International Journals
- Wang
Zhijun, Kazumune Hashimoto, Wataru Hashimoto,
and Shigemasa Takai: A lifting approach to
learning-based self-triggered control with Gaussian processes;
Advanced Robotics, accepted for publication.
- Keishin Tada, Naoki Hayashi, and
Shigemasa Takai: Distributed online primal-dual subgradient method on unbalanced directed networks;
Advanced Robotics, accepted for publication.
- Daichi
Ishikawa, Naoki Hayashi, and Shigemasa Takai: Quantized
distributed event-triggered stochastic gradient-tracking for nonconvex
optimization; IEICE Transactions on Fundamentals, accepted for
publication.
- Koki
Okamoto, Naoki Hayashi, and Shigemasa Takai: Distributed
online adaptive gradient descent with event-triggered communication;
IEEE Transactions on Control of Network Systems, accepted for publication.
- Hiroaki
Sakuma, Naoki Hayashi, and Shigemasa Takai:
Distributed primal-dual method on unbalanced digraphs with row
stochasticity; International Journal of Control, accepted for
publication.
- Lichen
Ding, Kazumune Hashimoto, and Shigemasa Takai: Synthesis of event-triggered controllers for SIRS
epidemic models; Nonlinear Analysis: Hybrid Systems, Vol. 51,
Article No. 101437, 16 pages, 2024.
- Keishin Tada, Naoki Hayashi, and
Shigemasa Takai: Constrained distributed online
convex optimization with bandit feedback for unbalanced digraphs;
IET Control Theory & Applications, Vol. 18, No. 2, pp. 184-200, 2024.
- Akihito
Hayano and Shigemasa Takai: A general
architecture for intersection-based decentralized supervisory control of
discrete event systems; IEEE Transactions on Automatic Control,
Vol. 69, No. 1, pp. 674-680, 2024.
- Junya Yoshida, Naoki Hayashi, and Shigemasa Takai: Quantized gradient descent algorithm for distributed
nonconvex optimization; IEICE Transactions on Fundamentals, Vol.
E106-A, No. 10, pp. 1297-1304, 2023.
- Keito Inoue, Naoki Hayashi, and Shigemasa Takai: Distributed online optimization with dynamic coupling
constraints under time-varying communication delays; IEEE Access,
Vol. 11, pp. 87256-87269, 2023.
- Konika
Rani, Norimasa Ozaki, Yoichiro Hironaka, Kazumune
Hashimoto, Ryosuke Kodama, Kanji Mukai, Hirotaka Nakamura, Shigemasa
Takai, and Hideo Nagatomo: Prediction of
superimposed laser shot number for copper using deep convolutional neural
network; Optics Express, Vol. 31, No. 15/17, pp. 24045-24053, 2023.
- Jinglun Li and Shigemasa Takai: Maximally permissive supervisors for nonblocking
similarity control of nondeterministic discrete-event systems; IEEE
Transactions on Automatic Control, Vol. 68, No. 6, pp. 3529-3544, 2023.
- Shigemasa
Takai: Polynomial-time verification for
bisimilarity control of partially observed nondeterministic discrete event
systems with deterministic specifications; Automatica, Vol. 125,
Article No. 110940, 5 pages, 2023.
- Yoshihiro
Kameoka, Naoki Hayashi, and Shigemasa Takai: Cooperative
tracking in camera sensor networks with sliding mode control;
Advanced Robotics, Vol. 37, No. 1-2, pp. 130-140, 2023.
- Weilin
Wang, Yanwei Zang, Shigemasa Takai, Lachlan L.
H. Andrew, and Chaohui Gong: Deterministic supervisory control with flexible
upper-bounds on observation delay and control delay; Automatica,
Vol. 144, Article No. 110480, 13 pages, 2022.
- Takashi
Adachi, Naoki Hayashi, and Shigemasa Takai: Cooperative
target tracking by multiagent camera sensor networks via Gaussian process;
IEEE Access, Vol. 10, pp. 71717-71727, 2022.
- Akihito
Wada and Shigemasa Takai: Decentralized diagnosis
of discrete event systems subject to permanent sensor failures;
Discrete Event Dynamic Systems: Theory and Applications, Vol. 32, No. 2,
pp. 159-193, 2022.
- Shigemasa
Takai and Sho Yoshida: Reliable
decentralized supervisory control of discrete event systems with
single-level inference; IEICE Transactions on Fundamentals, Vol.
E105-A, No. 5, pp. 799-807, 2022.
- Wataru
Hashimoto, Kazumune Hashimoto, and Shigemasa
Takai: STL2vec: Signal temporal logic embeddings
for control synthesis with recurrent neural networks; IEEE Robotics
and Automation Letters, Vol. 7, No. 2, pp. 5246-5253, 2022.
- Jinglun Li and Shigemasa Takai: Maximally permissive modular similarity control of
composite nondeterministic discrete event systems; IEEE Control
Systems Letters, Vol. 6, pp. 2305-2310, 2022.
- Jinglun Li and Shigemasa Takai: Synthesis of maximally permissive supervisors for
similarity control of partially observed nondeterministic discrete event
systems; Automatica, Vol. 135, Article No. 109978, 13 pages, 2022.
- Jinglun Li and Shigemasa Takai: Modular similarity control of nondeterministic discrete
event systems with modular specifications; IEEE Control Systems
Letters, Vol. 6, pp. 1358-1363, 2022.
- Makoto
Yamashita, Naoki Hayashi, Takeshi Hatanaka, and Shigemasa Takai: Logarithmic regret for distributed online subgradient method over unbalanced directed networks;
IEICE Transactions on Fundamentals, Vol. E104-A, No. 8, pp. 1019-1026,
2021.
- Takashi
Adachi, Naoki Hayashi, and Shigemasa Takai: Distributed
gradient descent method with edge-based event-driven communication for non-convex
optimization; IET Control Theory & Applications, Vol. 15, No.
12, pp. 1588-1598, 2021.
- Shigemasa
Takai: Synthesis of maximally permissive
supervisors for nondeterministic discrete event systems with
nondeterministic specifications; IEEE Transactions on Automatic
Control, Vol. 66, No. 7, pp. 3197-3204, 2021.
- Hiroaki
Sakuma, Naoki Hayashi, and Shigemasa Takai:
Distributed primal-dual perturbation algorithm over unbalanced directed
networks; IEEE Access, Vol. 9, pp. 75324-75335, 2021.
- Shigemasa
Takai: A general framework for diagnosis of
discrete event systems subject to sensor failures; Automatica, Vol.
129, Article No. 109669, 12 pages, 2021.
- Yuichi
Kajiyama, Naoki Hayashi, and Shigemasa Takai: Linear
convergence of consensus-based quantized optimization for smooth and
strongly convex cost functions; IEEE Transactions on Automatic
Control, Vol. 66. No. 3, pp. 1254-1261, 2021.
