collaborators

11 papers

cs.DB2026

LiLIS: A Lightweight Distributed Learned Index Framework for Spatial Decision Analysis

Zhongpu Chen, Yikai Dong, Wanjun Hao

Spatial query and analysis results are often directly applied to decision-making processes such as facility location, proximity resource discovery, accessibility analysis, and risk…

cs.CL2026

Learning How and What to Memorize: Cognition-Inspired Two-Stage Optimization for Evolving Memory

Derong Xu, Shuochen Liu, Pengfei Luo +8

Large language model (LLM) agents require long-term user memory for consistent personalization, but limited context windows hinder tracking evolving preferences over long interacti…

cs.GR2026

Towards Interactive Multimodal Representation of ML Functions for Human Understanding of ML

Bokang Wang, Yingxuan Liao, Leah Lee +4

Attitudes about artificial intelligence and machine learning are recent victims of endemic misunderstanding; given our increasing reliance on these technologies, the need for wides…

cs.CV2026

GeoRouter: Dynamic Paradigm Routing for Worldwide Image Geolocalization

Pengyue Jia, Derong Xu, Yingyi Zhang +5

Worldwide image geolocalization aims to predict precise GPS coordinates for images captured anywhere on Earth, which is challenging due to the large visual and geographic diversity…

cs.IR2026

Evoking User Memory: Personalizing LLM via Recollection-Familiarity Adaptive Retrieval

Yingyi Zhang, Junyi Li, Wenlin Zhang +8

Personalized large language models (LLMs) rely on memory retrieval to incorporate user-specific histories, preferences, and contexts. Existing approaches either overload the LLM by…

cs.LG2026

Hindsight Credit Assignment for Long-Horizon LLM Agents

Hui-Ze Tan, Xiao-Wen Yang, Hao Chen +7

Large Language Model (LLM) agents often face significant credit assignment challenges in long-horizon, multi-step tasks due to sparse rewards. Existing value-free methods, such as…