Toshiyuki Amagasa

224 papers A* 5A 6B 21C 47Misc 9Journal 46Unranked 82
YearRankTypeTitle / Venue / Authors
2026 C conf
A Simple and Reliable Benchmark for Data Freshness in HTAP.
DOLAP
Takaaki Kanetsuki, Toshiyuki Amagasa
2026 C ed.
Advances in Mobile Computing and Multimedia Intelligence - 23rd International Conference, MoMM 2025, Matsue, Japan, December 8-10, 2025, Proceedings
MoMM
Pari Delir Haghighi, Gabriele Kotsis, Toshiyuki Amagasa, Akiyo Nadamoto, Ismail Khalil
2026 — conf
Exploiting Temporal Importance for Adversarial Attacks on Dynamic Graphs.
EDBT/ICDT Workshops
Brilian Surya Budi, Toshiyuki Amagasa
2026 C ed.
Information Integration and Web Intelligence - 27th International Conference, iiWAS 2025, Matsue, Japan, December 8-10, 2025, Proceedings
iiWAS
Eric Pardede, Qiang Ma, Gabriele Kotsis, Toshiyuki Amagasa, Akiyo Nadamoto, Ismail Khalil
2025 — conf
AssistEM: Domain Instruction Tuning for Enhanced Entity Matching.
PAKDD (5)
John Bosco Mugeni, Steven J. Lynden, Toshiyuki Amagasa, Akiyoshi Matono
2025 — conf
Attribute-controlled Summarization: Enhancing Semantic Approach for Numerical Attribute Prediction on Knowledge Graphs.
BigComp
Wa Ode Zuhayeni Madjida, Toshiyuki Amagasa
2025 J jnl
Domain-adaptive entity recognition: unveiling the potential of CSER in cybersecurity and beyond.
Int. J. Mach. Learn. Cybern.
Md Abu Marjan, Toshiyuki Amagasa
2025 J jnl
Dynamic Scaling With Just-in-Time Snapshot in Distributed Stream Processing Systems.
IEEE Access
Takdir, Salman Ahmed Shaikh, Akiyoshi Matono, Hiroyuki Kitagawa, Toshiyuki Amagasa
2025 J jnl
Efficient Processing of Multiple Continuous Window Aggregations over Streams.
IEICE Trans. Inf. Syst.
Shun Kawakami, Savong Bou, Toshiyuki Amagasa
2025 — conf
Efficient Source Selection for Federated SPARQL Queries Using Adjacent Predicate Information.
DEXA (2)
Yudai Ogura, Tadashi Masuda, Toshiyuki Amagasa
2025 — conf
Entropy-Guided Probing for Predicting LLM Hallucinations with Knowledge Graph Features.
DEXA (1)
Ushtar Ali, Steven J. Lynden, Akiyoshi Matono, Toshiyuki Amagasa
2025 — conf
Explainable Time Series Anomaly Detection by Dynamic Mode Decomposition.
DEXA (1)
Shun Kawakami, Toshiyuki Amagasa, Savong Bou
2025 C conf
Integration of Knowledge Bases and External Sources Incorporating Uncertainty in Entity Linking.
iiWAS
Yuuki Ohmori, Hiroyuki Kitagawa, Toshiyuki Amagasa, Akiyoshi Matono
2025 J jnl
Integration of knowledge bases and external sources using user-defined predicates and adaptive entity linking.
World Wide Web (WWW)
Yuuki Ohmori, Hiroyuki Kitagawa, Toshiyuki Amagasa, Akiyoshi Matono
2025 J jnl
LPStream: Fine-grained Lazy Provenance for Stream Processing.
Proc. ACM Manag. Data
Masaya Yamada, Hiroyuki Kitagawa, Salman Ahmed Shaikh, Toshiyuki Amagasa, Akiyoshi Matono
2025 J jnl
Local recovery and partial snapshot in distributed stateful stream processing.
Knowl. Inf. Syst.
Takdir, Hiroyuki Kitagawa, Toshiyuki Amagasa
2025 A* conf
O(1)-Time Complexity for Fixed Sliding-Window Aggregation Over Out-of-Order Data Streams: (Extended Abstract).
ICDE
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2025 B conf
Parallel and Distributed SQL/PGQ Query Processing for Property Graphs.
DaWaK
Kosuke Yamasaki, Tadashi Masuda, Toshiyuki Amagasa
2025 — conf
StreamPlane: Flexible Reconfiguration of Streaming Application Runtime Topology.
DEBS
Takdir, Salman Ahmed Shaikh, Akiyoshi Matono, Hiroyuki Kitagawa, Toshiyuki Amagasa
2024 — conf
Boundary Point Detection Combining Gravity and Outlier Detection Methods.
DASFAA (Workshops)
Vijdan Khalique, Hiroyuki Kitagawa, Toshiyuki Amagasa
2024 Misc conf
Cost-based Load Balancing of RDF Reasoning in Fog-Computing Environments.
SAC
Yuma Kokubo, Toshiyuki Amagasa
2024 — ed.
Database and Expert Systems Applications - 35th International Conference, DEXA 2024, Naples, Italy, August 26-28, 2024, Proceedings, Part I
DEXA (1)
Christine Strauss, Toshiyuki Amagasa, Giuseppe Manco, Gabriele Kotsis, A Min Tjoa, Ismail Khalil
2024 — ed.
