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Microarray techniques are widely used in Gene expression analysis. These techniques are based on discovering submatrices of genes that share similar expression patterns across a set of experimental conditions with coherence constraint.…

定量方法 · 定量生物学 2020-01-27 Bilal Taher , Muhammad. H Fares , Saeed Jalili

Species-sampling problems (SSPs) refer to a vast class of statistical problems calling for the estimation of (discrete) functionals of the unknown species composition of an unobservable population. A common feature of SSPs is their…

统计方法学 · 统计学 2024-02-13 Cecilia Balocchi , Federico Camerlenghi , Stefano Favaro

In ecology, the description of species composition and biodiversity calls for statistical methods that involve estimating features of interest in unobserved samples based on an observed one. In the last decade, the Bayesian nonparametrics…

统计方法学 · 统计学 2026-04-28 Alessandro Colombi , Raffaele Argiento , Federico Camerlenghi , Lucia Paci

Quantitative population modelling is an invaluable tool for identifying the cascading effects of ecosystem management and interventions. Ecosystem models are often constructed by assuming stability and coexistence in ecological communities…

种群与进化 · 定量生物学 2024-09-06 Sarah A. Vollert , Christopher Drovandi , Matthew P. Adams

Problem definition: Data-driven models in machine learning have enabled efficient management of production systems. However, a majority of machine learning models are devoted to modeling the mean response or average pattern, which is…

应用统计 · 统计学 2026-04-27 Cheolhei Lee , Xing Wang , Xiaowei Yue , Jianguo Wu

Empirical best prediction (EBP) is a well-known method for producing reliable proportion estimates when the primary data source provides only small or no sample from finite populations. There are potential challenges in implementing…

统计方法学 · 统计学 2025-01-22 Aditi Sen , Partha Lahiri

The use of multiple Decision Models (DMs) enables to enhance the accuracy in decisions and at the same time allows users to evaluate the confidence in decision making. In this paper we explore the ability of multiple DMs to learn from a…

人工智能 · 计算机科学 2008-05-27 Vitaly Schetinin , Dayou Li , Carsten Maple

Sum-Product Networks with complex probability distribution at the leaves have been shown to be powerful tractable-inference probabilistic models. However, while learning the internal parameters has been amply studied, learning complex leaf…

机器学习 · 计算机科学 2017-06-15 Mattia Desana , Christoph Schnörr

In various real-world problems, we are presented with classification problems with positive and unlabeled data, referred to as presence-only responses. In this paper, we study variable selection in the context of presence only responses…

统计方法学 · 统计学 2018-11-01 Hyebin Song , Garvesh Raskutti

In this paper, we address the identification problem for the systems characterized by linear time-invariant dynamics with bilinear observation models. More precisely, we consider a suitable parametric description of the system and formulate…

系统与控制 · 电气工程与系统科学 2025-02-24 Diyou Liu , Mohammad Khosravi

We are concerned in clustering continuous data sets subject to non-ignorable missingness. We perform clustering with a specific semi-parametric mixture, under the assumption of conditional independence given the component. The mixture model…

统计方法学 · 统计学 2021-07-20 Marie Du Roy de Chaumaray , Matthieu Marbac

WhyWhere is a new ecological niche modeling (ENM) algorithm for mapping and explaining the distribution of species. The algorithm uses image processing methods to efficiently sift through large amounts of data to find the few variables that…

定量方法 · 定量生物学 2007-05-23 David R. B. Stockwell

Sampling-based methods, e.g., Deep Ensembles and Bayesian Neural Nets have become promising approaches to improve the quality of uncertainty estimation and robust generalization. However, they suffer from a large model size and high latency…

机器学习 · 计算机科学 2024-05-29 Ha Manh Bui , Anqi Liu

This paper presents a chance constrained information gap decision model for multi-period microgrid expansion planning (MMEP) considering two categories of uncertainties, namely random and non-random uncertainties. The main task of MMEP is…

最优化与控制 · 数学 2017-08-25 Xiaoyu Cao , Jianxue Wang , Bo Zeng

Plant breeding programs use data obtained from multi-environment selection experiments to produce improved varieties with the ultimate aim of maintaining high levels of genetic gain. Selection accuracy can be improved with the use of…

统计方法学 · 统计学 2026-05-13 Brian R Cullis , Alison B Smith , David GD Hughes , David Butler

Clustering is a widely deployed unsupervised learning tool. Model-based clustering is a flexible framework to tackle data heterogeneity when the clusters have different shapes. Likelihood-based inference for mixture distributions often…

机器学习 · 统计学 2023-05-30 Yubo Zhuang , Xiaohui Chen , Yun Yang

Species distribution models usually attempt to explain presence-absence or abundance of a species at a site in terms of the environmental features (socalled abiotic features) present at the site. Historically, such models have considered…

统计方法学 · 统计学 2018-09-25 Shinichiro Shirota , Alan E. Gelfand , Sudipto Banerjee

Multi-task learning for dense prediction has emerged as a pivotal area in computer vision, enabling simultaneous processing of diverse yet interrelated pixel-wise prediction tasks. However, the substantial computational demands of…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Yuzhang Shang , Dan Xu , Gaowen Liu , Ramana Rao Kompella , Yan Yan

Neural networks trained with ERM (empirical risk minimization) sometimes learn unintended decision rules, in particular when their training data is biased, i.e., when training labels are strongly correlated with undesirable features. To…

计算机视觉与模式识别 · 计算机科学 2022-11-07 Inwoo Hwang , Sangjun Lee , Yunhyeok Kwak , Seong Joon Oh , Damien Teney , Jin-Hwa Kim , Byoung-Tak Zhang

Maximum entropy approach to classification is very well studied in applied statistics and machine learning and almost all the methods that exists in literature are discriminative in nature. In this paper, we introduce a maximum entropy…