- Kohei
Shimatani and Shigemasa Takai: Deterministic
supervisors for bisimilarity control of partially observed nondeterministic
discrete event systems with deterministic specifications; IEICE
Transactions on Fundamentals, Vol. E104-A, No. 2, pp. 438-446, 2021.
- Makoto
Yamashita, Naoki Hayashi, and Shigemasa Takai: Dynamic
regret analysis for event-triggered distributed online optimization
algorithm; IEICE Transactions on Fundamentals, Vol. E104-A, No. 2,
pp. 430-437, 2021.
- Naoki
Hayashi, Yuichi Kajiyama, and Shigemasa Takai: Consensus-based
quantized algorithm for convex optimization with smooth cost functions;
IEICE Transactions on Fundamentals, Vol. E103-A, No. 2, pp. 435-442, 2020.
- Naoki
Hayashi, Kazuyuki Ishikawa, and Shigemasa Takai: Distributed
subgradient method for constrained convex
optimization with quantized and event-triggered communication;
IEICE Transactions on Fundamentals, Vol. E103-A, No. 2, pp. 428-434, 2020.
- Shimpei Miura and Shigemasa
Takai: Decentralized supervisory control of timed
discrete event systems with conditional decisions for enforcing forcible
events; IEICE Transactions on Fundamentals, Vol. E103-A, No. 2, pp.
417-427, 2020.
- Naoki
Hayashi, Tomohiro Sugiura, Yuichi Kajiyama, and Shigemasa Takai: Distributed event-triggered algorithm for unconstrained
convex optimization over weight-balanced directed networks; IET
Control Theory & Applications, Vol. 14, No. 2, pp. 253-261, 2020.
- Shigemasa
Takai: Bisimilarity enforcing supervisory control
of nondeterministic discrete event systems with nondeterministic
specifications; Automatica, Vol. 108, Article No. 108470, 2019.
- Jinglun Li and Shigemasa Takai: Maximally permissive nonblocking supervisors for
similarity control of nondeterministic discrete event systems under event
and state observations; IEICE Transactions on Fundamentals, Vol.
E102-A, No. 2, pp. 399-403, 2019.
- Yuichi
Kajiyama, Naoki Hayashi, and Shigemasa Takai: Distributed
constrained convex optimization with accumulated subgradient
information over undirected switching networks; IEICE Transactions
on Fundamentals, Vol. E102-A, No. 2, pp. 343-350, 2019.
- Yuichi
Kajiyama, Naoki Hayashi, and Shigemasa Takai: Distributed
subgradient method with edge-based
event-triggered communication; IEEE Transactions on Automatic
Control, Vol. 63, No. 7, pp. 2248-2255, 2018.
- Shigemasa
Takai and Ratnesh Kumar: Implementation of
inference-based diagnosis: Computing delay bound and ambiguity levels;
Discrete Event Dynamic Systems: Theory and Applications, Vol. 28, No. 2,
pp. 315-348, 2018.
- Naoki
Kushi and Shigemasa Takai: Synthesis of
similarity enforcing supervisors for nondeterministic discrete event
systems; IEEE Transactions on Automatic Control, Vol. 63, No. 5,
pp. 1457-1464, 2018.
- Kazuyuki
Ishikawa, Naoki Hayashi, and Shigemasa Takai: Consensus-based
distributed particle swarm optimization with event-triggered communication;
IEICE Transactions on Fundamentals, Vol. E101-A, No. 2, pp. 338-344, 2018.
- Hiroki
Yamada and Shigemasa Takai: Nonblocking
similarity control of nondeterministic discrete event systems under event
and state observations; IEICE Transactions on Fundamentals, Vol.
E101-A, No. 2, pp. 328-337, 2018.
- Shigemasa
Takai and Ratnesh Kumar: A generalized framework
for inference-based diagnosis of discrete event systems capturing both
disjunctive and conjunctive decision-making; IEEE Transactions on
Automatic Control, Vol. 62, No. 6, pp. 2778-2793, 2017.
- Naoki
Hayashi, Kohei Segawa, and Shigemasa Takai: 2D
Voronoi coverage control with Gaussian density functions by line
integration; SICE Journal of Control, Measurement, and System
Integration, Vol. 10, No. 2,pp. 110-116, 2017.
- Naoki
Hayashi and Shigemasa Takai: Distributed source
identification by two-hop consensus dynamics with uniform time-varying
communication time-delays; SICE Journal of Control, Measurement,
and System Integration, Vol. 10, No. 2,pp. 70-76,
2017.
- Shoichi Yokota,
Takashi Yamamoto, and Shigemasa Takai: Computation
of the delay bounds and synthesis of diagnosers
for decentralized diagnosis with conditional decisions; Discrete
Event Dynamic Systems: Theory and Applications, Vol. 27, No. 1,pp. 45-84, 2017.
- Masanori
Hoshino and Shigemasa Takai: Decentralized
similarity control of composite nondeterministic discrete event systems
with local specifications; IEICE Transactions on Fundamentals, Vol.
E100-A, No. 2, pp. 395-405, 2017.
- Shiori
Miyake, Naoki Hayashi, and Shigemasa Takai: Discrete-time
average consensus with multi-hop communication; SICE Journal of
Control, Measurement, and System Integration, Vol. 9, No. 5, pp. 187-191,
2016.
- Misato
Yokotani, Tetsuya Kondo, and Shigemasa Takai: Abstraction-based
verification and synthesis for prognosis of discrete event systems;
Asian Journal of Control, Vol. 18, No. 4, pp. 1279-1288, 2016.
- Shinji
Iwase, Naoki Hayashi, and Shigemasa Takai: A
gradient-based approach for discrete-time average consensus with
self-triggered control; SICE Journal of Control, Measurement, and
System Integration, Vol. 9, No. 3, pp. 122-127, 2016.
- Toshimitsu Ushio and Shigemasa
Takai: Nonblocking supervisory control of
discrete event systems modeled by Mealy automata with nondeterministic
output functions; IEEE Transactions on Automatic Control, Vol. 61,
No. 3, pp. 799-804, 2016.
- Nam Tung
Vu and Shigemasa Takai: Synthesis of output
feedback controllers for bisimilarity control of transition systems;
IEICE Transactions on Fundamentals, Vol. E99-A, No. 2, pp. 483-490, 2016.
- Naoki
Kanagawa and Shigemasa Takai: Diagnosability of
discrete event systems subject to permanent sensor failures;
International Journal of Control, Vol. 88, No. 12, pp. 2598-2610, 2015.
- Naoki
Hayashi and Shigemasa Takai: GTS-based communication
task scheduling for quantized output consensus over IEEE 802.15.4 wireless networks;
Automatica, Vol. 55, pp. 6-11, 2015.
