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Network Extraction algorithms from X-ray microcomputed tomography have become a routine method to obtain pore connectivity and pore morphology information from porous media. The main approaches for this extraction are either based on Max…

In the recent advancement of multimedia technologies, it becomes a major concern of detecting visual attention regions in the field of image processing. The popularity of the terminal devices in a heterogeneous environment of the multimedia…

Computer Vision and Pattern Recognition · Computer Science 2012-06-19 Koushik Mondal , Paramartha Dutta , Siddhartha Bhattacharyya

Feature matters for salient object detection. Existing methods mainly focus on designing a sophisticated structure to incorporate multi-level features and filter out cluttered features. We present Progressive Feature Polishing Network…

Computer Vision and Pattern Recognition · Computer Science 2019-11-15 Bo Wang , Quan Chen , Min Zhou , Zhiqiang Zhang , Xiaogang Jin , Kun Gai

We propose a domain-decomposition pore-network method (DD-PNM) for modeling single-phase Stokes flow in porous media. The method combines the accuracy of finite-element discretizations on body-fitted meshes within pore subdomains with a…

Numerical Analysis · Mathematics 2026-01-06 Shuyu Sun , Zhangchengrui Wang , Lei Zhang , Jijing Zhao

Fluid antenna multiple access (FAMA) is an emerging technology in massive access designed to meet the demands of future wireless communication networks by naturally mitigating multiuser interference through the utilization of the fluid…

Information Theory · Computer Science 2025-11-25 Hanjiang Hong , Kai-Kit Wong , Xusheng Zhu , Hao Xu , Han Xiao , Farshad Rostami Ghadi , Hyundong Shin

This paper presents a novel approach on solving the phase problem in nuclear magnetic resonance (NMR) diffusion pore imaging, a method, which allows imaging the shape of arbitrary closed pores filled with an NMR-detectable medium for…

We present the CPMA, a new method for medial axis pruning with noise robustness and equivariance to isometric transformations. Our method leverages the discrete cosine transform to create smooth versions of a shape $\Omega$. We use the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Diego Patiño , John Branch

Pore network modelling has traditionally been used to study displacement processes in idealized porous media related to geological flows, with applications ranging from groundwater hydrology to enhanced oil recovery. Very recently, pore…

Fluid Dynamics · Physics 2008-04-15 A. Bazylak , V. Berejnov , B. Markicevic , D. Sinton , N. Djilali

Frequent Subgraph Mining (FSM) is the process of identifying common subgraph patterns that surpass a predefined frequency threshold. While FSM is widely applicable in fields like bioinformatics, chemical analysis, and social network anomaly…

Databases · Computer Science 2024-04-03 Akshit Sharma , Sam Reinher , Dinesh Mehta , Bo Wu

Fourier Ptychographic Microscopy (FPM) is an imaging procedure that overcomes the traditional limit on Space-Bandwidth Product (SBP) of conventional microscopes through computational means. It utilizes multiple images captured using a low…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Atreyee Saha , Salman S Khan , Sagar Sehrawat , Sanjana S Prabhu , Shanti Bhattacharya , Kaushik Mitra

The modified Gerchberg-Saxton algorithm (MGSA) is one of the standard methods for phase retrieval. In this work we apply the MGSA in the paraxial domain. For three given physical parameters - i.e. wavelength, propagation distance and pixel…

Image and Video Processing · Electrical Eng. & Systems 2019-01-30 Soheil Mehrabkhani , Melvin Kuester

This letter presents a residual learning-based convolutional neural network, referred to as DeepResPore, for detection of pores in high-resolution fingerprint images. Specifically, the proposed DeepResPore model generates a pore intensity…

Computer Vision and Pattern Recognition · Computer Science 2019-07-24 Vijay Anand , Vivek kanhangad

Pore-network modeling is a widely used predictive tool for pore-scale studies in various applications that deal with multiphase flow in porous media. Despite recent improvements to enable pore-network modeling on simplified pore geometry…

Computational Physics · Physics 2020-04-06 Amir H. Kohanpur , Albert J. Valocchi

The channel attention mechanism is a useful technique widely employed in deep convolutional neural networks to boost the performance for image processing tasks, eg, image classification and image super-resolution. It is usually designed as…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Yuxuan Shi , Lingxiao Yang , Wangpeng An , Xiantong Zhen , Liuqing Wang

Retinal vessel segmentation is crucial for diagnosis and assessment of ocular diseases. Notably, segmentation of small retinal vessels has been consistently recognized as a challenging and complex task. To tackle this challenge, we design a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Yuanyuan Peng , Wen Li

Modern diffusion/flow-based models for image generation typically exhibit two core characteristics: (i) using multi-step sampling, and (ii) operating in a latent space. Recent advances have made encouraging progress on each aspect…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Yiyang Lu , Susie Lu , Qiao Sun , Hanhong Zhao , Zhicheng Jiang , Xianbang Wang , Tianhong Li , Zhengyang Geng , Kaiming He

Nuclear magnetic resonance (NMR) diffusion measurements are widely used to derive parameters indirectly related to the microstructure of biological tissues and porous media. However, a direct imaging of cell or pore shapes and sizes would…

Medical Physics · Physics 2012-12-10 Tristan Anselm Kuder , Peter Bachert , Johannes Windschuh , Frederik Bernd Laun

Identifying anomalies has become one of the primary strategies towards security and protection procedures in computer networks. In this context, machine learning-based methods emerge as an elegant solution to identify such scenarios and…

Machine Learning · Computer Science 2022-12-07 Lucas Biaggi , João P. Papa , Kelton A. P Costa , Danillo R. Pereira , Leandro A. Passos

Media classification and the construction of pore network models from binary images of porous media hinges on accurately characterizing the pore space. We present an efficient method for (i) locating critical points, that is, pore body and…

Geophysics · Physics 2024-12-11 Ilan Ben-Noah , Juan J. Hidalgo , Marco Dentz

Few-shot Medical Image Segmentation (FSMIS) is a more promising solution for medical image segmentation tasks where high-quality annotations are naturally scarce. However, current mainstream methods primarily focus on extracting holistic…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Yazhou Zhu , Shidong Wang , Tong Xin , Zheng Zhang , Haofeng Zhang
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