Takahiro Hara

Journal The VLDB Journal, January 2022

Fast, Exact, and Parallel-friendly Outlier Detection Algorithms with Proximity Graph in Metric Spaces *

Daichi Amagata , Makoto Onizuka , Takahiro Hara ,

Int'l Proc. Proceedings of IEEE International Conference on Big Data, December 2021

Approximate Top-k Inner Product Join with a Proximity Graph

Hayato Nakama , Daichi Amagata , Takahiro Hara ,

Award 情報処理学会 ユビキタスコンピューティングシステム研究会, 2021年11月

国際会議発表奨励賞

西野 祐希 , 前川 卓也 , 原 隆浩 ,

Int'l Proc. Proceedings of International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services, November 2021

Wi-Fi CSI-based Activity Recognition with Adaptive Sampling Rate Selection *

Yuka Tanno , Takuya Maekawa , Takahiro Hara ,

Int'l Proc. Proceedings of the International Workshop on Ubiquitous and Multi-domain User Modeling, November 2021

Concept Drift Detection with Denoising Autoencoder in Incomplete Data

Jun Murao , Kei Yonekawa , Mori Kurokawa , Daichi Amagata , Takuya Maekawa , Takahiro Hara ,

Int'l Proc. Proceedings of International Conference on Advances in Geographic Information Systems, November 2021

Feat-SKSJ: Fast and Exact Algorithm for Top-k Spatial-Keyword Similarity Join

Daichi Amagata , Shohei Tsuruoka , Yusuke Arai , Takahiro Hara ,

Journal 電子情報処理学会 論文誌, October 2021

Predicting Next-use Mobile Apps Using App Semantic Representations *

Cheng Chen , Takuya Maekawa , Daichi Amagata , Takahiro Hara ,

Award Proceedings of International Conference on Database and Expert Systems Applications, October 2021

DEXA2021 Best Paper Award *

Yusuke Arai , Daichi Amagata , Sumio Fujita , Takahiro Hara ,

Int'l Proc. Proceedings of ACM Recommender Systems Conference, September 2021

Reverse Maximum Inner Product Search: How to efficiently find users who would like to buy my item?

Daichi Amagata , Takahiro Hara ,

Int'l Proc. Proceedings of International Conference on Database and Expert Systems Applications, September 2021

LGTM: A Fast and Accurate kNN Search Algorithm in High-dimensional Spaces

Yusuke Arai , Daichi Amagata , Sumio Fujita , Takahiro Hara ,

Int'l Proc. Proceedings of International Symposium on Wearable Computers, September 2021

WeakCounter : Acceleration-based Repetition Counting of Actions with Weakly Supervised Learning

Yuki Nishino , Takuya Maekawa , Takahiro Hara ,

Award 情報処理学会 ユビキタスコンピューティングシステム研究会, September 2021

学生奨励賞

Thilina Dissanayake , Takuya Maekawa , Takahiro Hara ,

Journal Nature Communications, September 2021

Cross-species behavior analysis with attention-based domain-adversarial deep neural networks

Takuya Maekawa , Daiki Hgashide , Takahiro Hara , Kentaro Matsumura , Kaoru Ide , Takahisa Miyatake , Kotaro Kimura , Susumu Takahashi ,

国内会議 情報処理学会 ユビキタスコンピューティングシステム研究会, August 2021

Preliminary investigation of obstacle recognition via smartphone active sound sensing for pedestrian safety

Thilina Dissanayake , Takuya Maekawa , Takahiro Hara ,

国内会議 情報科学技術フォーラム, 2021年8月

内積空間におけるカーディナリティ推定 *

平田 皓平 , 天方 大地 , 原 隆浩 ,

国内会議 情報科学技術フォーラム, 2021年8月

空間データにおける重み付き三角形の効率的な Top-k 検索アルゴリズム

谷口 凌亮 , 天方 大地 , 原 隆浩 ,

国内会議 情報科学技術フォーラム, 2021年8月

近似最大内積探索問題を利用した効率的なアウトライア検出アルゴリズム *

仲摩 隼人 , 天方 大地 , 原 隆浩 ,

Journal IEEE Sensors Journal, August 2021

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

Thilina Dissanayake , Takuya Maekawa , Takahiro Hara , Taiki Miyanishi , Motoaki Kawanabe ,

Int'l Proc. Proceedings of International Joint Conference on Neural Networks, July 2021

Toward Understanding Acceleration-based Activity Recognition Neural Networks with Activation Maximization

Naoya Yoshimura , Takuya Maekawa , Takahiro Hara ,

国内会議 情報処理学会 マルチメディア, 分散, 協調とモバイル シンポジウム, 2021年6月

弱教師あり学習による加速度センサを用いた動作カウント手法の提案

西野 祐希 , 前川 卓也 , 原 隆浩 ,