- Mustafa Seckin Durmus, Shigemasa Takai, and Mehmet Turan Soylemez: Decision making
strategies in fixed-block railway signaling systems: A discrete event
systems approach; IEEJ Transactions on Electrical and Electronic
Engineering, Vol. 10, No. 2, pp. 186-194, 2015.
- Takashi
Yamamoto and Shigemasa Takai: Online synthesis of
conjunctive decentralized diagnosers for
discrete event systems; IEICE Transactions on Fundamentals, Vol.
E98-A, No. 2, pp. 650-653, 2015.
- Shigemasa
Takai: Robust prognosability for a set of
partially observed discrete event systems; Automatica, Vol. 51, pp.
123-130, 2015.
- Kenta Hamada,
Naoki Hayashi, and Shigemasa Takai: Event-triggered
and self-triggered control for discrete-time average consensus problems;
SICE Journal of Control, Measurement, and System Integration, Vol. 7, No.
5, pp. 297-303, 2014.
- Mustafa Seckin Durmus, Shigemasa Takai, and Mehmet Turan Soylemez: Fault diagnosis in
fixed-block railway signaling systems: A discrete event systems approach;
IEEJ Transactions on Electrical and Electronic Engineering, Vol. 9, No. 5,
pp. 523-531, 2014.
- Takashi
Yamamoto and Shigemasa Takai: Reliable
decentralized diagnosis of discrete event systems using the conjunctive
architecture; IEICE Transactions on Fundamentals, Vol. E97-A, No.
7, pp. 1605-1614, 2014.
- Katsuyuki Kimura and Shigemasa
Takai: Maximally permissive similarity enforcing
supervisors for nondeterministic discrete event systems under event and
state observations; IEICE Transactions on Fundamentals, Vol. E97-A,
No. 7, pp. 1500-1507, 2014.
- Katsuyuki Kimura and Shigemasa
Takai: Bisimilarity control of nondeterministic
discrete event systems under event and state observations; IEICE
Transactions on Information and Systems, Vol. E97-D, No. 5, pp. 1140-1148,
2014.
- Mustafa Seckin Durmus and Shigemasa Takai: Modeling moving-block railway systems: A generalized
batches Petri net approach; SICE Journal of Control, Measurement,
and System Integration, Vol. 6, No. 6, pp. 403-410, 2013.
- Shuhei
Nakata and Shigemasa Takai: Reliable
decentralized failure diagnosis of discrete event systems; SICE
Journal of Control, Measurement, and System Integration, Vol. 6, No. 5,
pp. 353-359, 2013.
- Masashi
Nomura and Shigemasa Takai: A synthesis method
for decentralized supervisors for timed discrete event systems;
IEICE Transactions on Fundamentals, Vol. E96-A, No. 4, pp. 835-839, 2013.
- Masashi
Nomura and Shigemasa Takai: Computation of
sublanguages for synthesizing decentralized supervisors for timed discrete
event systems; IEICE Transactions on Fundamentals, Vol. E96-A, No.
1, pp. 345-355, 2013.
- Shigemasa
Takai: Verification of robust diagnosability for
partially observed discrete event systems; Automatica, Vol. 48, No.
8, pp. 1913-1919, 2012.
- Masashi
Nomura and Shigemasa Takai: Decentralized
supervisory control of timed discrete event systems using a partition of
the forcible event set; IEICE Transactions on Fundamentals, Vol.
E95-A, No. 5, pp. 952-960, 2012.
- Shigemasa
Takai and Ratnesh Kumar: Distributed failure
prognosis of discrete event systems with bounded-delay communications;
IEEE Transactions on Automatic Control, Vol. 57, No. 5, pp. 1259-1265, 2012.
- Shigemasa
Takai and Toshimitsu Ushio: Verification of codiagnosability
for discrete event systems modeled by Mealy automata with nondeterministic
output functions; IEEE Transactions on Automatic Control, Vol. 57,
No. 3, pp. 798-804, 2012.
- Masashi
Nomura and Shigemasa Takai: Decentralized
supervisory control of timed discrete event systems; IEICE
Transactions on Fundamentals, Vol. E94-A, No. 12, pp. 2802-2809, 2011.
- Shigemasa
Takai and Yuta Watanabe: Modular synthesis of
maximally permissive opacity-enforcing supervisors for discrete event
systems; IEICE Transactions on Fundamentals, Vol. E94-A, No. 3, pp.
1041-1044, 2011.
- Shigemasa
Takai and Ratnesh Kumar: Inference-based
decentralized prognosis in discrete event systems; IEEE
Transactions on Automatic Control, Vol. 56, No. 1, pp. 165-171, 2011.
- Shigemasa
Takai and Ratnesh Kumar: Synthesis of
over-approximating inference-based decentralized supervisors for discrete
event systems; IEEE Transactions on Automatic Control, Vol. 55, No.
8, pp. 1881-1887, 2010.
- Shengbing Jiang, Ratnesh Kumar,
Shigemasa Takai, and Wenbin Qiu: Decentralized
control of discrete event systems with multiple local specifications;
IEEE Transactions on Automation Science and Engineering, Vol. 7, No. 3,
pp. 512-522, 2010.
- Shigemasa
Takai and Ratnesh Kumar: Decentralized diagnosis
for nonfailures of discrete event systems using inference-based ambiguity
management; IEEE Transactions on Systems, Man, and Cybernetics-Part
A: Systems and Humans, Vol. 40, No. 2, pp. 406-412, 2010.
- Ratnesh
Kumar and Shigemasa Takai: Decentralized
prognosis of failures in discrete event systems; IEEE Transactions
on Automatic Control, Vol. 55, No. 1, pp. 48-59, 2010.
- Ratnesh
Kumar and Shigemasa Takai: Inference-based
ambiguity management in decentralized decision-making: Decentralized
diagnosis of discrete-event systems; IEEE Transactions on
Automation Science and Engineering, Vol. 6, No. 3, pp. 479-491, 2009.
- Shigemasa
Takai and Yusuke Oka: A formula for the supremal
controllable and opaque sublanguage arising in supervisory control;
SICE Journal of Control, Measurement, and System Integration, Vol. 1, No.
4, pp. 307-311, 2008.
- Shigemasa
Takai and Ratnesh Kumar: Synthesis of
inference-based decentralized control for discrete event systems;
IEEE Transactions on Automatic Control, Vol. 53, No. 2, pp. 522-534, 2008.
- Ratnesh
Kumar and Shigemasa Takai: Inference-based
ambiguity management in decentralized decision-making: Decentralized
control of discrete event systems; IEEE Transactions on Automatic
Control, Vol. 52, No. 10, pp. 1783-1794, 2007.
- Shigemasa
Takai and Yongming Bai: Computation of
controllable sublanguages for unbounded Petri nets using their
approximation models; IEICE Transactions on Fundamentals, Vol.
E89-A, No. 11, pp. 3250-3253, 2006.
