collaborators

6 papers

cs.CV2026

R4DSG: Relative 4D Scene Graph Memory for Object-Centric Question Answering in Long Egocentric Video

Ke Ma, Yamin Mao, Weiming Li +5

Long-horizon egocentric video is a rich substrate for wearable AI assistants, but object-centric questions such as where an item was moved, when it last changed state, or why it wa…

cs.CL2026

StratMem-Bench: Evaluating Strategic Memory Use in Virtual Character Conversation Beyond Factual Recall

Yerong Wu, Tianxing Wu, Minghao Zhu +2

Achieving realistic human-like conversation for virtual characters requires not only a simple memorization and recall of past events, but also the strategic utilization of memory t…

cs.CL2026

HingeMem: Boundary Guided Long-Term Memory with Query Adaptive Retrieval for Scalable Dialogues

Yijie Zhong, Yunfan Gao, Haofen Wang

Long-term memory is critical for dialogue systems that support continuous, sustainable, and personalized interactions. However, existing methods rely on continuous summarization or…

cs.CL2025

KaLM-Embedding-V2: Superior Training Techniques and Data Inspire A Versatile Embedding Model

Xinping Zhao, Xinshuo Hu, Zifei Shan +14

Recent advancements in Large Language Models (LLMs)-based text embedding models primarily focus on data scaling or synthesis, yet limited exploration of training techniques and dat…

cs.IR2025

RaSeRec: Retrieval-Augmented Sequential Recommendation

Xinping Zhao, Baotian Hu, Yan Zhong +5

Although prevailing supervised and self-supervised learning augmented sequential recommendation (SeRec) models have achieved improved performance with powerful neural network archi…

cs.CL2025

KaLM-Embedding: Superior Training Data Brings A Stronger Embedding Model

Xinshuo Hu, Zifei Shan, Xinping Zhao +10

As retrieval-augmented generation prevails in large language models, embedding models are becoming increasingly crucial. Despite the growing number of general embedding models, pri…