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This paper explores convolutional generative networks as an alternative to iterative reconstruction algorithms in medical image reconstruction. The task of medical image reconstruction involves mapping of projection main data collected from…

医学物理 · 物理学 2020-12-04 V. S. S. Kandarpa , Alexandre Bousse , Didier Benoit , Dimitris Visvikis

Deep learning techniques have achieved great success in remote sensing image change detection. Most of them are supervised techniques, which usually require large amounts of training data and are limited to a particular application.…

图像与视频处理 · 电气工程与系统科学 2021-10-11 Yuxing Chen , Lorenzo Bruzzone

Unsupervised/self-supervised pre-training methods for graph representation learning have recently attracted increasing research interests, and they are shown to be able to generalize to various downstream applications. Yet, the adversarial…

机器学习 · 计算机科学 2021-05-31 Jiarong Xu , Yang Yang , Junru Chen , Chunping Wang , Xin Jiang , Jiangang Lu , Yizhou Sun

Defect detection is a basic and essential task in automatic parts production, especially for automotive engine precision parts. In this paper, we propose a new idea to construct a deep convolutional network combining related knowledge of…

计算机视觉与模式识别 · 计算机科学 2018-10-30 Zhenshen Qu , Jianxiong Shen , Ruikun Li , Junyu Liu , Qiuyu Guan

Digitization techniques for biomedical images yield different visual patterns in radiological exams. These differences may hamper the use of data-driven approaches for inference over these images, such as Deep Neural Networks. Another…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Hugo Oliveira , Edemir Ferreira , Jefersson A. dos Santos

Deep Neural Networks have recently demonstrated promising performance in binary change detection (CD) problems in remote sensing (RS), requiring a large amount of labeled multitemporal training samples. Since collecting such data is…

图像与视频处理 · 电气工程与系统科学 2020-07-08 Jose Luis Holgado Alvarez , Mahdyar Ravanbakhsh , Begüm Demir

In the context of supervised statistical learning, it is typically assumed that the training set comes from the same distribution that draws the test samples. When this is not the case, the behavior of the learned model is unpredictable and…

机器学习 · 计算机科学 2022-05-12 Antonio-Javier Gallego , Jorge Calvo-Zaragoza , Robert B. Fisher

Generative adversarial networks (GANs) are emerging machine learning models for generating synthesized data similar to real data by jointly training a generator and a discriminator. In many applications, data and computational resources are…

机器学习 · 计算机科学 2021-07-20 Jinke Ren , Chonghe Liu , Guanding Yu , Dongning Guo

Despite recent advances, the remaining bottlenecks in deep generative models are necessity of extensive training and difficulties with generalization from small number of training examples. We develop a new generative model called…

机器学习 · 统计学 2017-09-06 Sergey Bartunov , Dmitry P. Vetrov

Novelty detection is the task of recognizing samples that do not belong to the distribution of the target class. During training, the novelty class is absent, preventing the use of traditional classification approaches. Deep autoencoders…

计算机视觉与模式识别 · 计算机科学 2021-11-11 John Taylor Jewell , Vahid Reza Khazaie , Yalda Mohsenzadeh

Novelty detection is a critical task in various engineering fields. Numerous approaches to novelty detection rely on supervised or semi-supervised learning, which requires labelled datasets for training. However, acquiring labelled data,…

机器学习 · 计算机科学 2024-09-12 Ariel Priarone , Umberto Albertin , Carlo Cena , Mauro Martini , Marcello Chiaberge

This paper develops a deep-learning framework to synthesize a ground-level view of a location given an overhead image. We propose a novel conditional generative adversarial network (cGAN) in which the trained generator generates realistic…

计算机视觉与模式识别 · 计算机科学 2019-02-21 Xueqing Deng , Yi Zhu , Shawn Newsam

For the task of change detection (CD) in remote sensing images, deep convolution neural networks (CNNs)-based methods have recently aggregated transformer modules to improve the capability of global feature extraction. However, they suffer…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Weiming Li , Lihui Xue , Xueqian Wang , Gang Li

This paper studies the cooperative training of two generative models for image modeling and synthesis. Both models are parametrized by convolutional neural networks (ConvNets). The first model is a deep energy-based model, whose energy…

机器学习 · 统计学 2018-10-31 Jianwen Xie , Yang Lu , Ruiqi Gao , Song-Chun Zhu , Ying Nian Wu

Despite unconditional feature inversion being the foundation of many image synthesis applications, training an inverter demands a high computational budget, large decoding capacity and imposing conditions such as autoregressive priors. To…

计算机视觉与模式识别 · 计算机科学 2022-10-24 Renan A. Rojas-Gomez , Raymond A. Yeh , Minh N. Do , Anh Nguyen

Change detection (CD) aims to identify surface changes from multi-temporal remote sensing imagery. In real-world scenarios, Pixel-level change labels are expensive to acquire, and existing models struggle to adapt to scenarios with diverse…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Kaixuan Jiang , Chen Wu , Zhenghui Zhao , Chengxi Han , Haonan Guo , Hongruixuan Chen

We present a new "learning-to-learn"-type approach that enables rapid learning of concepts from small-to-medium sized training sets and is primarily designed for web-initialized image retrieval. At the core of our approach is a deep…

计算机视觉与模式识别 · 计算机科学 2017-10-30 A. Vakhitov , A. Kuzmin , V. Lempitsky

We demonstrate in this paper that a generative model can be designed to perform classification tasks under challenging settings, including adversarial attacks and input distribution shifts. Specifically, we propose a conditional variational…

计算机视觉与模式识别 · 计算机科学 2019-02-12 Houpu Yao , Malcolm Regan , Yezhou Yang , Yi Ren

Recent findings reveal that over-parameterized deep neural networks, trained beyond zero training-error, exhibit a distinctive structural pattern at the final layer, termed as Neural-collapse (NC). These results indicate that the final…

机器学习 · 计算机科学 2024-03-01 Tina Behnia , Christos Thrampoulidis

Predictive process monitoring aims to predict future characteristics of an ongoing process case, such as case outcome or remaining timestamp. Recently, several predictive process monitoring methods based on deep learning such as Long…

机器学习 · 计算机科学 2020-04-02 Farbod Taymouri , Marcello La Rosa , Sarah Erfani , Zahra Dasht Bozorgi , Ilya Verenich