- Shigemasa
Takai and Toshimitsu Ushio: A new class of supervisors for timed discrete event
systems under partial observation; Discrete Event Dynamic Systems:
Theory and Applications, Vol. 16, No. 2, pp. 257-278, 2006.
- Shigemasa
Takai and Toshimitsu Ushio: Decentralized supervisory control of discrete event
systems using dynamic default control; IEICE Transactions on
Fundamentals, Vol. E88-A, No. 11, pp. 2982-2988, 2005.
- Ratnesh
Kumar, Shigemasa Takai, Martin Fabian, and Toshimitsu
Ushio: Maximally permissive mutually and globally
nonblocking supervision with application to switching control;
Automatica, Vol. 41, No. 8, pp. 1299-1312, 2005.
- Shigemasa
Takai, Ratnesh Kumar, and Toshimitsu Ushio: Characterization of co-observable languages and
formulas for their super/sublanguages; IEEE Transactions on
Automatic Control, Vol. 50, No. 4, pp. 434-447, 2005.
- Toshimitsu Ushio and Shigemasa
Takai: Control-invariance of hybrid systems with
forcible events; Automatica, Vol. 41, No. 4, pp. 669-675, 2005.
- Shigemasa
Takai and Toshimitsu Ushio: Supervisory control of a class of concurrent discrete
event systems under partial observation; Discrete Event Dynamic
Systems: Theory and Applications, Vol. 15, No. 1, pp. 7-32, 2005.
- Yoshitaka Ukawa, Toshimitsu Ushio,
Masakazu Adachi, and Shigemasa Takai: Formal
detection of three automation surprises in human-machine interaction;
IEICE Transactions on Fundamentals, Vol. E87-A, No. 11, pp. 2878-2884,
2004.
- Shigemasa
Takai and Toshimitsu Ushio: Supervisory control of a class of concurrent discrete
event systems; IEICE Transactions on Fundamentals, Vol. E87-A, No.
4, pp. 850-855, 2004.
- Guisheng Zhai, Xinkai Chen, Shigemasa Takai, and Kazunori Yasuda: Stability and H_infinity
disturbance attenuation analysis for LTI control systems with controller
failures; Asian Journal of Control, Vol. 6, No. 1, pp. 104-111,
2004.
- Shigemasa
Takai: Maximizing robustness of supervisors for
partially observed discrete event systems; Automatica, Vol. 40, No.
3, pp. 531-535, 2004.
- Shigemasa
Takai and Toshimitsu Ushio: Reliable decentralized supervisory control of discrete
event systems with the conjunctive and disjunctive fusion rules;
IEICE Transactions on Fundamentals, Vol. E86-A, No. 11, pp. 2731-2738,
2003.
- Guisheng Zhai, Shigemasa Takai,
Anthony N. Michel, and Xuping Xu: Improving closed-loop stability of second-order LTI
systems by hybrid static output feedback; International Journal of Hybrid
Systems, Vol. 3, No. 2 & 3, pp. 237-250, 2003.
- Shigemasa
Takai and Toshimitsu Ushio: Effective computation of an Lm(G)-closed,
controllable, and observable sublanguage arising in supervisory control;
Systems & Control Letters, Vol. 49, No. 3, pp. 191-200, 2003.
- Shigemasa
Takai and Toshimitsu Ushio: Reliable decentralized supervisory control for marked
language specifications; Asian Journal of Control, Vol. 5, No. 1,
pp. 160-167, 2003.
- Shigemasa
Takai: Synthesis of maximally permissive and
robust supervisors for prefix-closed language specifications; IEEE
Transactions on Automatic Control, Vol. 47, No. 1, pp. 132-136, 2002.
- Shigemasa
Takai and Toshimitsu Ushio: A modified normality condition for decentralized
supervisory control of discrete event systems; Automatica, Vol. 38,
No. 1, pp. 185-189, 2002.
- Shigemasa
Takai and Toshimitsu Ushio: Weak normality for nonblocking supervisory control of
discrete event systems under partial observation; IEICE
Transactions on Fundamentals, Vol. E84-A, No. 11, pp. 2822-2828, 2001.
- Shigemasa
Takai and Toshimitsu Ushio: On-line synthesis of decentralized supervisors for
discrete event systems; IEICE Transactions on Fundamentals, Vol.
E83-A, No. 11, pp. 2282-2285, 2000.
- Shigemasa
Takai and Toshimitsu Ushio: Synthesis of reliable decentralized supervisors for
discrete event systems; IEICE Transactions on Fundamentals, Vol.
E83-A, No. 11, pp. 2212-2218, 2000.
- Shigemasa
Takai and Toshimitsu Ushio: Reliable decentralized supervisory control of discrete
event systems; IEEE Transactions on Systems, Man, and
Cybernetics-Part B: Cybernetics, Vol. 30, No. 5, pp. 661-667, 2000.
- Shigemasa
Takai: Supervisory control of partially observed
discrete event systems with arbitrary control patterns;
International Journal of Systems Science, Vol. 31, No. 5, pp. 649-656,
2000.
- Shigemasa
Takai: Robust supervisory control of a class of
timed discrete event systems under partial observation; Systems
& Control Letters, Vol. 39, No. 4, pp. 267-273, 2000.
- Shigemasa
Takai and Yoshinori Ito: Supervisory control of
timed event graphs with partial specifications; International
Journal of Systems Science, Vol. 30, No. 11, pp. 1187-1192, 1999.
- Shigemasa
Takai: Minimizing the set of local supervisors in
fully decentralized supervision; IEEE Transactions on Automatic
Control, Vol. 44, No. 7, pp. 1441-1444, 1999.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Supervisory control of discrete event systems using
partial event and state observations; International Journal of
Intelligent Control and Systems, Vol. 2, No. 3, pp. 453-466, 1998.
- Shigemasa
Takai, Akiteru Takae,
and Shinzo Kodama: The extremal languages arising
in supervisory control for service specifications; International
Journal of Intelligent Control and Systems, Vol. 2, No. 1, pp. 161-175,
1998.
- Shigemasa
Takai and Shinzo Kodama: Formulas for the
extremal controllable sequences in timed-event graphs; IEEE
Transactions on Automatic Control, Vol. 43, No. 10, pp. 1465-1468, 1998.
- Shigemasa
Takai: On the language generated under fully
decentralized supervision; IEEE Transactions on Automatic Control,
Vol. 43, No. 9, pp. 1253-1256, 1998.
- Shigemasa
Takai: Optimal state-space partition for control
of discrete-event systems with static specifications; IEEE Transactions
on Automatic Control, Vol. 43, No. 7, pp. 1013-1016, 1998.
- Shigemasa
Takai and Shinzo Kodama: Characterization of all
M-controllable subpredicates of a given
predicate; International Journal of Control, Vol. 70, No. 4, pp.
541-549, 1998.
- Shigemasa
Takai: A characterization of realizable behavior
in supervisory control of timed event graphs; Automatica, Vol. 33,
No. 11, pp. 2077-2080, 1997.