Database and Expert Systems Applications - 35th International Conference, DEXA 2024, Naples, Italy, August 26-28, 2024, Proceedings, Part II
DEXA (2)
Christine Strauss, Toshiyuki Amagasa, Giuseppe Manco, Gabriele Kotsis, A Min Tjoa, Ismail Khalil
2024 J jnl
Efficient Pattern Matching over Out-of-Order Event Streams Using Sliding Buffer.
J. Inf. Process.
Rina Trisminingsih, Savong Bou, Toshiyuki Amagasa
2024 J jnl
Finformer: Fast Incremental and General Time Series Data Prediction.
IEICE Trans. Inf. Syst.
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2024 B conf
LSiX: A Scheme for Efficient Multiple Continuous Window Aggregation Over Streams.
DaWaK
Shun Kawakami, Savong Bou, Toshiyuki Amagasa
2024 J jnl
Mining experimental data from Materials Science literature with Large Language Models.
CoRR
Luca Foppiano, Guillaume Lambard, Toshiyuki Amagasa, Masashi Ishii
2024 J jnl
Multi-Dimensional Fused Gromov Wasserstein Discrepancy for Edge-Attributed Graphs.
IEICE Trans. Inf. Syst.
Keisuke Kawano, Satoshi Koide, Hiroaki Shiokawa, Toshiyuki Amagasa
2024 B conf
MultiMatch: Low-Resource Generalized Entity Matching Using Task-Conditioned Hyperadapters in Multitask Learning.
DaWaK
John Bosco Mugeni, Steven J. Lynden, Toshiyuki Amagasa, Akiyoshi Matono
2024 J jnl
O(1)-Time Complexity for Fixed Sliding-Window Aggregation Over Out-of-Order Data Streams.
IEEE Trans. Knowl. Data Eng.
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2024 — conf
Predicting Knowledge Graph Updates from Edit Histories.
iiWAS (1)
Maiki Okura, Toshiyuki Amagasa
2024 — conf
Semi-supervised Named Entity Recognition for Low-Resource Languages Using Dual PLMs.
NLDB (1)
Hailemariam Mehari Yohannes, Steven J. Lynden, Toshiyuki Amagasa, Akiyoshi Matono
2024 B conf
Subtree Similarity Search Based on Structure and Text.
DaWaK
Takuya Mizokami, Savong Bou, Toshiyuki Amagasa
2024 B conf
Textual Out-of-Distribution Data Detection Based on Granular Dictionary.
IEEE Big Data
Tinghui Ouyang, Toshiyuki Amagasa
2023 C conf
AdapterEM: Pre-trained Language Model Adaptation for Generalized Entity Matching using Adapter-tuning.
IDEAS
John Bosco Mugeni, Steven J. Lynden, Toshiyuki Amagasa, Akiyoshi Matono
2023 J jnl
AdapterEM: Pre-trained Language Model Adaptation for Generalized Entity Matching using Adapter-tuning.
CoRR
John Bosco Mugeni, Steven J. Lynden, Toshiyuki Amagasa, Akiyoshi Matono
2023 J jnl
Augmented lineage: traceability of data analysis including complex UDF processing.
VLDB J.
Masaya Yamada, Hiroyuki Kitagawa, Toshiyuki Amagasa, Akiyoshi Matono
2023 J jnl
Autonomic active learning strategy using cluster-based ensemble classifier for concept drifts in imbalanced data stream.
Expert Syst. Appl.
Bohnishikha Halder, K. M. Azharul Hasan, Toshiyuki Amagasa, Md. Manjur Ahmed
2023 J jnl
BPF: a novel cluster boundary points detection method for static and streaming data.
Knowl. Inf. Syst.
Vijdan Khalique, Hiroyuki Kitagawa, Toshiyuki Amagasa
2023 J jnl
Buffer-based adaptive fuzzy classifier.
Appl. Intell.
Sajal Debnath, Md. Manjur Ahmed, Samir Brahim Belhaouari, Toshiyuki Amagasa, Mostafijur Rahman
2023 A* conf
CPiX: Real-Time Analytics Over Out-of-Order Data Streams by Incremental Sliding-Window Aggregation.
ICDE
Savong Bou, Hiroyuki Kitagawa, Toshiyuki Amagasa
2023 B conf
CSER: Enhancing Cybersecurity Entity Recognition Through Multidimensional Feature Fusion.
IEEE Big Data
Md Abu Marjan, Toshiyuki Amagasa
2023 — ed.
Database and Expert Systems Applications - 34th International Conference, DEXA 2023, Penang, Malaysia, August 28-30, 2023, Proceedings, Part I
DEXA (1)
Christine Strauss, Toshiyuki Amagasa, Gabriele Kotsis, A Min Tjoa, Ismail Khalil
2023 — ed.
Database and Expert Systems Applications - 34th International Conference, DEXA 2023, Penang, Malaysia, August 28-30, 2023, Proceedings, Part II
DEXA (2)
Christine Strauss, Toshiyuki Amagasa, Gabriele Kotsis, A Min Tjoa, Ismail Khalil
2023 Misc conf
Dynamic Load Balancing of RDF Reasoning in Fog-Computing Environments.
SAC
Yuma Kokubo, Toshiyuki Amagasa
2023 B conf
Efficient Missing Value Imputation by Maximum Distance Likelihood.
IEEE Big Data
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa, Salman Ahmed Shaikh, Akiyoshi Matono
2023 C conf
Integration of Knowledge Bases and External Information Sources via Magic Properties and Query-Driven Entity Linking.
iiWAS
Yuuki Ohmori, Hiroyuki Kitagawa, Toshiyuki Amagasa, Akiyoshi Matono
2023 — conf
Long Text Classification Using Pre-trained Language Model for a Low-Resource Language.
