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The differential network (DN) analysis identifies changes in measures of association among genes under two or more experimental conditions. In this article, we introduce a Pseudo-value Regression Approach for Network Analysis (PRANA). This…

统计方法学 · 统计学 2023-03-27 Seungjun Ahn , Tyler Grimes , Somnath Datta

Graph-based machine learning methods are useful tools in the identification and prediction of variation in genetic data. In particular, the comprehension of phenotypic effects at the cellular level is an accelerating research area in…

Scientific studies in the last two decades have established the central role of the microbiome in disease and health. Differential abundance analysis seeks to identify microbial taxa associated with sample groups defined by a factor such as…

统计方法学 · 统计学 2023-12-29 Archie Sachdeva , Somnath Datta , Subharup Guha

Differential networks (DN) are important tools for modeling the changes in conditional dependencies between multiple samples. A Bayesian approach for estimating DNs, from the classical viewpoint, is introduced with a computationally…

统计方法学 · 统计学 2022-04-06 Jarod Smith , Mohammad Arashi , Andriette Bekker

Differences between biological networks corresponding to disease conditions can help delineate the underlying disease mechanisms. Existing methods for differential network analysis do not account for dependence of networks on covariates. As…

统计方法学 · 统计学 2021-05-18 Aaron Hudson , Ali Shojaie

Clinical research often focuses on complex traits in which many variables play a role in mechanisms driving, or curing, diseases. Clinical prediction is hard when data is high-dimensional, but additional information, like domain knowledge…

统计方法学 · 统计学 2020-05-21 Mirrelijn M. van Nee , Lodewyk F. A. Wessels , Mark A. van de Wiel

The advances of next-generation sequencing technology have accelerated study of the microbiome and stimulated the high throughput profiling of metagenomes. The large volume of sequenced data has encouraged the rise of various studies for…

统计方法学 · 统计学 2019-04-30 Qiwei Li , Shuang Jiang , Andrew Y. Koh , Guanghua Xiao , Xiaowei Zhan

There has been increasing interest in modelling survival data using deep learning methods in medical research. Current approaches have focused on designing special cost functions to handle censored survival data. We propose a very different…

机器学习 · 统计学 2020-03-12 Lili Zhao , Dai Feng

Learning the differential statistical dependency network between two contexts is essential for many real-life applications, mostly in the high dimensional low sample regime. In this paper, we propose a novel differential network estimator…

机器学习 · 计算机科学 2022-04-25 Arshdeep Sekhon , Zhe Wang , Yanjun Qi

Crop yield production could be enhanced for agricultural growth if various plant nutrition deficiencies, and diseases are identified and detected at early stages. The deep learning methods have proven its superior performances in the…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Asish Bera , Debotosh Bhattacharjee , Ondrej Krejcar

By creating networks of biochemical pathways, communities of micro-organisms are able to modulate the properties of their environment and even the metabolic processes within their hosts. Next-generation high-throughput sequencing has led to…

应用统计 · 统计学 2023-03-28 Molly G. Hayes , Morgan G. I. Langille , Hong Gu

Biomedical sciences are increasingly recognising the relevance of gene co-expression-networks for analysing complex-systems, phenotypes or diseases. When the goal is investigating complex-phenotypes under varying conditions, it comes…

Differential abundance (DA) analysis in microbiome studies has recently been used to uncover a plethora of associations between microbial composition and various health conditions. While current approaches to DA typically apply only to…

统计方法学 · 统计学 2026-01-19 Simon Fontaine , Nisha J. D'Silva , Marcell Costa de Medeiros , Grace Y. Chen , Ji Zhu , Gen Li

Due to the limited amount and imbalanced classes of labeled training data, the conventional supervised learning can not ensure the discrimination of the learned feature for hyperspectral image (HSI) classification. In this paper, we propose…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Yan Ju , Lingling Li , Licheng Jiao , Zhongle Ren , Biao Hou , Shuyuan Yang

Crohn's disease (CD) is associated with an ecological imbalance of the intestinal microbiota, consisting of hundreds of species. The underlying complexity as well as individual differences between patients contributes to the difficulty to…

分子网络 · 定量生物学 2017-09-19 Eugen Bauer , Ines Thiele

Deep learning (DL) techniques have had unprecedented success when applied to images, waveforms, and texts to cite a few. In general, when the sample size (N) is much greater than the number of features (d), DL outperforms previous machine…

计算机视觉与模式识别 · 计算机科学 2017-12-04 Thanh Hai Nguyen , Yann Chevaleyre , Edi Prifti , Nataliya Sokolovska , Jean-Daniel Zucker

Machine learning with formal privacy-preserving techniques like Differential Privacy (DP) allows one to derive valuable insights from sensitive medical imaging data while promising to protect patient privacy, but it usually comes at a sharp…

图像与视频处理 · 电气工程与系统科学 2023-06-21 Florian A. Hölzl , Daniel Rueckert , Georgios Kaissis

With the development of next generation sequencing technology, researchers have now been able to study the microbiome composition using direct sequencing, whose output are bacterial taxa counts for each microbiome sample. One goal of…

应用统计 · 统计学 2013-05-24 Jun Chen , Hongzhe Li

Modern cancer genomics datasets involve widely varying sizes and scales, measurement variables, and correlation structures. A fundamental analytical goal in these high-throughput studies is the development of general statistical techniques…

统计方法学 · 统计学 2022-04-12 Chiyu Gu , Veerabhadran Baladandayuthapani , Subharup Guha

Differential abundance analysis is a key component of microbiome studies. Although dozens of methods exist there is currently no consensus on the preferred methods. While the correctness of results in differential abundance analysis is an…

应用统计 · 统计学 2025-04-01 Juho Pelto , Kari Auranen , Janne Kujala , Leo Lahti
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