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Li-Wen Chang

5 accepted papers

2026

CoCoQuant: Breaking the Bandwidth Wall via Co-Optimized Communication and Computation Quantization

ICML 2026poster

The rapid scaling of large language models (LLMs) has made distributed inference indispensable, yet end-to-end latency is increasingly dominated by communication, forming a critical bandwidth wall that fundamentally limits the practical gains of existing quantization techniques. Existing approaches …

Cited by 0SourceScholar
2026

DITRON: Distributed Multi-level Tiling Compiler for Parallel Tensor Programs

ICML 2026poster

The scaling of large language models (LLMs) is currently bottlenecked by the rigidity of distributed programming. While high-performance libraries like CuBLAS and NCCL provide optimized primitives, they lack the flexibility required for rapidly evolving model architectures. Conversely, existing tens…

Cited by 0SourceScholar
2026

Forge: Compiling a Unified Abstraction into Scalable Kernels for Linear Attention

ICLR 2026poster

The quadratic complexity of softmax attention poses a major bottleneck for long-context modeling, motivating a surge of linear attention variants with linear complexity. Unlike softmax attention, which benefits from optimized kernels, linear attention lacks general-purpose, hardware-efficient suppor…

Cited by 0SourceScholar
2025

R-KV: Redundancy-aware KV Cache Compression for Reasoning Models

NeurIPS 2025poster

Reasoning models have demonstrated impressive performance in self-reflection and chain-of-thought reasoning. However, they often produce excessively long outputs, leading to prohibitively large key-value (KV) caches during inference. While chain-of-thought inference significantly improves performanc…

Cited by 0SourceScholar
2025

ShadowKV: KV Cache in Shadows for High-Throughput Long-Context LLM Inference

ICML 2025spotlight

With the widespread deployment of long-context large language models (LLMs), there has been a growing demand for efficient support of high-throughput inference. However, as the key-value (KV) cache expands with the sequence length, the increasing memory footprint and the need to access it for decodi…