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相关论文: Informed Pooled Testing with Quantitative Assays

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The present study investigates the performance of several statistical tests to detect publication bias in diagnostic meta-analysis by means of simulation. While bivariate models should be used to pool data from primary studies in diagnostic…

统计方法学 · 统计学 2022-11-24 Paul-Christian Bürkner , Philipp Doebler

We re-investigate the asymptotic properties of the traditional OLS (pooled) estimator, $\hat{\beta} _P$, in the context of cluster dependence. The present study considers various scenarios under various restrictions on the cluster sizes and…

统计方法学 · 统计学 2025-01-31 Subhodeep Dey , Gopal K. Basak , Samarjit Das

There are different multiple instance learning (MIL) pooling filters used in MIL models. In this paper, we study the effect of different MIL pooling filters on the performance of MIL models in real world MIL tasks. We designed a neural…

计算机视觉与模式识别 · 计算机科学 2020-06-03 Mustafa Umit Oner , Jared Marc Song Kye-Jet , Hwee Kuan Lee , Wing-Kin Sung

Tests of equality of copulas between two samples are introduced and studied using the empirical Bernstein copula process. Three statistics are proposed and their asymptotic properties are established. Besides, a subsampling Bernstein…

统计理论 · 数学 2023-12-19 Guanjie Lyu , Mohamed Belalia

Multivariate count data with many zeros frequently occur in a variety of application areas such as text mining with a document-term matrix and cluster analysis with microbiome abundance data. Exponential family PCA (Collins et al., 2001) is…

统计方法学 · 统计学 2023-12-22 Ruochen Huang , Yoonkyung Lee

Pooling biomarker data across multiple studies enables researchers to get more precise estimates of the association between biomarker exposure measurements and disease risks due to increased sample sizes. However, biomarker measurements…

统计方法学 · 统计学 2019-11-22 Yujie Wu , Mitchell H. Gail , Stephanie A. Smith-Warner , Regina G. Ziegler , Molin Wang

Identifying subgroups of patients with an enhanced response to a new treatment has become an area of increased interest in the last few years. When there is knowledge about possible subpopulations with an enhanced treatment effect before…

统计方法学 · 统计学 2018-11-27 Marius Thomas , Björn Bornkamp , Martin Posch , Franz König

In the $GW$ approximation, the screened interaction $W$ is a non-local and dynamical potential that usually has a complex frequency dependence. A full description of such dependence is possible but often computationally demanding. For this…

Ensemble methods combine the predictions of multiple models to improve performance, but they require significantly higher computation costs at inference time. To avoid these costs, multiple neural networks can be combined into one by…

机器学习 · 计算机科学 2024-05-07 Alexia Jolicoeur-Martineau , Emy Gervais , Kilian Fatras , Yan Zhang , Simon Lacoste-Julien

Group testing can help maintain a widespread testing program using fewer resources amid a pandemic. In a group testing setup, we are given n samples, one per individual. Each individual is either infected or uninfected. These samples are…

信号处理 · 电气工程与系统科学 2023-07-19 Shu-Jie Cao , Ritesh Goenka , Chau-Wai Wong , Ajit Rajwade , Dror Baron

The current deep learning approaches for low-dose CT denoising can be divided into paired and unpaired methods. The former involves the use of well-paired datasets, whilst the latter relaxes this constraint. The large availability of…

图像与视频处理 · 电气工程与系统科学 2023-04-12 Francesco Di Feola , Lorenzo Tronchin , Paolo Soda

Many neurological diseases are characterized by gradual deterioration of brain structure and function. Large longitudinal MRI datasets have revealed such deterioration, in part, by applying machine and deep learning to predict diagnosis. A…

图像与视频处理 · 电气工程与系统科学 2021-05-27 Jiahong Ouyang , Qingyu Zhao , Edith V Sullivan , Adolf Pfefferbaum , Susan F. Tapert , Ehsan Adeli , Kilian M Pohl

Multi-stage (designed) procedures, obtained by splitting the sampling budget suitably across stages, and designing the sampling at a particular stage based on information about the parameter obtained from previous stages, are often…

统计方法学 · 统计学 2014-01-08 Atul Mallik , Moulinath Banerjee , George Michailidis

Deep learning models, including Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs), have achieved state-of-the-art performance on various computer vision tasks such as object classification, detection, segmentation,…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Vipul Arya , S. H. Shabbeer Basha , Srikrishna U N , Sunainha Vijay , Snehasis Mukherjee

Differential privacy (DP) is widely employed to provide privacy protection for individuals by limiting information leakage from the aggregated data. Two well-known models of DP are the central model and the local model. The former requires…

密码学与安全 · 计算机科学 2024-11-05 Yucheng Fu , Tianhao Wang

Existing studies tend tofocus onmodel modifications and integration with higher accuracy, which improve performance but also carry huge computational costs, resulting in longer detection times. Inmedical imaging, the use of time is…

图像与视频处理 · 电气工程与系统科学 2023-02-22 Weihu Song , Heng Yu

The scalability and interpretability of message-passing (MP) decoding, such as (quaternary) Belief Propagation, remain open challenges in quantum error correction. Even for surface codes, arguably the first testbed for decoding methods,…

量子物理 · 物理学 2026-05-26 Boqing Zhang , Henry D. Pfister , Hanwen Yao , Siyuan Niu

A common task in high-throughput biology is to screen for associations across thousands of units of interest, e.g., genes or proteins. Often, the data for each unit are modeled as Gaussian measurements with unknown mean and variance and are…

统计理论 · 数学 2024-10-01 Nikolaos Ignatiadis , Bodhisattva Sen

In simulation-based inferences for partially observed Markov process models (POMP), the by-product of the Monte Carlo filtering is an approximation of the log likelihood function. Recently, iterated filtering [14, 13] has originally been…

统计方法学 · 统计学 2018-02-26 Dao Nguyen

Group testing, a method that screens subjects in pooled samples rather than individually, has been employed as a cost-effective strategy for chlamydia screening among Iowa residents. In efforts to deepen our understanding of chlamydia…

应用统计 · 统计学 2024-05-08 Yizeng Li , Dewei Wang , Joshua M. Tebbs