Takayuki Akiyama

According to our database, Takayuki Akiyama authored at least 33 papers between 2008 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

On Motion Artifacts Arising when Integrating Inertial Sensors into Loose Clothing Such as a Working Jacket.

Michael Lorenz, Rebecca Keilhauer, Takayuki Akiyama, Takehiro Niikura, Didier Stricker, Bertram Taetz, Gabriele Bleser-Taetz

Proceedings of the 9th International Conference on Control, 2023

2022

Towards Artefact Aware Human Motion Capture using Inertial Sensors Integrated into Loose Clothing.

Michael Lorenz, Gabriele Bleser, Takayuki Akiyama, Takehiro Niikura, Didier Stricker, Bertram Taetz

Proceedings of the 2022 International Conference on Robotics and Automation, 2022

2021

Reducing Label Fragmentation During Time-series Data Annotation to Reduce Annotation Costs.

Joseph Korpela, Takayuki Akiyama, Takehiro Niikura, Katsuyuki Nakamura

Proceedings of the UbiComp/ISWC '21: 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2021 ACM International Symposium on Wearable Computers, 2021

2019

Indoor crowd density estimation for efficient monitoring system.

Phong Xuan Nguyen, Takayuki Akiyama

Proceedings of the Short Paper Proceedings of the Tenth International Conference on Indoor Positioning and Indoor Navigation - Work-in-Progress Papers (IPIN-WiP 2019) co-located with the Tenth International Conference on Indoor Positioning and Indoor Navigation (IPIN 2019), Pisa, Italy, September 30th, 2019

2018

Vehicle's Weight Estimation Using Smartphone's Acceleration Data to Control Overloading.

Phong Xuan Nguyen, Takayuki Akiyama, Hiroki Ohashi, Masaaki Yamamoto, Akiko Sato

Int. J. Intell. Transp. Syst. Res., 2018

High-Speed Optical Camera Communication Using an Optimally Modulated Signal.

Masanori Sugimoto, Hayato Kumaki, Takayuki Akiyama, Hiromichi Hashizume

Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Experience Filtering for Robot Navigation using Deep Reinforcement Learning.

Phong Xuan Nguyen, Takayuki Akiyama, Hiroki Ohashi

Proceedings of the 10th International Conference on Agents and Artificial Intelligence, 2018

Hierarchical Model for Zero-shot Activity Recognition using Wearable Sensors.

Mohammad Al-Naser, Hiroki Ohashi, Sheraz Ahmed, Katsuyuki Nakamura, Takayuki Akiyama, Takuto Sato, Phong Xuan Nguyen, Andreas Dengel

Proceedings of the 10th International Conference on Agents and Artificial Intelligence, 2018

2017

Time-of-Arrival Based Acoustic Localization Technique Using Visible Light Communication for Smartphones.

Takayuki Akiyama

PhD thesis, 2017

Optimally Modulated Illumination for Rapid and Accurate Time Synchronization.

Masanori Sugimoto, Hayato Kumaki, Takayuki Akiyama, Hiromichi Hashizume

IEEE Trans. Signal Process., 2017

Time-of-Arrival-Based Indoor Smartphone Localization Using Light-Synchronized Acoustic Waves.

Takayuki Akiyama, Masanori Sugimoto, Hiromichi Hashizume

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017

OFDM Visible Light Communication using Off-the-shelf Video Camera.

Shota Shimada, Takayuki Akiyama, Hiromichi Hashizume, Masanori Sugimoto

Proceedings of the 15th ACM Conference on Embedded Network Sensor Systems, 2017

Poster: Multicamera Synchronization for Smartphones using Optimally Modulated Illuminations.

Koki Kudo, Masanori Sugimoto, Takayuki Akiyama, Hiromichi Hashizume

Proceedings of the 15th Annual International Conference on Mobile Systems, 2017

Time-of-arrival-based smartphone localization using visible light communication.

Takayuki Akiyama, Masanori Sugimoto, Hiromichi Hashizume

Proceedings of the 2017 International Conference on Indoor Positioning and Indoor Navigation, 2017

2016

Trip-Extraction Method Based on Characteristics of Sensors and Human-Travel Behavior for Sensor-Based Travel Survey.

Hiroki Ohashi, Phong Xuan Nguyen, Takayuki Akiyama, Masaaki Yamamoto, Akiko Sato

J. Inf. Process., 2016

User-friendly heading estimation for arbitrary smartphone orientations.

