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Zhenhua Han

4 accepted papers

2026

PACE: Proactive Agent-Level Admission Control for Efficient Agentic Batch Inference

ICML 2026poster

Batch inference for agentic workloads stresses the GPU key–value (KV) cache in a sustained and cumulative manner, often causing severe throughput degradation well before memory capacity is exhausted. We identify this phenomenon as middle-phase thrashing, a previously under-characterized pathology in…

Cited by 0SourceScholar
2026

What Makes a Good Speech Tokenizer for LLM-Centric Speech Generation? A Systematic Study

AAAI 2026technical

Speech-language models (SLMs) offer a promising path toward unifying speech and text understanding and generation. However, challenges remain in achieving effective cross-modal alignment and high-quality speech generation. In this work, we systematically investigate the role of speech tokenizer desi

Cited by 0SourcePDFScholar
2025

RetrievalAttention: Accelerating Long-Context LLM Inference via Vector Retrieval

NeurIPS 2025poster

Transformer-based Large Language Models (LLMs) have become increasingly important. However, scaling LLMs to longer contexts incurs slow inference speed and high GPU memory consumption for caching key-value (KV) vectors. This paper presents RetrievalAttention, a training-free approach to both acceler…

Cited by 0SourcecodeScholar
2024

MInference 1.0: Accelerating Pre-filling for Long-Context LLMs via Dynamic Sparse Attention

NeurIPS 2024spotlight

The computational challenges of Large Language Model (LLM) inference remain a significant barrier to their widespread deployment, especially as prompt lengths continue to increase. Due to the quadratic complexity of the attention computation, it takes 30 minutes for an 8B LLM to process a prompt of…