Ryosuke Saga

Publication Activity (10 Years)

Years Active: 2003-2024
Publications (10 Years): 40

Top Topics

Change Point Detection

Quantitative Evaluation

Genetic Algorithm

Top Venues

Artif. Life Robotics

VISIGRAPP (3: IVAPP)

Publications

Junsei Meikari, Ryosuke Saga
Simultaneous Optimization of Edge Bundling and Node Layout Using Genetic Algorithm. VISIGRAPP (1): GRAPP, HUCAPP, IVAPP (2024)
Ryosuke Saga, Rinto Kozono, Yutaro Tsurumi, Yasunori Nihei
Deep-reinforcement learning-based route planning with obstacle avoidance for autonomous vessels. Artif. Life Robotics 29 (1) (2024)
Takuya Tamada, Ryosuke Saga
Double-ConvMF: probabilistic matrix factorization with user and item characteristic text. Artif. Life Robotics 29 (1) (2024)
Takuya Tamada, Ryosuke Saga
Triple Supportive Information for Matrix Factorization with Image, Text, and Social Networks. HCI (5) (2023)
Tong Zheng, Ryosuke Saga
A Lite Hierarchical Model for Dialogue Summarization with Multi-Granularity Decoder. HICSS (2023)
Takuro Ogawa, Ryosuke Saga
Inductive Model Using Abstract Meaning Representation for Text Classification via Graph Neural Networks. HCI (5) (2023)
Ryuto Miyake, Ryosuke Saga
Feature Analysis of Game Software in Japan Using Topic Model and Structural Equation Modeling for Reviews and Livestreaming Chat. HCI (5) (2023)
Takuya Tamada, Ryosuke Saga
Book Recommender System Using CNN Capturing Feature of Synopses and Reviews. HCI (43) (2022)
Liu He, Ryosuke Saga
Heuristic Approach to Improve the Efficiency of Maximum Weight Matching Algorithm Using Clustering. KES-IDT (2022)
Zhang Qi, Ryosuke Saga
Pooling Method Based on Edge Contraction for Graph Convolution Networks. SMC (2022)
Junsei Meikari, Ryosuke Saga
Evolutionary Node Layout and Edge Bundling. CEC (2022)
Rinto Kozono, Yutaro Tsurumi, Yasunori Nihei, Ryosuke Saga
Information Management System for Small Automatic Navigation Robot Ships. HCI (5) (2021)
Yutaro Tsurumi, Ryosuke Saga, Sharath Srinivasamurthy, Yasunori Nihei
An Improved Optimized Route Selection Method for a Maritime Navigation Vessel. HCI (5) (2021)
Thomas Henn, Yasukazu Sakamoto, Clément Jacquet, Shunsuke Yoshizawa, Masamichi Andou, Stephen Tchen, Ryosuke Saga, Hiroyuki Ishihara, Katsuhiko Shimizu, Yingzhen Li, Ryutaro Tanno
A Principled Approach to Failure Analysis and Model Repairment: Demonstration in Medical Imaging. CoRR (2021)
Thomas Henn, Yasukazu Sakamoto, Clément Jacquet, Shunsuke Yoshizawa, Masamichi Andou, Stephen Tchen, Ryosuke Saga, Hiroyuki Ishihara, Katsuhiko Shimizu, Yingzhen Li, Ryutaro Tanno
A Principled Approach to Failure Analysis and Model Repairment: Demonstration in Medical Imaging. MICCAI (3) (2021)
Yichi Lu, Mingtian Gao, Ryosuke Saga
Apparel Recommender System based on Bilateral image shape features. CoRR (2021)
Takuro Ogawa, Ryosuke Saga
Text-based Causality Modeling with a Conceptual Label in a Hierarchical Topic Structure Using Bayesian Rose Trees. HICSS (2021)
Rinto Kozono, Ryosuke Saga
Automatic Labeling for Hierarchical Topics with NETL. SMC (2020)