ICICT
Mehari Yohannes Hailemariam, Toshiyuki Amagasa
2023 C conf
RDF Data Partitioning for Efficient SPARQL Query Processing with Spark SQL.
iiWAS
Kosuke Yamasaki, Toshiyuki Amagasa
2023 Misc conf
Self-Attention-based Data Augmentation Method for Text Classification.
ICMLC
Mehari Yohannes Hailemariam, Steven J. Lynden, Akiyoshi Matono, Toshiyuki Amagasa
2023 J jnl
Semi-automatic staging area for high-quality structured data extraction from scientific literature.
CoRR
Luca Foppiano, Tomoya Mato, Kensei Terashima, Pedro Ortiz Suarez, Taku Tou, Chikako Sakai, Wei-Sheng Wang, Toshiyuki Amagasa, Yoshihiko Takano, Masashi Ishii
2023 B conf
Supporting Practical URI Mappings in Virtual Knowledge Graph-based Relational Data Integration.
IEEE Big Data
Shogo Sato, Tadashi Masuda, Toshiyuki Amagasa
2023 C conf
TraPM: A Framework for Online Pattern Matching Over Trajectory Streams.
iiWAS
Rina Trisminingsih, Salman Ahmed Shaikh, Toshiyuki Amagasa, Hiroyuki Kitagawa, Akiyoshi Matono
2023 — ed.
Web and Big Data - 6th International Joint Conference, APWeb-WAIM 2022, Nanjing, China, November 25-27, 2022, Proceedings, Part I
APWeb/WAIM (1)
Bohan Li, Lin Yue, Chuanqi Tao, Xuming Han, Diego Calvanese, Toshiyuki Amagasa
2023 — ed.
Web and Big Data - 6th International Joint Conference, APWeb-WAIM 2022, Nanjing, China, November 25-27, 2022, Proceedings, Part II
APWeb/WAIM (2)
Bohan Li, Lin Yue, Chuanqi Tao, Xuming Han, Diego Calvanese, Toshiyuki Amagasa
2023 — ed.
Web and Big Data - 6th International Joint Conference, APWeb-WAIM 2022, Nanjing, China, November 25-27, 2022, Proceedings, Part III
APWeb/WAIM (3)
Bohan Li, Lin Yue, Chuanqi Tao, Xuming Han, Diego Calvanese, Toshiyuki Amagasa
2022 C conf
A Scheme for News Article Classification in a Low-Resource Language.
iiWAS
Hailemariam Mehari Yohannes, Toshiyuki Amagasa
2022 Misc conf
A graph-based blocking approach for entity matching using pre-trained contextual embedding models.
SAC
John Bosco Mugeni, Toshiyuki Amagasa
2022 B conf
An FPGA-based Accelerator for Regular Path Queries over Edge-labeled Graphs.
IEEE Big Data
Kento Miura, Ryohei Kobayashi, Toshiyuki Amagasa, Hiroyuki Kitagawa, Norihisa Fujita, Taisuke Boku
2022 J jnl
An Open-source FPGA Library for Data Sorting.
J. Inf. Process.
Ryohei Kobayashi, Kento Miura, Norihisa Fujita, Taisuke Boku, Toshiyuki Amagasa
2022 — conf
BLOCK-OPTICS: An Efficient Density-Based Clustering Based on OPTICS.
DEXA (2)
Kota Yukawa, Toshiyuki Amagasa
2022 J jnl
CPiX: Real-Time Analytics Over Out-of-Order Data Streams by Incremental Sliding-Window Aggregation.
IEEE Trans. Knowl. Data Eng.
Savong Bou, Hiroyuki Kitagawa, Toshiyuki Amagasa
2022 — conf
GPU-Accelerated Reverse K-Nearest Neighbor Search for High-Dimensional Data.
NBiS
Kyohei Tsuihiji, Toshiyuki Amagasa
2022 — conf
InTrans: Fast Incremental Transformer for Time Series Data Prediction.
DEXA (2)
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2022 J jnl
Intelligent Posture Training: Machine-Learning-Powered Human Sitting Posture Recognition Based on a Pressure-Sensing IoT Cushion.
Sensors
Katia Bourahmoune, Karlos Ishac, Toshiyuki Amagasa
2022 J jnl
Missing information in imbalanced data stream: fuzzy adaptive imputation approach.
Appl. Intell.
Bohnishikha Halder, Md. Manjur Ahmed, Toshiyuki Amagasa, Nor Ashidi Mat Isa, Rahat Hossain Faisal, Md. Mostafijur Rahman
2022 Misc conf
Named-entity recognition for a low-resource language using pre-trained language model.
SAC
Hailemariam Mehari Yohannes, Toshiyuki Amagasa
2022 J jnl
Online Optimized Product Quantization for ANN Queries over Dynamic Database using SVD-Updating.
Trans. Large Scale Data Knowl. Centered Syst.
Kota Yukawa, Toshiyuki Amagasa
2022 B conf
Owro: A Novel Robot For Sitting Posture Training Based On Adaptive Human Robot Interaction.
IEEE Big Data
Katia Bourahmoune, Karlos Ishac, Marc Carmichael, Toshiyuki Amagasa
2022 C conf
PR-MVI: Efficient Missing Value Imputation over Data Streams by Distance Likelihood.
iiWAS
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa, Salman Ahmed Shaikh, Akiyoshi Matono
2022 B conf
Region-based Sub-Snapshot (RegSnap): Enhanced Fault Tolerance in Distributed Stream Processing with Partial Snapshot.
