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Related papers: Information-driven design of imaging systems

200 papers

A simple model for image formation in linear shift-invariant systems is considered, in which both the detected signal and the noise variance are varying slowly compared to the point-spread function of the system. It is shown that within the…

Medical Physics · Physics 2017-08-10 Timur Gureyev , Yakov Nesterets , Frank de Hoog

Unsupervised intrinsic image decomposition (IID) is the process of separating a natural image into albedo and shade without these ground truths. A recent model employing light detection and ranging (LiDAR) intensity demonstrated impressive…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Shogo Sato , Takuhiro Kaneko , Kazuhiko Murasaki , Taiga Yoshida , Ryuichi Tanida , Akisato Kimura

This paper focuses on a specific aspect of human visual discrimination from computationally generated solutions for CAAD ends. The bottleneck at work here concern informational ratios of discriminative rates over generative ones. The amount…

Human-Computer Interaction · Computer Science 2024-12-30 Pierre Cutellic

Classification and segmentation are crucial in medical image analysis as they enable accurate diagnosis and disease monitoring. However, current methods often prioritize the mutual learning features and shared model parameters, while…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Kai Ren , Ke Zou , Xianjie Liu , Yidi Chen , Xuedong Yuan , Xiaojing Shen , Meng Wang , Huazhu Fu

In this paper, we investigate the problem of learning disentangled representations. Given a pair of images sharing some attributes, we aim to create a low-dimensional representation which is split into two parts: a shared representation…

Machine Learning · Statistics 2019-12-10 Eduardo Hugo Sanchez , Mathieu Serrurier , Mathias Ortner

Machine learning techniques work best when the data used for training resembles the data used for evaluation. This holds true for learned single-image denoising algorithms, which are applied to real raw camera sensor readings but, due to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Tim Brooks , Ben Mildenhall , Tianfan Xue , Jiawen Chen , Dillon Sharlet , Jonathan T. Barron

A wide variety of image denoising methods are available now. However, the performance of a denoising algorithm often depends on individual input noisy images as well as its parameter setting. In this paper, we present a no-reference image…

Image and Video Processing · Electrical Eng. & Systems 2018-10-16 Si Lu

Language-supervised pre-training has proven to be a valuable method for extracting semantically meaningful features from images, serving as a foundational element in multimodal systems within the computer vision and medical imaging domains.…

Understanding a complex system entails capturing the non-trivial collective phenomena that arise from interactions between its different parts. Information theory is a flexible and robust framework to study such behaviours, with several…

Among ubiquitous multimodal data in the real world, text is the modality generated by human, while image reflects the physical world honestly. In a visual understanding application, machines are expected to understand images like human.…

Computation and Language · Computer Science 2021-06-15 Pengda Qin , Yuhong Li , Kefeng Deng , Qiang Wu

Perceptual metrics are traditionally used to evaluate the quality of natural signals, such as images and audio. They are designed to mimic the perceptual behaviour of human observers and usually reflect structures found in natural signals.…

Sound · Computer Science 2023-12-07 Tashi Namgyal , Alexander Hepburn , Raul Santos-Rodriguez , Valero Laparra , Jesus Malo

Machine learning based image classification algorithms, such as deep neural network approaches, will be increasingly employed in critical settings such as quality control in industry, where transparency and comprehensibility of decisions…

Machine Learning · Computer Science 2022-03-18 Dennis Müller , Michael März , Stephan Scheele , Ute Schmid

Real-world imaging systems acquire measurements that are degraded by noise, optical aberrations, and other imperfections that make image processing for human viewing and higher-level perception tasks challenging. Conventional cameras…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Steven Diamond , Vincent Sitzmann , Frank Julca-Aguilar , Stephen Boyd , Gordon Wetzstein , Felix Heide

Information theory and the framework of information dynamics have been used to provide tools to characterise complex systems. In particular, we are interested in quantifying information storage, information modification and information…

Information Theory · Computer Science 2013-03-25 Oliver Obst , Joschka Boedecker , Benedikt Schmidt , Minoru Asada

The rapid development of diagnostic technologies in healthcare is leading to higher requirements for physicians to handle and integrate the heterogeneous, yet complementary data that are produced during routine practice. For instance, the…

Machine Learning · Computer Science 2023-01-30 Can Cui , Haichun Yang , Yaohong Wang , Shilin Zhao , Zuhayr Asad , Lori A. Coburn , Keith T. Wilson , Bennett A. Landman , Yuankai Huo

Image denoising is of great importance for medical imaging system, since it can improve image quality for disease diagnosis and downstream image analyses. In a variety of applications, dynamic imaging techniques are utilized to capture the…

Image and Video Processing · Electrical Eng. & Systems 2021-06-24 Junshen Xu , Elfar Adalsteinsson

Crowd simulation is a central topic in several fields including graphics. To achieve high-fidelity simulations, data has been increasingly relied upon for analysis and simulation guidance. However, the information in real-world data is…

Graphics · Computer Science 2020-04-30 Feixiang He , Yuanhang Xiang , Xi Zhao , He Wang

Automatic image aesthetics assessment is important for a wide variety of applications such as on-line photo suggestion, photo album management and image retrieval. Previous methods have focused on mapping the holistic image content to a…

Computer Vision and Pattern Recognition · Computer Science 2019-07-26 Dong Liu , Rohit Puri , Nagendra Kamath , Subhabrata Bhattachary

An important issue during an engineering design process is to develop an understanding which design parameters have the most influence on the performance. Especially in the context of optimization approaches this knowledge is crucial in…

Information Theory · Computer Science 2024-10-28 Patricia Wollstadt , Sebastian Schmitt

Computational meta-imagers synergize metamaterial hardware with advanced signal processing approaches such as compressed sensing. Recent advances in artificial intelligence (AI) are gradually reshaping the landscape of meta-imaging. Most…

Applied Physics · Physics 2022-03-04 Chloé Saigre-Tardif , Rashid Faqiri , Hanting Zhao , Lianlin Li , Philipp del Hougne