collaborators

11 papers

cs.NI2026

HetCCL: Enabling Collective Communication For Mixed-Vendor Heterogeneous Clusters

Yuejie Wang, Tao Chang, Yuanyuan Zhao +10

Training Large Language Models (LLMs) on heterogeneous clusters presents significant challenges for collective communication, as hardware from multiple vendors introduces diverse n…

cs.RO2026

FreqCache: Accelerating Embodied VLN Models with Adaptive Frequency-Guided Token Caching

Zihao Zheng, Xingyue Zhou, Zhihao Mao +7

Vision-Language-Navigation (VLN) models exhibit excellent navigation accuracy but incur high computational overhead. Token caching has emerged as a promising training-free strategy…

cs.CV2026

Think While Watching: Online Streaming Segment-Level Memory for Multi-Turn Video Reasoning in Multimodal Large Language Models

Lu Wang, Zhuoran Jin, Yupu Hao +4

Multimodal large language models (MLLMs) have shown strong performance on offline video understanding, but most are limited to offline inference or have weak online reasoning, maki…

cs.RO2026

RoboBrain 2.5: Depth in Sight, Time in Mind

Huajie Tan, Enshen Zhou, Zhiyu Li +32

We introduce RoboBrain 2.5, a next-generation embodied AI foundation model that advances general perception, spatial reasoning, and temporal modeling through extensive training on…

cs.CV2025

TrimTokenator-LC: Towards Adaptive Visual Token Pruning for Large Multimodal Models with Long Contexts

Hao Zhang, Mengsi Lyu, Bo Huang +2

Large Multimodal Models (LMMs) have proven effective on various tasks. They typically encode visual inputs into Original Model sequences of tokens, which are then concatenated with…

cs.CL2025

PDTrim: Targeted Pruning for Prefill-Decode Disaggregation in Inference

Hao Zhang, Mengsi Lyu, Zhuo Chen +3

Large Language Models (LLMs) demonstrate exceptional capabilities across various tasks, but their deployment is constrained by high computational and memory costs. Model pruning pr…