IEEE Big Data
Takdir, Hiroyuki Kitagawa, Toshiyuki Amagasa
2022 C conf
Streaming Augmented Lineage: Traceability of Complex Stream Data Analysis.
iiWAS
Masaya Yamada, Hiroyuki Kitagawa, Salman Ahmed Shaikh, Toshiyuki Amagasa, Akiyoshi Matono
2022 C conf
Supporting Insertion in an Encrypted Multi-Maps with Volume Hiding using Trusted Execution Environment.
DOLAP
Shunta Ishihara, Chiemi Watanabe, Toshiyuki Amagasa
2021 C conf
A Dynamic Load-balancing Method for Distributed RDF Stream Processing Systems.
iiWAS
Toshiyuki Hirakata, Toshiyuki Amagasa
2021 C conf
A Method for Searching Documents using Knowledge Bases.
iiWAS
Taro Aso, Toshiyuki Amagasa, Hiroyuki Kitagawa
2021 C conf
A Scheme for Efficient Question Answering with Low Dimension Reconstructed Embeddings.
iiWAS
Happy Buzaaba, Toshiyuki Amagasa
2021 — conf
A Sorting Library for FPGA Implementation in OpenCL Programming.
HEART
Ryohei Kobayashi, Kento Miura, Norihisa Fujita, Taisuke Boku, Toshiyuki Amagasa
2021 J jnl
A system for relation-oriented faceted search over knowledge bases.
Int. J. Web Inf. Syst.
Taro Aso, Toshiyuki Amagasa, Hiroyuki Kitagawa
2021 — conf
Augmented Lineage: Traceability of Data Analysis Including Complex UDFs.
DEXA (1)
Masaya Yamada, Hiroyuki Kitagawa, Toshiyuki Amagasa, Akiyoshi Matono
2021 — conf
Dense Nearest Neighborhood Query.
INTAP
Hina Suzuki, Hanxiong Chen, Kazutaka Furuse, Toshiyuki Amagasa
2021 — conf
GPU-Accelerated Vertex Orbit Counting for 5-Vertex Subgraphs.
DEXA (1)
Shuya Suganami, Toshiyuki Amagasa
2021 — conf
Online Optimized Product Quantization for Dynamic Database Using SVD-Updating.
DEXA (1)
Kota Yukawa, Toshiyuki Amagasa
2021 C conf
Query Processing over Multiple Knowledge Bases and Text Documents.
iiWAS
Marika Nakano, Toshiyuki Amagasa
2021 J jnl
Question Answering Over Knowledge Base: A Scheme for Integrating Subject and the Identified Relation to Answer Simple Questions.
SN Comput. Sci.
Happy Buzaaba, Toshiyuki Amagasa
2021 J jnl
Recommending Extract Method Refactoring Based on Confidence of Predicted Method Name.
CoRR
Jinto Yamanaka, Yasuhiro Hayase, Toshiyuki Amagasa
2021 B conf
Supporting Insertion in Encrypted Multi-Maps with Volume Hiding.
SMARTCOMP
Shunta Ishihara, Chiemi Watanabe, Toshiyuki Amagasa
2020 — conf
A Hybrid Index for Distance Queries.
WISE (1)
Junhu Wang, Shikha Anirban, Toshiyuki Amagasa, Hiroaki Shiokawa, Zhiguo Gong, Md. Saiful Islam
2020 — conf
Accelerating All 5-Vertex Subgraphs Counting Using GPUs.
DEXA (1)
Shuya Suganami, Toshiyuki Amagasa, Hiroyuki Kitagawa
2020 J jnl
L-BiX: incremental sliding-window aggregation over data streams using linear bidirectional aggregating indexes.
Knowl. Inf. Syst.
Savong Bou, Hiroyuki Kitagawa, Toshiyuki Amagasa
2020 C conf
Relation-oriented faceted search method for knowledge bases.
iiWAS
Taro Aso, Toshiyuki Amagasa, Hiroyuki Kitagawa
2020 — conf
Supporting viewpoints to review the lack of requirements in space systems with machine learning.
SEAMS@ICSE
Kenji Mori, Naoko Okubo, Yasushi Ueda, Masafumi Katahira, Toshiyuki Amagasa
2020 — conf
Toward Latent Knowledge Extraction Based on the Correlation of Heterogeneous Text Data Related to Space System Development.
REFSQ Workshops
Kenji Mori, Naoko Okubo, Yasushi Ueda, Masafumi Katahira, Toshiyuki Amagasa
2019 — conf
A Modular Approach for Efficient Simple Question Answering Over Knowledge Base.
DEXA (2)
Happy Buzaaba, Toshiyuki Amagasa
2019 A* conf
AI-powered Posture Training: Application of Machine Learning in Sitting Posture Recognition Using the LifeChair Smart Cushion.
IJCAI
Katia Bourahmoune, Toshiyuki Amagasa
2019 — conf
Accelerating Regular Path Queries using FPGA.
ADMS@VLDB
Kento Miura, Toshiyuki Amagasa, Hiroyuki Kitagawa
2019 — conf
An Optimization Scheme for Non-Negative Matrix Factorization Under Probability Constraints.
BigComp
Hiroyoshi Ito, Toshiyuki Amagasa
2019 J jnl
Detecting Communities and Correlated Attribute Clusters on Multi-Attributed Graphs.
