Query Term Expansion based on Paragraphs of the Relevant Documents. - Kai Ishikawa; Kenji Satoh; Akitoshi Okumura (TREC, 1997)

Example-based error recovery method for speech translation: repairing sub-trees according to the semantic distance. - Kai Ishikawa; Eiichiro Sumita; Hitoshi Iida (ICSLP, 1998)

Error correction translation using text corpora. - Kai Ishikawa; Eiichiro Sumita (EUROSPEECH, 1999)

Solutions to problems inherent in spoken-language translation: the ATR-MATRIX approach. - Eiichiro Sumita; Setsuo Yamada; Kazuhide Yamamoto; Michael Paul; Hideki Kashioka; Kai Ishikawa; Satoshi Shirai (MTSummit, 1999)

Evaluating Automatic Text Summarization with Summary Results by the Experienced and the Inexperienced. - Kai Ishikawa; Shinichi Ando; Akitoshi Okumura (NLPRS, 2001)

Hybrid Text Summarization Method based on the TF Method and the Lead Method. - Kai Ishikawa; Shinichi Ando; Akitoshi Okumura (NTCIR, 2001)

Trainable Automatic Text Summarization Using Segmentation of Sentence. - Kai Ishikawa; Shinichi Ando; Shinichi Doi; Akitoshi Okumura (NTCIR, 2002)

Chinese Speech Information Retrieval for Questions on Mobile Phone Operation. - Kai Ishikawa; Susumu Akamine; Ken Hanazawa (PACLIC, 2006)

IKOMA at TAC2010: Textual Entailment System using Local-Novelty Detection. - Kenji Tateishi; Kai Ishikawa (TAC, 2010)

Extractive Summarization Method for Contact Center Dialogues based on Call Logs. - Akihiro Tamura; Kai Ishikawa; Masahiro Saikou; Masaaki Tsuchida (IJCNLP, 2011)

IKOMA at TAC2011: A Method for Recognizing Textual Entailment using Lexical-level and Sentence Structure-level features. - Masaaki Tsuchida; Kai Ishikawa (TAC, 2011)

Synonym Acquisition Using Bilingual Comparable Corpora. - Daniel Andrade; Masaaki Tsuchida; Takashi Onishi; Kai Ishikawa (IJCNLP, 2013)

Chinese Informal Word Normalization: an Experimental Study. - Aobo Wang; Min-Yen Kan; Daniel Andrade; Takashi Onishi; Kai Ishikawa (IJCNLP, 2013)

Translation Acquisition Using Synonym Sets. - Daniel Andrade; Masaaki Tsuchida; Takashi Onishi; Kai Ishikawa (HLT-NAACL, 2013)

Detecting Contradiction in Text by Using Lexical Mismatch and Structural Similarity. - Daniel Andrade; Masaaki Tsuchida; Takashi Onishi; Kai Ishikawa (NTCIR, 2013)

NEC and Tokyo Institute of Technology in TAC KBP 2017: Multichannel Encoding and Stochastic Voting for Event Detection Model. - Kai Ishikawa; Hiroya Takamura; Manabu Okumura (TAC, 2017)

Dynamic Ensemble of Diversified Encodings for Event Nugget Detection. - Kai Ishikawa; Hiroya Takamura; Manabu Okumura (ICSC, 2019)

Well-being Data Origination Using MROCs with Variable Quest: A Case Analysis of Gloom during COVID-19 Pandemic. - Teruaki Hayashi; Yumiko Nagoh; Kai Ishikawa; Hirohiko Ito; Kenichiro Tsuda; Yukio Ohsawa (AAAI Spring Symposium: HFIF, 2022)

WISDOM-DX: An Automatic DX Assessment System Using a QA System Based on Web Data. - Kai Ishikawa; Akitoshi Okumura; Dai Kusui; Noriyoshi Ichinose; Kentaro Torisawa; Kiyonori Ohtake (J. Inf. Process., 2023)

The WizARd and Apprentice: An Augmented Reality Expert Capture System. - Ada Yi Zhao; Suibi Che-Chuan Weng; Ella Grace Finstuen; Haifeng Chen; Lu-An Tang; Kai Ishikawa; Ellen Yi-Luen Do (ISMAR-Adjunct, 2024)

Development of the WISDOM-DX Recommendation System for Enhancing DX Talent Development. - Akitoshi Okumura; Noriyoshi Ichinose; Hirona Yasuda; Dai Kusui; Kai Ishikawa; Kentaro Torisawa; Kiyonori Ohtake (HCI (62), 2025)

Leveraging LLMs, IDEs, and Semantic Embeddings for Automated Move Method Refactoring. - Fraol Batole; Abhiram Bellur; Malinda Dilhara; Mohammed Raihan Ullah; Yaroslav Zharov; Timofey Bryksin; Kai Ishikawa; Haifeng Chen; Masaharu Morimoto; Shota Motoura; Takeo Hosomi; Tien N. Nguyen; et al. (CoRR, 2025)