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Perceptual metrics, like the Fr\'echet Inception Distance (FID), are widely used to assess the similarity between synthetically generated and ground truth (real) images. The key idea behind these metrics is to compute errors in a deep…

Computer Vision and Pattern Recognition · Computer Science 2023-08-14 Krish Kabra , Guha Balakrishnan

We present DeepPrint, a deep network, which learns to extract fixed-length fingerprint representations of only 200 bytes. DeepPrint incorporates fingerprint domain knowledge, including alignment and minutiae detection, into the deep network…

Computer Vision and Pattern Recognition · Computer Science 2019-12-19 Joshua J. Engelsma , Kai Cao , Anil K. Jain

Computer methods and image processing provide medical doctors assistance at any time and relieve their workload, especially for iterative processes like identifying objects of interest such as lesions and anatomical structures from the…

Medical Physics · Physics 2020-04-27 Meysam Tavakoli , Faraz Kalantari , Alireza Golestaneh

Diabetic Retinopathy is a global health problem, influences 100 million individuals worldwide, and in the next few decades, these incidences are expected to reach epidemic proportions. Diabetic Retinopathy is a subtle eye disease that can…

Image and Video Processing · Electrical Eng. & Systems 2020-04-15 Saket S. Chaturvedi , Kajol Gupta , Vaishali Ninawe , Prakash S. Prasad

By optimizing the rate-distortion-realism trade-off, generative image compression approaches produce detailed, realistic images instead of the only sharp-looking reconstructions produced by rate-distortion-optimized models. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Lingyu Zhu , Xiangrui Zeng , Bolin Chen , Peilin Chen , Yung-Hui Li , Shiqi Wang

Accurate segmentation of retinal vessels is a basic step in Diabetic retinopathy(DR) detection. Most methods based on deep convolutional neural network (DCNN) have small receptive fields, and hence they are unable to capture global context…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Yun Jiang , Ning Tan , Tingting Peng , Hai Zhang

While the success of deep neural networks (DNNs) is well-established across a variety of domains, our ability to explain and interpret these methods is limited. Unlike previously proposed local methods which try to explain particular…

Machine Learning · Statistics 2020-04-29 Jonathan Ish-Horowicz , Dana Udwin , Seth Flaxman , Sarah Filippi , Lorin Crawford

Deep neural networks (DNNs) have achieved great success in the area of computer vision. The disparity estimation problem tends to be addressed by DNNs which achieve much better prediction accuracy than traditional hand-crafted feature-based…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Qiang Wang , Shaohuai Shi , Shizhen Zheng , Kaiyong Zhao , Xiaowen Chu

Purpose: To develop a deep-learning-based image reconstruction framework for reproducible research in MRI. Methods: The BART toolbox offers a rich set of implementations of calibration and reconstruction algorithms for parallel imaging and…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Moritz Blumenthal , Guanxiong Luo , Martin Schilling , H. Christian M. Holme , Martin Uecker

Purpose: To evaluate deep learning (DL) models for enhancing vitreous optical coherence tomography (OCT) image quality and reducing acquisition time. Methods: Conditional Denoising Diffusion Probabilistic Models (cDDPMs), Brownian Bridge…

Image and Video Processing · Electrical Eng. & Systems 2025-11-05 Simone Sarrocco , Philippe C. Cattin , Peter M. Maloca , Paul Friedrich , Philippe Valmaggia

We present Direct Reward Fine-Tuning (DRaFT), a simple and effective method for fine-tuning diffusion models to maximize differentiable reward functions, such as scores from human preference models. We first show that it is possible to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Kevin Clark , Paul Vicol , Kevin Swersky , David J Fleet

Light scattering by tissue severely limits how deep beneath the surface one can image, and the spatial resolution one can obtain from these images. Diffuse optical tomography (DOT) is one of the most powerful techniques for imaging deep…

Image and Video Processing · Electrical Eng. & Systems 2021-05-31 Yongyi Zhao , Ankit Raghuram , Hyun K. Kim , Andreas H. Hielscher , Jacob T. Robinson , Ashok Veeraraghavan

Content-based image retrieval is the process of retrieving a subset of images from an extensive image gallery based on visual contents, such as color, shape or spatial relations, and texture. In some applications, such as localization,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Saeideh Yousefzadeh , Hamidreza Pourreza , Hamidreza Mahyar

Optical Coherence Tomography (OCT) is a vital imaging modality for diagnosing and monitoring retinal diseases. However, OCT images are inherently degraded by speckle noise, which obscures fine details and hinders accurate interpretation.…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Botond Fazekas , Thomas Pinetz , Guilherme Aresta , Taha Emre , Hrvoje Bogunovic

Accurate retinal vessel segmentation is challenging because of the complex texture of retinal vessels and low imaging contrast. Previous methods generally refine segmentation results by cascading multiple deep networks, which are…

Image and Video Processing · Electrical Eng. & Systems 2022-02-07 Mingxing Li , Shenglong Zhou , Chang Chen , Yueyi Zhang , Dong Liu , Zhiwei Xiong

Purpose To develop a computer based method for the automated assessment of image quality in the context of diabetic retinopathy (DR) to guide the photographer. Methods A deep learning framework was trained to grade the images automatically.…

Computer Vision and Pattern Recognition · Computer Science 2017-03-08 Sajib Kumar Saha , Basura Fernando , Jorge Cuadros , Di Xiao , Yogesan Kanagasingam

Retinal vessel segmentation is generally grounded in image-based datasets collected with bench-top devices. The static images naturally lose the dynamic characteristics of retina fluctuation, resulting in diminished dataset richness, and…

We present a new deep supervised learning method for intrinsic decomposition of a single image into its albedo and shading components. Our contributions are based on a new fully convolutional neural network that estimates absolute albedo…

Computer Vision and Pattern Recognition · Computer Science 2018-03-21 Louis Lettry , Kenneth Vanhoey , Luc Van Gool

Retinal fundus images are widely used for the clinical screening and diagnosis of eye diseases. However, fundus images captured by operators with various levels of experience have a large variation in quality. Low-quality fundus images…

Image and Video Processing · Electrical Eng. & Systems 2020-12-10 Ziyi Shen , Huazhu Fu , Jianbing Shen , Ling Shao

Traditional feature matching methods such as scale-invariant feature transform (SIFT) usually use image intensity or gradient information to detect and describe feature points; however, both intensity and gradient are sensitive to nonlinear…

Computer Vision and Pattern Recognition · Computer Science 2018-04-26 Jiayuan Li , Qingwu Hu , Mingyao Ai