IEICE Trans. Inf. Syst.
Hiroyoshi Ito, Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2019 — conf
Incentive Design for Crowdsourced Development of Selective AI for Human and Machine Data Processing: A Case Study.
IEEE BigData
Masafumi Hayashi, Masaki Kobayashi, Masaki Matsubara, Toshiyuki Amagasa, Atsuyuki Morishima
2019 J jnl
Scalable keyword search over relational data streams by aggressive candidate network consolidation.
Inf. Syst.
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2019 A* conf
Scaling Fine-grained Modularity Clustering for Massive Graphs.
IJCAI
Hiroaki Shiokawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2019 J jnl
Scaling Fine-grained Modularity Clustering for Massive Graphs.
CoRR
Hiroaki Shiokawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2018 — conf
A Cache-based Approach to Dynamic Switching between Different Dataflows in Crowdsourcing.
IEEE BigData
Yusuke Suzuki, Masaki Matsubara, Keishi Tajima, Toshiyuki Amagasa, Atsuyuki Morishima
2018 — conf
A Development of Participatory Sensing System for Foreign Visitors in PBL.
ACIIDS (2)
Shuta Nakamae, Wataru Sakamoto, Tetsuya Negishi, Shuhei Goto, Buntarou Shizuki, Chiemi Watanabe, Toshiyuki Amagasa
2018 — conf
Approximate Set Similarity Join Using Many-Core Processors.
DEXA (2)
Kenta Sugano, Toshiyuki Amagasa, Hiroyuki Kitagawa
2018 — conf
Community Detection and Correlated Attribute Cluster Analysis on Multi-Attributed Graphs.
EDBT/ICDT Workshops
Hiroyoshi Ito, Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2018 A conf
Efficient Pipeline Processing of Crowdsourcing Workflows.
CIKM
Ken Mizusawa, Keishi Tajima, Masaki Matsubara, Toshiyuki Amagasa, Atsuyuki Morishima
2018 J jnl
Efficient Position Estimation Basedon GPU-Accelerated Content-basedImage Retrieval.
J. Mobile Multimedia
Yuta Kusamura, Toshiyuki Amagasa, Hiroyuki Kitagawa, Yusuke Kozawa
2018 — conf
Network-Word Embedding for Dynamic Text Attributed Networks.
ICSC
Hiroyoshi Ito, Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 C conf
An index-based secure query processing scheme for outsourced databases.
iiWAS
Kento Akiyama, Chisato Shinozuka, Chiemi Watanabe, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 — conf
Analytical toolbox for smart city applications: Garbage collection log use case.
IEEE BigData
Takahiro Komamizu, Jin Nakazawa, Toshiyuki Amagasa, Hiroyuki Kitagawa, Hideyuki Tokuda
2017 C conf
CROISSANT: centralized relational interface for web-scale SPARQL endpoints.
iiWAS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 — conf
DIO: Efficient interactive outlier analysis over dynamic datasets.
ICDIM
Chihiro Sakazume, Hiroyuki Kitagawa, Toshiyuki Amagasa
2017 C conf
Efficient Content-based Image Retrieval for Position Estimation on GPU.
MoMM
Yuta Kusamura, Toshiyuki Amagasa, Hiroyuki Kitagawa, Yusuke Kozawa
2017 C conf
Exploring Identical Users on GitHub and Stack Overflow.
SEKE
Takahiro Komamizu, Yasuhiro Hayase, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 — conf
FORK: Feedback-Aware ObjectRank-Based Keyword Search over Linked Data.
AIRS
Takahiro Komamizu, Sayami Okumura, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 A conf
GPU-Accelerated Graph Clustering via Parallel Label Propagation.
CIKM
Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 — conf
Implicit order join: Joining log data with property data by discovering implicit order-oriented keys with human assistance.
IEEE BigData
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2017 C conf
SOLA: Stream OLAP-based Analytical Framework for Roadway Maintenance.
MEDES
Takahiro Komamizu, Toshiyuki Amagasa, Salman Ahmed Shaikh, Hiroaki Shiokawa, Hiroyuki Kitagawa
2017 C conf
Secure similarity joins using fully homomorphic encryption.
iiWAS
Mateus S. H. Cruz, Toshiyuki Amagasa, Chiemi Watanabe, Wenjie Lu, Hiroyuki Kitagawa
2017 — conf
Towards Privacy-Preserving Record Linkage with Record-Wise Linkage Policy.
DEXA (1)
Takahito Kaiho, Wenjie Lu, Toshiyuki Amagasa, Jun Sakuma
2016 J jnl
A Scheme for Fast
IEICE Trans. Inf. Syst.
Ryosuke Koyanagi, Ryo Furukawa, Tsubasa Takahashi, Takuya Mori, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 Misc conf
A System for Phylogenetic Analyses over Alignments of Next Generation Sequence Data.
CISIS
Yuki Nishimura, Toshiyuki Amagasa, Yuji Inagaki, Tetsuo Hashimoto, Hiroyuki Kitagawa
2016 J jnl
Accelerating Set Similarity Joins Using GPUs.
Trans. Large Scale Data Knowl. Centered Syst.
Mateus S. H. Cruz, Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 — conf
An Improved Method of Keyword Search over Relational Data Streams by Aggressive Candidate Network Consolidation.
DEXA (1)
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 C conf
Detecting Topic Evolutions in Bibliographic Databases Exploiting Citations.
