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Many data sets consist of variables with an inherent group structure. The problem of group selection has been well studied, but in this paper, we seek to do the opposite: our goal is to select at least one variable from each group in the…

统计方法学 · 统计学 2015-05-29 Frederick Campbell , Genevera I. Allen

Interpretable machine learning has been focusing on explaining final models that optimize performance. The current state-of-the-art is the Shapley additive explanations (SHAP) that locally explains variable impact on individual predictions,…

Feature selection is an important data preprocessing in data mining and machine learning which can be used to reduce the feature dimension without deteriorating model's performance. Since obtaining annotated data is laborious or even…

机器学习 · 计算机科学 2022-04-08 Zhenzhen Sun , Yuanlong Yu

Machine learning in high-stakes domains, such as healthcare, faces two critical challenges: (1) generalizing to diverse data distributions given limited training data while (2) maintaining interpretability. To address these challenges, we…

机器学习 · 计算机科学 2023-07-11 Keyan Nasseri , Chandan Singh , James Duncan , Aaron Kornblith , Bin Yu

Parameter-efficient fine-tuning (PEFT) provides a scalable alternative to full-model adaptation by updating only a small subset of parameters in large pre-trained models. We introduce GRASP - GRouped Activation Shared Parameterization - a…

机器学习 · 计算机科学 2026-01-01 Malyaban Bal , Abhronil Sengupta

Sorted L-One Penalized Estimation is a relatively new convex optimization procedure which allows for adaptive selection of regressors under sparse high dimensional designs. Here we extend the idea of SLOPE to deal with the situation when…

统计理论 · 数学 2015-12-01 Damian Brzyski , Weijie Su , Małgorzata Bogdan

Current practice in interpretable machine learning often focuses on explaining the final model trained from data, e.g., by using the Shapley additive explanations (SHAP) method. The recently developed Shapley variable importance cloud…

机器学习 · 计算机科学 2022-12-19 Yilin Ning , Mingxuan Liu , Nan Liu

Deep learning-based multi-view facial capture methods have shown impressive accuracy while being several orders of magnitude faster than a traditional mesh registration pipeline. However, the existing systems (e.g. TEMPEH) are strictly…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Jing Li , Di Kang , Zhenyu He

Local feature attribution methods are increasingly used to explain complex machine learning models. However, current methods are limited because they are extremely expensive to compute or are not capable of explaining a distributed series…

机器学习 · 计算机科学 2022-10-12 Hugh Chen , Scott M. Lundberg , Su-In Lee

In genomic analysis, biomarker discovery, image recognition, and other systems involving machine learning, input variables can often be organized into different groups by their source or semantic category. Eliminating some groups of…

The sparse group lasso is a high-dimensional regression technique that is useful for problems whose predictors have a naturally grouped structure and where sparsity is encouraged at both the group and individual predictor level. In this…

统计方法学 · 统计学 2025-01-10 Xiaoxuan Liang , Aaron Cohen , Anibal Solón Heinsfeld , Franco Pestilli , Daniel J. McDonald

Shapley value is a classic notion from game theory, historically used to quantify the contributions of individuals within groups, and more recently applied to assign values to data points when training machine learning models. Despite its…

机器学习 · 计算机科学 2020-02-28 Amirata Ghorbani , Michael P. Kim , James Zou

Segmentation is the identification of anatomical regions of interest, such as organs, tissue, and lesions, serving as a fundamental task in computer-aided diagnosis in medical imaging. Although deep learning models have achieved remarkable…

图像与视频处理 · 电气工程与系统科学 2025-12-09 Tianyi Ren , Daniel Low , Pittra Jaengprajak , Juampablo Heras Rivera , Jacob Ruzevick , Mehmet Kurt

Despite the recent development in the topic of explainable AI/ML for image and text data, the majority of current solutions are not suitable to explain the prediction of neural network models when the datasets are tabular and their features…

机器学习 · 计算机科学 2020-10-27 Thai Le , Suhang Wang , Dongwon Lee

Feature attributions based on the Shapley value are popular for explaining machine learning models; however, their estimation is complex from both a theoretical and computational standpoint. We disentangle this complexity into two factors:…

机器学习 · 计算机科学 2022-07-18 Hugh Chen , Ian C. Covert , Scott M. Lundberg , Su-In Lee

Gaussian Processes (GPs) provide a powerful framework for making predictions and understanding uncertainty for classification with kernels and Bayesian non-parametric learning. Building such models typically requires strong prior knowledge…

机器学习 · 计算机科学 2024-08-16 Changze Huang , Di Wang

Interpretability of learning algorithms is crucial for applications involving critical decisions, and variable importance is one of the main interpretation tools. Shapley effects are now widely used to interpret both tree ensembles and…

机器学习 · 统计学 2022-02-03 Clément Bénard , Gérard Biau , Sébastien da Veiga , Erwan Scornet

In statistical machine learning, kernel methods allow to consider infinite dimensional feature spaces with a computational cost that only depends on the number of observations. This is usually done by solving an optimization problem…

最优化与控制 · 数学 2019-01-17 Guillaume Garrigos , Lorenzo Rosasco , Silvia Villa

Clinical time series data are critical for patient monitoring and predictive modeling. These time series are typically multivariate and often comprise hundreds of heterogeneous features from different data sources. The grouping of features…

机器学习 · 计算机科学 2025-11-12 Fedor Sergeev , Manuel Burger , Polina Leshetkina , Vincent Fortuin , Gunnar Rätsch , Rita Kuznetsova

In this growing age of data and technology, large black-box models are becoming the norm due to their ability to handle vast amounts of data and learn incredibly complex input-output relationships. The deficiency of these methods, however,…

机器学习 · 计算机科学 2025-10-13 Justin Lin , Julia Fukuyama