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Convolutional networks have marked their place over the last few years as the best performing model for various visual tasks. They are, however, most suited for supervised learning from large amounts of labeled data. Previous attempts have…

Machine Learning · Computer Science 2018-12-05 Elad Hoffer , Itay Hubara , Nir Ailon

Region modification-based data augmentation techniques have shown to improve performance for high level vision tasks (object detection, semantic segmentation, image classification, etc.) by encouraging underlying algorithms to focus on…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Pranjay Shyam , Sandeep Singh Sengar , Kuk-Jin Yoon , Kyung-Soo Kim

We present a reward-predictive, model-based deep learning method featuring trajectory-constrained visual attention for local planning in visual navigation tasks. Our method learns to place visual attention at locations in latent image space…

Robotics · Computer Science 2022-05-27 Stefan Wapnick , Travis Manderson , David Meger , Gregory Dudek

For deepfake detection, video-level detectors have not been explored as extensively as image-level detectors, which do not exploit temporal data. In this paper, we empirically show that existing approaches on image and sequence classifiers…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Ipek Ganiyusufoglu , L. Minh Ngô , Nedko Savov , Sezer Karaoglu , Theo Gevers

Multi-frame methods improve monocular depth estimation over single-frame approaches by aggregating spatial-temporal information via feature matching. However, the spatial-temporal feature leads to accuracy degradation in dynamic scenes. To…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Jiquan Zhong , Xiaolin Huang , Xiao Yu

Self-supervised learning of convolutional neural networks can harness large amounts of cheap unlabeled data to train powerful feature representations. As surrogate task, we jointly address ordering of visual data in the spatial and temporal…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Uta Büchler , Biagio Brattoli , Björn Ommer

How to effectively exploit spatio-temporal information is crucial to capture target appearance changes in visual tracking. However, most deep learning-based trackers mainly focus on designing a complicated appearance model or template…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Liangtao Shi , Bineng Zhong , Qihua Liang , Ning Li , Shengping Zhang , Xianxian Li

Accurate and fast extraction of foreground object is a key prerequisite for a wide range of computer vision applications such as object tracking and recognition. Thus, enormous background subtraction methods for foreground object detection…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Dongdong Zeng , Ming Zhu , Arjan Kuijper

Self-supervised depth estimation draws a lot of attention recently as it can promote the 3D sensing capabilities of self-driving vehicles. However, it intrinsically relies upon the photometric consistency assumption, which hardly holds…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Yupeng Zheng , Chengliang Zhong , Pengfei Li , Huan-ang Gao , Yuhang Zheng , Bu Jin , Ling Wang , Hao Zhao , Guyue Zhou , Qichao Zhang , Dongbin Zhao

Self-supervised learning has shown great potentials in improving the video representation ability of deep neural networks by getting supervision from the data itself. However, some of the current methods tend to cheat from the background,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-23 Jinpeng Wang , Yuting Gao , Ke Li , Yiqi Lin , Andy J. Ma , Hao Cheng , Pai Peng , Feiyue Huang , Rongrong Ji , Xing Sun

In this paper, we propose a spatiotemporal deep learning network for photon-level Block Compressed Sensing Imaging, aimed to address challenges such as signal loss, artifacts, and noise interference in large-pixel dynamic imaging and…

Optics · Physics 2025-03-14 Changzhi Yu , Shuangping Han , Kai Song , Liantuan Xiao

Dynamic Vision Sensors (DVS) capture event data with high temporal resolution and low power consumption, presenting a more efficient solution for visual processing in dynamic and real-time scenarios compared to conventional video capture…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Yiting Dong , Xiang He , Guobin Shen , Dongcheng Zhao , Yang Li , Yi Zeng

Biological vision systems are unparalleled in their ability to learn visual representations without supervision. In machine learning, self-supervised learning (SSL) has led to major advances in forming object representations in an…

Machine Learning · Computer Science 2022-12-22 Arthur Aubret , Markus Ernst , Céline Teulière , Jochen Triesch

Using deep learning methods to detect students' classroom behavior automatically is a promising approach for analyzing their class performance and improving teaching effectiveness. However, the lack of publicly available spatio-temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Fan Yang , Xiaofei Wang

The purpose of this contribution is to introduce a new method of signal prediction in video coding. Unlike most existent prediction methods that either use temporal or use spatial correlations to generate the prediction signal, the proposed…

Image and Video Processing · Electrical Eng. & Systems 2022-07-11 Jürgen Seiler , André Kaup

While deep neural networks have achieved remarkable performance, data augmentation has emerged as a crucial strategy to mitigate overfitting and enhance network performance. These techniques hold particular significance in industrial…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Hyungmin Kim , Donghun Kim , Pyunghwan Ahn , Sungho Suh , Hansang Cho , Junmo Kim

Data augmentation has proven its usefulness to improve model generalization and performance. While it is commonly applied in computer vision application when it comes to multi-view systems, it is rarely used. Indeed geometric data…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Martin Engilberge , Haixin Shi , Zhiye Wang , Pascal Fua

Current Deep Learning methods for environment segmentation and velocity estimation rely on Convolutional Recurrent Neural Networks to exploit spatio-temporal relationships within obtained sensor data. These approaches derive scene dynamics…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Marco Braun , Moritz Luszek , Mirko Meuter , Dominic Spata , Kevin Kollek , Anton Kummert

When deep learning is applied to visual object recognition, data augmentation is often used to generate additional training data without extra labeling cost. It helps to reduce overfitting and increase the performance of the algorithm. In…

Computer Vision and Pattern Recognition · Computer Science 2014-02-18 Alexey Dosovitskiy , Jost Tobias Springenberg , Thomas Brox

Distortions caused by low-light conditions are not only visually unpleasant but also degrade the performance of computer vision tasks. The restoration and enhancement have proven to be highly beneficial. However, there are only a limited…

Image and Video Processing · Electrical Eng. & Systems 2024-07-15 Ruirui Lin , Nantheera Anantrasirichai , Alexandra Malyugina , David Bull