EJC
Hiroyoshi Ito, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 J jnl
Foreword.
IEICE Trans. Inf. Syst.
Toshiyuki Amagasa
2016 — conf
GPU Acceleration of Content-Based Image Retrieval Based on SIFT Descriptors.
NBiS
Yuta Kusamura, Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 J jnl
H-SPOOL: A SPARQL-based ETL framework for OLAP over linked data with dimension hierarchy extraction.
Int. J. Web Inf. Syst.
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 — conf
Interleaving Clustering of Classes and Properties for Disambiguating Linked Data.
ICADL
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 — conf
Local Attention Analysis and Prediction of Online News Articles in Twitter.
MobiQuitous (Adjunct Proceedings)
Saki Nagaki, Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2016 — conf
Towards Real-Time Analysis of Smart City Data: A Case Study on City Facility Utilizations.
HPCC/SmartCity/DSS
Takahiro Komamizu, Toshiyuki Amagasa, Salman Ahmed Shaikh, Hiroaki Shiokawa, Hiroyuki Kitagawa
2016 C conf
Visual Spatial-OLAP for Vehicle Recorder Data on Micro-sized Electric Vehicles.
IDEAS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 — conf
A System for Querying RDF Data Using LINQ.
NBiS
Kazumasa Kumamoto, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 C conf
A social reading system for EPUB publications.
iiWAS
Eri Kataoka, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 — conf
An architecture for stream OLAP exploiting SPE and OLAP engine.
IEEE BigData
Kousuke Nakabasami, Toshiyuki Amagasa, Salman Ahmed Shaikh, Franck Gass, Hiroyuki Kitagawa
2015 J jnl
Facet-value extraction scheme from textual contents in XML data.
Int. J. Web Inf. Syst.
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 — conf
GPU Acceleration of Set Similarity Joins.
DEXA (1)
Mateus S. H. Cruz, Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 — conf
Parallel Canopy Clustering on GPUs.
DEXA (1)
Yusuke Kozawa, Fumitaka Hayashi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 J jnl
Path-based keyword search over XML streams.
Int. J. Web Inf. Syst.
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 C conf
SPOOL: a SPARQL-based ETL framework for OLAP over linked data.
iiWAS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2015 — conf
Tweet Location Inference Based on Contents and Temporal Association.
WISE (2)
Saki Ueda, Yuto Yamaguchi, Hiroyuki Kitagawa, Toshiyuki Amagasa
2014 C conf
A scheme for privacy-preserving ontology mapping.
IDEAS
Toshiyuki Amagasa, Fan Zhang, Jun Sakuma, Hiroyuki Kitagawa
2014 C conf
A scheme of automated object and facet extraction for faceted search over XML data.
IDEAS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 — conf
An Improved Method for Efficient PageRank Estimation.
DEXA (2)
Yuta Sakakura, Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 C conf
Extracting Facets from Textual Contents for Faceted Search over XML Data.
iiWAS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 C conf
Filtering XML Streams by XPath and Keywords.
iiWAS
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 — conf
Frequent-Pattern Based Facet Extraction from Graph Data.
NBiS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 — conf
GPU Acceleration of Similarity Search for Uncertain Time Series.
NBiS
Jun Hwang, Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 B conf
Keyword Search with Path-Based Filtering over XML Streams.
SRDS
Savong Bou, Toshiyuki Amagasa, Hiroyuki Kitagawa
2014 — conf
Label-bag based Graph Anonymization via Edge Addition.
C3S2E
Chongjie Li, Toshiyuki Amagasa, Hiroyuki Kitagawa, Gautam Srivastava
2014 A conf
Online User Location Inference Exploiting Spatiotemporal Correlations in Social Streams.
CIKM
Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa, Yohei Ikawa
2014 J jnl
Probabilistic Frequent Itemset Mining on a GPU Cluster.
IEICE Trans. Inf. Syst.
Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 C conf
A Local Method for ObjectRank Estimation.
iiWAS
Yuta Sakakura, Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 C conf
A System for Social Reading based on EPUB3.
iiWAS
Eri Kataoka, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 — conf
An ETL Framework for Online Analytical Processing of Linked Open Data.
WAIM
Hiroyuki Inoue, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 B conf
DBPowder: A Flexible Object-Relational Mapping Framework Based on a Conceptual Model.
COMPSAC
Tadashi Murakami, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 — conf
Energy-Efficient XML Stream Processing through Element-Skipping Parsing.
DEXA Workshops
Toshiyuki Amagasa, Mana Seino, Hiroyuki Kitagawa
2013 — conf
Landmark-based user location inference in social media.
COSN
Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 — conf
Parallel and Distributed Mining of Probabilistic Frequent Itemsets Using Multiple GPUs.
DEXA (1)
Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 — conf
Querying MongoDB with LINQ in a Server-Side JavaScript Environment.
NBiS
Kousuke Nakabasami, Toshiyuki Amagasa, Hiroyuki Kitagawa
2013 A conf
Recommending Fresh URLs Using Twitter Lists.
ICWSM
Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2012 — conf
A Scheme of Fragment-Based Faceted Image Search.
DEXA (2)
Takahiro Komamizu, Mariko Kamie, Kazuhiro Fukui, Toshiyuki Amagasa, Hiroyuki Kitagawa
2012 Misc conf
C-Mapping: a flexible XML-RDB mapping method based on functional and inclusion dependencies.
SAC
Sosuke Ota, Atsuyuki Morishima, Norihide Shinagawa, Toshiyuki Amagasa
2012 B conf
Detecting Social Bookmark Spams Using Multiple User Accounts.
