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In many machine learning problems, large-scale datasets have become the de-facto standard to train state-of-the-art deep networks at the price of heavy computation load. In this paper, we focus on condensing large training sets into…

Machine Learning · Computer Science 2021-06-11 Bo Zhao , Hakan Bilen

Data augmentation has emerged as a powerful technique for improving the performance of deep neural networks and led to state-of-the-art results in computer vision. However, state-of-the-art data augmentation strongly distorts training…

Computer Vision and Pattern Recognition · Computer Science 2020-10-16 Amil Merchant , Barret Zoph , Ekin Dogus Cubuk

Deep neural networks have emerged as very successful tools for image restoration and reconstruction tasks. These networks are often trained end-to-end to directly reconstruct an image from a noisy or corrupted measurement of that image. To…

Image and Video Processing · Electrical Eng. & Systems 2021-06-30 Zalan Fabian , Reinhard Heckel , Mahdi Soltanolkotabi

In this paper, we present a novel method for dynamically expanding Convolutional Neural Networks (CNNs) during training, aimed at meeting the increasing demand for efficient and sustainable deep learning models. Our approach, drawing from…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Blaise Appolinary , Alex Deaconu , Sophia Yang , Qingze , Li

The high dimensionality and complexity of neuroimaging data necessitate large datasets to develop robust and high-performing deep learning models. However, the neuroimaging field is notably hampered by the scarcity of such datasets. In this…

Machine Learning · Computer Science 2023-12-15 Yutong Gao , Charles A. Ellis , Vince D. Calhoun , Robyn L. Miller

We propose a novel 3D face recognition algorithm using a deep convolutional neural network (DCNN) and a 3D augmentation technique. The performance of 2D face recognition algorithms has significantly increased by leveraging the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-03 Donghyun Kim , Matthias Hernandez , Jongmoo Choi , Gerard Medioni

In order to reduce overfitting, neural networks are typically trained with data augmentation, the practice of artificially generating additional training data via label-preserving transformations of existing training examples. While these…

Computer Vision and Pattern Recognition · Computer Science 2019-01-23 Cecilia Summers , Michael J. Dinneen

Image classification has been a popular task due to its feasibility in real-world applications. Training neural networks by feeding them RGB images has demonstrated success over it. Nevertheless, improving the classification accuracy and…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Tianhao Bu , Michalis Lazarou , Tania Stathaki

Convolutional neural networks rely on image texture and structure to serve as discriminative features to classify the image content. Image enhancement techniques can be used as preprocessing steps to help improve the overall image quality…

Computer Vision and Pattern Recognition · Computer Science 2018-03-30 Vivek Sharma , Ali Diba , Davy Neven , Michael S. Brown , Luc Van Gool , Rainer Stiefelhagen

Semantic segmentation using convolutional neural networks (CNN) is a crucial component in image analysis. Training a CNN to perform semantic segmentation requires a large amount of labeled data, where the production of such labeled data is…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Ying Chen , Xu Ouyang , Kaiyue Zhu , Gady Agam

Speech enhancement using neural networks is recently receiving large attention in research and being integrated in commercial devices and applications. In this work, we investigate data augmentation techniques for supervised deep…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-25 Sebastian Braun , Ivan Tashev

In many applications of deep learning, particularly those in image restoration, it is either very difficult, prohibitively expensive, or outright impossible to obtain paired training data precisely as in the real world. In such cases, one…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Bolin Liu , Xiao Shu , Xiaolin Wu

Data augmentation methods have played an important role in the recent advance of deep learning models, and have become an indispensable component of state-of-the-art models in semi-supervised, self-supervised, and supervised training for…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Emirhan Kurtulus , Zichao Li , Yann Dauphin , Ekin Dogus Cubuk

Deep neural networks have been exhibiting splendid accuracies in many of visual pattern classification problems. Many of the state-of-the-art methods employ a technique known as data augmentation at the training stage. This paper addresses…

Computer Vision and Pattern Recognition · Computer Science 2015-05-14 Ikuro Sato , Hiroki Nishimura , Kensuke Yokoi

The fast and continuous growth in number and quality of deepfake videos calls for the development of reliable detection systems capable of automatically warning users on social media and on the Internet about the potential untruthfulness of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Luca Bondi , Edoardo Daniele Cannas , Paolo Bestagini , Stefano Tubaro

In this paper, we present augmentation inside the network, a method that simulates data augmentation techniques for computer vision problems on intermediate features of a convolutional neural network. We perform these transformations,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Maciej Sypetkowski , Jakub Jasiulewicz , Zbigniew Wojna

Interdisciplinary research is often at the core of scientific progress. This dissertation explores some advantageous synergies between machine learning, cognitive science and neuroscience. In particular, this thesis focuses on vision and…

Machine Learning · Computer Science 2020-12-29 Alex Hernandez-Garcia

To successfully build a deep learning model, it will need a large amount of labeled data. However, labeled data are hard to collect in many use cases. To tackle this problem, a bunch of data augmentation methods have been introduced…

Machine Learning · Computer Science 2020-06-01 Chia-Ying Tsao , Jun-Hao Chen , Samuel Yen-Chi Chen , Yun-Cheng Tsai

In this paper, we address a key scientific problem in machine learning: Given a training set for an image classification task, can we train a generative model on this dataset to enhance the classification performance? (i.e., closed-set…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Haowen Wang , Guowei Zhang , Xiang Zhang , Zeyuan Chen , Haiyang Xu , Dou Hoon Kwark , Zhuowen Tu

Time-domain astronomy is progressing rapidly with the ongoing and upcoming large-scale photometric sky surveys led by the Vera C. Rubin Observatory project (LSST). Billions of variable sources call for better automatic classification…

Instrumentation and Methods for Astrophysics · Physics 2023-09-26 Zihan Kang , Yanxia Zhang , Jingyi Zhang , Changhua Li , Minzhi Kong , Yongheng Zhao , Xue-Bing Wu