Ryosuke Saga, Zhipeng Liang, Naoyuki Hara, Yasunori Nihei
Optimal Route Search Based on Multi-objective Genetic Algorithm for Maritime Navigation Vessels. HCI (5) (2020)
Rinto Kozono, Ryosuke Saga
Automatic Labeling for Hierarchical Topics with NETL. SMC (2020)
Ryosuke Saga, Tomoki Yoshikawa, Ken Wakita, Ken Sakamoto, Gerald Schaefer, Tomoharu Nakashima
A Genetic Algorithm Optimising Control Point Placement for Edge Bundling. VISIGRAPP (3: IVAPP) (2020)
Takuro Ogawa, Hideyasu Shimadzu, Ryosuke Saga
Causality Model for Text Data with a Hierarchical Topic Structure. TAAI (2020)
Yichi Lu, Yufeng Duan, Ryosuke Saga
Double Deep Features for Apparel Recommendation System. HICSS (2020)
Ayumu Sakaguchi, Ryosuke Saga
Sentiment Analysis of Images with Tensor Factorization. HCI (5) (2019)
Kazuma Tomikawa, Ryosuke Saga
Conversion of Player Locations from Football Goal Scene Videos to a 2D Top View. HCI (28) (2018)
Ryosuke Saga
Quantitative Evaluation of Multi-Type Edge Bundling - Example for Japan Airmap. VISIGRAPP (3: IVAPP) (2018)
Ryosuke Saga, Toshimasa Yagi
Network visualization of customer expectation using Web in coffee service. Artif. Life Robotics 23 (2) (2018)
Ryosuke Saga, Yufeng Duan
Apparel Goods Recommender System Based on Image Shape Features Extracted by a CNN. SMC (2018)
Ryosuke Saga
Visual Analysis for Overcoming Population Decline and Vitalizing Local Economy in Japan. HCI (28) (2018)
Ryosuke Saga
Validation of Quantitative Measures for Edge Bundling by Comparing with Human Feeling. EuroVis (Posters) (2018)
Chang-Shing Lee, Chia-Hsiu Kao, Mei-Hui Wang, Sheng-Chi Yang, Yusuke Nojima, Ryosuke Saga, Nan Shuo, Naoyuki Kubota
FML-based prediction agent and its application to game of Go. IFSA-SCIS (2017)
Ryosuke Saga, Naoaki Ohkusa, Takafumi Yamashita, Nahomi Maki
Visualization of Customer Expectations from Web Text using Co-Occurrence Graph and Auto-labeling in the Service Market. VISIGRAPP (3: IVAPP) (2017)
Ryosuke Saga
Preliminary Survey for Multigraph Integration and Visualization Framework. HCI (30) (2017)
Chang-Shing Lee, Mei-Hui Wang, Chia-Hsiu Kao, Sheng-Chi Yang, Yusuke Nojima, Ryosuke Saga, Nan Shuo, Naoyuki Kubota
FML-based Prediction Agent and Its Application to Game of Go. CoRR (2017)
Takafumi Yamashita, Ryosuke Saga
Cluster-based Edge Bundling based on a Line Graph. VISIGRAPP (3: IVAPP) (2017)
Ryosuke Saga, Rikuto Kunimoto
LDA-based path model construction process for structure equation modeling. Artif. Life Robotics 21 (2) (2016)
Chang-Shing Lee, Mei-Hui Wang, Shoji Nohara, Kuan-Yi Wu, Ryosuke Saga
FML-based feature similarity assessment agent for Japanese/Taiwanese language learning. FUZZ-IEEE (2016)
Hiroshi Kobayashi, Ryosuke Saga
Finding division points for a time series corpus based on structural change point detection. Artif. Life Robotics 21 (2) (2016)
Ryosuke Saga
Quantitative Evaluation for Edge Bundling Based on Structural Aesthetics. EuroVis (Posters) (2016)
Ryosuke Saga
