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Imaging with quantum states of light promises advantages over classical approaches in terms of resolution, signal-to-noise ratio and sensitivity. However, quantum detectors are particularly sensitive sources of classical noise that can…

Quantum Physics · Physics 2019-07-16 Hugo Defienne , Matthew Reichert , Jason W Fleischer , Daniele Faccio

One of the important requirements in image retrieval, indexing, classification, clustering and etc. is extracting efficient features from images. The color feature is one of the most widely used visual features. Use of color histogram is…

Computer Vision and Pattern Recognition · Computer Science 2012-01-17 Fatemeh Alamdar , MohammadReza Keyvanpour

Although remarkable progress has been made, existing methods for enhancing underexposed photos tend to produce visually unpleasing results due to the existence of visual artifacts (e.g., color distortion, loss of details and uneven…

Computer Vision and Pattern Recognition · Computer Science 2020-07-09 Qing Zhang , Yongwei Nie , Lei Zhu , Chunxia Xiao , Wei-Shi Zheng

Photo composition is an important factor affecting the aesthetics in photography. However, it is a highly challenging task to model the aesthetic properties of good compositions due to the lack of globally applicable rules to the wide…

Computer Vision and Pattern Recognition · Computer Science 2017-07-19 Yi-Ling Chen , Jan Klopp , Min Sun , Shao-Yi Chien , Kwan-Liu Ma

This paper surveys current technology and research in the area of digital color imaging. In order to establish the background and lay down terminology, fundamental concepts of color perception and measurement are first presented us-ing…

Computer Vision and Pattern Recognition · Computer Science 2015-06-25 Gaurav Sharma , H. Joel Trussell

This literature has proposed three fast and easy computable image features to improve computer vision by offering more human-like vision power. These features are not based on image pixels absolute or relative intensity; neither based on…

Computer Vision and Pattern Recognition · Computer Science 2020-04-16 Soumi Ray , Vinod Kumar

This paper proposes an explicit way to optimize the super-resolution network for generating visually pleasing images. The previous approaches use several loss functions which is hard to interpret and has the implicit relationships to…

Image and Video Processing · Electrical Eng. & Systems 2020-09-02 Tomoki Yoshida , Kazutoshi Akita , Muhammad Haris , Norimichi Ukita

Deep learning models have demonstrated remarkable capabilities in learning complex patterns and concepts from training data. However, recent findings indicate that these models tend to rely heavily on simple and easily discernible features…

Computer Vision and Pattern Recognition · Computer Science 2023-09-25 Raha Ahmadi , Mohammad Javad Rajabi , Mohammad Khalooie , Mohammad Sabokrou

A simple, yet general, formalism for the optimized linear combination of astrophysical images is constructed and demonstrated. The formalism allows the user to combine multiple undersampled images to provide oversampled output at high…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 Barnaby Rowe , Christopher Hirata , Jason Rhodes

Many image enhancement or editing operations, such as forward and inverse tone mapping or color grading, do not have a unique solution, but instead a range of solutions, each representing a different style. Despite this, existing…

Computer Vision and Pattern Recognition · Computer Science 2022-10-05 Aamir Mustafa , Param Hanji , Rafal K. Mantiuk

Power transforms, such as the Box-Cox transform and Tukey's ladder of powers, are a fundamental tool in mathematics and statistics. These transforms are primarily used for normalizing and standardizing datasets, effectively by raising…

Machine Learning · Computer Science 2026-03-23 Jonathan T. Barron

Generating a description of an image is called image captioning. Image captioning requires to recognize the important objects, their attributes and their relationships in an image. It also needs to generate syntactically and semantically…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Md. Zakir Hossain , Ferdous Sohel , Mohd Fairuz Shiratuddin , Hamid Laga

Recent machine learning techniques have dramatically changed how we process digital images. However, the way in which we capture images is still largely driven by human intuition and experience. This restriction is in part due to the many…

Image and Video Processing · Electrical Eng. & Systems 2020-02-17 Amey Chaware , Colin L. Cooke , Kanghyun Kim , Roarke Horstmeyer

Image matting aims to predict alpha values of elaborate uncertainty areas of natural images, like hairs, smoke, and spider web. However, existing methods perform poorly when faced with highly transparent foreground objects due to the large…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Huanqia Cai , Fanglei Xue , Lele Xu , Lili Guo

We show that the equations of reinforcement learning and light transport simulation are related integral equations. Based on this correspondence, a scheme to learn importance while sampling path space is derived. The new approach is…

Machine Learning · Computer Science 2017-08-16 Ken Dahm , Alexander Keller

Intrinsic image decomposition aims to separate the surface reflectance and the effects from the illumination given a single photograph. Due to the complexity of the problem, most prior works assume a single-color illumination and a…

Computer Vision and Pattern Recognition · Computer Science 2024-09-23 Chris Careaga , Yağız Aksoy

The aim of this paper is to provide a mathematical model for spatial distribution of membrane electrical potential changes by fluorescence diffuse optical tomography. We derive the resolving power of the imaging method in the presence of…

Mathematical Physics · Physics 2013-07-09 Habib Ammari , Josselin Garnier , Laure Giovangigli

Power spectrum estimation is an important tool in many applications, such as the whitening of noise. The popular multitaper method enjoys significant success, but fails for short signals with few samples. We propose a statistical model…

Statistics Theory · Mathematics 2018-12-10 Joakim Andén , Amit Singer

In dynamic scenes, images often suffer from dynamic blur due to superposition of motions or low signal-noise ratio resulted from quick shutter speed when avoiding motions. Recovering sharp and clean results from the captured images heavily…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Cheng Zhang , Shaolin Su , Yu Zhu , Qingsen Yan , Jinqiu Sun , Yanning Zhang

Image colorization adds color to grayscale images. It not only increases the visual appeal of grayscale images, but also enriches the information contained in scientific images that lack color information. Most existing methods of…

Computer Vision and Pattern Recognition · Computer Science 2012-10-17 Yingzhen Yang , Xinqi Chu , Tian-Tsong Ng , Alex Yong-Sang Chia , Shuicheng Yan , Thomas S. Huang