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Tian Tang

6 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

Tactic: Adaptive Sparse Attention with Clustering and Distribution Fitting for Long-Context LLMs

ICLR 2026poster

Long-context models are essential for many applications but face inefficiencies in loading large KV caches during decoding. Prior methods enforce fixed token budgets for sparse attention, assuming a set number of tokens can approximate full attention. However, these methods overlook variations in th…

Cited by 0SourceScholar
2025

Fiddler: CPU-GPU Orchestration for Fast Inference of Mixture-of-Experts Models

ICLR 2025poster

Large Language Models (LLMs) with the Mixture-of-Experts (MoE) architectures have shown promising performance on various tasks. However, due to the huge model sizes, running them in resource-constrained environments where the GPU memory is not abundant is challenging. Some existing systems propose t…

2025

Twilight: Adaptive Attention Sparsity with Hierarchical Top-$p$ Pruning

NeurIPS 2025spotlight

Leveraging attention sparsity to accelerate long-context large language models (LLMs) has been of great importance recently. However, most existing sparse attention algorithms use a fixed budget of how many tokens to use in their computations. This simple static decision raises critical issues in re…

Cited by 0SourceScholar
2025

Uncertainty-aware Predict-Then-Optimize Framework for Equitable Post-Disaster Power Restoration

IJCAI 2025

The increasing frequency of extreme weather events, such as hurricanes, highlights the urgent need for efficient and equitable power system restoration. Many electricity providers make restoration decisions primarily based on the volume of power restoration requests from each region. However, our da

Cited by 0SourcePDFScholar
2024

A Local-Ascending-Global Learning Strategy for Brain-Computer Interface

AAAI 2024technical

Neuroscience research indicates that the interaction among different functional regions of the brain plays a crucial role in driving various cognitive tasks. Existing studies have primarily focused on constructing either local or global functional connectivity maps within the brain, often lacking an…

Cited by 9SourcePDFScholar