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Knowing the type (i.e., the biochemical composition) of kidney stones is crucial to prevent relapses with an appropriate treatment. During ureteroscopies, kidney stones are fragmented, extracted from the urinary tract, and their composition…

Based on its great successes in inference and denosing tasks, Dictionary Learning (DL) and its related sparse optimization formulations have garnered a lot of research interest. While most solutions have focused on single layer…

机器学习 · 计算机科学 2021-04-22 Wen Tang , Emilie Chouzenoux , Jean-Christophe Pesquet , Hamid Krim

This contribution presents a deep learning method for the extraction and fusion of information relating to kidney stone fragments acquired from different viewpoints of the endoscope. Surface and section fragment images are jointly used…

On account of its many successes in inference tasks and denoising applications, Dictionary Learning (DL) and its related sparse optimization problems have garnered a lot of research interest. While most solutions have focused on single…

机器学习 · 计算机科学 2020-10-22 Wen Tang , Emilie Chouzenoux , Jean-Christophe Pesquet , Hamid Krim

Currently, the Morpho-Constitutional Analysis (MCA) is the de facto approach for the etiological diagnosis of kidney stone formation, and it is an important step for establishing personalized treatment to avoid relapses. More recently,…

Objective: Automated segmentation tools are useful for calculating kidney volumes rapidly and accurately. Furthermore, these tools have the power to facilitate large-scale image-based artificial intelligence projects by generating input…

图像与视频处理 · 电气工程与系统科学 2024-05-15 Lucas Aronson , Ruben Ngnitewe Massaa , Syed Jamal Safdar Gardezi , Andrew L. Wentland

The robust and automated determination of crystal symmetry is of utmost importance in material characterization and analysis. Recent studies have shown that deep learning (DL) methods can effectively reveal the correlations between X-ray or…

计算物理 · 物理学 2020-05-27 Leslie Ching Ow Tiong , Jeongrae Kim , Sang Soo Han , Donghun Kim

Deep learning networks are being developed in every stage of the MRI workflow and have provided state-of-the-art results. However, this has come at the cost of increased computation requirement and storage. Hence, replacing the networks…

图像与视频处理 · 电气工程与系统科学 2020-04-14 Balamurali Murugesan , Sricharan Vijayarangan , Kaushik Sarveswaran , Keerthi Ram , Mohanasankar Sivaprakasam

Distance metric learning (DML) has been successfully applied to object classification, both in the standard regime of rich training data and in the few-shot scenario, where each category is represented by only a few examples. In this work,…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Leonid Karlinsky , Joseph Shtok , Sivan Harary , Eli Schwartz , Amit Aides , Rogerio Feris , Raja Giryes , Alex M. Bronstein

This paper introduces a hybrid two-stage registration framework for reconstructing three-dimensional (3D) kidney anatomy from macroscopic slices, using CT-derived models as the geometric reference standard. The approach addresses the…

图像与视频处理 · 电气工程与系统科学 2026-02-17 Tomasz Les , Tomasz Markiewicz , Malgorzata Lorent , Miroslaw Dziekiewicz , Krzysztof Siwek

The problem of distance metric learning is mostly considered from the perspective of learning an embedding space, where the distances between pairs of examples are in correspondence with a similarity metric. With the rise and success of…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Yehao Li , Ting Yao , Yingwei Pan , Hongyang Chao , Tao Mei

The objective of deep metric learning (DML) is to learn embeddings that can capture semantic similarity and dissimilarity information among data points. Existing pairwise or tripletwise loss functions used in DML are known to suffer from…

计算机视觉与模式识别 · 计算机科学 2021-03-22 Xinshao Wang , Yang Hua , Elyor Kodirov , Neil M. Robertson

This paper introduces a novel deep metric learning-based semi-supervised regression (DML-S2R) method for parameter estimation problems. The proposed DML-S2R method aims to mitigate the problems of insufficient amount of labeled samples…

计算机视觉与模式识别 · 计算机科学 2023-01-24 Adina Zell , Gencer Sumbul , Begüm Demir

Automated rock classification from mineral composition presents a significant challenge in geological applications, with critical implications for material recycling, resource management, and industrial processing. While existing methods…

Deep metric learning (DML) is a popular approach for images retrieval, solving verification (same or not) problems and addressing open set classification. Arguably, the most common DML approach is with triplet loss, despite significant…

机器学习 · 计算机科学 2019-12-02 Istvan Fehervari , Avinash Ravichandran , Srikar Appalaraju

Deep Learning (DL) has shown great promise in the unsupervised task of clustering. That said, while in classical (i.e., non-deep) clustering the benefits of the nonparametric approach are well known, most deep-clustering methods are…

机器学习 · 计算机科学 2022-03-29 Meitar Ronen , Shahaf E. Finder , Oren Freifeld

The collection and the analysis of kidney stone morphological criteria are essential for an aetiological diagnosis of stone disease. However, in-situ LASER-based fragmentation of urinary stones, which is now the most established chirurgical…

Deep learning (DL) techniques have emerged as promising solutions for medical wound tissue segmentation. However, a notable limitation in this field is the lack of publicly available labelled datasets and a standardised performance…

图像与视频处理 · 电气工程与系统科学 2025-02-18 Muhammad Ashad Kabir , Nidita Roy , Md. Ekramul Hossain , Jill Featherston , Sayed Ahmed

Metric learning algorithms aim to learn a distance function that brings the semantically similar data items together and keeps dissimilar ones at a distance. The traditional Mahalanobis distance learning is equivalent to find a linear…

计算机视觉与模式识别 · 计算机科学 2021-06-14 Karrar Al-Kaabi , Reza Monsefi , Davood Zabihzadeh

The precise diagnosis of urinary stones is crucial for devising effective treatment strategies. The diagnostic process, however, is often complicated by the low contrast between stones and surrounding tissues, as well as the variability in…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Qiangguo Jin , Jiapeng Huang , Changming Sun , Hui Cui , Ping Xuan , Ran Su , Leyi Wei , Yu-Jie Wu , Chia-An Wu , Henry B. L. Duh , Yueh-Hsun Lu