ASONAM
Yuta Sakakura, Toshiyuki Amagasa, Hiroyuki Kitagawa
2012 J jnl
Faceted Navigation Framework for XML Data.
Int. J. Web Inf. Syst.
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2012 A conf
GPU acceleration of probabilistic frequent itemset mining from uncertain databases.
CIKM
Yusuke Kozawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2012 J jnl
RDF packages: a scheme for efficient reasoning and querying over large-scale RDF data.
Int. J. Web Inf. Syst.
Shohei Ohsawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2012 J jnl
Tagging users based on Twitter lists.
Int. J. Web Eng. Technol.
Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2011 C conf
A framework of faceted navigation for XML data.
iiWAS
Takahiro Komamizu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2011 Misc conf
Efficient Probabilistic Latent Semantic Indexing using Graphics Processing Unit.
ICCS
Eli Koffi Kouassi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2011 B conf
FACTUS: Faceted Twitter User Search Using Twitter Lists.
WISE
Takahiro Komamizu, Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2011 C conf
PrIvacy Risks And Countermeasures In Publishing And Mining Social Network Data.
CollaborateCom
Chiemi Watanabe, Toshiyuki Amagasa, Ling Liu
2011 B conf
Tag-based User Topic Discovery Using Twitter Lists.
ASONAM
Yuto Yamaguchi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 — conf
A Faceted-Navigation System for QCDml Ensemble XML Data.
3PGCIC
Toshiyuki Amagasa, Noriyoshi Ishii, Tomoteru Yoshie, Osamu Tatebe, Mitsuhisa Sato, Hiroyuki Kitagawa
2010 — conf
A Secure and Efficient Order Preserving Encryption Scheme for Relational Databases.
KMIS
Hasan Kadhem, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 C conf
Extracting XML data from the web.
iiWAS
Ngo Sy Viet Phu, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 — conf
Fast Detection of Functional Dependencies in XML Data.
XSym
Hang Shi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 J jnl
MV-OPES: Multivalued-Order Preserving Encryption Scheme: A Novel Scheme for Encrypting Integer Value to Many Different Values.
IEICE Trans. Inf. Syst.
Hasan Kadhem, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 C conf
Optimization Techniques for Range Queries in the Multivalued-partial Order Preserving Encryption Scheme.
IC3K
Hasan Kadhem, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 J jnl
Parallel holistic twig joins on a multi-core system.
Int. J. Web Inf. Syst.
Imam Machdi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 — conf
Providing Constructed Buildings Information by ASTER Satellite DEM Images and Web Contents.
DASFAA Workshops
Takashi Takagi, Hideyuki Kawashima, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 C conf
RDF packages: a scheme for efficient reasoning and querying over large-scale RDF data.
iiWAS
Shohei Ohsawa, Toshiyuki Amagasa, Hiroyuki Kitagawa
2010 — ch.
Stream-Based Real World Information Integration Framework.
Wireless Sensor Network Technologies for the Information Explosion Era
Hiroyuki Kitagawa, Yousuke Watanabe, Hideyuki Kawashima, Toshiyuki Amagasa
2010 B conf
TURank: Twitter User Ranking Based on User-Tweet Graph Analysis.
WISE
Yuto Yamaguchi, Tsubasa Takahashi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2009 C conf
A Novel Framework for Database Security Based on Mixed Cryptography.
ICIW
Hasan Kadhem, Toshiyuki Amagasa, Hiroyuki Kitagawa
2009 J jnl
Algorithms for structure-based grouping in XML-OLAP.
Int. J. Web Inf. Syst.
Chantola Kit, Toshiyuki Amagasa, Hiroyuki Kitagawa
2009 — conf
Encryption over Semi-trusted Database.
DASFAA Workshops
Hasan Kadhem, Toshiyuki Amagasa, Hiroyuki Kitagawa
2009 C conf
Executing parallel TwigStack algorithm on a multi-core system.
iiWAS
Imam Machdi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2009 J jnl
XML data partitioning schemes for parallel holistic twig joins.
Int. J. Web Inf. Syst.
Imam Machdi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2009 — conf
XML data partitioning strategies to improve parallelism in parallel holistic twig joins.
ICUIMC
Imam Machdi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2008 B conf
A FUSE-Based Tool for Accessing Meteorological Data in Remote Servers.
SSDBM
Keiichirou Ui, Toshiyuki Amagasa, Hiroyuki Kitagawa
2008 C conf
Algorithms for efficient structure-based grouping in XML-OLAP.
iiWAS
Chantola Kit, Toshiyuki Amagasa, Hiroyuki Kitagawa
2008 B conf
An Approach for XML Similarity Join Using Tree Serialization.
DASFAA
Lianzi Wen, Toshiyuki Amagasa, Hiroyuki Kitagawa
2008 J jnl
Cube-Based Analysis for Maintaining XML Data Partition for Holistic Twig Joins.
Inf. Media Technol.
Imam Machdi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2008 C conf
GMX: an XML data partitioning scheme for holistic twig joins.
iiWAS
Imam Machdi, Toshiyuki Amagasa, Hiroyuki Kitagawa
2008 — conf
Searching XML Documents by Keywords in Structured P2P Networks.
DEXA Workshops
Xiaochen Li, Toshiyuki Amagasa, Hiroyuki Kitagawa
2007 — conf
Constructing a Web Service System for Large-Scale Meteorological Grid Data.
eScience
Toshiyuki Amagasa, Hiroyuki Kitagawa, Tatsuya Komano
2007 C conf
Integrating a Stream Processing Engine and Databases for Persistent Streaming Data Management.
