Takashi Okuma

44 papers A* 6B 2C 2Misc 2Journal 5Unranked 27
YearRankTypeTitle / Venue / Authors
2025 — conf
A Method to Estimate User Position and Orientation Based on Relative Position Measurement Between a Navigation Robot and a Smartphone.
PLANS
Satoki Ogiso, Daisuke Sato, Ryosuke Ichikari, Takahiro Miura, Masakatsu Kourogi, Takashi Okuma, Takeshi Kurata, Takeshi Tanabe
2025 J jnl
Datasets, Machine Learning Recognition Performance, and Key Issues in Nursing Care Activity Recognition: A Systematic Review.
IEEE Access
Yasuyuki Yoshida, Hiroyasu Miwa, Satoshi Nakae, Satoki Ogiso, Ryosuke Ichikari, Takashi Okuma
2025 — conf
Designing xDR Challenge 2025 to Evaluate Localization Performance of Smartphone with Navigation Robot for People with Visual Impairment.
ISMAR-Adjunct
Satoki Ogiso, Ryosuke Ichikari, Akihiro Sato, Daisuke Sato, Takahiro Miura, Masakatsu Kourogi, Takashi Okuma, Takeshi Tanabe, Takeshi Kurata
2025 — conf
Indoor Localization Based on Machine Learning-Assisted PDR and Signals of Opportunity From Ambient Generic BLE Devices.
PLANS
Masakatsu Kourogi, Akihiro Sato, Satoki Ogiso, Ryosuke Ichikari, Takashi Okuma
2024 J jnl
Infrastructure-less Localization from Indoor Environmental Sounds Based on Spectral Decomposition and Spatial Likelihood Model.
CoRR
Satoki Ogiso, Yoshiaki Bando, Takeshi Kurata, Takashi Okuma
2024 — conf
Metrics for Comparing Different Types of Positioning Techniques: Proximity Detection and Location Coordinate Estimation.
GCCE
Satoki Ogiso, Satoshi Nakae, Karimu Kato, Ikue Mori, Takahiro Miura, Ryosuke Ichikari, Takashi Okuma, Takeshi Kurata, Takanori Sugi, Yasunori Haga, Eri Nakano, Atsushi Kimura
2023 — conf
Infrastructure-less Localization from Indoor Environmental Sounds Based on Spectral Decomposition and Spatial Likelihood Model.
SII
Satoki Ogiso, Yoshiaki Bando, Takeshi Kurata, Takashi Okuma
2023 — conf
Integration of BLE-based proximity detection with particle filter for day-long stability in workplaces.
PLANS
Satoki Ogiso, Ikue Mori, Takahiro Miura, Satoshi Nakae, Takashi Okuma, Yasunori Haga, Shintaro Hatakeyama, Kengo Kimura, Atsushi Kimura, Takeshi Kurata
2023 — conf
Vibration-Based Dead-Reckoning for Vehicle Localization.
PLANS
Masakatsu Kourogi, Ryosuke Ichikari, Takahiro Miura, Satoki Ogiso, Takashi Okuma
2022 J jnl
Digital Tools Integration and Human Resources Development for Smart Factories.
Int. J. Autom. Technol.
Hiroyuki Sawada, Yoshihiro Nakabo, Yoshiyuki Furukawa, Noriaki Ando, Takashi Okuma, Hitoshi Komoto, Keijiro Masui
2021 — conf
Modeling Viewpoint of Forklift Operators Using Context-Based Clustering of Gaze Fixations.
HCI (41)
Jouh Yeong Chew, Takashi Okuma, Eiichi Yoshida, Yukikazu Koide
2021 — conf
Service Skills Training in Restaurants Using Virtual Reality.
SIGGRAPH ASIA Posters
Mai Otsuki, Takashi Okuma
2020 J jnl
Evolutionary design framework for Smart PSS: Service engineering approach.
Adv. Eng. Informatics
Kentaro Watanabe, Takashi Okuma, Takeshi Takenaka
2020 — conf
Human-Robot Hybrid Service System Introduction for Enhancing Labor and Robot Productivity.