- Shigemasa
Takai: Estimate based limited lookahead
supervisory control for closed language specifications; Automatica,
Vol. 33, No. 9, pp. 1739-1743, 1997.
- Shigemasa
Takai and Shinzo Kodama: M-controllable subpredicates arising in state feedback control of
discrete event systems; International Journal of Control, Vol. 67,
No. 4, pp. 553-566, 1997.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Balanced state feedback controllers for discrete event
systems described by the Golaszewski-Ramadge model; IEICE
Transactions on Fundamentals, Vol. E80-A, No. 5, pp. 928-931, 1997.
- Jae-won
Yang, Shigemasa Takai, Toshimitsu Ushio,
Sadatoshi Kumagai, and Shinzo Kodama: Stabilization
of timed discrete event systems with forcible events; IEICE
Transactions on Fundamentals, Vol. E80-A, No. 3, pp. 571-573, 1997.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Static-state feedback control of discrete-event systems
under partial observation; IEEE Transactions on Automatic Control,
Vol. 40, No. 11, pp. 1950-1954, 1995.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: The infimal controllable and n-observable superpredicate of a given predicate; IEEE
Transactions on Automatic Control, Vol. 40, No. 7, pp. 1249-1253, 1995.
- Wooi Voon Chang, Toshimitsu Ushio, Shigemasa Takai, Sadatoshi Kumagai,
and Shinzo Kodama: A forbidden marking problem in
controlled complementary-places Petri nets; IEICE Transactions on
Fundamentals, Vol. E78-A, No. 3, pp. 382-388, 1995.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Stabilization and blocking in state feedback control of
discrete event systems; Discrete Event Dynamic Systems: Theory and
Applications, Vol. 5, No. 1, pp. 33-57, 1995.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Concurrency and maximally permissive feedback in Petri
nets with external input places; International Journal of Control,
Vol. 60, No. 4, pp. 617-629, 1994.
- Shigemasa
Takai, Toshimitsu Ushio and Shinzo Kodama: Decentralized state feedback control of discrete event
systems; Systems & Control Letters, Vol. 22, No. 5, pp.
369-375, 1994.
International Conferences,
Symposiums, and Workshops
- Akari
Kimura and Shigemasa Takai: Deterministic
decentralized supervisors for bisimilarity control of nondeterministic
discrete event systems; Proceedings of the 2024 American Control
Conference, accepted for publication.
- Xun Shen,
Akifumi Wachi, Wataru Hashimoto, Kazumune
Hashimoto, and Shigemasa Takai: Safe
reinforcement learning using model predictive control with probabilistic
control barrier function; Proceedings of the 2024 American Control
Conference, accepted for publication.
- Shigemasa
Takai and Takashi Yamamoto: Verification of codiagnosability arising in intersection-based decentralized
diagnosis of discrete event systems; Proceedings of the 17th
International Workshop on Discrete Event Systems, accepted for publication.
- Shigemasa
Takai and Takashi Yamamoto: Codiagnosability for intersection-based decentralized diagnosis of
discrete event systems; Proceedings of the 22nd IFAC World
Congress, pp. 3985-3590, 2023.
- Akihito
Hayano and Shigemasa Takai: A general
intersection-based architecture for decentralized supervisory control of
discrete event systems; Proceedings of the 61st IEEE Conference on
Decision and Control, pp. 4244-4249, 2022.
- Keishin Tada, Naoki Hayashi, and
Shigemasa Takai: Distributed inequality
constrained online optimization for unbalanced digraphs using row
stochastic property; Proceedings of the 61st IEEE Conference on
Decision and Control, pp. 2283-2285, 2022.
- Takumi
Hamada and Shigemasa Takai: Verification of
reliable inference-diagnosability for decentralized diagnosis with
single-level inference; Proceedings of the 16th International
Workshop on Discrete Event Systems, pp. 244-249, 2022
- Wataru
Hashimoto, Kazumune Hashimoto, Yuga Onoue, and
Shigemasa Takai: Learning-based iterative optimal
control for unknown systems using Gaussian process regression;
Proceedings of the 2022 European Control Conference, pp. 1554-1559, 2022.
- Akari
Kimura and Shigemasa Takai: Decentralized control
of nondeterministic discrete event systems with deterministic
specifications; Proceedings of the 37th International Technical
Conference on Circuits/Systems, Computers and Communications, pp. 1-4,
2022.
- Takumi
Hamada and Shigemasa Takai: Reliable
diagnosability for decentralized diagnosis of discrete event systems with
single-level inference; Proceedings of the 2022 American Control
Conference, pp. 3746-3751, 2022.
- Jinglun Li and Shigemasa Takai: Maximally permissive nonblocking similarity control of
nondeterministic discrete event systems; Proceedings of the 59th
IEEE Conference on Decision and Control, pp. 73-78, 2020.
- Shigemasa
Takai: A generalized diagnosability condition for
diagnosis of discrete event systems subject to sensor failures;
Proceedings of the 15th International Workshop on Discrete Event Systems,
pp. 344-349, 2020.
- Toshiyuki
Miyamoto, Toyohiro Umeda, and Shigemasa Takai: Distributed job shop scheduling using consensus
alternating direction method of multipliers; Proceedings of the
21st IFAC World Congress, pp. 10785-10790, 2020.
- Kohei
Shimatani and Shigemasa Takai: Deterministic
bisimilarity-enforcing supervisors for nondeterministic discrete event
systems with deterministic specifications; Proceedings of the 35th
International Technical Conference on Circuits/Systems, Computers and
Communications, pp. 45-48, 2020.
- Jinglun Li and Shigemasa Takai: Maximally permissive similarity enforcing supervisors
for nondeterministic discrete event systems under partial observation;
Proceedings of the 58th IEEE Conference on Decision and Control, pp.
1037-1042, 2019.
- Ryoma Sawasaki and Shigemasa Takai: Sufficient
condition for state attraction of discrete event systems under partial
observation; Proceedings of the SICE Annual Conference 2019, pp.
1432-1435, 2019.
- Akihito
Wada and Shigemasa Takai: Verification of codiagnosability for decentralized diagnosis of
discrete event systems subject to permanent sensor failures;
Proceedings of the 2019 European Control Conference, pp. 1726-1731, 2019.
- Shigemasa
Takai: Maximally permissive supervisory control of
nondeterministic discrete event systems with nondeterministic
specifications; Proceedings of the 57th IEEE Conference on Decision
and Control, pp. 3975-3980, 2018.
- Shimpei Miura and Shigemasa
Takai: Decentralized control of timed discrete
event systems with conditional decisions for enforcement of forcible
events; Proceedings of the 57th IEEE Conference on Decision and
Control, pp. 3956-3961, 2018.
