Takanori Ugai

37 papers A 1C 1Journal 11Unranked 24
YearRankTypeTitle / Venue / Authors
2026 — conf
RAG-Enhanced Prompt Compression with Need-Oriented Knowledge for Dialog Based Embodied Navigation.
ICAART (4)
Hiroaki Shimoma, Sudesna Chakraborty, Takeshi Morita, Aoi Ohta, Masaki Asada, Shusaku Egami, Takanori Ugai, Masahiro Hamasaki
2025 — conf
Comparison of Metadata Representation Models for Knowledge Graph Embeddings.
KGSWC
Shusaku Egami, Kyoumoto Matsushita, Takanori Ugai, Ken Fukuda
2025 J jnl
Comparison of Metadata Representation Models for Knowledge Graph Embeddings.
CoRR
Shusaku Egami, Kyoumoto Matsushita, Takanori Ugai, Ken Fukuda
2025 J jnl
Embedding Method for Knowledge Graph with Densely Defined Ontology.
CoRR
Takanori Ugai
2025 — conf
Household Task Planning with Multi-Objects State and Relationship Using Large Language Models Based Preconditions Verification.
ICAART (2)
Jin Aoyama, Sudesna Chakraborty, Takeshi Morita, Shusaku Egami, Takanori Ugai, Ken Fukuda
2024 J jnl
A Logical Approach to Criminal Case Investigation.
CoRR
Takanori Ugai, Yusuke Koyanagi, Fumihito Nishino
2024 — conf
Compressing Multi-Modal Temporal Knowledge Graphs of Videos.
ISWC (Posters/Demos/Industry)
Shusaku Egami, Takanori Ugai, Ken Fukuda
2024 — conf
Entity Linking for Wikidata using Large Language Models and Wikipedia Links.
CANDARW
Fumiya Mitsuji, Sudesna Chakraborty, Takeshi Morita, Shusaku Egami, Takanori Ugai, Ken Fukuda
2024 — conf
Event Prediction in Event-Centric Knowledge Graphs Using BERT.
ICSC
Takanori Ugai, Shusaku Egami, Ken Fukuda
2024 — conf
Exploring Spatial Relation Awareness Through Virtual Indoor Environments.
HCI (35)
Swe Nwe Nwe Htun, Shusaku Egami, Takanori Ugai, Yijun Duan, Ken Fukuda
2024 J jnl
Multimodal Datasets and Benchmarks for Reasoning about Dynamic Spatio-Temporality in Everyday Environments.
CoRR
Takanori Ugai, Kensho Hara, Shusaku Egami, Ken Fukuda
2024 — conf
Reasoning and Justification System for Domestic Hazardous Behaviors Based on Knowledge Graph of Daily Activities and Retrieval-Augmented Generation.
CANDAR
Fumikatsu Anaguchi, Sudesna Chakraborty, Takeshi Morita, Shusaku Egami, Takanori Ugai, Ken Fukuda
2024 J jnl
Synthetic Multimodal Dataset for Empowering Safety and Well-being in Home Environments.
CoRR
Takanori Ugai, Shusaku Egami, Swe Nwe Nwe Htun, Kouji Kozaki, Takahiro Kawamura, Ken Fukuda
2024 A conf
VHAKG: A Multi-modal Knowledge Graph Based on Synchronized Multi-view Videos of Daily Activities.
CIKM
Shusaku Egami, Takanori Ugai, Swe Nwe Nwe Htun, Ken Fukuda
2024 J jnl
VHAKG: A Multi-modal Knowledge Graph Based on Synchronized Multi-view Videos of Daily Activities.
CoRR
Shusaku Egami, Takanori Ugai, Swe Nwe Nwe Htun, Ken Fukuda
2024 — conf
Zero-Shot Query Experiments in Knowledge Graph Reasoning Challenge for Older Adults Safety.
ICSC
Ken Fukuda, Takanori Ugai, Shusaku Egami, Kyoumoto Matsushita
2023 — conf
Analysis of Annotation Quality of Human Activities Using Knowledge Graphs.
HCI (46)
Shusaku Egami, Mikiko Oono, Mai Otsuki, Takanori Ugai, Ken Fukuda
2023 — conf
Criminal Investigation with Augmented Ontology and Link Prediction.
ICSC
Takanori Ugai
2023 — conf
Datasets of Mystery Stories for Knowledge Graph Reasoning Challenge.
