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Many learning tasks in machine learning can be viewed as taking a gradient step towards minimizing the average loss of a batch of examples in each training iteration. When noise is prevalent in the data, this uniform treatment of examples…

机器学习 · 计算机科学 2021-04-06 Negin Majidi , Ehsan Amid , Hossein Talebi , Manfred K. Warmuth

Machine Unlearning aims to remove specific data from trained models, addressing growing privacy and ethical concerns. We provide a theoretical analysis of a simple and widely used method - gradient ascent - used to reverse the influence of…

机器学习 · 计算机科学 2025-10-17 Odelia Melamed , Gilad Yehudai , Gal Vardi

Recent studies show that transformer-based architectures emulate gradient descent during a forward pass, contributing to in-context learning capabilities - an ability where the model adapts to new tasks based on a sequence of prompt…

统计理论 · 数学 2024-05-13 Karthik Duraisamy

We propose a novel explanation method that explains the decisions of a deep neural network by investigating how the intermediate representations at each layer of the deep network were refined during the training process. This way we can a)…

机器学习 · 计算机科学 2021-09-14 Lukas Pfahler , Katharina Morik

Software performance modeling plays a crucial role in developing and maintaining software systems. A performance model analytically describes the relationship between the performance of a system and its runtime activities. This process…

软件工程 · 计算机科学 2024-11-27 Kaveh Shahedi , Heng Li , Maxime Lamothe , Foutse Khomh

Models leak information about their training data. This enables attackers to infer sensitive information about their training sets, notably determine if a data sample was part of the model's training set. The existing works empirically show…

机器学习 · 统计学 2021-02-18 Sasi Kumar Murakonda , Reza Shokri , George Theodorakopoulos

Transfer effects manifest themselves both during training using a fixed data set and in inductive inference using accumulating data. We hypothesize that perturbing the data set by including more samples, instead of perturbing the model by…

机器学习 · 计算机科学 2026-01-01 András Millinghoffer , Bence Bolgár , Péter Antal

The impact of gradient noise on training deep models is widely acknowledged but not well understood. In this context, we study the distribution of gradients during training. We introduce a method, Gradient Clustering, to minimize the…

机器学习 · 计算机科学 2020-07-10 Fartash Faghri , David Duvenaud , David J. Fleet , Jimmy Ba

The aim in imitation learning is to learn effective policies by utilizing near-optimal expert demonstrations. However, high-quality demonstrations from human experts can be expensive to obtain in large numbers. On the other hand, it is…

机器学习 · 计算机科学 2021-10-29 Mengjiao Yang , Sergey Levine , Ofir Nachum

Gradient descent has been a central training principle for artificial neural networks from the early beginnings to today's deep learning networks. The most common implementation is the backpropagation algorithm for training feed-forward…

机器学习 · 计算机科学 2020-06-09 Stefan Jaeger

Active learning continues to remain significant in the industry since it is data efficient. Not only is it cost effective on a constrained budget, continuous refinement of the model allows for early detection and resolution of failure…

计算机视觉与模式识别 · 计算机科学 2021-09-06 Megh Shukla , Shuaib Ahmed

Gradient descent prevails in artificial neural network training, but seems inept for spiking neural networks as small parameter changes can cause sudden, disruptive (dis-)appearances of spikes. Here, we demonstrate exact gradient descent…

神经元与认知 · 定量生物学 2025-01-29 Christian Klos , Raoul-Martin Memmesheimer

Minimizing the empirical risk is a popular training strategy, but for learning tasks where the data may be noisy or heavy-tailed, one may require many observations in order to generalize well. To achieve better performance under less…

机器学习 · 统计学 2018-10-16 Matthew J. Holland , Kazushi Ikeda

Despite their massive success, training successful deep neural networks still largely relies on experimentally choosing an architecture, hyper-parameters, initialization, and training mechanism. In this work, we focus on determining the…

机器学习 · 计算机科学 2021-11-29 Umangi Jain , Harish G. Ramaswamy

Learning curves are a measure for how the performance of machine learning models improves given a certain volume of training data. Over a wide variety of applications and models it was observed that learning curves follow -- to a large…

机器学习 · 计算机科学 2023-10-13 Laura Didyk , Brayden Yarish , Michael A. Beck , Christopher P. Bidinosti , Christopher J. Henry

Training data attribution (TDA) plays a critical role in understanding the influence of individual training data points on model predictions. Gradient-based TDA methods, popularized by \textit{influence function} for their superior…

机器学习 · 计算机科学 2025-09-17 Shiyuan Zhang , Junwei Deng , Juhan Bae , Jiaqi Ma

Gradient-based iterative optimization methods are the workhorse of modern machine learning. They crucially rely on careful tuning of parameters like learning rate and momentum. However, one typically sets them using heuristic approaches…

机器学习 · 计算机科学 2025-12-05 Dravyansh Sharma

Widespread adoption of deep models has motivated a pressing need for approaches to interpret network outputs and to facilitate model debugging. Instance attribution methods constitute one means of accomplishing these goals by retrieving…

计算与语言 · 计算机科学 2021-04-12 Pouya Pezeshkpour , Sarthak Jain , Byron C. Wallace , Sameer Singh

Feedback alignment algorithms are an alternative to backpropagation to train neural networks, whereby some of the partial derivatives that are required to compute the gradient are replaced by random terms. This essentially transforms the…

机器学习 · 计算机科学 2023-06-06 Dominique Chu , Florian Bacho

Complex planning and scheduling problems have long been solved using various optimization or heuristic approaches. In recent years, imitation learning that aims to learn from expert demonstrations has been proposed as a viable alternative…

机器学习 · 计算机科学 2024-05-24 Qian Shao , Pradeep Varakantham , Shih-Fen Cheng