- Naoki
Hayashi, Tomohiro Sugiura, Yuichi Kajiyama, and Shigemasa Takai: Event-triggered consensus-based optimization algorithm
for smooth and strongly convex cost functions; Proceedings of the
57th IEEE Conference on Decision and Control, pp. 2120-2125, 2018.
- Kenta
Suzuki, Naoki Hayashi, and Shigemasa Takai: Uniform
ultimate boundedness of event-triggered control for time-varying nonlinear
systems; Proceedings of the 2018 IEEE International Conference on
Systems, Man, and Cybernetics, pp. 2003-2008, 2018.
- Itsuki
Okubo and Shigemasa Takai: Decentralized
supervisor synthesis for composite nondeterministic discrete event systems
with local specifications; Proceedings of the SICE Annual
Conference 2018, pp. 1793-1796, 2018.
- Makoto
Yamashita, Naoki Hayashi, and Shigemasa Takai: Regret
analysis of distributed online subgradient
method with event-triggered communication; Proceedings of the SICE
Annual Conference 2018, pp. 1296-1300, 2018.
- Akihito
Wada, Nadda Chawalarat, and Shigemasa Takai: Codiagnosability for decentralized diagnosis of discrete event systems
subject to permanent sensor failures; Proceedings of the SICE Annual
Conference 2018, pp. 1069-1072, 2018.
- Tatsuya
Ito, Kohei Segawa, Naoki Hayashi, and Shigemasa Takai: Cooperative Voronoi tracking by multiple quadrotors
with onborad PTZ cameras ; Proceedings of
the SICE Annual Conference 2018, pp. 331-335, 2018.
- Shigemasa
Takai: Synthesis of bisimilarity enforcing
supervisors for nondeterministic discrete event systems;
Proceedings of the 14th International Workshop on Discrete Event Systems,
pp. 1-6, 2018. Correcting Notice
- Yuichi
Kajiyama, Naoki Hayashi, and Shigemasa Takai: Distributed
multi-step subgradient algorithm for constrained
convex optimization with undirected time-varying communications;
Proceedings of the 56th IEEE Conference on Decision and Control, pp.
4650-4655, 2017.
- Hiroki
Yamada and Shigemasa Takai: Nonblocking
supervisors for similarity control of nondeterministic discrete event
systems under event and state observations; Proceedings of the SICE
Annual Conference 2017, pp. 160-163, 2017.
- Yuichi
Kajiyama, Naoki Hayashi, and Shigemasa Takai: Distributed
event-triggered subgradient method for convex
optimization with a common constraint set; Proceedings of the 20th
IFAC World Congress, pp. 15884-15889, 2017.
- Shigemasa
Takai and Ratnesh Kumar: A generalized
inference-based prognosis framework for discrete event systems;
Proceedings of the 20th IFAC World Congress, pp. 7013-7018, 2017.
- Sho Yoshida and Shigemasa Takai: Reliable conditional-coobservability for decentralized
supervisory control of discrete event systems with conditional decisions;
Proceedings of the 55th IEEE Conference on Decision and Control, pp.
414-419, 2016.
- Hayato
Fujimura, Naoki Hayashi, and Shigemasa Takai: Linear
convergence of distributed periodically-triggered ADMM for unconstrained
optimization; Proceedings of the SICE Annual Conference 2016, pp.
1735-1736, 2016.
- Shigemasa
Takai and Ratnesh Kumar: Delay bound of
inference-based decentralized diagnosis in discrete event systems;
Proceedings of the 13th International Workshop on Discrete Event Systems,
pp. 224-229, 2016.
- Shigemasa
Takai and Ratnesh Kumar: A generalized
inference-based diagnosis framework for discrete event systems capturing
both disjunctive and conjunctive decision-making; Proceedings of
the 54th IEEE Conference on Decision and Control, pp. 3522-3527, 2015.
- Kohei
Segawa, Kenta Hamada, Naoki Hayashi, and Shigemasa Takai: Cooperative target tracking by 2-level hierarchical
PTZ camera sensor networks; Proceedings of the 54th IEEE Conference
on Decision and Control, pp. 2975-2980, 2015.
- Koki Abe,
Naoki Hayashi, and Shigemasa Takai: Cooperative
Voronoi coverage with velocity feedback of centroids; Proceedings
of the First International Symposium on Swarm Behavior and Bio-Inspired
Robotics, pp. 372-374, 2015.
- Shigemasa
Takai and Ratnesh Kumar: Verification of
generalized inference diagnosability for decentralized diagnosis of
discrete event systems; Proceedings of the 20th IEEE International
Conference on Emerging Technologies and Factory Automation, 125, 8 pages,
2015.
- Naoki
Kushi and Shigemasa Takai: Supervisor synthesis
for similarity control of nondeterministic discrete event systems;
Proceedings of the 20th IEEE International Conference on Emerging
Technologies and Factory Automation, 291, 4 pages, 2015.
- Naoki
Hayashi, Yu Muranishi, and Shigemasa Takai: Distributed event-triggered control for Voronoi
coverage; Proceedings of the First International Conference on
Event-Based Control, Communication, and Signal Processing, 4 pages, 2015.
- Shoichi
Yokota and Shigemasa Takai: Computation of the
delay bound in decentralized diagnosis of discrete event systems with
conditional decisions; Proceedings of the 53rd IEEE Conference on
Decision and Control, pp. 5961-5966, 2014.
- Yu Muranishi, Kenta Hamada, Naoki Hayashi, and Shigemasa
Takai: Distributed estimation of 1-D
convection-diffusion phenomena by discrete-time event-triggered consensus
dynamics; Proceedings of the 53rd IEEE Conference on Decision and
Control, pp. 1995-2000, 2014.
- Naoki
Kanagawa and Shigemasa Takai: Verification and
synthesis for failure diagnosis of discrete event systems subject to
permanent sensor failures; Proceedings of the 19th IEEE
International Conference on Emerging Technologies and Factory Automation,
PD-001147, 8 pages, 2014.
- Kenji
Nomura, Naoki Hayashi, and Shigemasa Takai: Distributed
event-triggered control for consensus problems with non-linear output
functions; Proceedings of the ISCIE/ASME 2014 International
Symposium on Flexible Automation, 2014-99S, 4 pages, 2014.
- Naoki
Hayashi and Shigemasa Takai: Consensus-based
distribution estimation of 1-D diffusion phenomena; Proceedings of
the 2014 American Control Conference, pp. 2569-2574, 2014.
- Misato
Yokotani and Shigemasa Takai: Abstraction-based
verification for partially observed discrete event systems;
Proceedings of the 12th International Workshop on Discrete Event Systems,
pp. 356-361, 2014.
- Shoichi
Kitamura, Kazuyuki Mori, Yoshio Izui, Toshiyuki
Miyamoto, and Shigemasa Takai: Operation
optimization method for factory power generation plant considering
probability distribution; Proceedings of the IASTED International
Symposium on Power and Energy, pp. 6-13, 2013.
