Lattice AI Research

Research focus

Code Generation & Program Synthesis (3)Tool Use & Agents (2)Open-Source Models & Weights (1)Eval Frameworks & Benchmarks (1)

Frequent co-authors

Rikuto Tsuchida (2)Kazumasa Shimari (1)Raula Gaikovina Kula (1)Kenichi Matsumoto (1)

Papers (3)

Jul 23, 2026

Rikuto Tsuchida +4Jul 23, 2026

Maintenance Signals in AI-Assisted GitHub Repositories: Evidence from GenAI Adopters

GenAI adoption in coding shifts the burden of maintenance from coding to extensive validation and dependency management, fundamentally altering developer workflows.

Rikuto Tsuchida, Youmei Fan, Kazumasa Shimari +2

Code Generation & Program Synthesis Open-Source Models & Weights

May 21, 2026

May 21, 2026·also NAIST, Osaka, Ritsumeikan University

Why Are Agentic Pull Requests Merged or Rejected? An Empirical Study

Judging AI coding agents solely by merged/rejected pull requests is misleading: over 60% of rejections aren't the agent's fault, and even "successful" merges often hide significant human intervention.

Sien Reeve O. Peralta, Fumika Hoshi, Hironori Washizaki +6

Code Generation & Program Synthesis Eval Frameworks & Benchmarks Tool Use & Agents

Feb 19, 2026

How AI Coding Agents Communicate: A Study of Pull Request Description Characteristics and Human Review Responses

AI coding agents have distinct pull request styles that measurably impact how human reviewers respond and whether code gets merged.

Kan Watanabe, Rikuto Tsuchida, Youmei Fan

Code Generation & Program Synthesis Natural Language Processing Tool Use & Agents

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Youmei Fan

Publication activitypapers/week, last 8 weeks

Research focus

Frequent co-authors

Papers (3)