Competence Estimation: Classifying Expertise of Web Discussion Participants. - Gaku Morio; Katsuhide Fujita (IIAI-AAI, 2017)

End-to-End Argument Mining for Discussion Threads Based on Parallel Constrained Pointer Architecture. - Gaku Morio; Katsuhide Fujita (ArgMining@EMNLP, 2018)

Annotating Online Civic Discussion Threads for Argument Mining. - Gaku Morio (WI, 2018)

Predicting Argumentative Influence Probabilities in Large-Scale Online Civic Engagement. - Gaku Morio; Katsuhide Fujita (WWW (Companion Volume), 2018)

On the Role of Syntactic Graph Convolutions for Identifying and Classifying Argument Components. - Gaku Morio; Katsuhide Fujita (AAAI, 2019)

Annotating and Analyzing Semantic Role of Elementary Units and Relations in Online Persuasive Arguments. - Ryo Egawa; Gaku Morio; Katsuhide Fujita (ACL (2), 2019)

Hitachi at MRP 2019: Unified Encoder-to-Biaffine Network for Cross-Framework Meaning Representation Parsing. - Yuta Koreeda; Gaku Morio; Terufumi Morishita; Hiroaki Ozaki; Kohsuke Yanai (CoNLL Shared Task, 2019)

Revealing and Predicting Online Persuasion Strategy with Elementary Units. - Gaku Morio; Ryo Egawa; Katsuhide Fujita (EMNLP/IJCNLP (1), 2019)

Syntactic Graph Convolution in Multi-Task Learning for Identifying and Classifying the Argument Component. - Gaku Morio; Katsuhide Fujita (ICSC, 2019)

Can You Give Me a Reason?: Argument-inducing Online Forum by Argument Mining. - Makiko Ida; Gaku Morio; Kosui Iwasa; Tomoyuki Tatsumi; Takaki Yasui; Katsuhide Fujita (WWW, 2019)

Towards Better Non-Tree Argument Mining: Proposition-Level Biaffine Parsing with Task-Specific Parameterization. - Gaku Morio; Hiroaki Ozaki; Terufumi Morishita; Yuta Koreeda; Kohsuke Yanai (ACL, 2020)

Hitachi at MRP 2020: Text-to-Graph-Notation Transducer. - Hiroaki Ozaki; Gaku Morio; Yuta Koreeda; Terufumi Morishita; Toshinori Miyoshi (CoNLL Shared Task, 2020)

Corpus for Modeling User Interactions in Online Persuasive Discussions. - Ryo Egawa; Gaku Morio; Katsuhide Fujita (LREC, 2020)

Hitachi at SemEval-2020 Task 10: Emphasis Distribution Fusion on Fine-Tuned Language Models. - Gaku Morio; Terufumi Morishita; Hiroaki Ozaki; Toshinori Miyoshi (SemEval@COLING, 2020)

Hitachi at SemEval-2020 Task 11: An Empirical Study of Pre-Trained Transformer Family for Propaganda Detection. - Gaku Morio; Terufumi Morishita; Hiroaki Ozaki; Toshinori Miyoshi (SemEval@COLING, 2020)

Hitachi at SemEval-2020 Task 8: Simple but Effective Modality Ensemble for Meme Emotion Recognition. - Terufumi Morishita; Gaku Morio; Shota Horiguchi; Hiroaki Ozaki; Toshinori Miyoshi (SemEval@COLING, 2020)

Hitachi at SemEval-2020 Task 3: Exploring the Representation Spaces of Transformers for Human Sense Word Similarity. - Terufumi Morishita; Gaku Morio; Hiroaki Ozaki; Toshinori Miyoshi (SemEval@COLING, 2020)

Hitachi at SemEval-2020 Task 7: Stacking at Scale with Heterogeneous Language Models for Humor Recognition. - Terufumi Morishita; Gaku Morio; Hiroaki Ozaki; Toshinori Miyoshi (SemEval@COLING, 2020)

i-Parser: Interactive Parser Development Kit for Natural Language Processing. - Gaku Morio; Hiroaki Ozaki; Yuta Koreeda; Terufumi Morishita; Toshinori Miyoshi (AAAI, 2021)

Project-then-Transfer: Effective Two-stage Cross-lingual Transfer for Semantic Dependency Parsing. - Hiroaki Ozaki; Gaku Morio; Terufumi Morishita; Toshinori Miyoshi (EACL, 2021)

Team Hitachi @ AutoMin 2021: Reference-free Automatic Minuting Pipeline with Argument Structure Construction over Topic-based Summarization. - Atsuki Yamaguchi; Gaku Morio; Hiroaki Ozaki; Ken-Ichi Yokote; Kenji Nagamatsu (CoRR, 2021)

Rethinking Fano's Inequality in Ensemble Learning. - Terufumi Morishita; Gaku Morio; Shota Horiguchi; Hiroaki Ozaki; Nobuo Nukaga (ICML, 2022)

Hitachi at SemEval-2022 Task 10: Comparing Graph- and Seq2Seq-based Models Highlights Difficulty in Structured Sentiment Analysis. - Gaku Morio; Hiroaki Ozaki; Atsuki Yamaguchi; Yasuhiro Sogawa (SemEval@NAACL, 2022)

Hitachi at SemEval-2022 Task 2: On the Effectiveness of Span-based Classification Approaches for Multilingual Idiomaticity Detection. - Atsuki Yamaguchi; Gaku Morio; Hiroaki Ozaki; Yasuhiro Sogawa (SemEval@NAACL, 2022)

End-to-end Argument Mining with Cross-corpora Multi-task Learning. - Gaku Morio; Hiroaki Ozaki; Terufumi Morishita; Kohsuke Yanai (Trans. Assoc. Comput. Linguistics, 2022)

How does the task complexity of masked pretraining objectives affect downstream performance? - Atsuki Yamaguchi; Hiroaki Ozaki; Terufumi Morishita; Gaku Morio; Yasuhiro Sogawa (ACL (Findings), 2023)

Learning Deductive Reasoning from Synthetic Corpus based on Formal Logic. - Terufumi Morishita; Gaku Morio; Atsuki Yamaguchi; Yasuhiro Sogawa (ICML, 2023)

An NLP Benchmark Dataset for Assessing Corporate Climate Policy Engagement. - Gaku Morio; Christopher D. Manning (NeurIPS, 2023)

CHICOT: A Developer-Assistance Toolkit for Code Search with High-Level Contextual Information. - Terufumi Morishita; Yuta Koreeda; Atsuki Yamaguchi; Gaku Morio; Osamu Imaichi; Yasuhiro Sogawa (AAAI, 2024)

Predicting Narratives of Climate Obstruction in Social Media Advertising. - Harri Rowlands; Gaku Morio; Dylan Tanner; Christopher D. Manning (ACL (Findings), 2024)

JFLD: A Japanese Benchmark for Deductive Reasoning Based on Formal Logic. - Terufumi Morishita; Atsuki Yamaguchi; Gaku Morio; Hikaru Tomonari; Osamu Imaichi; Yasuhiro Sogawa (LREC/COLING, 2024)

ReportParse: A Unified NLP Tool for Extracting Document Structure and Semantics of Corporate Sustainability Reporting. - Gaku Morio; Soh Young In; Jungah Yoon; Harri Rowlands; Christopher D. Manning (IJCAI, 2024)

Enhancing Reasoning Capabilities of LLMs via Principled Synthetic Logic Corpus. - Terufumi Morishita; Gaku Morio; Atsuki Yamaguchi; Yasuhiro Sogawa (NeurIPS, 2024)