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From the 1 of 5 linked papers with an AI index.

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5 papers

cs.LG2026

Adaptive Time Series Reasoning via Segment Selection

Shvat Messica, Jiawen Zhang, Kevin Li +2

The paper presents ARTIST, a model that adaptively selects informative temporal segments of a time series to answer natural‑language questions, using a controller‑reasoner architec…

cs.HC2026

PRAXA: A Grammar for What-If Analysis

Sneha Gathani, Kevin Li, Raghav Thind +5

What-if analysis is widely used to explore hypothetical scenarios and evaluate alternative pathways to desired results. However, current approaches are fragmented: systems implemen…

cs.CL2025

Efficient Prompt Optimisation for Legal Text Classification with Proxy Prompt Evaluator

Hyunji Lee, Kevin Chenhao Li, Matthias Grabmair +1

Prompt optimization aims to systematically refine prompts to enhance a language model's performance on specific tasks. Fairness detection in Terms of Service (ToS) clauses is a cha…

cs.LG2025

Prompting Decision Transformers for Zero-Shot Reach-Avoid Policies

Kevin Li, Marinka Zitnik

Offline goal-conditioned reinforcement learning methods have shown promise for reach-avoid tasks, where an agent must reach a target state while avoiding undesirable regions of the…

cs.IT2025

Semantic De-boosting in e-commerce Query Autocomplete

Adithya Rajan, Weiqi Tong, Greg Sharp +2

In ecommerce search, query autocomplete plays a critical role to help users in their shopping journey. Often times, query autocomplete presents users with semantically similar quer…