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Zhengang Li

10 accepted papers

2026

Content-Aware Dynamic Patchification for Efficient Video Diffusion

CVPR 2026

Diffusion Transformers (DiTs) achieve strong video generation performance but suffer from prohibitive computation cost due to dense spatiotemporal tokenization. Most existing works rely on uniform patchification, tokenizing non-overlapping spatiotemporal with a fixed patch size regardless of the und

Cited by 0SourcecodeScholar
2026

Fastcar: Cache Attentive Replay for Fast Auto-Regressive Video Generation on the Edge

ICLR 2026poster

Auto-regressive (AR) models, initially successful in language generation, have recently shown promise in visual generation tasks due to their superior sampling efficiency. Unlike image generation, video generation requires a substantially larger number of tokens to produce coherent temporal frames,…

Cited by 0SourcecodeScholar
2024

Agile-Quant: Activation-Guided Quantization for Faster Inference of LLMs on the Edge

AAAI 2024technical

Large Language Models (LLMs) stand out for their impressive performance in intricate language modeling tasks. However, their demanding computational and memory needs pose obstacles for broad use on edge devices. Quantization is then introduced to boost LLMs' on-device efficiency. Recent works show t…

2024

SNED: Superposition Network Architecture Search for Efficient Video Diffusion Model

CVPR 2024poster

While AI-generated content has garnered significant attention achieving photo-realistic video synthesis remains a formidable challenge. Despite the promising advances in diffusion models for video generation quality the complex model architecture and substantial computational demands for both traini…

Cited by 1SourcePDFScholar
2023

StereoVoxelNet: Real-Time Obstacle Detection Based on Occupancy Voxels from a Stereo Camera Using Deep Neural Networks

ICRA 2023poster

Obstacle detection is a safety-critical problem in robot navigation, where stereo matching is a popular vision-based approach. While deep neural networks have shown impressive results in computer vision, most of the previous obstacle detection works only leverage traditional stereo matching techniqu…

Cited by 19SourceScholar
2022

F8Net: Fixed-Point 8-bit Only Multiplication for Network Quantization

ICLR 2022oral

Neural network quantization is a promising compression technique to reduce memory footprint and save energy consumption, potentially leading to real-time inference. However, there is a performance gap between quantized and full-precision models. To reduce it, existing quantization approaches require…

2021

MEST: Accurate and Fast Memory-Economic Sparse Training Framework on the Edge

NeurIPS 2021spotlight

Recently, a new trend of exploring sparsity for accelerating neural network training has emerged, embracing the paradigm of training on the edge. This paper proposes a novel Memory-Economic Sparse Training (MEST) framework targeting for accurate and fast execution on edge devices. The proposed MEST…

2021

NPAS: A Compiler-Aware Framework of Unified Network Pruning and Architecture Search for Beyond Real-Time Mobile Acceleration

CVPR 2021poster

With the increasing demand to efficiently deploy DNNs on mobile edge devices, it becomes much more important to reduce unnecessary computation and increase the execution speed. Prior methods towards this goal, including model compression and network architecture search (NAS), are largely performed i…

Cited by 34PDFcodeScholar
2021

RT3D: Achieving Real-Time Execution of 3D Convolutional Neural Networks on Mobile Devices

AAAI 2021technical

Mobile devices are becoming an important carrier for deep learning tasks, as they are being equipped with powerful, high-end mobile CPUs and GPUs. However, it is still a challenging task to execute 3D Convolutional Neural Networks (CNNs) targeting for real-time performance, besides high inference ac…

Cited by 14SourcePDFScholar
2021

Towards Fast and Accurate Multi-Person Pose Estimation on Mobile Devices

IJCAI 2021poster

The rapid development of autonomous driving, abnormal behavior detection, and behavior recognition makes an increasing demand for multi-person pose estimation-based applications, especially on mobile platforms. However, to achieve high accuracy, state-of-the-art methods tend to have a large model si…

Cited by 11SourcePDFScholar