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One-to-many facial identification is documented to achieve high accuracy in the case where both the probe and the gallery are "mugshot quality" images. However, an increasing number of documented instances of wrongful arrest following…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Sicong Tian , Haiyu Wu , Michael C. King , Kevin W. Bowyer

Object recognition is a crucial step in perception systems for autonomous and intelligent vehicles, as evidenced by the numerous research works in the topic. In this paper, object recognition is explored by using multisensory and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Gledson Melotti , Johann J. S. Bastos , Bruno L. S. da Silva , Tiago Zanotelli , Cristiano Premebida

IR cameras are widely used for temperature measurements in various applications, including agriculture, medicine, and security. Low-cost IR cameras have the immense potential to replace expensive radiometric cameras in these applications;…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Navot Oz , Omri Berman , Nir Sochen , David Mendelovich , Iftach Klapp

While image forensics is concerned with whether an image has been tampered with, image anti-forensics attempts to prevent image forensics methods from detecting tampered images. The competition between these two fields started long before…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Eren Tahir , Mert Bal

Among the image forensic issues investigated in the last few years, great attention has been devoted to blind camera model attribution. This refers to the problem of detecting which camera model has been used to acquire an image by only…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 David Güera , Sri Kalyan Yarlagadda , Paolo Bestagini , Fengqing Zhu , Stefano Tubaro , Edward J. Delp

Casual photography is often performed in uncontrolled lighting that can result in low quality images and degrade the performance of downstream processing. We consider the problem of estimating surface normal and reflectance maps of scenes…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Zhihao Xia , Jason Lawrence , Supreeth Achar

Digital images are ubiquitous in our modern lives, with uses ranging from social media to news, and even scientific papers. For this reason, it is crucial evaluate how accurate people are when performing the task of identify doctored…

Graphics · Computer Science 2016-01-14 Victor Schetinger , Manuel M. Oliveira , Roberto da Silva , Tiago J. Carvalho

Generative models now produce images with such stunning realism that they can easily deceive the human eye. While this progress unlocks vast creative potential, it also presents significant risks, such as the spread of misinformation.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Yichi Zhang , Xiaogang Xu

This paper is the first to explore the question of whether images that are classified incorrectly by a face analytics algorithm (e.g., gender classification) are any more or less likely to participate in an image pair that results in a face…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Ying Qiu , Vítor Albiero , Michael C. King , Kevin W. Bowyer

Forensic analysis of digital photo provenance relies on intrinsic traces left in the photograph at the time of its acquisition. Such analysis becomes unreliable after heavy post-processing, such as down-sampling and re-compression applied…

Computer Vision and Pattern Recognition · Computer Science 2019-02-26 Pawel Korus , Nasir Memon

During the image acquisition process, noise is usually added to the data mainly due to physical limitations of the acquisition sensor, and also regarding imprecisions during the data transmission and manipulation. In that sense, the…

Machine Learning · Computer Science 2021-01-20 Rafael G. Pires , Daniel F. S. Santos , Marcos C. S. Santana , Claudio F. G. Santos , Joao P. Papa

Performance of the sensor-based camera identification (SCI) method heavily relies on the denoising filter in estimating Photo-Response Non-Uniformity (PRNU). Given various attempts on enhancing the quality of the extracted PRNU, it still…

Image and Video Processing · Electrical Eng. & Systems 2021-12-07 Hui Zeng , Morteza Darvish Morshedi Hosseini , Kang Deng , Anjie Peng , Miroslav Goljan

We consider the problem of detecting out-of-distribution images in neural networks. We propose ODIN, a simple and effective method that does not require any change to a pre-trained neural network. Our method is based on the observation that…

Machine Learning · Computer Science 2020-09-01 Shiyu Liang , Yixuan Li , R. Srikant

We focus on addressing the challenges in responsible beauty product recommendation, particularly when it involves comparing the product's color with a person's skin tone, such as for foundation and concealer products. To make accurate…

Computer Vision and Pattern Recognition · Computer Science 2023-09-11 Parnian Afshar , Jenny Yeon , Andriy Levitskyy , Rahul Suresh , Amin Banitalebi-Dehkordi

At present spoofing attacks via which biometric system is potentially vulnerable against a fake biometric characteristic, introduces a great challenge to recognition performance. Despite the availability of a broad range of presentation…

Computer Vision and Pattern Recognition · Computer Science 2018-12-19 Avantika Singh , Gaurav Jaswal , Aditya Nigam

When taking photos in dim-light environments, due to the small amount of light entering, the shot images are usually extremely dark, with a great deal of noise, and the color cannot reflect real-world color. Under this condition, the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Di Zhao , Lan Ma , Songnan Li , Dahai Yu

We study human pose estimation in extremely low-light images. This task is challenging due to the difficulty of collecting real low-light images with accurate labels, and severely corrupted inputs that degrade prediction quality…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Sohyun Lee , Jaesung Rim , Boseung Jeong , Geonu Kim , Byungju Woo , Haechan Lee , Sunghyun Cho , Suha Kwak

Face recognition system is one of the esteemed research areas in pattern recognition and computer vision as long as its major challenges. A few challenges in recognizing faces are blur, illumination, and varied expressions. Blur is natural…

Computer Vision and Pattern Recognition · Computer Science 2019-03-01 Anubha Pearline. S , Hemalatha. M

Imaging in low light is challenging due to low photon count and low SNR. Short-exposure images suffer from noise, while long exposure can induce blur and is often impractical. A variety of denoising, deblurring, and enhancement techniques…

Computer Vision and Pattern Recognition · Computer Science 2018-05-08 Chen Chen , Qifeng Chen , Jia Xu , Vladlen Koltun

The signal-to-noise ratio (SNR) is a fundamental tool to measure the performance of an image sensor. However, confusions sometimes arise between the two types of SNRs. The first one is the output-referred SNR which measures the ratio…

Image and Video Processing · Electrical Eng. & Systems 2022-06-14 Abhiram Gnanasambandam , Stanley H. Chan