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We present a hybrid image classifier by mode-selective image upconversion, single pixel photodetection, and deep learning, aiming at fast processing a large number of pixels. It utilizes partial Fourier transform to extract the signature…

Optics · Physics 2021-04-21 Santosh Kumar , Ting Bu , He Zhang , Irwin Huang , Yuping Huang

Image enhancement is an important image processing technique that processes images suitably for a specific application e.g. image editing. The conventional solutions of image enhancement are grouped into two categories which are spatial…

Computer Vision and Pattern Recognition · Computer Science 2016-09-14 Hui Li , Xiaomeng Wang , Weifeng Liu , Yanjiang Wang

Generalization to unseen degradations remains a fundamental challenge for low-level vision models. This paper aims to investigate the underlying mechanism of this failure, using image deraining as a primary case study due to its…

Computer Vision and Pattern Recognition · Computer Science 2026-02-25 Jinfan Hu , Zhiyuan You , Jinjin Gu , Kaiwen Zhu , Tianfan Xue , Chao Dong

Modern malware evolves various detection avoidance techniques to bypass the state-of-the-art detection methods. An emerging trend to deal with this issue is the combination of image transformation and machine learning techniques to classify…

Cryptography and Security · Computer Science 2019-09-17 Duc-Ly Vu , Trong-Kha Nguyen , Tam V. Nguyen , Tu N. Nguyen , Fabio Massacci , Phu H. Phung

Image-based single-modality compression learning approaches have demonstrated exceptionally powerful encoding and decoding capabilities in the past few years , but suffer from blur and severe semantics loss at extremely low bitrates. To…

Image and Video Processing · Electrical Eng. & Systems 2023-04-27 Xuhao Jiang , Weimin Tan , Tian Tan , Bo Yan , Liquan Shen

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…

Image and Video Processing · Electrical Eng. & Systems 2021-05-04 Nannan Zou , Honglei Zhang , Francesco Cricri , Hamed R. Tavakoli , Jani Lainema , Miska Hannuksela , Emre Aksu , Esa Rahtu

We present a deep neural network for removing undesirable shading features from an unconstrained portrait image, recovering the underlying texture. Our training scheme incorporates three regularization strategies: masked loss, to emphasize…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Joshua Weir , Junhong Zhao , Andrew Chalmers , Taehyun Rhee

Most existing image restoration methods use neural networks to learn strong image-level priors from huge data to estimate the lost information. However, these works still struggle in cases when images have severe information deficits.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-01 Yunpeng Bai , Cairong Wang , Shuzhao Xie , Chao Dong , Chun Yuan , Zhi Wang

Although traditionally binary visual representations are mainly designed to reduce computational and storage costs in the image retrieval research, this paper argues that binary visual representations can be applied to large scale…

Computer Vision and Pattern Recognition · Computer Science 2018-03-09 Jianxin Wu , Jian-Hao Luo

Given a query composed of a reference image and a relative caption, the Composed Image Retrieval goal is to retrieve images visually similar to the reference one that integrates the modifications expressed by the caption. Given that recent…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Alberto Baldrati , Marco Bertini , Tiberio Uricchio , Alberto del Bimbo

Matching people across multiple camera views known as person re-identification, is a challenging problem due to the change in visual appearance caused by varying lighting conditions. The perceived color of the subject appears to be…

Computer Vision and Pattern Recognition · Computer Science 2014-10-10 Rahul Rama Varior , Gang Wang , Jiwen Lu

In this paper, we aim to learn a mapping (or embedding) from images to a compact binary space in which Hamming distances correspond to a ranking measure for the image retrieval task. We make use of a triplet loss because this has been shown…

Computer Vision and Pattern Recognition · Computer Science 2016-08-02 Bohan Zhuang , Guosheng Lin , Chunhua Shen , Ian Reid

The advent of a panoply of resource limited devices opens up new challenges in the design of computer vision algorithms with a clear compromise between accuracy and computational requirements. In this paper we present new binary image…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Iago Suárez , José M. Buenaposada , Luis Baumela

Digital camera and mobile document image acquisition are new trends arising in the world of Optical Character Recognition and text detection. In some cases, such process integrates many distortions and produces poorly scanned text or…

Computer Vision and Pattern Recognition · Computer Science 2015-09-14 Abdeslam El Harraj , Naoufal Raissouni

Contrast enhancement is an important area of research for the image analysis. Over the decade, the researcher worked on this domain to develop an efficient and adequate algorithm. The proposed method will enhance the contrast of image using…

Multimedia · Computer Science 2012-05-08 Aroop Mukherjee , Soumen Kanrar

We consider the generic deep image enhancement problem where an input image is transformed into a perceptually better-looking image. Recent methods for image enhancement consider the problem by performing style transfer and image…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Indra Deep Mastan , Shanmuganathan Raman

Hashing-based methods seek compact and efficient binary codes that preserve the neighborhood structure in the original data space. For most existing hashing methods, an image is first encoded as a vector of hand-crafted visual feature,…

Computer Vision and Pattern Recognition · Computer Science 2015-07-17 Guoqiang Zhong , Pan Yang , Sijiang Wang , Junyu Dong

Vision-Language Pre-training (VLP) shows remarkable progress with the assistance of extremely heavy parameters, which challenges deployment in real applications. Knowledge distillation is well recognized as the essential procedure in model…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Huafeng Kuang , Jie Wu , Xiawu Zheng , Ming Li , Xuefeng Xiao , Rui Wang , Min Zheng , Rongrong Ji

Intrinsic image decomposition (IID) is the task that decomposes a natural image into albedo and shade. While IID is typically solved through supervised learning methods, it is not ideal due to the difficulty in observing ground truth albedo…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Shogo Sato , Yasuhiro Yao , Taiga Yoshida , Takuhiro Kaneko , Shingo Ando , Jun Shimamura

The increasing availability of image-text pairs has largely fueled the rapid advancement in vision-language foundation models. However, the vast scale of these datasets inevitably introduces significant variability in data quality, which…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Lei Zhang , Fangxun Shu , Tianyang Liu , Sucheng Ren , Hao Jiang , Cihang Xie
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