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This paper examines the critical role of Graph Neural Networks (GNNs) in data preparation for generative artificial intelligence (GenAI) systems, with a particular focus on addressing and mitigating biases. We present a comparative analysis…

机器学习 · 计算机科学 2025-03-31 Barbara Hoffmann , Ruben Mayer

Introduction: Feature selection and gene set analysis are of increasing interest in bioinformatics. While these two approaches have been developed for different purposes, we describe how some gene set analysis methods can be used to conduct…

统计方法学 · 统计学 2015-11-30 Suyan Tian , Chi Wang , Howard H. Chang

Segmentation is a crucial task in the medical imaging field and is often an important primary step or even a prerequisite to the analysis of medical volumes. Yet treatments such as surgery complicate the accurate delineation of regions of…

图像与视频处理 · 电气工程与系统科学 2024-09-13 Heejong Kim , Leo Milecki , Mina C Moghadam , Fengbei Liu , Minh Nguyen , Eric Qiu , Abhishek Thanki , Mert R Sabuncu

Most advances in single image de-raining meet a key challenge, which is removing rain streaks with different scales and shapes while preserving image details. Existing single image de-raining approaches treat rain-streak removal as a…

计算机视觉与模式识别 · 计算机科学 2019-09-27 Zhe Huang , Weijiang Yu , Wayne Zhang , Litong Feng , Nong Xiao

The existing convolutional neural network pruning algorithms can be divided into two categories: coarse-grained clipping and fine-grained clipping. This paper proposes a coarse and fine-grained automatic pruning algorithm, which can achieve…

计算机视觉与模式识别 · 计算机科学 2020-10-15 Jingfei Chang

The convergence rate of a multigrid method depends on the properties of the smoother and the so-called grid transfer operator. In this paper we define and analyze new grid transfer operators with a generic cutting size which are applicable…

数值分析 · 数学 2016-08-12 Maria Charina , Marco Donatelli , Lucia Romani , Valentina Turati

This paper proposes a Genetic Algorithm based segmentation method that can automatically segment gray-scale images. The proposed method mainly consists of spatial unsupervised grayscale image segmentation that divides an image into regions.…

计算机视觉与模式识别 · 计算机科学 2012-05-31 Amiya Halder , Soumajit Pramanik

Graph clustering is an unsupervised machine learning method that partitions the nodes in a graph into different groups. Despite achieving significant progress in exploiting both attributed and structured data information, graph clustering…

机器学习 · 计算机科学 2025-01-03 Rui Zhang , Xiaoyang Hou , Zhihua Tian , Yan he , Enchao Gong , Jian Liu , Qingbiao Wu , Kui Ren

Ptychography is a well-studied phase imaging method that makes non-invasive imaging possible at a nanometer scale. It has developed into a mainstream technique with various applications across a range of areas such as material science or…

图像与视频处理 · 电气工程与系统科学 2022-08-01 Semih Barutcu , Aggelos K. Katsaggelos , Doğa Gürsoy

In powder diffraction data analysis, phase identification is the process of determining the crystalline phases in a sample using its characteristic Bragg peaks. For multiphasic spectra, we must also determine the relative weight fraction of…

机器学习 · 计算机科学 2022-10-21 Patrick Hosein , Jaimie Greasley

Single-cell RNA sequencing allows the quantification of gene expression at the individual cell level, enabling the study of cellular heterogeneity and gene expression dynamics. Dimensionality reduction is a common preprocessing step…

统计计算 · 统计学 2025-10-14 Cristian Castiglione , Alexandre Segers , Lieven Clement , Davide Risso

The use of an automatic system for the analysis of mammographic images has proven to be very useful to radiologists in the investigation of breast cancer, especially in the framework of mammographic-screening programs. A breast neoplasia is…

Point Cloud Registration (PCR) is a fundamental and significant issue in photogrammetry and remote sensing, aiming to seek the optimal rigid transformation between sets of points. Achieving efficient and precise PCR poses a considerable…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Rongling Zhang , Li Yan , Pengcheng Wei , Hong Xie , Pinzhuo Wang , Binbing Wang

Analysis of microscopy images can provide insight into many biological processes. One particularly challenging problem is cell nuclear segmentation in highly anisotropic and noisy 3D image data. Manually localizing and segmenting each and…

计算机视觉与模式识别 · 计算机科学 2013-09-18 Christian Widmer , Philipp Drewe , Xinghua Lou , Shefali Umrania , Stephanie Heinrich , Gunnar Rätsch

Identification of essential genes is one of the ultimate goals of drug designs. Here we introduce an {\it in silico} method to select essential genes through the microarray assay. We construct a graph of genes, called the gene transcription…

统计力学 · 物理学 2007-05-23 K. Rho , H. Jeong , B. Kahng

Modern deep learning methods typically treat image sequences as large tensors of sequentially stacked frames. However, is this straightforward representation ideal given the current state-of-the-art (SoTA)? In this work, we address this…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Snehal Singh Tomar , Alexandros Graikos , Arjun Krishna , Dimitris Samaras , Klaus Mueller

In radio astronomy obtaining a high dynamic range in synthesis imaging of wide fields requires a correction for time and direction-dependent effects. Applying direction-dependent correction can be done by either partitioning the image in…

天体物理仪器与方法 · 物理学 2019-09-17 Sebastiaan van der Tol , Bram Veenboer , André R. Offringa

This paper presents an optimization technique for the multi-pass face milling process. Genetic algorithm (GA) is used to obtain the optimum cutting parameters by minimizing the unit production cost for a given amount of material removal.…

计算工程、金融与科学 · 计算机科学 2009-02-05 Sourabh Saha

In the effort to aid cytologic diagnostics by establishing automatic single cell screening using high throughput digital holographic microscopy for clinical studies thousands of images and millions of cells are captured. The bottleneck lies…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Julia Sistermanns , Ellen Emken , Gregor Weirich , Oliver Hayden , Wolfgang Utschick

Image cropping aims to improve the composition as well as aesthetic quality of an image by removing extraneous content from it. Existing image cropping databases provide only one or several human-annotated bounding boxes as the groundtruth,…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Hui Zeng , Lida Li , Zisheng Cao , Lei Zhang