Zobrazeno 1 - 10
of 88
pro vyhledávání: '"Keisuke OKUMURA"'
Autor:
Jean-Marc Alkazzi, Keisuke Okumura
Publikováno v:
IEEE Access, Vol 12, Pp 57390-57409 (2024)
This review paper provides an in-depth analysis of the latest advancements in applying Machine Learning (ML) to solve the Multi-Agent Path Finding (MAPF) problem. The MAPF problem is about finding collision-free paths for multiple agents to travel fr
Externí odkaz:
https://doaj.org/article/17a6a98690f640939084280774f88613
Autor:
Dr. Shota Hisamitsu, Junji Miyano, Keisuke Okumura, Dr. Joseph Ka‐Ho Hui, Prof. Nobuhiro Yanai, Prof. Nobuo Kimizuka
Publikováno v:
ChemistryOpen, Vol 9, Iss 1, Pp 14-17 (2020)
Abstract Visible‐to‐ultraviolet (vis‐to‐UV) triplet‐triplet annihilation based photon upconversion (TTA‐UC) is achieved in a non‐volatile chromophoric ionic liquid (IL) for the first time. A novel IL is synthesized by combining UV‐emi
Externí odkaz:
https://doaj.org/article/18fefc5d79cf41758af09ae19ddc96dd
Publikováno v:
Mechanical Engineering Journal, Vol 7, Iss 3, Pp 19-00543-19-00543 (2020)
Prediction of the fuel debris location and distribution inside the primary containment vessel (PCV) of the Fukushima Daiichi Nuclear Power Station is important to decide further decommissioning step and strategy. The radiation measurements in the pas
Externí odkaz:
https://doaj.org/article/e33afc500e6b43699c08570da5c91d9e
Publikováno v:
Frontiers in Robotics and AI, Vol 7 (2020)
Researchers investigating virtual/augmented reality have shown humans' marked adaptability, especially regarding our sense of body ownership; their cumulative findings have expanded the concept of what it means to have a body. Herein, we report the h
Externí odkaz:
https://doaj.org/article/dff414510b064bd0b50993c13376d736
Autor:
Matthew Nancekievill, Jose Espinosa, Simon Watson, Barry Lennox, Ashley Jones, Malcolm J. Joyce, Jun-ichi Katakura, Keisuke Okumura, So Kamada, Michio Katoh, Kazuya Nishimura
Publikováno v:
Sensors, Vol 19, Iss 20, p 4602 (2019)
The use of robotics in harsh environments, such as nuclear decommissioning, has increased in recent years. Environments such as the Fukushima Daiichi accident site from 2011 and the Sellafield legacy ponds highlight the need for robotic systems capab
Externí odkaz:
https://doaj.org/article/34356824be9a475ba0c33e75befe950f
Publikováno v:
Journal of Nuclear Science and Technology. 60:460-472
Publikováno v:
Journal of Nuclear Science and Technology. 59:424-430
Modification of the Monte Carlo depletion calculation code OpenMC was performed to enable the depletion calculation of the subcritical neutron multiplying system. With the modified code, it became ...
Solving Simultaneous Target Assignment and Path Planning Efficiently with Time-Independent Execution
Autor:
Keisuke Okumura, Xavier Défago
Publikováno v:
Artificial Intelligence. :103946
Real-time planning for a combined problem of target assignment and path planning for multiple agents, also known as the unlabeled version of Multi-Agent Path Finding (MAPF), is crucial for high-level coordination in multi-agent systems, e.g., pattern
Autor:
Kenichi Terashima, Keisuke Okumura
Publikováno v:
Journal of Advanced Simulation in Science and Engineering. 8:73-86
Autor:
Naoyuki Harada, Nobuhiro Yanai, Shota Hisamitsu, Junji Miyano, Keisuke Okumura, Mio Koharagi, Nobuo Kimizuka
Publikováno v:
Nanoscale. 13:19890-19893
The first example of triplet-triplet annihilation-based photon upconversion (TTA-UC) from green light to ultraviolet (UV) light sensitized by lead halide perovskite nanocrystals is demonstrated. The combination of a new transmitter that extracts trip