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Autoencoders are commonly trained using element-wise loss. However, element-wise loss disregards high-level structures in the image which can lead to embeddings that disregard them as well. A recent improvement to autoencoders that helps…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Gustav Grund Pihlgren , Fredrik Sandin , Marcus Liwicki

Convolutional autoencoders have emerged as popular methods for unsupervised defect segmentation on image data. Most commonly, this task is performed by thresholding a pixel-wise reconstruction error based on an $\ell^p$ distance. This…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Paul Bergmann , Sindy Löwe , Michael Fauser , David Sattlegger , Carsten Steger

Autoencoders are unsupervised deep learning models used for learning representations. In literature, autoencoders have shown to perform well on a variety of tasks spread across multiple domains, thereby establishing widespread…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Maneet Singh , Shruti Nagpal , Mayank Vatsa , Richa Singh , Afzel Noore

The point of this paper is to question typical assumptions in deep learning and suggest alternatives. A particular contribution is to prove that even if a Stacked Convolutional Auto-Encoder is good at reconstructing pictures, it is not…

计算机视觉与模式识别 · 计算机科学 2017-12-19 Michele Alberti , Mathias Seuret , Rolf Ingold , Marcus Liwicki

The point of this paper is to question typical assumptions in deep learning and suggest alternatives. A particular contribution is to prove that even if a Stacked Convolutional Auto-Encoder is good at reconstructing pictures, it is not…

计算机视觉与模式识别 · 计算机科学 2017-12-19 Michele Alberti , Mathias Seuret , Rolf Ingold , Marcus Liwicki

In this paper, we introduce a unique variant of the denoising Auto-Encoder and combine it with the perceptual loss to classify images in an unsupervised manner. The proposed method, called Pseudo Labelling, consists of first applying a…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Aymene Mohammed Bouayed , Karim Atif , Rachid Deriche , Abdelhakim Saim

Large occlusions result in a significant decline in image classification accuracy. During inference, diverse types of unseen occlusions introduce out-of-distribution data to the classification model, leading to accuracy dropping as low as…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Ketan Kotwal , Tanay Deshmukh , Preeti Gopal

Recent fast style transfer methods use a pre-trained convolutional neural network as a feature encoder and a perceptual loss network. Although the pre-trained network is used to generate responses of receptive fields effective for…

计算机视觉与模式识别 · 计算机科学 2018-07-05 Minseong Kim , Jongju Shin , Myung-Cheol Roh , Hyun-Chul Choi

Semantic segmentation labels are expensive and time consuming to acquire. Hence, pretraining is commonly used to improve the label-efficiency of segmentation models. Typically, the encoder of a segmentation model is pretrained as a…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Emmanuel Brempong Asiedu , Simon Kornblith , Ting Chen , Niki Parmar , Matthias Minderer , Mohammad Norouzi

In this paper we present an end-to-end meta-learned system for image compression. Traditional machine learning based approaches to image compression train one or more neural network for generalization performance. However, at inference…

图像与视频处理 · 电气工程与系统科学 2021-05-04 Nannan Zou , Honglei Zhang , Francesco Cricri , Hamed R. Tavakoli , Jani Lainema , Miska Hannuksela , Emre Aksu , Esa Rahtu

Dense retrieval requires high-quality text sequence embeddings to support effective search in the representation space. Autoencoder-based language models are appealing in dense retrieval as they train the encoder to output high-quality…

机器学习 · 计算机科学 2021-09-17 Shuqi Lu , Di He , Chenyan Xiong , Guolin Ke , Waleed Malik , Zhicheng Dou , Paul Bennett , Tieyan Liu , Arnold Overwijk

In recent years, deep perceptual loss has been widely and successfully used to train machine learning models for many computer vision tasks, including image synthesis, segmentation, and autoencoding. Deep perceptual loss is a type of loss…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Gustav Grund Pihlgren , Konstantina Nikolaidou , Prakash Chandra Chhipa , Nosheen Abid , Rajkumar Saini , Fredrik Sandin , Marcus Liwicki

Learning-based image compression methods have emerged as state-of-the-art, showcasing higher performance compared to conventional compression solutions. These data-driven approaches aim to learn the parameters of a neural network model…

多媒体 · 计算机科学 2024-03-20 Shima Mohammadi , Yaojun Wu , João Ascenso

Unsupervised pre-training was a critical technique for training deep neural networks years ago. With sufficient labeled data and modern training techniques, it is possible to train very deep neural networks from scratch in a purely…

计算机视觉与模式识别 · 计算机科学 2017-03-29 Jianfeng Dong , Xiao-Jiao Mao , Chunhua Shen , Yu-Bin Yang

Image and video restoration has achieved a remarkable leap with the advent of deep learning. The success of deep learning paradigm lies in three key components: data, model, and loss. Currently, many efforts have been devoted to the first…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Man Zhou , Naishan Zheng , Jie Huang , Chunle Guo , Chongyi Li

Nowadays, deep-learning image coding solutions have shown similar or better compression efficiency than conventional solutions based on hand-crafted transforms and spatial prediction techniques. These deep-learning codecs require a large…

多媒体 · 计算机科学 2023-11-13 Shima Mohammadi , Joao Ascenso

Pre-trained encoders are widely employed in dense prediction tasks for their capability to effectively extract visual features from images. The decoder subsequently processes these features to generate pixel-level predictions. However, due…

机器学习 · 计算机科学 2025-03-18 Chao Ning , Wanshui Gan , Weihao Xuan , Naoto Yokoya

We propose to leverage denoising autoencoder networks as priors to address image restoration problems. We build on the key observation that the output of an optimal denoising autoencoder is a local mean of the true data density, and the…

计算机视觉与模式识别 · 计算机科学 2017-03-30 Siavash Arjomand Bigdeli , Matthias Zwicker

Recently, intermediate feature maps of pre-trained convolutional neural networks have shown significant perceptual quality improvements, when they are used in the loss function for training new networks. It is believed that these features…

计算机视觉与模式识别 · 计算机科学 2020-07-24 Taimoor Tariq , Okan Tarhan Tursun , Munchurl Kim , Piotr Didyk

Vision encoders are increasingly used in modern applications, from vision-only models to multimodal systems such as vision-language models. Despite their remarkable success, it remains unclear how these architectures represent features…

计算机视觉与模式识别 · 计算机科学 2025-06-10 Eduard Allakhverdov , Dmitrii Tarasov , Elizaveta Goncharova , Andrey Kuznetsov
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