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The fate of scientific hypotheses often relies on the ability of a computational model to explain the data, quantified in modern statistical approaches by the likelihood function. The log-likelihood is the key element for parameter…

机器学习 · 计算机科学 2021-01-27 Bas van Opheusden , Luigi Acerbi , Wei Ji Ma

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

Recent research has shown that the performance of search personalization depends on the richness of user profiles which normally represent the user's topical interests. In this paper, we propose a new embedding approach to learning user…

信息检索 · 计算机科学 2017-08-10 Thanh Vu , Dat Quoc Nguyen , Mark Johnson , Dawei Song , Alistair Willis

This paper explores Bayesian inference for a biased sampling model in situations where the population of interest cannot be sampled directly, but rather through an indirect and inherently biased method. Observations are viewed as being the…

应用统计 · 统计学 2007-11-26 Russell Zaretzki , Michael A. Gilchrist , William M. Briggs , Artin Armagan

Many existing works have made great strides towards reducing racial bias in face recognition. However, most of these methods attempt to rectify bias that manifests in models during training instead of directly addressing a major source of…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Matthew Gwilliam , Srinidhi Hegde , Lade Tinubu , Alex Hanson

The key distinguishing property of a Bayesian approach is marginalization, rather than using a single setting of weights. Bayesian marginalization can particularly improve the accuracy and calibration of modern deep neural networks, which…

机器学习 · 计算机科学 2022-03-31 Andrew Gordon Wilson , Pavel Izmailov

Because biological processes can make different loci have different evolutionary histories, species tree estimation requires multiple loci from across the genome. While many processes can result in discord between gene trees and species…

定量方法 · 定量生物学 2018-03-13 Md. Shamsuzzoha Bayzid , Siavash Mirarab , Bastien Boussau , Tandy Warnow

We study the presence of heteronormative biases and prejudice against interracial romantic relationships in large language models by performing controlled name-replacement experiments for the task of relationship prediction. We show that…

计算与语言 · 计算机科学 2024-10-08 Abhilasha Sancheti , Haozhe An , Rachel Rudinger

Next Generation Sequencing can sample the whole genome (WGS) or the 1-2% of the genome that codes for proteins called the whole exome (WES). Machine learning approaches to variant calling achieve high accuracy in WGS data, but the reduced…

基因组学 · 定量生物学 2019-11-19 Ren Yi , Pi-Chuan Chang , Gunjan Baid , Andrew Carroll

Polygenic risk scores (PRSs) can significantly enhance breast cancer risk prediction when combined with clinical risk factor data. While many studies have explored the value-add of PRSs, little is known about the potential impact of…

基因组学 · 定量生物学 2024-07-31 Monica Isgut , Andrew Hornback , Yunan Luo , Asma Khimani , Neha Jain , May D. Wang

Objective: The use of deep learning for electroencephalography (EEG) classification tasks has been rapidly growing in the last years, yet its application has been limited by the relatively small size of EEG datasets. Data augmentation,…

机器学习 · 计算机科学 2022-11-16 Cédric Rommel , Joseph Paillard , Thomas Moreau , Alexandre Gramfort

Modern ASR systems are typically trained on large-scale pseudo-labeled, in-the-wild data spanning multiple domains. While such heterogeneous data benefit generalist models designed for broad deployment, they pose challenges for specialist…

Face clustering can provide pseudo-labels to the massive unlabeled face data and improve the performance of different face recognition models. The existing clustering methods generally aggregate the features within subgraphs that are often…

计算机视觉与模式识别 · 计算机科学 2023-04-24 Yuan Cao , Di Jiang , Guanqun Hou , Fan Deng , Xinjia Chen , Qiang Yang

Reliable retrieval-augmented generation (RAG) systems depend fundamentally on the retriever's ability to find relevant information. We show that neural retrievers used in RAG systems have blind spots, which we define as the failure to…

信息检索 · 计算机科学 2026-02-11 Zeinab Sadat Taghavi , Ali Modarressi , Hinrich Schutze , Andreas Marfurt

We employ the Bayesian improved cross entropy (BiCE) method for rare event estimation in static networks and choose the categorical mixture as the parametric family to capture the dependence among network components. At each iteration of…

统计方法学 · 统计学 2023-09-25 Jianpeng Chan , Iason Papaioannou , Daniel Straub

Predicting gender by the first name is not a simple task. In many applications, especially in the natural language processing (NLP) field, this task may be necessary, mainly when considering foreign names. In this paper, we examined and…

机器学习 · 计算机科学 2021-10-05 Rosana C. B. Rego , Verônica M. L. Silva , Victor M. Fernandes

The characterization of drug-protein interactions is crucial in the high-throughput screening for drug discovery. The deep learning-based approaches have attracted attention because they can predict drug-protein interactions without…

机器学习 · 计算机科学 2020-12-22 QHwan Kim , Joon-Hyuk Ko , Sunghoon Kim , Nojun Park , Wonho Jhe

Word embeddings capture semantic relationships based on contextual information and are the basis for a wide variety of natural language processing applications. Notably these relationships are solely learned from the data and subsequently…

计算与语言 · 计算机科学 2020-01-15 Stephanie Brandl , David Lassner , Maximilian Alber

Empirical Bayes (EB) improves the accuracy of simultaneous inference "by learning from the experience of others" (Efron, 2012). Classical EB theory focuses on latent variables that are iid draws from a fitted prior (Efron, 2019). Modern…

统计方法学 · 统计学 2025-12-24 Bohan Wu , Eli N. Weinstein , David M. Blei

Selection bias is a serious potential problem for inference about relationships of scientific interest based on samples without well-defined probability sampling mechanisms. Motivated by the potential for selection bias in (a) estimated…