- Misato
Yokotani and Shigemasa Takai: Abstraction-based
verification of observability for discrete event systems;
Proceedings of the SICE Annual Conference 2013, pp. 1016-1017, 2013.
- Takashi
Yamamoto and Shigemasa Takai: Conjunctive
decentralized diagnosis of discrete event systems; Preprints of the
4th IFAC Workshop on Dependable Control of Discrete Systems, pp. 67-72,
2013.
- Naoki
Hayashi and Shigemasa Takai: A GTS scheduling for
consensus problems over IEEE 802.15.4 wireless networks;
Proceedings of the 12th European Control Conference, pp. 1764-1769, 2013.
- Katsuyuki Kimura, Masashi
Nomura, and Shigemasa Takai: Bisimilarity
enforcing supervisory control of nondeterministic systems under event and
state observations; Preprints of the 11th International Workshop on
Discrete Event Systems, pp. 169-174, 2012.
- Ratnesh
Kumar and Shigemasa Takai: A framework for
control-reconfiguration following fault-detection in discrete event
systems; Preprints of the 8th IFAC Symposium on Fault Detection,
Supervision and Safety of Technical Processes, pp. 848-853, 2012.
- Shigemasa
Takai: Robust failure prognosis of partially
observed discrete event systems; Proceedings of the 2012 American
Control Conference, pp. 6077-6082, 2012.
- Masashi
Nomura and Shigemasa Takai: A new forcing
mechanism for decentralized supervisory control of timed discrete event
systems; Proceedings of the 26th International Technical Conference
on Circuits/Systems, Computers and Communications, pp. 11-14, 2011.
- Shigemasa
Takai: Robust failure diagnosis of partially
observed discrete event systems; Proceedings of the 10th
International Workshop on Discrete Event Systems, pp. 215-220, 2010.
- Shigemasa
Takai and Toshimitsu Ushio: Decentralized diagnosis of discrete event systems
modeled by Mealy automata with nondeterministic output functions;
Proceedings of the 2010 American Control Conference, pp. 2613-2618, 2010.
- Shigemasa
Takai and Ratnesh Kumar: Distributed prognosis of
discrete event systems under bounded-delay communications;
Proceedings of the 48th IEEE Conference on Decision and Control, and the
28th Chinese Control Conference, pp. 1235-1240, 2009.
- Shigemasa
Takai and Ratnesh Kumar: Verification and
synthesis for secrecy in discrete-event systems; Proceedings of the
2009 American Control Conference, pp. 4741-4746, 2009.
- Toshimitsu Ushio and Shigemasa
Takai: Supervisory control of discrete event systems
modeled by Mealy automata with nondeterministic output functions;
Proceedings of the 2009 American Control Conference, pp. 4260-4265, 2009.
- Shigemasa
Takai and Ratnesh Kumar: Inference-based decentralized
prognosis in discrete event systems; Proceedings of the 47th IEEE
Conference on Decision and Control, pp. 871-876, 2008.
- Shigemasa
Takai and Yusuke Oka: A Formula for the supremal
controllable and opaque sublanguage in discrete event systems;
Proceedings of the 2008 International Symposium on Nonlinear Theory and
its Applications, pp. 656-659, 2008.
- Shigemasa
Takai: A sufficient condition for diagnosability
of large-scale discrete event systems; Proceedings of the 23rd
International Technical Conference on Circuits/Systems, Computers and
Communications, pp. 321-324, 2008.
- Ratnesh
Kumar and Shigemasa Takai: Decentralized
prognosis of failures in discrete event systems; Proceedings of the
9th International Workshop on Discrete Event Systems, pp. 376-381, 2008.
- Shigemasa
Takai and Ratnesh Kumar: Inference-diagnosability:
Nonconvergence and other complexity results; Proceedings of the
SICE Annual Conference 2007, pp. 533-539, 2007.
- Shigemasa
Takai and Ratnesh Kumar: Synthesis of
over-approximating inference-based decentralized supervisors for discrete
event systems; Proceedings of the 2007 American Control Conference,
pp. 4268-4273, 2007.
- Shigemasa
Takai and Ratnesh Kumar: Synthesis of
inference-based decentralized control for discrete event systems;
Proceedings of the 45th IEEE Conference on Decision and Control, pp.
410-415, 2006.
- Shigemasa
Takai and Yongming Bai: Computation of
controllable sublanguages for unbounded Petri nets using their
approximation models; Proceedings of the 2006 International
Symposium on Nonlinear Theory and its Applications, pp. 411-414, 2006.
- Shigemasa
Takai and Ratnesh Kumar: Decentralized diagnosis
for nonfailures of discrete event systems using inference-based ambiguity
management; Proceedings of the 8th International Workshop on
Discrete Event Systems, pp. 242-247, 2006.
- Ratnesh
Kumar and Shigemasa Takai: Inference-based
ambiguity management in decentralized decision-making: Decentralized
diagnosis of discrete event systems; Proceedings of the 2006
American Control Conference, pp. 6069-6074, 2006.
- Ratnesh
Kumar and Shigemasa Takai: Inference-based
ambiguity management in decentralized decision-making: Decentralized
control of discrete event systems; Proceedings of the 44th IEEE Conference
on Decision and Control, and the European Control Conference ECC 2005, pp.
3480-3485, 2005.
- Shigemasa
Takai and Toshimitsu Ushio: Computation of closed, controllable, and weakly
observable sublanguages for timed discrete event systems; Preprints
of the 16th IFAC World Congress, Tu-M12-TO/1, 6 pages, 2005.
- Shigemasa
Takai and Toshimitsu Ushio: A new class of supervisors for timed discrete event
systems under partial observation; Proceedings of the 43rd IEEE
Conference on Decision and Control, pp. 497-502, 2004.
- Ratnesh
Kumar, Shigemasa Takai, Martin Fabian, and Toshimitsu
Ushio: Maximally permissive mutually &
globally nonblocking supervisors for discrete event systems;
Preprints of the IFAC Workshop on Discrete Event Systems, pp. 67-72, 2004.
- Shigemasa
Takai: Maximizing robustness of supervisors for
partially observed discrete event systems; Preprints of the 10th
IFAC/IFORS/IMACS/IFIP/ Symposium on Large Scale Systems: Theory and
Applications, pp. 373-378, 2004.
- Shigemasa
Takai and Toshimitsu Ushio: Supervisor synthesis for a class of concurrent
discrete event systems; Proceedings of the 42nd IEEE Conference on
Decision and Control, pp. 2686-2691, 2003.
- Shigemasa
Takai and Toshimitsu Ushio: Reliable decentralized supervisory control of discrete
event systems with the conjunctive and disjunctive fusion rules;
Proceedings of the 2003 American Control Conference, pp. 1050-1055, 2003.