ESWC Workshops
Kouji Kozaki, Shusaku Egami, Kyoumoto Matsushita, Takanori Ugai, Takahiro Kawamura, Ken Fukuda
2023 J jnl
RDF-star2Vec: RDF-star Graph Embeddings for Data Mining.
IEEE Access
Shusaku Egami, Takanori Ugai, Masateru Oota, Kyoumoto Matsushita, Takahiro Kawamura, Kouji Kozaki, Ken Fukuda
2023 J jnl
RDF-star2Vec: RDF-star Graph Embeddings for Data Mining.
CoRR
Shusaku Egami, Takanori Ugai, Masateru Oota, Kyoumoto Matsushita, Takahiro Kawamura, Kouji Kozaki, Ken Fukuda
2023 J jnl
Synthesizing Event-Centric Knowledge Graphs of Daily Activities Using Virtual Space.
IEEE Access
Shusaku Egami, Takanori Ugai, Mikiko Oono, Koji Kitamura, Ken Fukuda
2023 J jnl
Synthesizing Event-centric Knowledge Graphs of Daily Activities Using Virtual Space.
CoRR
Shusaku Egami, Takanori Ugai, Mikiko Oono, Koji Kitamura, Ken Fukuda
2022 — conf
Contextualized Scene Knowledge Graphs for XAI Benchmarking.
IJCKG
Takahiro Kawamura, Shusaku Egami, Kyoumoto Matsushita, Takanori Ugai, Ken Fukuda, Kouji Kozaki
2021 — conf
Fuzzy Search of Knowledge Graph with Link Prediction.
IJCKG
Takanori Ugai
2021 — conf
Ontologies of Action and Object in Home Environment towards Injury Prevention.
IJCKG
Satoshi Nishimura, Shusaku Egami, Takanori Ugai, Mikiko Oono, Koji Kitamura, Ken Fukuda
2019 J jnl
Report on the First Knowledge Graph Reasoning Challenge 2018 - Toward the eXplainable AI System.
CoRR
Takahiro Kawamura, Shusaku Egami, Koutarou Tamura, Yasunori Hokazono, Takanori Ugai, Yusuke Koyanagi, Fumihito Nishino, Seiji Okajima, Katsuhiko Murakami, Kunihiko Takamatsu, Aoi Sugiura, Shun Shiramatsu, Shawn Zhang, Kouji Kozaki
2019 — conf
Report on the First Knowledge Graph Reasoning Challenge 2018.
JIST
Takahiro Kawamura, Shusaku Egami, Koutarou Tamura, Yasunori Hokazono, Takanori Ugai, Yusuke Koyanagi, Fumihito Nishino, Seiji Okajima, Katsuhiko Murakami, Kunihiko Takamatsu, Aoi Sugiura, Shun Shiramatsu, Xiangyu Zhang, Kouji Kozaki
2019 — conf
The Magic of Semantic Enrichment and NLP for Medical Coding.
ESWC (Satellite Events)
Nuria García-Santa, Beatriz San Miguel, Takanori Ugai
2017 — conf
Conversion of Physical Quantity and its Application.
ISWC (Posters, Demos & Industry Tracks)
Takanori Ugai, Shohei Yamane
2011 — conf
Visualizing Stakeholder Concerns with Anchored Map.
HCI (11)
Takanori Ugai
2009 — conf
Domain Knowledge Wiki for Eliciting Requirements.
MARK@RE
Takanori Ugai, Kouji Aoyama
2009 — conf
Organization Diagnosis Tools Based on Social Network Analysis.
HCI (8)
Takanori Ugai, Kouji Aoyama
2008 — conf
Visualisation Tool for Cooperative Relations and Its Verification with a Case Study.
KES (2)
Takanori Ugai, Kouji Aoyama
2007 — conf
Design and Evaluation a Knowledge Management System by Using Mathematical Model of Knowledge Transfer.
KES (2)
Kouji Aoyama, Takanori Ugai, Jun Arima
2007 C conf
Extraction of Viewpoints for Eliciting Customer's Requirements based on Analysis of Specification Change Records.
APSEC
Kouji Aoyama, Takanori Ugai, Shigeru Yamada, Akihiko Obata
1993 — conf
Reflective Specification: Applying A Reflective Language to Formal Specification.
IWSSD
Motoshi Saeki, Takeshi Hiroi, Takanori Ugai