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Image denoising techniques are essential to reducing noise levels and enhancing diagnosis reliability in low-dose computed tomography (CT). Machine learning based denoising methods have shown great potential in removing the complex and…

计算机视觉与模式识别 · 计算机科学 2017-08-29 Dufan Wu , Kyungsang Kim , Georges El Fakhri , Quanzheng Li

The assessment of face image quality is crucial to ensure reliable face recognition. In order to provide data subjects and operators with explainable and actionable feedback regarding captured face images, relevant quality components have…

计算机视觉与模式识别 · 计算机科学 2025-01-08 Laurin Jonientz , Johannes Merkle , Christian Rathgeb , Benjamin Tams , Georg Merz

Convolutional neural networks (CNNs) have achieved astonishing advances over the past decade, defining state-of-the-art in several computer vision tasks. CNNs are capable of learning robust representations of the data directly from the RGB…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Samuel Felipe dos Santos , Nicu Sebe , Jurandy Almeida

Convolutional neural networks (CNNs) have achieved astonishing advances over the past decade, defining state-of-the-art in several computer vision tasks. CNNs are capable of learning robust representations of the data directly from the RGB…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Samuel Felipe dos Santos , Nicu Sebe , Jurandy Almeida

We introduce a class of convolutional neural networks (CNNs) that utilize recurrent neural networks (RNNs) as convolution filters. A convolution filter is typically implemented as a linear affine transformation followed by a non-linear…

计算与语言 · 计算机科学 2018-08-29 Yi Yang

In this paper, we propose a novel convolutional neural network (CNN) that never causes checkerboard artifacts, for image enhancement. In research fields of image-to-image translation problems, it is well-known that images generated by usual…

图像与视频处理 · 电气工程与系统科学 2020-10-26 Yuma Kinoshita , Hitoshi Kiya

We propose a new method for creating computationally efficient convolutional neural networks (CNNs) by using low-rank representations of convolutional filters. Rather than approximating filters in previously-trained networks with more…

计算机视觉与模式识别 · 计算机科学 2016-11-30 Yani Ioannou , Duncan Robertson , Jamie Shotton , Roberto Cipolla , Antonio Criminisi

Many state-of-the-art computer vision algorithms use large scale convolutional neural networks (CNNs) as basic building blocks. These CNNs are known for their huge number of parameters, high redundancy in weights, and tremendous computing…

计算机视觉与模式识别 · 计算机科学 2018-01-24 Qiangui Huang , Kevin Zhou , Suya You , Ulrich Neumann

It is well known that Convolutional Neural Networks (CNNs) have significant redundancy in their filter weights. Various methods have been proposed in the literature to compress trained CNNs. These include techniques like pruning weights,…

机器学习 · 计算机科学 2019-06-12 Muhammad Tayyab , Abhijit Mahalanobis

Lossy image and video compression algorithms yield visually annoying artifacts including blocking, blurring, and ringing, especially at low bit-rates. To reduce these artifacts, post-processing techniques have been extensively studied.…

多媒体 · 计算机科学 2017-02-21 Yuanying Dai , Dong Liu , Feng Wu

Convolutional neural networks (CNNs) based solutions have achieved state-of-the-art performances for many computer vision tasks, including classification and super-resolution of images. Usually the success of these methods comes with a cost…

计算机视觉与模式识别 · 计算机科学 2019-12-24 Yawei Li , Shuhang Gu , Luc Van Gool , Radu Timofte

The lossy compression techniques produce various artifacts like blurring, distortion at block bounders, ringing and contouring effects on outputs especially at low bit rates. To reduce those compression artifacts various Convolutional…

图像与视频处理 · 电气工程与系统科学 2020-01-01 K. R. Rao , Ninad Gorey

Due to the wide diffusion of JPEG coding standard, the image forensic community has devoted significant attention to the development of double JPEG (DJPEG) compression detectors through the years. The ability of detecting whether an image…

Purpose: The suppression of motion artefacts from MR images is a challenging task. The purpose of this paper is to develop a standalone novel technique to suppress motion artefacts from MR images using a data-driven deep learning approach.…

图像与视频处理 · 电气工程与系统科学 2020-10-08 Kamlesh Pawar , Zhaolin Chen , N. Jon Shah , Gary F. Egan

The recorded electroencephalography (EEG) signals are usually contaminated by many artifacts. In recent years, deep learning models have been used for denoising of electroencephalography (EEG) data and provided comparable performance with…

信号处理 · 电气工程与系统科学 2021-02-16 Haoming Zhang , Chen Wei , Mingqi Zhao , Haiyan Wu , Quanying Liu

The popularity of Convolutional Neural Network (CNN) in the field of Image Processing and Computer Vision has motivated researchers and industrialist experts across the globe to solve different challenges with high accuracy. The simplest…

计算机视觉与模式识别 · 计算机科学 2019-07-29 Bulla Rajesh , Mohammed Javed , Ratnesh , Shubham Srivastava

Most image data available are often stored in a compressed format, from which JPEG is the most widespread. To feed this data on a convolutional neural network (CNN), a preliminary decoding process is required to obtain RGB pixels, demanding…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Samuel Felipe dos Santos , Jurandy Almeida

Learning-based image compression methods have improved in recent years and started to outperform traditional codecs. However, neural-network approaches can unexpectedly introduce visual artifacts in some images. We therefore propose methods…

人工智能 · 计算机科学 2024-11-12 Daria Tsereh , Mark Mirgaleev , Ivan Molodetskikh , Roman Kazantsev , Dmitriy Vatolin

Computer vision tasks are often expected to be executed on compressed images. Classical image compression standards like JPEG 2000 are widely used. However, they do not account for the specific end-task at hand. Motivated by works on…

图像与视频处理 · 电气工程与系统科学 2021-07-27 Alex Golts , Yoav Y. Schechner

The deployment of deep convolutional neural networks (CNNs) in many real world applications is largely hindered by their high computational cost. In this paper, we propose a novel learning scheme for CNNs to simultaneously 1) reduce the…

计算机视觉与模式识别 · 计算机科学 2017-08-23 Zhuang Liu , Jianguo Li , Zhiqiang Shen , Gao Huang , Shoumeng Yan , Changshui Zhang