collaborators

8 papers

cs.DB2026

Write-Read Decoupling in Modern Large-Scale Search Engines: Architectures, Techniques, and Emerging Approaches

Xin Liang, Qing Yang, Wenru Qiu +4

Large-scale search engines face a fundamental tension: the index must be updated frequently to maintain freshness, yet updates create resource contention that inflates query latenc…

cs.CV2026

PixelPrune: Pixel-Level Adaptive Visual Token Reduction via Predictive Coding

Nan Wang, Zhiwei Jin, Chen Chen +1

Document understanding and GUI interaction are among the highest-value applications of Vision-Language Models (VLMs), yet they impose exceptionally heavy computational burden: fine…

cs.IR2025

AIR-Bench: Automated Heterogeneous Information Retrieval Benchmark

Jianlyu Chen, Nan Wang, Chaofan Li +6

Evaluation plays a crucial role in the advancement of information retrieval (IR) models. However, current benchmarks, which are based on predefined domains and human-labeled data,…

cs.AI2025

jina-embeddings-v4: Universal Embeddings for Multimodal Multilingual Retrieval

Michael Günther, Saba Sturua, Mohammad Kalim Akram +8

We introduce jina-embeddings-v4, a 3.8 billion parameter multimodal embedding model that unifies text and image representations through a novel architecture supporting both single-…

cs.CL2025

AATS: Retrieval-Based KV Cache Reduction via Windowed Rotary Position Embedding and Query-Aware Vector Quantization

Junhui He, Junna Xing, Nan Wang +6

Long context large language models (LLMs) pose significant challenges for efficient serving due to the large memory footprint and high access overhead of KV cache. Retrieval-based…

cs.CL2025

jina-clip-v2: Multilingual Multimodal Embeddings for Text and Images

Andreas Koukounas, Georgios Mastrapas, Sedigheh Eslami +7

Contrastive Language-Image Pretraining (CLIP) has been widely used for crossmodal information retrieval and multimodal understanding tasks. However, CLIP models are mainly optimize…