DEXA
Yousuke Watanabe, Shinichi Yamada, Hiroyuki Kitagawa, Toshiyuki Amagasa
2007 C conf
Proximity Search of XML Data Using Ontology and XPath Edit Similarity.
DEXA
Toshiyuki Amagasa, Lianzi Wen, Hiroyuki Kitagawa
2007 — conf
Querying XML Data using PC Cluster System.
DEXA Workshops
Toshiyuki Amagasa, Kentarou Kido, Hiroyuki Kitagawa
2007 — conf
Retrieving Arbitrary XML Fragments from Structured Peer-to-Peer Networks.
APWeb/WAIM
Toshiyuki Amagasa, Chunhui Wu, Hiroyuki Kitagawa
2006 B conf
Location-Based Information Delivery Using Stream Processing Engine.
MDM
Shinichi Yamada, Yousuke Watanabe, Hiroyuki Kitagawa, Toshiyuki Amagasa
2006 — conf
Processing XPath Queries in PC-Clusters Using XML Data Partitioning.
ICDE Workshops
Kentarou Kido, Toshiyuki Amagasa, Hiroyuki Kitagawa
2005 — conf
A Mapping Scheme of XML Documents into Relational Databases using Schema-based Path Identifiers.
WIRI
Kei Fujimoto, Dao Dinh Kha, Masatoshi Yoshikawa, Toshiyuki Amagasa
2005 Misc conf
A Path-based Relational RDF Database.
ADC
Akiyoshi Matono, Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2005 — conf
Implementation of a High-Speed and High-Precision XML Information Retrieval System on Relational Databases.
INEX
Kei Fujimoto, Toshiyuki Shimizu, Norimasa Terada, Kenji Hatano, Yu Suzuki, Toshiyuki Amagasa, Hiroko Kinutani, Masatoshi Yoshikawa
2004 — conf
An Access Control Model for Geographic Data in an XML -based Framework.
WOSIS
Bat-Odon Purevjii, Toshiyuki Amagasa, Sayaka Imai, Yoshinari Kanamori
2004 — conf
Analyzing the Properties of XML Fragments Decomposed from the INEX Document Collection.
INEX
Kenji Hatano, Hiroko Kinutani, Toshiyuki Amagasa, Yasuhiro Mori, Masatoshi Yoshikawa, Shunsuke Uemura
2004 — conf
Dynamic Range Labeling for XML Trees.
EDBT Workshops
Takeharu Eda, Yasushi Sakurai, Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura, Takashi Honishi
2004 — conf
Temporal Versioning of XML Documents.
ICADL
Vilas Wuwongse, Masatoshi Yoshikawa, Toshiyuki Amagasa
2003 — conf
An Indexing Scheme for RDF and RDF Schema based on Suffix Arrays.
SWDB
Akiyoshi Matono, Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2003 A* conf
QRS: A Robust Numbering Scheme for XML Documents.
ICDE
Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2002 — conf
A Data Model for Reconstructable Kanji Documents using XML.
ISDB
Masatoshi Ishikawa, Toshiyuki Amagasa, Kenji Hatano, Shunsuke Uemura, Tetsuya Katsumura
2002 C conf
A System for Retrieval and Digest Creation of Video Data Based on Geographic Objects.
DEXA
Takamasa Ueda, Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2002 — conf
Digest Creation of Video Data Recorded by Wearable Cameras Using Locational and Geographical Information.
Wireless Information Systems
Takamasa Ueda, Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2001 — conf
Realizing Temporal XML Repositories using Temporal Relational Databases.
CODAS
Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2001 J jnl
XRel: a path-based approach to storage and retrieval of XML documents using relational databases.
ACM Trans. Internet Techn.
Masatoshi Yoshikawa, Toshiyuki Amagasa, Takeyuki Shimura, Shunsuke Uemura
2000 C conf
A Data Model for Temporal XML Documents.
DEXA
Toshiyuki Amagasa, Masatoshi Yoshikawa, Shunsuke Uemura
2000 — conf
Keyword Assignment to Images Using Sliding Windows.
ADBIS-DASFAA Symposium
Toshiyuki Amagasa, Minoru Nakai, Kenji Hatano, Masatoshi Yoshikawa, Shunsuke Uemura
1999 — conf
Heijo - A Video Database System for Retrieving Semantically Coherent Video Information.
DANTE
Shunsuke Uemura, Masatoshi Yoshikawa, Toshiyuki Amagasa
1998 — conf
Implementing Class Library and Index for Managing Spatio-Temporal Data.
ER Workshops
Toshiyuki Amagasa, Masayoshi Aritsugi, Takayuki Tanaka, Yoshinari Kanamori
1998 — conf
Implementing Time-Interval Class for Managing Temporal Data.
DEXA Workshop
Toshiyuki Amagasa, Masayoshi Aritsugi, Yoshinari Kanamori
1997 C conf
An Approach to Spatio-Temporal Queries - Interval-Based Contents Representation of Images.
DEXA
Masayoshi Aritsugi, Toshimo Tagashira, Toshiyuki Amagasa, Yoshinari Kanamori
1997 A conf
Interval-Based Representation of Spatio-Temporal Concepts.
CAiSE
Toshimi Tagashira, Toshiyuki Amagasa, Masayoshi Aritsugi, Yoshinari Kanamori