Quantitative Evaluation for Edge Bundling by Difference of Edge Lengths and Area Occupation. HCI (26) (2016)
Woyuan Niu, Ryosuke Saga, Hiroshi Tsuji, Yukie Majima
Proposed Optimal Growth Pathfinding Method Based on Growth Trajectories. Int. J. Knowl. Syst. Sci. 6 (4) (2015)
Ryosuke Saga, Takafumi Yamashita
Multi-type Edge Bundling in Force-Directed Layout and Evaluation. KES (2015)
Takafumi Yamashita, Ryosuke Saga
Edge Bundling in Multi-attributed Graphs. HCI (4) (2015)
Ryosuke Saga, Yukihiro Takayama
Improvement of Chance Index in Consideration of Cluster Information. HCI (27) (2015)
Hiroshi Kobayashi, Ryosuke Saga
Finding Division Points for Time-Series Corpus Based on Topic Changes. HCI (12) (2014)
Ryosuke Saga
Text Comparison Visualization from Two Information Sources by Network Merging and Integration. KICSS (2014)
Dennis Castel, Fei Wei, Ryosuke Saga, Hiroshi Tsuji
Diagnosis of Interactive Conjoint Analysis Based on Social Comparison. Int. J. Knowl. Syst. Sci. 5 (2) (2014)
Ryosuke Saga, Hiroshi Kobayashi, Takao Miyamoto, Hiroshi Tsuji
Measurement Evaluation of Keyword Extraction Based on Topic Coverage. HCI (26) (2014)
Thongchai Kaewkiriya, Ryosuke Saga, Hiroshi Tsuji
Framework for Distributed e-Learning Management System. J. Comput. 8 (7) (2013)
Thongchai Kaewkiriya, Ryosuke Saga, Hiroshi Tsuji
Transparent Digital Contents Sharing for Science Teachers. HCI (15) (2013)
Ryosuke Saga, Mauricio Letelier, Naoki Kaisaku, Yukihiro Takayama, Hiroshi Tsuji
Visualization analysis of e-commerce site from web access log by FACT-Graph and sequential probability ratio test. Int. J. Knowl. Based Intell. Eng. Syst. 17 (2) (2013)
Ryosuke Saga, Hiroshi Tsuji
Improved Keyword Extraction by Separation into Multiple Document Sets According to Time Series. HCI (29) (2013)
Ryosuke Saga, Tetsuya Fujita, Kodai Kitami, Kazunori Matsumoto
Improvement of Factor Model with Text Information Based on Factor Model Construction Process. IIMSS (2013)
Rikuto Kunimoto, Ryosuke Saga
Path Model Integration Method for Structural Equation Modeling by OR and Probability Concepts. SMC (2013)
Hiroki Shigeyoshi, Keniti Tamano, Ryosuke Saga, Hiroshi Tsuji, Shuki Inoue, Tsuyoshi Ueno
Social Experiment on Advisory Recommender System for Energy-Saving. HCI (13) (2013)
Hiroshi Tsuji, Ryosuke Saga, Amrit Tiwana, Dietrich Albert
Trajectory Mining on Capability Space: Its Concept and Potential Application. HICSS (2013)
Shunsuke Aoki, Ryosuke Saga, Takeo Ichinotsubo, Woyuan Niu, Hiroshi Tsuji
Dependency Extraction from Growth Trajectory using Sequential Pattern. I-KNOW (2013)
Ryosuke Saga, Hiroshi Tsuji
Comparison Analysis for Text Data by Integrating Two FACT-Graphs. IIMSS (2012)
Ryosuke Saga, Mauricio Letelier, Naoki Kaisaku, Yukihiro Takayama, Hiroshi Tsuji
Knowledge Discovery in Web Access Log of E-commerce Site with FACT-Graph and Sequential Probability Ratio Test. KES (2012)
Ryosuke Saga, Kouki Okamoto, Hiroshi Tsuji, Kazunori Matsumoto
Proposal of a recommender system simulator based on a small-world model. Artif. Life Robotics 16 (3) (2011)
