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Automatic photo cropping is an important tool for improving visual quality of digital photos without resorting to tedious manual selection. Traditionally, photo cropping is accomplished by determining the best proposal window through visual…

计算机视觉与模式识别 · 计算机科学 2017-01-09 Yi-Ling Chen , Tzu-Wei Huang , Kai-Han Chang , Yu-Chen Tsai , Hwann-Tzong Chen , Bing-Yu Chen

Digitization of images has made image editing easier. Ease of image editing tempted users and professionals to manipulate digital images leading to digital image forgeries. Today digital image forgery has posed a great threat to the…

计算机视觉与模式识别 · 计算机科学 2016-02-25 Minati Mishra , M. C. Adhikary

The JPEG compression format has been the standard for lossy image compression for over multiple decades, offering high compression rates at minor perceptual loss in image quality. For GPU-accelerated computer vision and deep learning tasks,…

分布式、并行与集群计算 · 计算机科学 2021-11-18 André Weißenberger , Bertil Schmidt

There is a great adventure of watermarking usage in the context of conventional authentication since it does not require additional storage space for supplementary metadata. However JPEG compression, being a conventional method to compress…

多媒体 · 计算机科学 2016-08-09 Aleksey Zhuvikin , Valery Korzhik , Guillermo Morales-Luna

The quality of a face crop in an image is decided by many factors such as camera resolution, distance, and illumination condition. This makes the discrimination of face images with different qualities a challenging problem in realistic…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Youzhe Song , Feng Wang

Quantum imaging is an advanced method for microscopy or investigating the optical properties of materials or bio-medical inspections with high accuracy, low noise, and extremely low photo-damage. In previous work, we proposed a quantum…

光学 · 物理学 2025-05-09 Mousume Samad , Maki Shimizu , Yasuto Hijikata

We propose a practical method for radiometrically calibrating cameras using widely available gaseous tritium light sources (betalights). Along with the gain(conversion factor) and read noise level, the predictable photon flux of the source…

仪器与探测器 · 物理学 2022-06-24 David McFadden , Brad Amos , Rainer Heintzmann

The exponential progress in generative AI poses serious implications for the credibility of all real images and videos. There will exist a point in the future where 1) digital content produced by generative AI will be indistinguishable from…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Alexander Vilesov , Yuan Tian , Nader Sehatbakhsh , Achuta Kadambi

Image quality is a nebulous concept with different meanings to different people. To quantify image quality a relative difference is typically calculated between a corrupted image and a ground truth image. But what metric should we use for…

图像与视频处理 · 电气工程与系统科学 2022-01-12 J. Kaczmar-Michalska , N. R. Hajizadeh , A. J. Rzepiela , S. F. Nørrelykke

Image compression has been applied in the fields of image storage and video broadcasting. However, it's formidably tough to distinguish the subtle quality differences between those distorted images generated by different algorithms. In this…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Kaiqun Wu , Xiaoling Jiang , Rui Yu , Yonggang Luo , Tian Jiang , Xi Wu , Peng Wei

The paper introduces the idea of non-uniform quantization in the detail components of wavelet transformed image. It argues that most of the coefficients of horizontal, vertical and diagonal components lie near to zeros and the coefficients…

多媒体 · 计算机科学 2013-06-13 Madhur Srivastava , Prasanta K. Panigrahi

Noise is an important factor which when get added to an image reduces its quality and appearance. So in order to enhance the image qualities, it has to be removed with preserving the textural information and structural features of image.…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Vivek Kumar , Atul Samadhiya

Compressed image quality assessment plays an important role in image services, especially in image compression applications, which can be utilized as a guidance to optimize image processing algorithms. In this paper, we propose an objective…

图像与视频处理 · 电气工程与系统科学 2019-05-17 Xinfeng Zhang , Sam Kwong , C. -C. Jay Kuo

We investigate a model for image/video quality assessment based on building a set of codevectors representing in a sense some basic properties of images, similar to well-known CORNIA model. We analyze the codebook building method and…

计算机视觉与模式识别 · 计算机科学 2022-12-22 Maxim Koroteev , Kirill Aistov , Valeriy Berezovskiy , Pavel Frolov

This paper presents a full-reference image quality estimator based on color, structure, and visual system characteristics denoted as CSV. In contrast to the majority of existing methods, we quantify perceptual color degradations rather than…

计算机视觉与模式识别 · 计算机科学 2018-11-14 Dogancan Temel , Ghassan AlRegib

In this paper we describe the main features of the software package named FITSH, intended to provide a standalone environment for analysis of data acquired by imaging astronomical detectors. The package provides utilities both for the full…

天体物理仪器与方法 · 物理学 2015-06-03 András Pál

Recent research has widely explored the problem of aesthetics assessment of images with generic content. However, few approaches have been specifically designed to predict the aesthetic quality of images containing human faces, which make…

计算机视觉与模式识别 · 计算机科学 2018-10-03 Simone Bianco , Luigi Celona , Raimondo Schettini

Image processing is one of the most immerging and widely growing techniques making it a lively research field. Image processing is converting an image to a digital format and then doing different operations on it, such as improving the…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Bhishman Desai , Manish Paliwal , Kapil Kumar Nagwanshi

Image forensics aims to detect the manipulation of digital images. Currently, splicing detection, copy-move detection and image retouching detection are drawing much attentions from researchers. However, image editing techniques develop…

多媒体 · 计算机科学 2018-02-20 Yuanfang Guo , Xiaochun Cao , Wei Zhang , Rui Wang

The quality of image generation and manipulation is reaching impressive levels, making it increasingly difficult for a human to distinguish between what is real and what is fake. However, deep networks can still pick up on the subtle…

计算机视觉与模式识别 · 计算机科学 2020-08-25 Lucy Chai , David Bau , Ser-Nam Lim , Phillip Isola