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Real-time transportation surveillance is an essential part of the intelligent transportation system (ITS). However, images captured under low-light conditions often suffer the poor visibility with types of degradation, such as noise…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Jingxiang Qu , Ryan Wen Liu , Yuan Gao , Yu Guo , Fenghua Zhu , Fei-yue Wang

Light-weight convolutional neural networks (CNNs) suffer performance degradation as their low computational budgets constrain both the depth (number of convolution layers) and the width (number of channels) of CNNs, resulting in limited…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Yinpeng Chen , Xiyang Dai , Mengchen Liu , Dongdong Chen , Lu Yuan , Zicheng Liu

Recently, dense connections have attracted substantial attention in computer vision because they facilitate gradient flow and implicit deep supervision during training. Particularly, DenseNet, which connects each layer to every other layer…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Jose Dolz , Karthik Gopinath , Jing Yuan , Herve Lombaert , Christian Desrosiers , Ismail Ben Ayed

Currently the area of VANET lacks in having some better designed algorithms to handle dynamic change and frequent disruption due to the high mobility of the vehicles. There are many techniques to disseminate messages across the moving…

网络与互联网体系结构 · 计算机科学 2012-11-13 Muhammad Ziad Nayyer

Recent studies revealed that convolutional neural networks do not generalize well to small image transformations, e.g. rotations by a few degrees or translations of a few pixels. To improve the robustness to such transformations, we propose…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Adrian Sandru , Mariana-Iuliana Georgescu , Radu Tudor Ionescu

Achieving invariance to nuisance transformations is a fundamental challenge in the construction of robust and reliable vision systems. Existing approaches to invariance scale exponentially with the dimension of the family of…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Sam Buchanan , Jingkai Yan , Ellie Haber , John Wright

Textual Gradient-style optimizers (TextGrad) enable gradient-like feedback propagation through compound AI systems. However, they do not work well for deep chains. The root cause of this limitation stems from the Semantic Entanglement…

机器学习 · 计算机科学 2026-02-10 Suizhi Huang , Mei Li , Han Yu , Xiaoxiao Li

Monocular depth estimation (MDE) methods are often either too computationally expensive or not accurate enough due to the trade-off between model complexity and inference performance. In this paper, we propose a lightweight network that can…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Junjie Hu , Chenyou Fan , Hualie Jiang , Xiyue Guo , Yuan Gao , Xiangyong Lu , Tin Lun Lam

State-of-the-art performance for many edge applications is achieved by deep neural networks (DNNs). Often, these DNNs are location- and time-sensitive, and must be delivered over a wireless channel rapidly and efficiently. In this paper, we…

网络与互联网体系结构 · 计算机科学 2023-07-21 Mikolaj Jankowski , Deniz Gunduz , Krystian Mikolajczyk

Optimal Mass Transport (OMT) is a well studied problem with a variety of applications in a diverse set of fields ranging from Physics to Computer Vision and in particular Statistics and Data Science. Since the original formulation of Monge…

机器学习 · 计算机科学 2021-10-26 Amanpreet Singh , Martin Bauer , Sarang Joshi

We propose a fast and scalable algorithm to project a given density on a set of structured measures defined over a compact 2D domain. The measures can be discrete or supported on curves for instance. The proposed principle and algorithm are…

数值分析 · 数学 2019-02-05 Frédéric de Gournay , Jonas Kahn , Léo Lebrat , Pierre Weiss

Integro-differential equations arise in a wide range of applications, including transport, kinetic theory, radiative transfer, and multiphysics modeling, where nonlocal integral operators couple the solution across phase space. Such…

数值分析 · 数学 2026-04-16 Haoning Dang , Fei Wang , Yifan Chen , Zhouyu Liu , Dong Liu , Hongchun Wu

We consider minimizing a sum of agent-specific nondifferentiable merely convex functions over the solution set of a variational inequality (VI) problem in that each agent is associated with a local monotone mapping. This problem finds an…

最优化与控制 · 数学 2022-12-13 Harshal D. Kaushik , Sepideh Samadi , Farzad Yousefian

We introduce RNADE, a new model for joint density estimation of real-valued vectors. Our model calculates the density of a datapoint as the product of one-dimensional conditionals modeled using mixture density networks with shared…

机器学习 · 统计学 2014-01-10 Benigno Uria , Iain Murray , Hugo Larochelle

High dynamic range (HDR) imaging provides the capability of handling real world lighting as opposed to the traditional low dynamic range (LDR) which struggles to accurately represent images with higher dynamic range. However, most imaging…

计算机视觉与模式识别 · 计算机科学 2019-09-05 Demetris Marnerides , Thomas Bashford-Rogers , Jonathan Hatchett , Kurt Debattista

The profound accumulation of precipitation during intense rainfall events can markedly degrade the quality of images, leading to the erosion of textural details. Despite the improvements observed in existing learning-based methods…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Yuanbo Wen , Tao Gao , Jing Zhang , Kaihao Zhang , Ting Chen

This paper presents incremental network quantization (INQ), a novel method, targeting to efficiently convert any pre-trained full-precision convolutional neural network (CNN) model into a low-precision version whose weights are constrained…

计算机视觉与模式识别 · 计算机科学 2017-08-28 Aojun Zhou , Anbang Yao , Yiwen Guo , Lin Xu , Yurong Chen

The reconstruction of smooth density fields from scattered data points is a procedure that has multiple applications in a variety of disciplines, including Lagrangian (particle-based) models of solute transport in fluids. In random walk…

We consider machine learning applications that train a model by leveraging data distributed over a trusted network, where communication constraints can create a performance bottleneck. A number of recent approaches propose to overcome this…

机器学习 · 计算机科学 2021-09-10 Osama A. Hanna , Yahya H. Ezzeldin , Christina Fragouli , Suhas Diggavi

Neural networks increasingly embed non-differentiable components (spiking neurons, quantized layers, discrete routing, blackbox simulators, etc.) where backpropagation is inapplicable and surrogate gradients introduce bias. We present…

机器学习 · 计算机科学 2026-05-05 An T. Le