An improved method of embedding data into pictures by modulo masking. - Kentaro Hara; Tadashi Shimomura; Takaaki Hasegawa; Masao Nakagawa (IEEE Trans. Commun., 1988)

On the multiuser detection using a Hopfield network in M-ary/SSMA communications. - Tomotaka Nagaosa; Teruaki Miyajima; Takaaki Hasegawa (PIMRC, 1994)

The Image Input Microphone - A New Nonacoustic Speech Communication System by Media Conversion from Oral Motion Images to Speech. - Keiichi Otani; Takaaki Hasegawa (IEEE J. Sel. Areas Commun., 1995)

Interactive Multi modal Explanations and their Temporal Coordination. - Tsuneaki Kato; Yukiko I. Nakano; H. Nakajima; Takaaki Hasegawa (ECAI, 1996)

Theoretical Analysis of M-ary/SS Communication Systems Using Racing Counter and a Hadamard Matrix. - Kouji Ohuchi; Hiromasa Habuchi; Takaaki Hasegawa (IEEE J. Sel. Areas Commun., 1996)

A Collaborative Dialogue Model Based on Interaction between Reactivity and Deliberation. - Takaaki Hasegawa; Yukiko I. Nakano; Tsuneaki Kato (Agents, 1997)

A synchronization system with differential detector for the SS-CSC system. - Hiromasa Habuchi; Toshio Takebayashi; Takaaki Hasegawa (PIMRC, 1997)

Automatic Priority Assignment to E-mail Messages Based on Information Extraction and User's Action History. - Takaaki Hasegawa; Hisashi Ohara (IEA/AIE, 2000)

SummaryBIFF: An E-mail Summarizer for Mobile Phones. - Takaaki Hasegawa; Takefumi Yamazaki; Yoshihiko Hayashi (NLPRS, 2001)

A study on detection of vehicles' positions using HSV color transformed template images. - Hiroaki Fukui; Takaaki Hasegawa (VTC Fall, 2001)

A study on a seamless and high speed road-to-vehicle communications system. - Hideaki Hozumi; Takaaki Hasegawa (VTC Fall, 2001)

Effects of Advanced Demand Signals scheme. - Yasunori Kato; Takaaki Hasegawa (VTC Fall, 2001)

Foreword. - Takaaki Hasegawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Speech-based and video-supported indexing of multimedia broadcast news. - Yoshihiko Hayashi; Katsutoshi Ohtsuki; Katsuji Bessho; Osamu Mizuno; Yoshihiro Matsuo; Shoichi Matsunaga; Minoru Hayashi; Takaaki Hasegawa; Naruhiro Ikeda (SIGIR, 2003)

Discovering Relations among Named Entities from Large Corpora. - Takaaki Hasegawa; Satoshi Sekine; Ralph Grishman (ACL, 2004)

A New Encoding Approach Realizing High Security and High Performance Based on Double Common Encryption Using Static Keys and Dynamic Keys. - Kiyoshi Yanagimoto; Takaaki Hasegawa; Makoto Takano (APNOMS, 2006)

On the M-CubITS pedestrian navigation system. - Tetsuya Manabe; Seiji Yamashita; Takaaki Hasegawa (ITSC, 2006)

The inverse gps based positioning system using 2.4 Ghz band radio signals - system design and fundamental experiments. - Junichiro Moriya; Yusuke Honma; Takaaki Hasegawa; Yuichi Tanaka 001; Satoru Shimizu (ITSC, 2006)

Performance Evaluation of Multi-hop Inter-Vehicle Communication for Vehicle Safety Using Road to Vehicle Communication to Control. - Kaichi Fujimura; Takaaki Hasegawa (ITSC, 2007)

The Multi-Class Zone ITS Communication Scheme for Real-time Communications in Intersections. - Keita Kuramoto; Kaichi Fujimura; Takaaki Hasegawa (ITSC, 2007)

On the M-CubITS Pedestrian WYSIWYAS Navigation Using Tile Carpets. - Tetsuya Manabe; Takaaki Hasegawa; Yoshihiro Matsuoka; Seiji Furukawa; Akira Fukuda (ITSC, 2007)

On Direction Position Oriented Design in M-CubITS Vehicle WYSIWYAS Navigation. - Ryo Masuda; Jeyeon Kim; Takaaki Hasegawa (ITSC, 2007)