APMS (2)
Takeshi Shimmura, Ryosuke Ichikari, Takashi Okuma
2019 — conf
Development of A Virtual Environment to Realize Human-Machine Interaction of Forklift Operation.
RiTA
Jouh Yeong Chew, Ken Okayama, Takashi Okuma, Mitsuru Kawamoto, Hiromu Onda, Norihiko Kato
2019 J jnl
Off-Site Indoor Localization Competitions Based on Measured Data in a Warehouse.
Sensors
Ryosuke Ichikari, Katsuhiko Kaji, Ryo Shimomura, Masakatsu Kourogi, Takashi Okuma, Takeshi Kurata
2018 — conf
An asymmetric collaborative system for architectural-scale space design.
VRCAI
Yuta Sugiura, Hikaru Ibayashi, Toby Long Hin Chong, Daisuke Sakamoto, Natsuki Miyata, Mitsunori Tada, Takashi Okuma, Takeshi Kurata, Takashi Shinmura, Masaaki Mochimaru, Takeo Igarashi
2018 — conf
Making Pier Data Broader and Deeper: - PDR Challenge and Virtual Mapping Party.
MobiCASE
Takeshi Kurata, Ryosuke Ichikari, Ryo Shimomura, Katsuhiko Kaji, Takashi Okuma, Masakatsu Kourogi
2018 C conf
Review of PDR Challenge in Warehouse Picking and Advancing to xDR Challenge.
IPIN
Ryosuke Ichikari, Ryo Shimomura, Masakatsu Kourogi, Takashi Okuma, Takeshi Kurata
2018 C conf
Work Analysis Using Human Operating Data Based on a State Transition Model.
ISCAS
Mitsuru Kawamoto, Ken Okayama, Takashi Okuma, Norihiko Kato, Takeshi Kurata
2017 — conf
Lab-Forming Fields and Field-Forming Labs.
ICServ
Takeshi Kurata, Ryosuke Ichikari, Ching-Tzun Chang, Masakatsu Kourogi, Masaki Onishi, Takashi Okuma
2016 Misc conf
Use cases for rider assistant mobile application evaluation using travelling simulator.
FRUCT
Naohisa Hashimoto, Takashi Okuma, Seiichi Miyakoshi, Kohji Tomita, Osamu Matsumoto, Alexander V. Smirnov, Alexey M. Kashevnik, Igor Lashkov
2015 — conf
Dollhouse VR: a multi-view, multi-user collaborative design workspace with VR technology.
SIGGRAPH Asia Posters
Hikaru Ibayashi, Yuta Sugiura, Daisuke Sakamoto, Natsuki Miyata, Mitsunori Tada, Takashi Okuma, Takeshi Kurata, Masaaki Mochimaru, Takeo Igarashi
2015 — conf
Dollhouse VR: a multi-view, multi-user collaborative design workspace with VR technology.
SIGGRAPH Asia Emerging Technologies
Hikaru Ibayashi, Yuta Sugiura, Daisuke Sakamoto, Natsuki Miyata, Mitsunori Tada, Takashi Okuma, Takeshi Kurata, Masaaki Mochimaru, Takeo Igarashi
2015 A* conf
Road Maintenance MSystem Using LRF and PDR.
ISMAR
Ching-Tzun Chang, Ryosuke Ichikari, Koji Makita, Takashi Okuma, Takeshi Kurata
2015 — conf
Role of Servicing Activity Visualization in Quality Control Circle.
ICServ
Takashi Okuma, Tomohiro Fukuhara, Ryosuke Ichikari, Ching-Tzun Chang, Luis Carlos Manrique Ruiz, Takashi Shinmura, Takeshi Kurata
2014 — conf
Mixed Reality Navigation on a Tablet Computer for Supporting Machine Maintenance in Wide-Area Indoor Environment.
ICServ
Koji Makita, Thomas Vincent, Soichi Ebisuno, Masakatsu Kourogi, Tomoya Ishikawa, Takashi Okuma, Minoru Yoshida, Laurence Nigay, Takeshi Kurata
2014 — conf
Service Field Simulator: Virtual Environment Display System for Analyzing Human Behavior in Service Fields.
