activity
20242026
most citedMegaPairs: Massive Data Synthesis For Universal Multimodal Retrieval

1 citations · 2 across the 6 of their papers we have counts for

collaborators

8 papers

cs.IR2026

Scaling Multilingual Semantic Search in Uber Eats Delivery

Bo Ling, Zheng Liu, Haoyang Chen +3

We present a production-oriented semantic retrieval system for Uber Eats that unifies retrieval across stores, dishes, and grocery/retail items. Our approach fine-tunes a Qwen2 two…

cs.CV2025

Task-Aware KV Compression For Cost-Effective Long Video Understanding

Minghao Qin, Yan Shu, Peitian Zhang +6

Long-video understanding (LVU) remains a severe challenge for existing multimodal large language models (MLLMs), primarily due to the prohibitive computational cost. Recent approac…

cs.CV20251 cited

Video-XL-2: Towards Very Long-Video Understanding Through Task-Aware KV Sparsification

Minghao Qin, Xiangrui Liu, Zhengyang Liang +6

Multi-modal large language models (MLLMs) models have made significant progress in video understanding over the past few years. However, processing long video inputs remains a majo…

cs.CV2025

VideoExplorer: Think With Videos For Agentic Long-Video Understanding

Huaying Yuan, Zheng Liu, Junjie Zhou +5

Long-video understanding~(LVU) is a challenging problem in computer vision. Existing methods either downsample frames for single-pass reasoning, sacrificing fine-grained details, o…

cs.CL2025

Any Information Is Just Worth One Single Screenshot: Unifying Search With Visualized Information Retrieval

Ze Liu, Zhengyang Liang, Junjie Zhou +2

With the popularity of multimodal techniques, it receives growing interests to acquire useful information in visual forms. In this work, we formally define an emerging IR paradigm…

cs.LG2025

EfficientLLM: Scalable Pruning-Aware Pretraining for Architecture-Agnostic Edge Language Models

Xingrun Xing, Zheng Liu, Shitao Xiao +6

Modern large language models (LLMs) driven by scaling laws, achieve intelligence emergency in large model sizes. Recently, the increasing concerns about cloud costs, latency, and p…