Takahiro Hara

发表

N-gram IDF: A Global Term Weighting Scheme Based on Information Distance

Shojiro Nishio, Takahiro Hara, Masumi Shirakawa, 2015, WWW.

Immersion and Perspective Taking in Healthcare Technology Supporting Healthcare Professionals with Daily Tasks and Clinical Procedures

Takahiro Hara, S. Martinez, Renée Schulz, 2019 .

Proceedings of the 2005 International Conference on Pervasive Systems and Computing, PSC'05: Message from PSC-05 chairs

Jianhua Ma, Hesham H. Ali, Hamid Sharif, 2005 .

Proceedings of the 2005 International Conference on Pervasive Systems and Computing, PSC'05

Jianhua Ma, Hesham H. Ali, Hamid Sharif, 2005 .

A Performance Study of One-dimensional Learned Cardinality Estimation

Takahiro Hara, Yuya Sasaki, Yuchen Ji, 2022, DOLAP.

Learned k-NN Distance Estimation

Takahiro Hara, Sumio Fujita, Daichi Amagata, 2022, ArXiv.

Explainable Integration of Social Media Background in a Dynamic Neural Recommender

Yihong Zhang, Takahiro Hara, 2022, ACM Transactions on Knowledge Discovery from Data.

Few-Shot and Weakly Supervised Repetition Counting With Body-Worn Accelerometers

T. Maekawa, Takahiro Hara, Yuuki Nishino, 2022, Frontiers in Computer Science.

Acceleration-based Activity Recognition of Repetitive Works with Lightweight Ordered-work Segmentation Network

T. Maekawa, Takahiro Hara, Naoya Yoshimura, 2022, Proc. ACM Interact. Mob. Wearable Ubiquitous Technol..

Learned k-NN distance estimation

Takahiro Hara, Sumio Fujita, Daichi Amagata, 2022, SIGSPATIAL/GIS.

Fast and Exact Outlier Detection in Metric Spaces: A Proximity Graph-based Approach

Makoto Onizuka, Takahiro Hara, Daichi Amagata, 2021, SIGMOD Conference.

Dealing with noise in crowdsourced GPS human trajectory logging data

David Taniar, Takahiro Hara, Wenny Rahayu, 2020, Concurr. Comput. Pract. Exp..

Cardinality Estimation in Inner Product Space

Takahiro Hara, Daichi Amagata, Kohei Hirata, 2022, IEEE Open Journal of the Computer Society.

Dummy-Based Location Anonymization for Controlling Observable User Preferences

Takahiro Hara, Takahiro Hara, 2019, 2019 IEEE Global Communications Conference (GLOBECOM).

Dummy-Based User Location Anonymization Under Real-World Constraints

Takahiro Hara, Akiyoshi Suzuki, Mayu Iwata, 2016, IEEE Access.

Evolving Social Media Background Representation with Frequency Weights and Co-occurrence Graphs

X. Fang, Takahiro Hara, Yihong Zhang, 2023, ACM Transactions on Knowledge Discovery from Data.

IndoLabel: Predicting Indoor Location Class by Discovering Location-Specific Sensor Data Motifs

Motoaki Kawanabe, Takuya Maekawa, Takahiro Hara, 2022, IEEE Sensors Journal.

Joint Estimation of the Distance and Relative Velocity of Obstacles via Smartphone Active Sound Sensing for Pedestrian Safety

T. Maekawa, Takahiro Hara, Thilina Dissanayake, 2023, Annual IEEE International Conference on Pervasive Computing and Communications.

Big Data Analytics and Knowledge Discovery

Sanjay Kumar Madria, Takahiro Hara, Takahiro Hara, 2015, Lecture Notes in Computer Science.

OpenPack: A Large-scale Dataset for Recognizing Packaging Works in IoT-enabled Logistic Environments

T. Maekawa, Takahiro Hara, Naoya Yoshimura, 2022, ArXiv.

A Low-Load Distributed Stream Processing System for Continuous Conjunctive Normal Form Queries

Tomoki Yoshihisa, Takahiro Hara, Takahiro Hara, 2022, IEEE Transactions on Cloud Computing.

On Internet-of-Things (IoT) gateway coverage expansion

David Taniar, Takahiro Hara, Wenny Rahayu, 2020, Future Gener. Comput. Syst..

IDF for Word N-grams

Shojiro Nishio, Takahiro Hara, Masumi Shirakawa, 2017, ACM Trans. Inf. Syst..

HML4Rec: Hierarchical meta-learning for cold-start recommendation in flash sale e-commerce

T. Maekawa, Takahiro Hara, Mori Kurokawa, 2022, Knowl. Based Syst..

Retrieving Top-N Weighted Spatial k-cliques

Takahiro Hara, Daichi Amagata, Ryosuke Taniguchi, 2022, 2022 IEEE International Conference on Big Data (Big Data).

