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$n$-gram profiles have been successfully and widely used to analyse long sequences of potentially differing lengths for clustering or classification. Mainly, machine learning algorithms have been used for this purpose but, despite their…

统计方法学 · 统计学 2024-09-04 José A. Perusquía , Jim E. Griffin , Cristiano Villa

We present a novel classification-based method for learning to predict gene regulatory response. Our approach is motivated by the hypothesis that in simple organisms such as Saccharomyces cerevisiae, we can learn a decision rule for…

定量方法 · 定量生物学 2007-05-23 Manuel Middendorf , Anshul Kundaje , Chris Wiggins , Yoav Freund , Christina Leslie

The automatic assignment of species information to the corresponding genes in a research article is a critically important step in the gene normalization task, whereby a gene mention is normalized and linked to a database record or…

计算与语言 · 计算机科学 2022-10-17 Ling Luo , Chih-Hsuan Wei , Po-Ting Lai , Qingyu Chen , Rezarta Islamaj Doğan , Zhiyong Lu

Spatial transcriptomics is a modern sequencing technology that allows the measurement of the activity of thousands of genes in a tissue sample and map where the activity is occurring. This technology has enabled the study of the so-called…

统计方法学 · 统计学 2022-09-15 Andrea Sottosanti , Davide Risso

Transcriptional profiling on microarrays to obtain gene expressions has been used to facilitate cancer diagnosis. We propose a deep generative machine learning architecture (called DeepCancer) that learn features from unlabeled microarray…

人工智能 · 计算机科学 2016-12-14 Rajendra Rana Bhat , Vivek Viswanath , Xiaolin Li

Gene set analysis (GSA) is a foundational approach for interpreting genomic data of diseases by linking genes to biological processes. However, conventional GSA methods overlook clinical context of the analyses, often generating long lists…

Binarization of gene expression data is a \textbf{critical prerequisite} for the synthesis of Boolean gene regulatory network (GRN) models from omics datasets. Because Boolean networks encode gene activity as binary variables, the accuracy…

离散数学 · 计算机科学 2025-10-21 Ismail Belgacem , Franck Delaplace

The increased availability of time series genetic variation data from experimental evolution studies and ancient DNA samples has created new opportunities to identify genomic regions under selective pressure and to estimate their associated…

种群与进化 · 定量生物学 2015-01-27 Matthias Steinrücken , Anand Bhaskar , Yun S. Song

In recent years the importance of finding a meaningful pattern from huge datasets has become more challenging. Data miners try to adopt innovative methods to face this problem by applying feature selection methods. In this paper we propose…

机器学习 · 计算机科学 2014-03-11 Mehdi Naseriparsa , Amir-masoud Bidgoli , Touraj Varaee

We develop an Iterative version of the Singular Value Decomposition (ISVD) that jointly analyzes a finite number of data matrices to identify signals that correlate among the rows of matrices. It will be illustrated how the supervised…

最优化与控制 · 数学 2016-12-01 Mohsen Rakhshan

Transcript enumeration methods such as SAGE, MPSS, and sequencing-by-synthesis EST ``digital northern'', are important high-throughput techniques for digital gene expression measurement. As other counting or voting processes, these…

定量方法 · 定量生物学 2013-10-29 Ricardo ZN Vêncio , Leonardo Varuzza , Carlos AB Pereira , Helena Brentani , Ilya Shmulevich

The expression levels of many thousands of genes can be measured simultaneously by DNA microarrays (chips). This novel experimental tool has revolutionized research in molecular biology and generated considerable excitement. A typical…

生物物理 · 物理学 2007-05-23 Eytan Domany

Causal inference is made challenging by confounding, selection bias, and other complications. A common approach to addressing these difficulties is the inclusion of auxiliary data on the superpopulation of interest. Such data may measure a…

统计方法学 · 统计学 2024-04-16 Jaron J. R. Lee , AmirEmad Ghassami , Ilya Shpitser

The task of labeling data for training deep neural networks is daunting and tedious, requiring millions of labels to achieve the current state-of-the-art results. Such reliance on large amounts of labeled data can be relaxed by exploiting…

机器学习 · 计算机科学 2016-02-17 Aysegul Dundar , Jonghoon Jin , Eugenio Culurciello

This article proposes a biconvex modification to convex biclustering in order to improve its performance in high-dimensional settings. In contrast to heuristics that discard a subset of noisy features a priori, our method jointly learns and…

机器学习 · 统计学 2026-04-13 Sam Rosen , Eric C. Chi , Jason Xu

A recent technology breakthrough in spatial molecular profiling has enabled the comprehensive molecular characterizations of single cells while preserving spatial information. It provides new opportunities to delineate how cells from…

应用统计 · 统计学 2021-10-07 Xi Jiang , Qiwei Li , Guanghua Xiao

Subspace clustering algorithms are used for understanding the cluster structure that explains the dataset well. These methods are extensively used for data-exploration tasks in various areas of Natural Sciences. However, most of these…

机器学习 · 计算机科学 2022-11-15 Ashutosh Singh , Ashish Singh , Aria Masoomi , Tales Imbiriba , Erik Learned-Miller , Deniz Erdogmus

High-dimensional single-cell data poses significant challenges in identifying underlying biological patterns due to the complexity and heterogeneity of cellular states. We propose a comprehensive gene-cell dependency visualization via…

机器学习 · 计算机科学 2024-07-25 Shang-Jung Wen , Jia-Ming Chang , Fang Yu

This paper presents a new type of genetic algorithm for the set covering problem. It differs from previous evolutionary approaches first because it is an indirect algorithm, i.e. the actual solutions are found by an external decoder…

神经与进化计算 · 计算机科学 2010-07-05 Uwe Aickelin

Recent work on explainable clustering allows describing clusters when the features are interpretable. However, much modern machine learning focuses on complex data such as images, text, and graphs where deep learning is used but the raw…

机器学习 · 计算机科学 2021-05-26 Hongjing Zhang , Ian Davidson