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Recently deep neural networks have been widely and successfully applied in computer vision tasks and attracted growing interests in medical imaging. One barrier for the application of deep neural networks to medical imaging is the need of…

计算机视觉与模式识别 · 计算机科学 2018-07-06 Kuang Gong , Kyungsang Kim , Jianan Cui , Ning Guo , Ciprian Catana , Jinyi Qi , Quanzheng Li

With the increasing impact of algorithmic decision-making on human lives, the interpretability of models has become a critical issue in machine learning. Counterfactual explanation is an important method in the field of interpretable…

机器学习 · 计算机科学 2024-07-17 Ao Xu , Tieru Wu

Multi-party learning provides solutions for training joint models with decentralized data under legal and practical constraints. However, traditional multi-party learning approaches are confronted with obstacles such as system…

机器学习 · 计算机科学 2021-05-26 Yuan Gao , Jiawei Li , Maoguo Gong , Yu Xie , A. K. Qin

Predicting the impact of treatments from observational data only still represents a majorchallenge despite recent significant advances in time series modeling. Treatment assignments are usually correlated with the predictors of the…

机器学习 · 计算机科学 2022-02-25 Edward De Brouwer , Javier González Hernández , Stephanie Hyland

Counterfactual explanations (CFEs) are an emerging technique under the umbrella of interpretability of machine learning (ML) models. They provide ``what if'' feedback of the form ``if an input datapoint were $x'$ instead of $x$, then an ML…

机器学习 · 计算机科学 2021-06-16 Sahil Verma , John Dickerson , Keegan Hines

Despite -- or maybe because of -- their astonishing capacity to fit data, neural networks are believed to have difficulties extrapolating beyond training data distribution. This work shows that, for extrapolations based on finite…

机器学习 · 计算机科学 2021-04-21 S Chandra Mouli , Bruno Ribeiro

In most computer vision and image analysis problems, it is necessary to define a similarity measure between two or more different objects or images. Template matching is a classic and fundamental method used to score similarities between…

计算机视觉与模式识别 · 计算机科学 2016-10-25 Nazanin Sadat Hashemi , Roya Babaie Aghdam , Atieh Sadat Bayat Ghiasi , Parastoo Fatemi

Machine learning (ML) applications have been thriving recently, largely attributed to the increasing availability of data. However, inconsistency and incomplete information are ubiquitous in real-world datasets, and their impact on ML…

机器学习 · 计算机科学 2020-05-13 Bojan Karlaš , Peng Li , Renzhi Wu , Nezihe Merve Gürel , Xu Chu , Wentao Wu , Ce Zhang

Counterfactuals are widely used in AI to explain how minimal changes to a model's input can lead to a different output. However, established methods for computing counterfactuals typically focus on one-step decision-making, and are not…

We discuss probabilistic neural networks with a fixed internal representation as models for machine understanding. Here understanding is intended as mapping data to an already existing representation which encodes an {\em a priori}…

无序系统与神经网络 · 物理学 2023-12-07 Rongrong Xie , Matteo Marsili

We propose an inference procedure for deep convolutional neural networks (CNNs) when partial evidence is available. Our method consists of a general feedback-based propagation approach (feedback-prop) that boosts the prediction accuracy for…

计算机视觉与模式识别 · 计算机科学 2018-04-02 Tianlu Wang , Kota Yamaguchi , Vicente Ordonez

While state-of-the-art NLP models have been achieving the excellent performance of a wide range of tasks in recent years, important questions are being raised about their robustness and their underlying sensitivity to systematic biases that…

计算与语言 · 计算机科学 2022-03-25 Linyi Yang , Jiazheng Li , Pádraig Cunningham , Yue Zhang , Barry Smyth , Ruihai Dong

Many contrastive and meta-learning approaches learn representations by identifying common features in multiple views. However, the formalism for these approaches generally assumes features to be shared across views to be captured…

机器学习 · 计算机科学 2023-01-31 Adam Jelley , Amos Storkey , Antreas Antoniou , Sam Devlin

Counterfactual explanations (CFs) offer human-centric insights into machine learning predictions by highlighting minimal changes required to alter an outcome. Therefore, CFs can be used as (i) interventions for abnormality prevention and…

Deformable image registration is a fundamental task in medical image processing. Traditional optimization-based methods often struggle with accuracy in dealing with complex deformation. Recently, learning-based methods have achieved good…

图像与视频处理 · 电气工程与系统科学 2025-03-04 Lei Zhou , Nimu Yuan , Katjana Ehrlich , Jinyi Qi

Despite being able to capture a range of features of the data, high accuracy models trained with supervision tend to make similar predictions. This seemingly implies that high-performing models share similar biases regardless of training…

机器学习 · 计算机科学 2022-04-27 Raphael Gontijo-Lopes , Yann Dauphin , Ekin D. Cubuk

Predictive mean matching (PMM) is a popular imputation strategy that imputes missing values by borrowing observed values from other cases with similar expectations. We show that, unlike other imputation strategies, PMM is not guaranteed to…

统计方法学 · 统计学 2025-07-01 Paul T. von Hippel

Data mining and knowledge discovery are essential aspects of extracting valuable insights from vast datasets. Neural topic models (NTMs) have emerged as a valuable unsupervised tool in this field. However, the predominant objective in NTMs,…

人工智能 · 计算机科学 2024-12-24 Xin Gao , Yang Lin , Ruiqing Li , Yasha Wang , Xu Chu , Xinyu Ma , Hailong Yu

Statistical matching methods are widely used in the social and health sciences to estimate causal effects using observational data. Often the objective is to find comparable groups with similar covariate distributions in a dataset, with the…

应用统计 · 统计学 2021-01-19 Felix Bestehorn , Maike Bestehorn , Christian Kirches

Decades of psychological research have been aimed at modeling how people learn features and categories. The empirical validation of these theories is often based on artificial stimuli with simple representations. Recently, deep neural…

计算机视觉与模式识别 · 计算机科学 2018-07-25 Joshua C. Peterson , Joshua T. Abbott , Thomas L. Griffiths