- Guisheng Zhai, Shigemasa Takai,
Anthony N. Michel, and Xuping Xu: Improving closed-loop stability of second-order LTI systems
by hybrid static output feedback; Proceedings of the 41st IEEE
Conference on Decision and Control, pp. 2792-2797, 2002.
- Shigemasa
Takai, Ratnesh Kumar, and Toshimitsu Ushio: Characterization and computation of classes of
co-observable languages for decentralized control of discrete event
systems; Proceedings of the 41st IEEE Conference on Decision and
Control, pp. 578-583, 2002.
- Toshimitsu Ushio and Shigemasa
Takai: State feedback control of hybrid automata
with forcible events; Proceedings of the 6th International Workshop
on Discrete Event Systems, pp. 317-322, 2002.
- Shigemasa
Takai and Toshimitsu Ushio: Effective computation of an Lm(G)-closed,
controllable, and observable sublanguage arising in supervisory control;
Proceedings of the 6th International Workshop on Discrete Event Systems,
pp. 34-39, 2002.
- Shigemasa
Takai and Toshimitsu Ushio: Strong co-observability conditions for decentralized
supervisory control of discrete event systems; Proceedings of the
40th IEEE Conference on Decision and Control, pp. 4098-4103, 2001.
- Guisheng Zhai, Xinkai Chen, Shigemasa Takai and Kazunori Yasuda: Controller failure time analysis for H_infinity control systems; Proceedings of the
40th IEEE Conference on Decision and Control, pp. 1029-1030, 2001.
- Shigemasa
Takai and Toshimitsu Ushio: Weak normality for supervisory control of discrete
event systems under partial observation; Proceedings of the 6th
European Control Conference, pp. 1589-1594, 2001.
- Guisheng Zhai, Shigemasa Takai,
and Kazunori Yasuda: Stability analysis of linear
time-invariant systems with controller failures; Proceedings of the
6th European Control Conference, pp. 138-142, 2001.
- Shigemasa
Takai and Toshimitsu Ushio: Strong co-observability for decentralized supervisory
control of discrete event systems; Preprints of the 9th
IFAC/IFORS/IMACS/IFIP/ Symposium on Large Scale Systems: Theory and
Applications, pp. 102-107, 2001.
- Shigemasa
Takai and Toshimitsu Ushio: A modified normality condition for decentralized
supervisory control of discrete event systems; Proceedings of the
2001 American Control Conference, pp. 973-974, 2001.
- Shigemasa
Takai and Toshimitsu Ushio: On-line decentralized supervisory control of discrete
event systems; Proceedings of the 39th IEEE Conference on Decision
and Control, pp. 7-8, 2000.
- Shigemasa
Takai and Toshimitsu Ushio: Reliable decentralized supervisory control of discrete
event systems with marked language specifications; Proceedings of
the 2000 IEEE International Conference on Systems, Man, and Cybernetics,
pp. 2180-2185, 2000.
- Shigemasa
Takai, Toshimitsu Ushio, and Yasunobu Furukawa: Separability of predicates and languages in large-scale
discrete event systems; Proceedings of the 5th International
Workshop on Discrete Event Systems, pp. 337-344, 2000.
- Shigemasa
Takai and Toshimitsu Ushio: Synthesis of reliable decentralized supervisors for
discrete event systems; Proceedings of the 5th International
Workshop on Discrete Event Systems, pp. 131-138, 2000.
- Shigemasa
Takai and Toshimitsu Ushio: Reliable decentralized supervisory control of discrete
event systems; Proceedings of the 38th IEEE Conference on Decision
and Control, pp. 2224-2229, 1999.
- Shigemasa
Takai: Design of robust supervisors for
prefix-closed language specifications; Proceedings of the 38th IEEE
Conference on Decision and Control, pp. 1725-1730, 1999.
- Shigemasa
Takai: Robust control of partially observed
discrete event systems in the input/output semantics; Preprints of
the 14th IFAC World Congress, Vol. J, pp. 7-12, 1999.
- Shigemasa
Takai: Estimate based limited lookahead control
of discrete event systems with model uncertainty; Proceedings of
the 4th International Symposium on Artificial Life and Robotics, pp.
110-113, 1999.
- Shigemasa
Takai: Maximally permissive robust supervisors
for a class of specification languages; Preprints of IFAC
Conference on System Structure and Control, pp. 445-450, 1998.
- Shigemasa
Takai: Optimal state space partition for state
feedback control of discrete event systems; Proceedings of the 36th
IEEE Conference on Decision and Control, pp. 3582-3583, 1997.
- Shigemasa
Takai and Shinzo Kodama: A note on realizable
sequences in supervisory control of timed event graphs; Preprints
of IFAC/IFIP Conference on Management and Control of Production and
Logistics, pp. 181-186, 1997.
- Shigemasa
Takai and Shinzo Kodama: On strongly controllable
behavior in supervisory control of timed event graphs; Proceedings
of the 4th European Control Conference, FR-M K2, 6 pages, 1997.
- Shigemasa
Takai, Akiteru Takae,
and Shinzo Kodama: The extremal languages in
supervisory control of discrete event systems with service specifications;
Proceedings of the 35th IEEE Conference on Decision and Control, pp.
2231-2236, 1996.
- Shigemasa
Takai and Shinzo Kodama: Characterization of all
M-controllable subpredicates arising in
predicate based control; Proceedings of the 3rd International
Workshop on Discrete Event Systems, pp. 127-132, 1996.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Decentralized supervisory control using partial event
and state observations; Proceedings of the 34th IEEE Conference on
Decision and Control, pp. 723-724, 1995.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: A new class of supervisors for partially observed
discrete event systems; Proceedings of the 1995 American Control
Conference, pp. 2631-2635, 1995.
- Akiteru Takae,
Shigemasa Takai, Toshimitsu Ushio, Sadatoshi
Kumagai, and Shinzo Kodama: Maximally permissive
controllers for controlled time Petri nets; Proceedings of the 33rd
IEEE Conference on Decision and Control, pp. 1058-1059, 1994.
- Youichi Nagao, Hideaki Ohta,
Hironobu Urabe, Shinichi Nakano, Sadatoshi Kumagai, Toshimitsu
Ushio, and Shigemasa Takai: Net-based cooperative
control for autonomous distributed systems; Proceedings of the IEEE
Symposium on Emerging Technologies & Factory Automation, pp. 350-357,
1994.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Modular state feedback control of discrete event
systems under partial observation; Proceedings of the First Asian Control
Conference, Vol. 2, pp. 893-896, 1994.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: A note on static state feedback control of discrete
event systems under partial observation; Proceedings of the 32nd
IEEE Conference on Decision and Control, pp. 1206-1211, 1993.
- Shigemasa
Takai, Toshimitsu Ushio, and Shinzo Kodama: Stabilization and blocking in state feedback control of
discrete event systems; Preprints of the 12th IFAC World Congress,
Vol. 7, pp. 237-240, 1993.
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