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Capturing images under extremely low-light conditions poses significant challenges for the standard camera pipeline. Images become too dark and too noisy, which makes traditional image enhancement techniques almost impossible to apply. Very…

计算机视觉与模式识别 · 计算机科学 2020-06-19 Ahmet Serdar Karadeniz , Erkut Erdem , Aykut Erdem

We propose a novel approach to enhance the discriminability of Convolutional Neural Networks (CNN). The key idea is to build a tree structure that could progressively learn fine-grained features to distinguish a subset of classes, by…

计算机视觉与模式识别 · 计算机科学 2017-09-25 Zhenhua Wang , Xingxing Wang , Gang Wang

Deep Neural Network has shown great strides in the coarse-grained image classification task. It was in part due to its strong ability to extract discriminative feature representations from the images. However, the marginal visual difference…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Prateek Shroff , Tianlong Chen , Yunchao Wei , Zhangyang Wang

Timely, accurate and automatic detection of pavement cracks is necessary for making cost-effective decisions concerning road maintenance. Conventional crack detection algorithms focus on the design of single or multiple crack features and…

计算机视觉与模式识别 · 计算机科学 2019-07-05 Wenjun Liu , Yuchun Huang , Ying Li , Qi Chen

During the last years, deep learning trackers achieved stimulating results while bringing interesting ideas to solve the tracking problem. This progress is mainly due to the use of learned deep features obtained by training deep…

计算机视觉与模式识别 · 计算机科学 2020-12-24 Ahmed Zgaren , Wassim Bouachir , Riadh Ksantini

Due to cyclic loading and fatigue stress cracks are generated, which affect the safety of any civil infrastructure. Nowadays machine vision is being used to assist us for appropriate maintenance, monitoring and inspection of concrete…

计算机视觉与模式识别 · 计算机科学 2020-09-23 Babloo Kumar , Sayantari Ghosh

Automatically detecting or segmenting cracks in images can help in reducing the cost of maintenance or operations. Detecting, measuring and quantifying cracks for distress analysis in challenging background scenarios is a difficult task as…

计算机视觉与模式识别 · 计算机科学 2024-01-01 Ram Krishna Pandey , Akshit Achara

Crack detection is critical for concrete infrastructure safety, but real-world cracks often appear in low-light environments like tunnels and bridge undersides, degrading computer vision segmentation accuracy. Pixel-level annotation of…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Yulun Guo

Surface crack segmentation poses a challenging computer vision task as background, shape, colour and size of cracks vary. In this work we propose optimized deep encoder-decoder methods consisting of a combination of techniques which yield…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Jacob König , Mark Jenkins , Mike Mannion , Peter Barrie , Gordon Morison

Magnitude Pruning is a staple lightweight network design method which seeks to remove connections with the smallest magnitude. This process is either achieved in a structured or unstructured manner. While structured pruning allows reaching…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Hichem Sahbi

Previous works studied how deep neural networks (DNNs) perceive image content in terms of their biases towards different image cues, such as texture and shape. Previous methods to measure shape and texture biases are typically…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Edgar Heinert , Thomas Gottwald , Annika Mütze , Matthias Rottmann

Surface cracks are a common sight on public infrastructure nowadays. Recent work has been addressing this problem by supporting structural maintenance measures using machine learning methods. Those methods are used to segment surface cracks…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Jacob König , Mark Jenkins , Mike Mannion , Peter Barrie , Gordon Morison

Accurately segmenting structural cracks at the pixel level remains a major hurdle, as existing methods fail to integrate local textures with pixel dependencies, often leading to fragmented and incomplete predictions. Moreover, their high…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Hui Liu , Chen Jia , Fan Shi , Xu Cheng , Mianzhao Wang , Shengyong Chen , Yang Lv

Crack detection has become an indispensable, interesting yet challenging task in the computer vision community. Specially, pavement cracks have a highly complex spatial structure, a low contrasting background and a weak spatial continuity,…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Junbiao Pang , Baocheng Xiong , Jiaqi Wu

Recent methods for boundary or edge detection built on Deep Convolutional Neural Networks (CNNs) typically suffer from the issue of predicted edges being thick and need post-processing to obtain crisp boundaries. Highly imbalanced…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Ruoxi Deng , Chunhua Shen , Shengjun Liu , Huibing Wang , Xinru Liu

Biological vision adopts a coarse-to-fine information processing pathway, from initial visual detection and binding of salient features of a visual scene, to the enhanced and preferential processing given relevant stimuli. On the contrary,…

计算机视觉与模式识别 · 计算机科学 2020-04-17 Ioannis Lelekas , Nergis Tomen , Silvia L. Pintea , Jan C. van Gemert

Computational solid mechanics has become an indispensable approach in engineering, and numerical investigation of fracture in composites is essential as composites are widely used in structural applications. Crack evolution in composites is…

材料科学 · 物理学 2023-09-26 Hao Xu , Wei Fan , Ambrose C. Taylor , Dongxiao Zhang , Lecheng Ruan , Rundong Shi

The existence of cracks and other damages pose a significant threat to the safe operation of transportation infrastructure. Traditional manual detection and ultrasound equipment testing consume a lot of time and resources. With the…

计算机视觉与模式识别 · 计算机科学 2023-05-17 Yuwei Duan

In this paper we propose a method for estimating depth from a single image using a coarse to fine approach. We argue that modeling the fine depth details is easier after a coarse depth map has been computed. We express a global (coarse)…

计算机视觉与模式识别 · 计算机科学 2016-02-10 Mohammad Haris Baig , Lorenzo Torresani

Supervised and semi-supervised semantic segmentation algorithms require significant amount of annotated data to achieve a good performance. In many situations, the data is either not available or the annotation is expensive. The objective…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Ram Krishna Pandey , Akshit Achara