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Deep residual networks (ResNets) have demonstrated outstanding success in computer vision tasks, attributed to their ability to maintain gradient flow through deep architectures. Simultaneously, controlling the Lipschitz constant in neural…

机器学习 · 计算机科学 2025-12-08 Marius F. R. Juston , Ramavarapu S. Sreenivas , Dustin Nottage , Ahmet Soylemezoglu

Lip synchronization aims to generate realistic talking videos that match given audio, which is essential for high-quality video dubbing. However, current methods have fundamental drawbacks: mask-based approaches suffer from local color…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Ruidi Fan , Yang Zhou , Siyuan Wang , Tian Yu , Yutong Jiang , Xusheng Liu

The Lipschitz constant plays a crucial role in certifying the robustness of neural networks to input perturbations. Since calculating the exact Lipschitz constant is NP-hard, efforts have been made to obtain tight upper bounds on the…

机器学习 · 计算机科学 2024-10-30 Yuezhu Xu , S. Sivaranjani

CNN-LSTM based architectures have played an important role in image captioning, but limited by the training efficiency and expression ability, researchers began to explore the CNN-Transformer based models and achieved great success.…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Yiyu Wang , Jungang Xu , Yingfei Sun

Transformers have achieved remarkable progress in time series forecasting, yet their reliance on deterministic dot-product attention limits their capacity to model uncertainty and nonlinear dependencies across multivariate temporal…

机器学习 · 计算机科学 2026-03-24 Bulent Haznedar , Levent Karacan

Vision Transformers (ViTs) and MLPs signal further efforts on replacing hand-wired features or inductive biases with general-purpose neural architectures. Existing works empower the models by massive data, such as large-scale pre-training…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Xiangning Chen , Cho-Jui Hsieh , Boqing Gong

Transformers have achieved remarkable success across a wide range of applications, a feat often attributed to their scalability. Yet training them without skip (residual) connections remains notoriously difficult. While skips stabilize…

Designing neural networks with bounded Lipschitz constant is a promising way to obtain certifiably robust classifiers against adversarial examples. However, the relevant progress for the important $\ell_\infty$ perturbation setting is…

机器学习 · 计算机科学 2022-10-28 Bohang Zhang , Du Jiang , Di He , Liwei Wang

Neural networks (NNs) have emerged as a state-of-the-art method for modeling nonlinear systems in model predictive control (MPC). However, the robustness of NNs, in terms of sensitivity to small input perturbations, remains a critical…

系统与控制 · 电气工程与系统科学 2023-08-29 Wallace Tan Gian Yion , Zhe Wu

Viewing recurrent neural networks (RNNs) as continuous-time dynamical systems, we propose a recurrent unit that describes the hidden state's evolution with two parts: a well-understood linear component plus a Lipschitz nonlinearity. This…

机器学习 · 计算机科学 2021-04-27 N. Benjamin Erichson , Omri Azencot , Alejandro Queiruga , Liam Hodgkinson , Michael W. Mahoney

In this paper, a new method of H_infinity observer design for Lipschitz nonlinear systems is proposed in the form of an LMI optimization problem. The proposed observer has guaranteed decay rate (exponential convergence) and is robust…

系统与控制 · 计算机科学 2010-10-06 Masoud Abbaszadeh , Horacio J. Marquez

How can we make machine learning provably robust against adversarial examples in a scalable way? Since certified defense methods, which ensure $\epsilon$-robust, consume huge resources, they can only achieve small degree of robustness in…

机器学习 · 计算机科学 2018-11-21 Hajime Ono , Tsubasa Takahashi , Kazuya Kakizaki

Retinex-based low-light image enhancement benefits from separating reflectance and illumination, yet recent generative approaches often rely on iterative sampling and are difficult to deploy under strict latency budgets. Consistency models…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Jian Xu , Wei Chen , Shigui Li , Delu Zeng , John Paisley , Qibin Zhao

Vision Transformers (ViT) have shown rapid progress in computer vision tasks, achieving promising results on various benchmarks. However, due to the massive number of parameters and model design, \textit{e.g.}, attention mechanism,…

计算机视觉与模式识别 · 计算机科学 2022-10-12 Yanyu Li , Geng Yuan , Yang Wen , Ju Hu , Georgios Evangelidis , Sergey Tulyakov , Yanzhi Wang , Jian Ren

Robustness of neural networks is commonly quantified via local or global Lipschitz constants. However, Lipschitz continuity can be overly coarse or overly restrictive as global robustness measure, failing to capture nuanced, data-dependent…

机器学习 · 统计学 2026-05-28 Jürgen Dölz , Michael Multerer , Michele Palma

Training convolutional neural networks (CNNs) with a strict 1-Lipschitz constraint under the $l_{2}$ norm is useful for adversarial robustness, interpretable gradients and stable training. 1-Lipschitz CNNs are usually designed by enforcing…

机器学习 · 计算机科学 2022-11-17 Sahil Singla , Soheil Feizi

Pretraining Vision Transformers (ViTs) has achieved great success in visual recognition. A following scenario is to adapt a ViT to various image and video recognition tasks. The adaptation is challenging because of heavy computation and…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Shoufa Chen , Chongjian Ge , Zhan Tong , Jiangliu Wang , Yibing Song , Jue Wang , Ping Luo

Multi-sensor modal fusion has demonstrated strong advantages in 3D object detection tasks. However, existing methods that fuse multi-modal features require transforming features into the bird's eye view space and may lose certain…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Chunyong Hu , Hang Zheng , Kun Li , Jianyun Xu , Weibo Mao , Maochun Luo , Lingxuan Wang , Mingxia Chen , Qihao Peng , Kaixuan Liu , Yiru Zhao , Peihan Hao , Minzhe Liu , Kaicheng Yu

We present a simple yet effective self-supervised pre-training method for image harmonization which can leverage large-scale unannotated image datasets. To achieve this goal, we first generate pre-training data online with our…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Sheng Liu , Cong Phuoc Huynh , Cong Chen , Maxim Arap , Raffay Hamid

A simultaneous input and state interval observer is presented for Lipschitz continuous nonlinear systems with unknown inputs and bounded noise signals for the case when the direct feedthrough matrix has full column rank. The observer…

系统与控制 · 电气工程与系统科学 2020-02-13 Mohammad Khajenejad , Sze Zheng Yong