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To comply with AI and data regulations, the need to forget private or copyrighted information from trained machine learning models is increasingly important. The key challenge in unlearning is forgetting the necessary data in a timely…

机器学习 · 计算机科学 2024-12-03 Jack Foster , Kyle Fogarty , Stefan Schoepf , Zack Dugue , Cengiz Öztireli , Alexandra Brintrup

We consider the problem of Imitation Learning (IL) by actively querying noisy expert for feedback. While imitation learning has been empirically successful, much of prior work assumes access to noiseless expert feedback which is not…

机器学习 · 计算机科学 2023-07-12 Ayush Sekhari , Karthik Sridharan , Wen Sun , Runzhe Wu

We define an online learning and optimization problem with discrete and irreversible decisions contributing toward a coverage target. In each period, a decision-maker selects facilities to open, receives information on the success of each…

机器学习 · 计算机科学 2026-03-06 Alexandre Jacquillat , Michael Lingzhi Li

Finetuning large language models on instruction data is crucial for enhancing pre-trained knowledge and improving instruction-following capabilities. As instruction datasets proliferate, selecting optimal data for effective training becomes…

计算与语言 · 计算机科学 2024-09-18 Simon Yu , Liangyu Chen , Sara Ahmadian , Marzieh Fadaee

We develop a Bayesian model for decision-making under time pressure with endogenous information acquisition. In our model, the decision maker decides when to observe (costly) information by sampling an underlying continuous-time stochastic…

人工智能 · 计算机科学 2016-10-25 Ahmed M. Alaa , Mihaela van der Schaar

Information Retriever (IR) aims to find the relevant documents (e.g. snippets, passages, and articles) to a given query at large scale. IR plays an important role in many tasks such as open domain question answering and dialogue systems,…

计算与语言 · 计算机科学 2022-06-01 Man Luo

Machine learning algorithms are increasingly used for consequential decision making regarding individuals based on their relevant features. Features that are relevant for accurate decisions may however lead to either explicit or implicit…

机器学习 · 计算机科学 2021-06-09 Sajad Khodadadian , Mohamed Nafea , AmirEmad Ghassami , Negar Kiyavash

Collecting the most informative data from a large dataset distributed over a network is a fundamental problem in many fields, including control, signal processing and machine learning. In this paper, we establish a connection between…

系统与控制 · 电气工程与系统科学 2024-06-05 Xu Zhang , Marcos M. Vasconcelos

The problem of selection, storage, search and analysis of information about the state, functioning and interaction of elements of complex hierarchical network systems is considered. The principles of construction of information models of…

物理与社会 · 物理学 2021-06-17 Olexandr Polishchuk , Mykhailo Yadzhak

The principles of statistical mechanics and information theory play an important role in learning and have inspired both theory and the design of numerous machine learning algorithms. The new aspect in this paper is a focus on integrating…

数据分析、统计与概率 · 物理学 2015-05-13 Susanne Still

A new line of research for feature selection based on neural networks has recently emerged. Despite its superiority to classical methods, it requires many training iterations to converge and detect informative features. The computational…

机器学习 · 计算机科学 2022-11-29 Ghada Sokar , Zahra Atashgahi , Mykola Pechenizkiy , Decebal Constantin Mocanu

The ability to learn more and more concepts over time from incrementally arriving data is essential for the development of a life-long learning system. However, deep neural networks often suffer from forgetting previously learned concepts…

机器学习 · 计算机科学 2019-07-08 Huaiyu Li , Weiming Dong , Bao-Gang Hu

Learning Bayesian networks is often cast as an optimization problem, where the computational task is to find a structure that maximizes a statistically motivated score. By and large, existing learning tools address this optimization problem…

机器学习 · 计算机科学 2013-01-30 Nir Friedman , Iftach Nachman , Dana Pe'er

Recent work has demonstrated that problems-- particularly imitation learning and structured prediction-- where a learner's predictions influence the input-distribution it is tested on can be naturally addressed by an interactive approach…

机器学习 · 计算机科学 2014-06-24 Stephane Ross , J. Andrew Bagnell

Information Extraction (IE) seeks to derive structured information from unstructured texts, often facing challenges in low-resource scenarios due to data scarcity and unseen classes. This paper presents a review of neural approaches to…

计算与语言 · 计算机科学 2024-10-29 Shumin Deng , Yubo Ma , Ningyu Zhang , Yixin Cao , Bryan Hooi

While traditional systems for Open Information Extraction were statistical and rule-based, recently neural models have been introduced for the task. Our work builds upon CopyAttention, a sequence generation OpenIE model (Cui et. al., 2018).…

计算与语言 · 计算机科学 2020-05-19 Keshav Kolluru , Samarth Aggarwal , Vipul Rathore , Mausam , Soumen Chakrabarti

The recent proliferation of large-scale text-to-image models has led to growing concerns that such models may be misused to generate harmful, misleading, and inappropriate content. Motivated by this issue, we derive a technique inspired by…

机器学习 · 计算机科学 2023-10-18 Alvin Heng , Harold Soh

We propose a novel approach for class incremental online learning in a limited data setting. This problem setting is challenging because of the following constraints: (1) Classes are given incrementally, which necessitates a class…

机器学习 · 计算机科学 2021-06-15 Mohammed Asad Karim , Vinay Kumar Verma , Pravendra Singh , Vinay Namboodiri , Piyush Rai

Information extraction (IE) has been studied extensively. The existing methods always follow a fixed extraction order for complex IE tasks with multiple elements to be extracted in one instance such as event extraction. However, we conduct…

计算与语言 · 计算机科学 2024-03-26 Wenhao Huang , Jiaqing Liang , Zhixu Li , Yanghua Xiao , Chuanjun Ji

Continual learning algorithms aim to learn from a sequence of tasks. In order to avoid catastrophic forgetting, most existing approaches rely on heuristics and do not provide computable learning guarantees. In this paper, we introduce…

机器学习 · 计算机科学 2026-02-27 Jacob Comeau , Mathieu Bazinet , Pascal Germain , Cem Subakan