Phong Xuan Nguyen, Takayuki Akiyama, Hiroki Ohashi, Goh Nakahara, Katsuya Yamasaki, Saito Hikaru

Proceedings of the International Conference on Indoor Positioning and Indoor Navigation, 2016

A spot-controllable data transfer technique using COTS speakers.

Masanari Nakamura, Takayuki Akiyama, Hiromichi Hashizume, Masanori Sugimoto

Proceedings of the International Conference on Indoor Positioning and Indoor Navigation, 2016

2015

User-friendly activity recognition using SVM classifier and informative features.

Phong Xuan Nguyen, Takayuki Akiyama, Hiroki Ohashi, Goh Nakahara, Katsuya Yamasaki, Saito Hikaru

Proceedings of the 2015 International Conference on Indoor Positioning and Indoor Navigation, 2015

A rapid and accurate time-synchronization technique for acoustic localization using modulated illumination.

Hayato Kumaki, Masanori Sugimoto, Hiromichi Hashizume, Takayuki Akiyama, Taishi Saito

Proceedings of the 2015 International Conference on Indoor Positioning and Indoor Navigation, 2015

SyncSync: Time-of-arrival based localization method using light-synchronized acoustic waves for smartphones.

Takayuki Akiyama, Masanori Sugimoto, Hiromichi Hashizume

Proceedings of the 2015 International Conference on Indoor Positioning and Indoor Navigation, 2015

2014

Automatic trip-separation method using sensor data continuously collected by smartphone.

Hiroki Ohashi, Takayuki Akiyama, Masaaki Yamamoto, Akiko Sato

Proceedings of the 17th International IEEE Conference on Intelligent Transportation Systems, 2014

Light-synchronized acoustic ToA measurement system for mobile smart nodes.

Takayuki Akiyama, Masanori Sugimoto, Hiromichi Hashizume

Proceedings of the 2014 International Conference on Indoor Positioning and Indoor Navigation, 2014

3D FDM-PAM: rapid and precise indoor 3D localization using acoustic signal for smartphone.

Masanari Nakamura, Masanori Sugimoto, Takayuki Akiyama, Hiromichi Hashizume

Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2014

Sensor-based trip-separation method based on ergodic HMM.

Hiroki Ohashi, Phong Xuan Nguyen, Takayuki Akiyama, Masaaki Yamamoto, Akiko Sato

Proceedings of the IWCTS 2014, 2014

2013

Pedestrian Dead Reckoning using adaptive particle filter to human moving mode.

Takayuki Akiyama, Hiroki Ohashi, Akiko Sato, Goh Nakahara, Katsuya Yamasaki

Proceedings of the International Conference on Indoor Positioning and Indoor Navigation, 2013

Smart phone localization method using dual-carrier acoustic waves.

Takayuki Akiyama, Masanari Nakamura, Masanori Sugimoto, Hiromichi Hashizume

Proceedings of the International Conference on Indoor Positioning and Indoor Navigation, 2013

Modality Classification Method Based on the Model of Vibration Generation while Vehicles are Running.

Hiroki Ohashi, Takayuki Akiyama, Masaaki Yamamoto, Akiko Sato

Proceedings of the CTS 2013, 2013

2010

Efficient exploration through active learning for value function approximation in reinforcement learning.

Takayuki Akiyama, Hirotaka Hachiya, Masashi Sugiyama

Neural Networks, 2010

Proposal and Evaluation of Serendipitous Recommendation Method Using General Unexpectedness.

Takayuki Akiyama, Kiyohiro Obara, Masaaki Tanizaki

Proceedings of the Workshop on the Practical Use of Recommender Systems, 2010

2009

Adaptive importance sampling for value function approximation in off-policy reinforcement learning.

Hirotaka Hachiya, Takayuki Akiyama, Masashi Sugiyama, Jan Peters

Neural Networks, 2009

Active Policy Iteration: Efficient Exploration through Active Learning for Value Function Approximation in Reinforcement Learning.

Takayuki Akiyama, Hirotaka Hachiya, Masashi Sugiyama

Proceedings of the IJCAI 2009, 2009

Efficient data reuse in value function approximation.

Hirotaka Hachiya, Takayuki Akiyama, Masashi Sugiyama, Jan Peters

Proceedings of the IEEE Symposium on Adaptive Dynamic Programming and Reinforcement Learning, 2009

2008

Adaptive Importance Sampling with Automatic Model Selection in Value Function Approximation.

Hirotaka Hachiya, Takayuki Akiyama, Masashi Sugiyama, Jan Peters

Proceedings of the Twenty-Third AAAI Conference on Artificial Intelligence, 2008