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We propose an L1-penalized algorithm for fitting high-dimensional generalized linear mixed models. Generalized linear mixed models (GLMMs) can be viewed as an extension of generalized linear models for clustered observations. This…

统计计算 · 统计学 2014-06-03 Jürg Schelldorfer , Lukas Meier , Peter Bühlmann

Traditional approaches in mental health research apply General Linear Models (GLM) to describe the longitudinal dynamics of observed psycho-behavioral measurements (questionnaire summary scores). Similarly, GLMs are also applied to…

This work presents an analytical framework for the design and analysis of LLM-based algorithms, i.e., algorithms that contain one or multiple calls of large language models (LLMs) as sub-routines and critically rely on the capabilities of…

机器学习 · 计算机科学 2025-10-14 Yanxi Chen , Yaliang Li , Bolin Ding , Jingren Zhou

Vision-Language Models (VLMs) have emerged as versatile solutions for zero-shot question answering (QA) across various domains. However, enabling VLMs to effectively comprehend structured graphs and perform accurate, efficient QA remains…

计算机视觉与模式识别 · 计算机科学 2026-02-26 Yanbin Wei , Jiangyue Yan , Chun Kang , Yang Chen , Hua Liu , James Kwok , Yu Zhang

We present generalized additive latent and mixed models (GALAMMs) for analysis of clustered data with responses and latent variables depending smoothly on observed variables. A scalable maximum likelihood estimation algorithm is proposed,…

统计方法学 · 统计学 2023-03-29 Øystein Sørensen , Anders M. Fjell , Kristine B. Walhovd

Previous studies on event-related functional magnetic resonance imaging experimental designs are primarily based on linear models, in which a known shape of the hemodynamic response function (HRF) is assumed. However, the HRF shape is…

应用统计 · 统计学 2014-01-09 Ming-Hung Kao , Dibyen Majumdar , Abhyuday Mandal , John Stufken

Large-scale generalized linear array models (GLAMs) can be challenging to fit. Computation and storage of its tensor product design matrix can be impossible due to time and memory constraints, and previously considered design matrix free…

统计计算 · 统计学 2016-09-05 Adam Lund , Martin Vincent , Niels Richard Hansen

Large Language Models (LLMs) have emerged as powerful candidates to inform clinical decision-making processes. While these models play an increasingly prominent role in shaping the digital landscape, two growing concerns emerge in…

计算与语言 · 计算机科学 2024-04-24 Raphael Poulain , Hamed Fayyaz , Rahmatollah Beheshti

Designing efficient experiments under practical constraints is critical in both scientific research and industrial practice. Focusing on minimizing the average variance of the parameter estimates, A-optimal designs show advantages in…

统计方法学 · 统计学 2026-03-20 Yingying Yang , Xiaotian Chen , Jie Yang

We consider distributed estimation of the inverse covariance matrix, also called the concentration or precision matrix, in Gaussian graphical models. Traditional centralized estimation often requires global inference of the covariance…

机器学习 · 统计学 2015-06-15 Zhaoshi Meng , Dennis Wei , Ami Wiesel , Alfred O. Hero

The increasing use of Large Language Models (LLMs) offers significant opportunities across the engineering lifecycle, including requirements engineering, software development, process optimization, and decision support. Despite this…

软件工程 · 计算机科学 2026-02-05 Stefan Otten , Philipp Reis , Philipp Rigoll , Joshua Ransiek , Tobias Schürmann , Jacob Langner , Eric Sax

Multimodal large language models (MLLMs) have enormous potential to perform few-shot in-context learning in the context of medical image analysis. However, safe deployment of these models into real-world clinical practice requires an…

图像与视频处理 · 电气工程与系统科学 2025-07-22 Xing Shen , Justin Szeto , Mingyang Li , Hengguan Huang , Tal Arbel

Linear mixed models (LMM) are widely adopted in genome-wide association studies (GWAS) to account for population stratification and cryptic relatedness. However, the parameter estimation of LMMs imposes substantial computational burdens due…

统计计算 · 统计学 2025-08-08 Zhibin Pu , Shufei Ge , Shijia Wang

Many learning-to-rank (LtR) algorithms focus on query-independent model, in which query and document do not lie in the same feature space, and the rankers rely on the feature ensemble about query-document pair instead of the similarity…

信息检索 · 计算机科学 2017-05-23 Yuxin Su , Irwin King , Michael Lyu

Interior design is a requirements-to-visual-plan generation process that must simultaneously satisfy verifiable spatial feasibility and comparative aesthetic preferences. While recent multimodal large language models (MLLMs) offer a unified…

多媒体 · 计算机科学 2026-03-17 Yuxuan Yang , Xiaotong Mao , Jingyao Wang , Fuchun Sun

In genetic association studies, detecting phenotype-genotype association is a primary goal. We assume that the relationship between the data -phenotype, genetic markers and environmental covariates - can be modelled by a generalized linear…

统计方法学 · 统计学 2020-04-13 K. K. Halle , Ø. Bakke , S. Djurovic , A. Bye , E. Ryeng , U. Wisløff , O. A. Andreassen , M. Langaas

Personalized intervention strategies, in particular those that modify treatment based on a participant's own response, are a core component of precision medicine approaches. Sequential Multiple Assignment Randomized Trials (SMARTs) are…

Multivariate linear mixed models (mvLMMs) have been widely used in many areas of genetics, and have attracted considerable recent interest in genome-wide association studies (GWASs). However, fitting mvLMMs is computationally non-trivial,…

定量方法 · 定量生物学 2013-09-13 Xiang Zhou , Matthew Stephens

Despite the impressive advances achieved using deep learning for functional brain activity analysis, the heterogeneity of functional patterns and the scarcity of imaging data still pose challenges in tasks such as identifying neurological…

图像与视频处理 · 电气工程与系统科学 2025-05-30 Wenhui Cui , Haleh Akrami , Anand A. Joshi , Richard M. Leahy

Comparing vision language models on videos is particularly complex, as the performances is jointly determined by the model's visual representation capacity and the frame-sampling strategy used to construct the input. Current video…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Marija Brkic , Anas Filali Razzouki , Yannis Tevissen , Khalil Guetari , Mounim A. El Yacoubi