ICServ
Takashi Okuma, Takeshi Kurata
2013 — conf
Improving Service Processes Based on Visualization of Human-Behavior and POS Data: A Case Study in a Japanese Restaurant.
ICServ
Tomohiro Fukuhara, Ryuhei Tenmoku, Takashi Okuma, Ryoko Ueoka, Masanori Takehara, Takeshi Kurata
2013 — conf
Measurement and analysis of speech data toward improving service in restaurant.
O-COCOSDA/CASLRE
Masanori Takehara, Satoshi Tamura, Satoru Hayamizu, Ryuhei Tenmoku, Takashi Okuma, Tomohiro Fukuhara, Takeshi Kurata
2013 — conf
Measuring and evaluating real service operations with human-behavior sensing: A case study in a Japanese cuisine restaurant.
FCV
Tomohiro Fukuhara, Ryuhei Tenmoku, Takashi Okuma, Masanori Takehara, Takeshi Kurata
2013 — conf
PDRplus: Human Behaviour Sensing Method for Service Field Analysis.
ICServ
Koji Makita, Masakatsu Kourogi, Tomoya Ishikawa, Takashi Okuma, Takeshi Kurata
2013 A* conf
Photo-shoot localization of a mobile camera based on registered frame data of virtualized reality models.
ISMAR
Koji Makita, Jun Nishida, Tomoya Ishikawa, Takashi Okuma, Masakatsu Kourogi, Thomas Vincent, Laurence Nigay, Jun Yamashita, Hideaki Kuzuoka, Takeshi Kurata
2009 — conf
Economic and Synergistic Pedestrian Tracking System for Indoor Environments.
SoCPaR
Tomoya Ishikawa, Masakatsu Kourogi, Takashi Okuma, Takeshi Kurata
2007 A* conf
Reliving Museum Visiting Experiences on-and-off the Spot.
ISMAR
Takashi Okuma, Masakatsu Kourogi, Nobuchika Sakata, Takeshi Kurata
2006 — conf
Indoor/Outdoor Pedestrian Navigation with an Embedded GPS/RFID/Self-contained Sensor System.
ICAT
Masakatsu Kourogi, Nobuchika Sakata, Takashi Okuma, Takeshi Kurata
2003 A* conf
Fiducial-less 3-D Object Tracking in AR Systems Based on the Integration of Top-down and Bottom-up Approaches and Automatic Database Addition.
ISMAR
Takashi Okuma, Takeshi Kurata, Katsuhiko Sakaue
2002 A* conf
VizWear-3D: A Wearable 3-D Annotation System Based on 3-D Object Tracking Using a Condensation Algorithm.
VR
Takashi Okuma, Takeshi Kurata, Katsuhiko Sakaue
2001 — conf
VizWear: Toward Human-Centered Interaction through Wearable Vision and Visualization.
IEEE Pacific Rim Conference on Multimedia
Takeshi Kurata, Takashi Okuma, Masakatsu Kourogi, Takekazu Kato, Katsuhiko Sakaue
2000 A* conf
A Stereoscopic Video See-Through Augmented Reality System Based on Real-Time Vision-Based Registration.
VR
Masayuki Kanbara, Takashi Okuma, Haruo Takemura, Naokazu Yokoya
2000 B conf
Real-Time Camera Parameter Estimation from Images for a Mixed Reality System.
ICPR
Takashi Okuma, Katsuhiko Sakaue, Haruo Takemura, Naokazu Yokoya
2000 Misc conf
Real-Time Camera Parameter Estimation from Images for a Wearable Vision System.
MVA
Takashi Okuma, Takeshi Kurata, Katsuhiko Sakaue
1999 — conf
Real-Time Composition of Stereo Images for Video See-Through Augmented Reality.
ICMCS, Vol. 1
Masayuki Kanbara, Takashi Okuma, Haruo Takemura, Naokazu Yokoya
1998 B conf
An augmented reality system using a real-time vision based registration.
ICPR
Takashi Okuma, Kiyoshi Kiyokawa, Haruo Takemura, Naokazu Yokoya