Ryosuke Saga, Takao Miyamoto, Hiroshi Tsuji, Kazunori Matsumoto
FACT-Graph in Web Log Data. KES (4) (2011)
Ryosuke Saga, Seiko Takamizawa, Kodai Kitami, Hiroshi Tsuji, Kazunori Matsumoto
Comparison Analysis for Text Data by Using FACT-Graph. HCI (12) (2011)
Kodai Kitami, Ryosuke Saga, Kazunori Matsumoto
Verification of Centrality to Extract Proper Factors in Model Construction Process by Using Creativity Technique. HCI (22) (2011)
Kodai Kitami, Ryosuke Saga, Kazunori Matsumoto
Comparison Analysis of Video Game Purchase Factors between Japanese and American Consumers. KES (3) (2011)
Kodai Kitami, Ryosuke Saga
Causality analysis for best seller of software game by regression and structural equation modeling. SMC (2010)
Ryosuke Saga, Chihiro Sugaya, Kodai Kitami
Extension of Hierarchical Information Acquirement by Association Rule Mining from Semi-Structured Data. DMIN (2010)
Ryosuke Saga, Hiroshi Tsuji, Takao Miyamoto, Kuniaki Tabata
Development and case study of trend analysis software based on FACT-Graph. Artif. Life Robotics 15 (2) (2010)
Yoshihiro Hayashi, Hiroshi Tsuji, Ryosuke Saga
Visualizing Method based on Item Sales Records and its Experimentation. SMC (2009)
Ryosuke Saga, Hiroshi Tsuji, Kuniaki Tabata
Loopo: Integrated Text Miner for FACT-Graph-Based Trend Analysis. HCI (9) (2009)
Ryosuke Saga, Yoshihiro Hayashi, Hiroshi Tsuji
Hotel recommender system based on user's preference transition. SMC (2008)
Masahiro Terachi, Ryosuke Saga, Zhongqi Sheng, Hiroshi Tsuji
Visualized Technique for Trend Analysis of News Articles. IEA/AIE (2008)
Ryosuke Saga, Masahiro Terachi, Zhongqi Sheng, Hiroshi Tsuji
FACT-Graph: Trend Visualization by Frequency and Co-occurrence. KI (2008)
Ryosuke Saga, Hiroshi Tsuji
Ranking Method for Mediators in Social Network. HCI (15) (2007)
Ryosuke Saga, Naoto Okada, Akinori Kageyama, Shingo Aoki, Hiroshi Tsuji
RESTER2: Ontology based Reusable ToDo synthesizer. SMC (2007)
Jugo Noda, Ryosuke Saga, Hiroshi Tsuji
Project Evaluation by E-Mail Communication Pattern. HCI (4) (2007)
Hiroshi Tsuji, Ryosuke Saga, Jugo Noda
Integrating Organizational Knowledge into Search Engine. IEA/AIE (2006)
Ryosuke Saga, Naoto Okada, Hiroshi Tsuji
Three Layered Business Process Architecture for Workflow Cooperation. ETFA (2006)
Masahiro Terachi, Ryosuke Saga, Hiroshi Tsuji
Trends Recognition in Journal Papers by Text Mining. SMC (2006)
Masayuki Nakano, Ryosuke Saga, Hiroshi Tsuji
Hotel room allocation for sales channel by dynamic programming. ETFA (2005)
Ryosuke Saga, Hiroshi Tsuji
Alternative goods recommender by customer's context - example for business hotel room reservation. AMT (2005)
Akihiro Koretsune, Takefumi Konzo, Ryosuke Saga, Hiroshi Tsuji
SCM simulator with uncertain parameters. SMC (5) (2004)
Takefumi Konzo, Ryosuke Saga, Shingo Aoki, Hiroshi Tsuji
Embedding policy and capacity in concurrent SCM simulator. SMC (2003)
Ryosuke Saga, Takefumi Konzo, Shingo Aoki, Hiroshi Tsuji
Framework of e-marketplace for concurrent SCM simulator. SMC (2003)