activity
20232026
most citedMulti-agent statistical discriminative sub-trajectory mining and an application to NBA basketball

6 citations · 6 across the 5 of their papers we have counts for

collaborators

6 papers

cs.LG2026

Agentic Search for Counterfactual Recourse under Fixed LLM Budgets

Yasuo Tabei

Counterfactual recourse aims to provide actionable feature changes that would alter an unfavorable decision made by a predictive model. In practice, affected individuals often bene…

cs.DS2026

Dynamic Grammar-Compressed Self-Index in -Optimal Space

Takaaki Nishimoto, Yasuo Tabei

A compressed self-index stores a string in compressed form while supporting locate queries without decompression. For highly repetitive strings, such as those arising in web crawls…

cs.DB2025

jXBW: A Compressed Index Enabling Structure-Aware JSONL Retrieval for Structured RAG

Yasuo Tabei

Providing \textit{structured} information to large language models (LLMs) improves multi-step reasoning and factual grounding, and recent retrieval-augmented generation (RAG) syste…

cs.DS2025

Dynamic r-index: An Updatable Self-Index in LCP-bounded Time

Takaaki Nishimoto, Yasuo Tabei

A self-index is a compressed data structure that supports locate queries -- reporting all positions where a given pattern occurs in a string while maintaining the string in compres…

cs.DS2024

Dynamic Suffix Array in Optimal Compressed Space

Takaaki Nishimoto, Yasuo Tabei

Big data, encompassing extensive datasets, has seen rapid expansion, notably with a considerable portion being textual data, including strings and texts. Simple compression methods…

cs.MA2023★ 6 cited

Multi-agent statistical discriminative sub-trajectory mining and an application to NBA basketball

Rory Bunker, Vo Nguyen Le Duy, Yasuo Tabei +2

Improvements in tracking technology through optical and computer vision systems have enabled a greater understanding of the movement-based behaviour of multiple agents, including i…