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Xulong Tang

8 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
2025

MemFreezing: A Novel Adversarial Attack on Temporal Graph Neural Networks under Limited Future Knowledge

ICML 2025poster

Temporal graph neural networks (TGNN) have achieved significant momentum in many real-world dynamic graph tasks. While most existing TGNN attack methods assume worst-case scenarios where attackers have complete knowledge of the input graph, the assumption may not always hold in real-world situations…

Cited by 0SourcePDFScholar
2025

Mutual Effort for Efficiency: A Similarity-based Token Pruning for Vision Transformers in Self-Supervised Learning

ICLR 2025poster

Self-supervised learning (SSL) offers a compelling solution to the challenge of extensive labeled data requirements in traditional supervised learning. With the proven success of Vision Transformers (ViTs) in supervised tasks, there is increasing interest in adapting them for SSL frameworks. However…

Cited by 0SourcePDFScholar
2024

Waxing-and-Waning: a Generic Similarity-based Framework for Efficient Self-Supervised Learning

ICLR 2024poster

Deep Neural Networks (DNNs), essential for diverse applications such as visual recognition and eldercare, often require a large amount of labeled data for training, making widespread deployment of DNNs a challenging task. Self-supervised learning (SSL) emerges as a promising approach, which leverage…

Cited by 5SourcePDFScholar
2023

SmartFRZ: An Efficient Training Framework using Attention-Based Layer Freezing

ICLR 2023top-25%

There has been a proliferation of artificial intelligence applications, where model training is key to promising high-quality services for these applications. However, the model training process is both time-intensive and energy-intensive, inevitably affecting the user's demand for application effic…

Cited by 21SourcePDFScholar
2022

Layer Freezing & Data Sieving: Missing Pieces of a Generic Framework for Sparse Training

NeurIPS 2022accept

Recently, sparse training has emerged as a promising paradigm for efficient deep learning on edge devices. The current research mainly devotes the efforts to reducing training costs by further increasing model sparsity. However, increasing sparsity is not always ideal since it will inevitably introd…

2022

You Already Have It: A Generator-Free Low-Precision DNN Training Framework Using Stochastic Rounding

ECCV 2022poster

"Stochastic rounding is a critical technique used in low-precision deep neural networks (DNNs) training to ensure good model accuracy. However, it requires a large number of random numbers generated on the fly. This is not a trivial task on the hardware platforms such as FPGA and ASIC. The widely us…

Cited by 5SourcePDFScholar
2021

YOLObile: Real-Time Object Detection on Mobile Devices via Compression-Compilation Co-Design

AAAI 2021technical

The rapid development and wide utilization of object detection techniques have aroused attention on both accuracy and speed of object detectors. However, the current state-of-the-art object detection works are either accuracy-oriented using a large model but leading to high latency or speed-oriented…