Distributed Spatial-Keyword kNN Monitoring for Location-aware Pub/Sub

Daichi Amagata, Takahiro Hara, Shunya Nishio, 2020, SIGSPATIAL/GIS.

Fast, exact, and parallel-friendly outlier detection algorithms with proximity graph in metric spaces

Takahiro Hara, Makoto Onizuka, Daichi Amagata, 2022, The VLDB Journal.

Message from the MAW 2014 symposium organizers

Kin Fun Li, Hayato Yamana, Takahiro Hara, 2014, International Conference on Advanced Information Networking and Applications.

Network Formation Model of Bio-nanomachines Based on Directed Migration and Adhesion

Tadashi Nakano, Yutaka Okaie, Kaname Harumoto, 2020, 2020 IEEE Wireless Communications and Networking Conference (WCNC).

Solving Diversity-Aware Maximum Inner Product Search Efficiently and Effectively

Takahiro Hara, Sumio Fujita, Daichi Amagata, 2022, RecSys.

Reverse Maximum Inner Product Search: Formulation, Algorithms, and Analysis

Takahiro Hara, Daichi Amagata, 2023, ACM Transactions on the Web.

Debiasing Graph Transfer Learning via Item Semantic Clustering for Cross-Domain Recommendations

Takahiro Hara, Mori Kurokawa, Zhi Li, 2022, 2022 IEEE International Conference on Big Data (Big Data).

Categorical Diversity-Aware Inner Product Search

Takahiro Hara, Sumio Fujita, Daichi Amagata, 2023, IEEE Access.

Approximate Top-k Inner Product Join with a Proximity Graph

Takahiro Hara, Daichi Amagata, Hayato Nakama, 2021, 2021 IEEE International Conference on Big Data (Big Data).

Data management issues in mobile ad hoc networks

Takahiro HARA, Takahiro Hara, 2017, Proceedings of the Japan Academy. Series B, Physical and biological sciences.

Preliminary Investigation of Visualizing Human Activity Recognition Neural Network

Takuya Maekawa, Takahiro Hara, Naoya Yoshimura, 2019, 2019 Twelfth International Conference on Mobile Computing and Ubiquitous Network (ICMU).

Predicting Performance Improvement of Human Activity Recognition Model by Additional Data Collection

T. Maekawa, Takahiro Hara, Naoya Yoshimura, 2022, Proc. ACM Interact. Mob. Wearable Ubiquitous Technol..

Detecting Reinforcement Learning-Based Grey Hole Attack in Mobile Wireless Sensor Networks

Takuya Maekawa, Boqi Gao, Takahiro Hara, 2020, IEICE Trans. Commun..

Upsampling Inertial Sensor Data from Wearable Smart Devices using Neural Networks

Takuya Maekawa, Takahiro Hara, Daichi Amagata, 2019, 2019 IEEE 39th International Conference on Distributed Computing Systems (ICDCS).

A General Method for Event Detection on Social Media

Takahiro Hara, Masumi Shirakawa, Yihong Zhang, 2021, ADBIS.

Efficient Density-Peaks Clustering Algorithms on Static and Dynamic Data in Euclidean Space

Takahiro Hara, Daichi Amagata, 2023, ACM Transactions on Knowledge Discovery from Data.

Lamps: Location-Aware Moving Top-k Pub/Sub

Daichi Amagata, Shunya Nishio, Takahiro Hara, 2022, IEEE Transactions on Knowledge and Data Engineering.

Backup gateways for IoT mesh network using order-k hops Voronoi diagram

David Taniar, Takahiro Hara, Wenny Rahayu, 2020, World Wide Web.

On the Transferability of Deep Neural Networks for Recommender System

Takuya Maekawa, Takahiro Hara, Kei Yonekawa, 2020, IAL@PKDD/ECML.

Advertiser-Assisted Behavioral Ad-Targeting via Denoised Distribution Induction

Takuya Maekawa, Kei Yonekawa, Mori Kurokawa, 2019, 2019 IEEE International Conference on Big Data (Big Data).

Evolving Social Media Background Representation with Frequency Weights and Co-Occurrence Graphs

X. Fang, Takahiro Hara, Yihong Zhang, 2023, ACM Trans. Knowl. Discov. Data.

A Probabilistic Model for Malicious User and Rumor Detection on Social Media

Takahiro Hara, Yihong Zhang, Yihong Zhang, 2020, HICSS.

Simpler is Much Faster: Fair and Independent Inner Product Search

Takahiro Hara, Sumio Fujita, Daichi Amagata, 2023, SIGIR.

POI Recommendation by Learning Short-, Long- and Mid-Term Preferences through GNN

Takahiro Hara, Yue Zhao, Daichi Amagata, 2023, 2023 24th IEEE International Conference on Mobile Data Management (MDM).

An Effective and Efficient Self-Attention Based Model for Next POI Recommendation

T. Maekawa, Takahiro Hara, Qingxin Xia, 2023, 2023 IEEE International Conference on Pervasive Computing and Communications Workshops and other Affiliated Events (PerCom Workshops).