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Astronomical observations already produce vast amounts of data through a new generation of telescopes that cannot be analyzed manually. Next-generation telescopes such as the Large Synoptic Survey Telescope and the Square Kilometer Array…

Instrumentation and Methods for Astrophysics · Physics 2019-10-09 Giuseppe Longo , Erzsébet Merényi , Peter Tino

Microscopy image enhancement plays a pivotal role in understanding the details of biological cells and materials at microscopic scales. In recent years, there has been a significant rise in the advancement of microscopy image enhancement,…

Image and Video Processing · Electrical Eng. & Systems 2025-09-29 Debasish Dutta , Neeharika Sonowal , Risheraj Barauh , Deepjyoti Chetia , Sanjib Kr Kalita

Medical image segmentation is vital for modern healthcare and is a key element of computer-aided diagnosis. While recent advancements in computer vision have explored unsupervised segmentation using pre-trained models, these methods have…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Mosong Ma , Tania Stathaki , Michalis Lazarou

Machine Learning algorithms are good tools for both classification and prediction purposes. These algorithms can further be used for scientific discoveries from the enormous data being collected in our era. We present ways of discovering…

Instrumentation and Methods for Astrophysics · Physics 2021-02-26 Shraddha Surana , Yogesh Wadadekar , Divya Oberoi

Image segmentation is the problem of partitioning an image into different subsets, where each subset may have a different characterization in terms of color, intensity, texture, and/or other features. Segmentation is a fundamental component…

Computer Vision and Pattern Recognition · Computer Science 2015-11-03 M. Abdelsamea

Hyperspectral satellite imaging attracts enormous research attention in the remote sensing community, hence automated approaches for precise segmentation of such imagery are being rapidly developed. In this letter, we share our observations…

Computer Vision and Pattern Recognition · Computer Science 2019-02-19 Jakub Nalepa , Michal Myller , Michal Kawulok

Image analysis technology is used to solve the inadvertences of artificial traditional methods in disease, wastewater treatment, environmental change monitoring analysis and convolutional neural networks (CNN) play an important role in…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Jian Wu , Wanli Liu , Chen Li , Tao Jiang , Islam Mohammad Shariful , Hongzan Sun , Xiaoqi Li , Xintong Li , Xinyu Huang , Marcin Grzegorzek

Semantic segmentation consists of assigning a semantic label to each pixel according to predefined classes. This process facilitates the understanding of object appearance and spatial relationships, playing an important role in the global…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Mariana Dória Prata Lima , Gilson Antonio Giraldi , Jaime S. Cardoso

3D image segmentation is a recent and crucial step in many medical analysis and recognition schemes. In fact, it represents a relevant research subject and a fundamental challenge due to its importance and influence. This paper provides a…

Image and Video Processing · Electrical Eng. & Systems 2022-07-22 Omar Boudraa

Biomedical image segmentation plays a vital role in diagnosis of diseases across various organs. Deep learning-based object detection methods are commonly used for such segmentation. There exists an extensive research in this topic.…

Image and Video Processing · Electrical Eng. & Systems 2024-08-30 Fazli Wahid , Yingliang Ma , Dawar Khan , Muhammad Aamir , Syed U. K. Bukhari

We present results exploring the role that probabilistic deep learning models can play in cosmology from large scale astronomical surveys through estimating the distances to galaxies (redshifts) from photometry. Due to the massive scale of…

Cosmology and Nongalactic Astrophysics · Physics 2022-02-16 Evan Jones , Tuan Do , Bernie Boscoe , Yujie Wan , Zooey Nguyen , Jack Singal

Medical image segmentation plays an important role in many image-guided clinical approaches. However, existing segmentation algorithms mostly rely on the availability of fully annotated images with pixel-wise annotations for training, which…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Yuyan Shi , Jialu Ma , Jin Yang , Shasha Wang , Yichi Zhang

Deep learning has been widely used for medical image segmentation and a large number of papers has been presented recording the success of deep learning in the field. In this paper, we present a comprehensive thematic survey on medical…

Image and Video Processing · Electrical Eng. & Systems 2022-01-19 Risheng Wang , Tao Lei , Ruixia Cui , Bingtao Zhang , Hongying Meng , Asoke K. Nandi

In recent years, machine learning (ML) methods have remarkably improved how cosmologists can interpret data. The next decade will bring new opportunities for data-driven cosmological discovery, but will also present new challenges for…

An entropy-based image segmentation approach is introduced and applied to color images obtained from Google Earth. Segmentation refers to the process of partitioning a digital image in order to locate different objects and regions of…

Computational Physics · Physics 2009-11-10 A. L. Barbieri , G. Arruda , F. A. Rodrigues , O. M. Bruno , L. da F. Costa

Change detection is an essential and widely utilized task in remote sensing that aims to detect and analyze changes occurring in the same geographical area over time, which has broad applications in urban development, agricultural surveys,…

Computer Vision and Pattern Recognition · Computer Science 2023-05-11 Guangliang Cheng , Yunmeng Huang , Xiangtai Li , Shuchang Lyu , Zhaoyang Xu , Qi Zhao , Shiming Xiang

The problem of automated separation of stars and galaxies on photographic plates is revisited with two goals in mind : First, to separate galaxies from everything else (as opposed to most previous work, in which galaxies were lumped…

Astrophysics · Physics 2007-05-23 A. Naim

Real-time semantic segmentation of remote sensing imagery is a challenging task that requires a trade-off between effectiveness and efficiency. It has many applications including tracking forest fires, detecting changes in land use and land…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Clifford Broni-Bediako , Junshi Xia , Naoto Yokoya

In a recent paper, published at arXiv:0910.2381, we started a discussion on the new possibilities arising from the use of fractional differential calculus in image processing. We have seen that the fractional calculation is able to enhance…

Instrumentation and Methods for Astrophysics · Physics 2009-10-25 Amelia Carolina Sparavigna , Paul Milligan

Visual segmentation seeks to partition images, video frames, or point clouds into multiple segments or groups. This technique has numerous real-world applications, such as autonomous driving, image editing, robot sensing, and medical…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Xiangtai Li , Henghui Ding , Haobo Yuan , Wenwei Zhang , Jiangmiao Pang , Guangliang Cheng , Kai Chen , Ziwei Liu , Chen Change Loy