Experiments on the Inverse GPS based Positioning System using 2.4GHz band Radio Signals. - Junichiro Moriya; Takaaki Hasegawa (ITSC, 2007)

Performance Evaluation of Driving Assistance Systems that Uses Sensors and/or Communications. - Masayoshi Satake; Yusuke Takatori; Takaaki Hasegawa (ITSC, 2007)

Improvement of the advanced demand signals II scheme and its performance evaluation. - Toshimasa Aso; Takaaki Hasegawa (ICVES, 2008)

Effects of measurement errors on driving assistance system using on-board sensors. - Masayoshi Satake; Takaaki Hasegawa (ICVES, 2008)

Full automated advanced demand signals II scheme. - Toshimasa Aso; Takaaki Hasegawa (ITSC, 2009)

Optimizing Informativeness and Readability for Sentiment Summarization. - Hitoshi Nishikawa; Takaaki Hasegawa; Yoshihiro Matsuo; Gen-ichiro Kikui (ACL (2), 2010)

Opinion Summarization with Integer Linear Programming Formulation for Sentence Extraction and Ordering. - Hitoshi Nishikawa; Takaaki Hasegawa; Yoshihiro Matsuo; Gen-ichiro Kikui (COLING (Posters), 2010)

Diffusion of Electric Vehicles and Novel Social Infrastructure from the Viewpoint of Systems Innovation Theory. - Takaaki Hasegawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

Identification of relations between answers with global constraints for Community-based Question Answering services. - Hikaru Yokono; Takaaki Hasegawa; Gen-ichiro Kikui; Manabu Okumura (IJCNLP, 2011)

A Simple Unevenness Detection System Using a Monocular Camera to Ensure Safety of a Handle Type Electric Wheelchair. - Jeyeon Kim; Takaaki Hasegawa (VTC Spring, 2011)

Performance evaluation of the improved danger detection system for the safety of a handle type electric wheelchair. - Jeyeon Kim; Takaaki Hasegawa (ITSC, 2012)

Theoretical analysis and improvement of performance in multi-class zone ITS communication scheme. - Takeru Goto; Takaaki Hasegawa (ITST, 2012)

Pneumatic tubular body fixture for wearable assistive device - Analysis and design of active cuff to hold upper limb -. - Yasuhisa Hasegawa; Takaaki Hasegawa; Kiyoshi Eguchi (IROS, 2014)

Hazard Detection System by Using the Kinect Sensor for Game in a Handle Type Electric Wheelchair. - Jeyeon Kim; Yuta Sakamoto; Takaaki Hasegawa (VTC Spring, 2014)

Ubiquitous clerk and virtual planning office - Significance of actual products. - Shunsuke Fujita; Takaaki Hasegawa; Tetsuya Manabe (WF-IoT, 2014)

A Design Methodology for Positioning Sub-Platform on Smartphone Based LBS. - Tetsuya Manabe; Takaaki Hasegawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

New Types of Markers and the Integration of M-CubITS Pedestrian WYSIWYAS Navigation Systems for Advanced WYSIWYAS Navigation Environments. - Tetsuya Manabe; Takaaki Hasegawa; Takashi Serizawa; Nobuhiro Machida; Yuichi Yoshida; Takayuki Fujiwara (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Design Differences in Pedestrian Navigation Systems Depending on the Availability of Carriable Navigation Information. - Tetsuya Manabe; Takaaki Hasegawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Hazardous Object Detection by Using Kinect Sensor in a Handle-Type Electric Wheelchair. - Jeyeon Kim; Takaaki Hasegawa; Yuta Sakamoto (Sensors, 2017)

Desirable ITS Communication for Safety: Evaluation by the TsRm Evaluation Method for Overengineering Prevention, and Discussion About Sensor and Communication Fusion. - Ikkei Hasebe; Takaaki Hasegawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

On Traffic Flow Evaluation for a Multimodal Transport Society. - Go Ishii; Takaaki Hasegawa; Daichi Chono (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021)

Evaluation of Non-GPS Train Localization Schemes Using a Commodity Smartphone with Built-In Sensors. - Masaya Nishigaki; Takaaki Hasegawa; Yuki Saigusa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2023)