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We introduce a simple and intuitive framework that provides quantitative explanations of statistical models through the probabilistic assessment of input feature importance. The core idea comes from utilizing the Dirichlet distribution to…

机器学习 · 统计学 2022-09-20 Kamil Adamczewski , Frederik Harder , Mijung Park

In the field of Machine Learning (ML) and data-driven applications, one of the significant challenge is the change in data distribution between the training and deployment stages, commonly known as distribution shift. This paper outlines…

机器学习 · 计算机科学 2025-07-30 Lakpa Tamang , Mohamed Reda Bouadjenek , Richard Dazeley , Sunil Aryal

Many methods for estimating conditional average treatment effects (CATEs) can be expressed as weighted pseudo-outcome regressions (PORs). Previous comparisons of POR techniques have paid careful attention to the choice of pseudo-outcome…

统计方法学 · 统计学 2024-02-06 Aaron Fisher

We have formulated elastic seismic full waveform inversion (FWI) within a deep learning environment. In our formulation, a recurrent neural network is set up with rules enforcing elastic wave propagation, with the wavefield projected onto a…

地球物理 · 物理学 2021-01-25 Tianze Zhang , Jian Sun , Kristopher A. Innanen , Daniel Trad

Knowledge distillation is an effective technique that transfers knowledge from a large teacher model to a shallow student. However, just like massive classification, large scale knowledge distillation also imposes heavy computational costs…

机器学习 · 计算机科学 2018-12-04 Minghan Li , Tanli Zuo , Ruicheng Li , Martha White , Weishi Zheng

Modern wireless networks face critical challenges when mobile users traverse heterogeneous network configurations with varying antenna layouts, carrier frequencies, and scattering statistics. Traditional predictors degrade under…

分布式、并行与集群计算 · 计算机科学 2025-09-19 Muhammad Ahmed Mohsin , Muhammad Umer , Ahsan Bilal , Muhammad Ibtsaam Qadir , Muhammad Ali Jamshed , Dean F. Hougen , John M. Cioffi

Ongoing studies have identified similarities between neural representations in biological networks and in deep artificial neural networks. This has led to renewed interest in developing analogies between the backpropagation learning…

神经与进化计算 · 计算机科学 2019-06-11 Theodore H. Moskovitz , Ashok Litwin-Kumar , L. F. Abbott

In the workflow of Full-Waveform Inversion (FWI), we often tune the parameters of the inversion to help us avoid cycle skipping and obtain high resolution models. For example, typically start by using objective functions that avoid cycle…

地球物理 · 物理学 2020-02-11 Bingbing Sun , Tariq Alkhalifah

Reliable uncertainty estimates are an important tool for helping autonomous agents or human decision makers understand and leverage predictive models. However, existing approaches to estimating uncertainty largely ignore the possibility of…

机器学习 · 计算机科学 2020-05-22 Sangdon Park , Osbert Bastani , James Weimer , Insup Lee

Missing value imputation is a crucial preprocessing step for many machine learning problems. However, it is often considered as a separate subtask from downstream applications such as classification, regression, or clustering, and thus is…

机器学习 · 计算机科学 2024-05-02 Adam Catto , Nan Jia , Ansaf Salleb-Aouissi , Anita Raja

Transfer learning aims to learn robust classifiers for the target domain by leveraging knowledge from a source domain. Since the source and the target domains are usually from different distributions, existing methods mainly focus on…

机器学习 · 计算机科学 2019-09-19 Jindong Wang , Yiqiang Chen , Wenjie Feng , Han Yu , Meiyu Huang , Qiang Yang

In a typical supervised machine learning setting, the predictions on all test instances are based on a common subset of features discovered during model training. However, using a different subset of features that is most informative for…

机器学习 · 计算机科学 2021-06-10 Yasitha Warahena Liyanage , Daphney-Stavroula Zois , Charalampos Chelmis

Class Incremental Semantic Segmentation (CISS) aims to mitigate catastrophic forgetting by maintaining a balance between previously learned and newly introduced knowledge. Existing methods, primarily based on regularization techniques like…

计算机视觉与模式识别 · 计算机科学 2025-07-01 Zechao Sun , Shuying Piao , Haolin Jin , Chang Dong , Lin Yue , Weitong Chen , Luping Zhou

Most of the existing learning models, particularly deep neural networks, are reliant on large datasets whose hand-labeling is expensive and time demanding. A current trend is to make the learning of these models frugal and less dependent on…

计算机视觉与模式识别 · 计算机科学 2022-12-12 Sebastien Deschamps , Hichem Sahbi

Importance sampling (IS) is a common reweighting strategy for off-policy prediction in reinforcement learning. While it is consistent and unbiased, it can result in high variance updates to the weights for the value function. In this work,…

机器学习 · 计算机科学 2019-11-15 Matthew Schlegel , Wesley Chung , Daniel Graves , Jian Qian , Martha White

Tie strength prediction, sometimes named weight prediction, is vital in exploring the diversity of connectivity pattern emerged in networks. Due to the fundamental significance, it has drawn much attention in the field of network analysis…

社会与信息网络 · 计算机科学 2020-01-16 Zhen Liu , Hu li , Chao Wang

Estimation of individualized treatment effects (ITE) from observational studies is a fundamental problem in causal inference and holds significant importance across domains, including healthcare. However, limited observational datasets pose…

机器学习 · 计算机科学 2024-02-14 Vinod Kumar Chauhan , Jiandong Zhou , Ghadeer Ghosheh , Soheila Molaei , David A. Clifton

Deep neural networks perform well on classification tasks where data streams are i.i.d. and labeled data is abundant. Challenges emerge with non-stationary training data streams such as continual learning. One powerful approach that has…

Dealing with distribution shifts is one of the central challenges for modern machine learning. One fundamental situation is the covariate shift, where the input distributions of data change from training to testing stages while the…

机器学习 · 计算机科学 2024-05-28 Yu-Jie Zhang , Zhen-Yu Zhang , Peng Zhao , Masashi Sugiyama

Deep learning has revolutionized many industries by enabling models to automatically learn complex patterns from raw data, reducing dependence on manual feature engineering. However, deep learning algorithms are sensitive to input data, and…

机器学习 · 计算机科学 2025-07-21 Mert Sehri , Zehui Hua , Francisco de Assis Boldt , Patrick Dumond