collaborators

11 papers

cs.IR2026

SSRLive: Live Streaming Recommendation with Dynamic Semantic ID

Teng Shi, Zhaoheng Li, Yuanhang Qu +3

Live streaming has emerged as one of the fastest-growing forms of online media, enabling instant content broadcasting and real-time engagement between users and streamers. Despite…

cs.DB2026

MojoFrame: Dataframe Library in Mojo Language

Shengya Huang, Zhaoheng Li, Derek Warner +1

Mojo is an emerging programming language built on MLIR (Multi-Level Intermediate Representation) and supports JIT (Just-in-Time) compilation. It enables transparent hardware-specif…

cs.AI2026

Spreadsheet-RL: Advancing Large Language Model Agents on Realistic Spreadsheet Tasks via Reinforcement Learning

Banghao Chi, Yining Xie, Mingyuan Wu +9

Spreadsheet systems (e.g., Microsoft Excel, Google Sheets) play a central role in modern data-centric workflows. As AI agents grow increasingly capable of automating complex tasks,…

cs.LG2026

Aha Moment Revisited: Are VLMs Truly Capable of Self Verification in Inference-time Scaling?

Mingyuan Wu, Meitang Li, Jingcheng Yang +6

Inference time techniques such as decoding time scaling and self refinement have been shown to substantially improve mathematical reasoning in large language models (LLMs), largely…

cs.DB2025

Cloud-Native Vector Search: A Comprehensive Performance Analysis

Zhaoheng Li, Wei Ding, Silu Huang +5

Vector search has been widely employed in recommender system and retrieval-augmented-generation pipelines, commonly performed with vector indexes to efficiently find similar items…

cs.DB2025

Chipmink: Efficient Delta Identification for Massive Object Graph

Supawit Chockchowwat, Sumay Thakurdesai, Zhaoheng Li +2

Ranging from batch scripts to computational notebooks, modern data science tools rely on massive and evolving object graphs that represent structured data, models, plots, and more.…