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A long-term goal of reinforcement learning is to design agents that can autonomously interact and learn in the world. A critical challenge to such autonomy is the presence of irreversible states which require external assistance to recover…

机器学习 · 计算机科学 2022-10-20 Annie Xie , Fahim Tajwar , Archit Sharma , Chelsea Finn

Objectives: This study aims to investigate the readability and understandability of bitwise operators in programming, with the main hypothesis that there will be a difference in the performance metrics (response time and error rate) between…

软件工程 · 计算机科学 2025-10-28 Shubham Joshi

Pretraining data selection has the potential to improve language model pretraining efficiency by utilizing higher-quality data from massive web data corpora. Current data selection methods, which rely on either hand-crafted rules or larger…

计算与语言 · 计算机科学 2024-11-19 Zichun Yu , Spandan Das , Chenyan Xiong

Objective. Annotation is expensive but essential for clinical note review and clinical natural language processing (cNLP). However, the extent to which computer-generated pre-annotation is beneficial to human annotation is still an open…

Modern deep models are trained on large real-world datasets, where data quality varies and redundancy is common. Data-centric approaches such as dataset pruning have shown promise in improving training efficiency and model performance.…

机器学习 · 计算机科学 2025-07-18 Suorong Yang , Peijia Li , Yujie Liu , Zhiming Xu , Peng Ye , Wanli Ouyang , Furao Shen , Dongzhan Zhou

Performative prediction is a framework for learning models that influence the data they intend to predict. We focus on finding classifiers that are performatively stable, i.e. optimal for the data distribution they induce. Standard…

机器学习 · 计算机科学 2025-02-07 Mehrnaz Mofakhami , Ioannis Mitliagkas , Gauthier Gidel

In educational technology and learning sciences, there are multiple uses for a predictive model of whether a student will perform a task correctly or not. For example, an intelligent tutoring system may use such a model to estimate whether…

人工智能 · 计算机科学 2015-01-13 April Galyardt , Ilya Goldin

In this paper, we present a data science automation system called Prediction Factory. The system uses several key automation algorithms to enable data scientists to rapidly develop predictive models and share them with domain experts. To…

机器学习 · 计算机科学 2018-11-30 Gaurav Sheni , Benjamin Schreck , Roy Wedge , James Max Kanter , Kalyan Veeramachaneni

Modern recommender systems may output considerably different recommendations due to small perturbations in the training data. Changes in the data from a single user will alter the recommendations as well as the recommendations of other…

信息检索 · 计算机科学 2024-02-07 Sejoon Oh , Berk Ustun , Julian McAuley , Srijan Kumar

Estimating the effect of treatments from natural experiments, where treatments are pre-assigned, is an important and well-studied problem. We introduce a novel natural experiment dataset obtained from an early childhood literacy nonprofit.…

机器学习 · 统计学 2024-09-10 R. Teal Witter , Christopher Musco

Learning diverse skills for quadruped robots presents significant challenges, such as mastering complex transitions between different skills and handling tasks of varying difficulty. Existing imitation learning methods, while successful,…

机器人学 · 计算机科学 2025-03-06 Jiaxin Tu , Xiaoyi Wei , Yueqi Zhang , Taixian Hou , Xiaofei Gao , Zhiyan Dong , Peng Zhai , Lihua Zhang

Classification models are very sensitive to data uncertainty, and finding robust classifiers that are less sensitive to data uncertainty has raised great interest in the machine learning literature. This paper aims to construct robust…

机器学习 · 统计学 2022-03-01 Vali Asimit , Ioannis Kyriakou , Simone Santoni , Salvatore Scognamiglio , Rui Zhu

Data wrangling tasks such as obtaining and linking data from various sources, transforming data formats, and correcting erroneous records, can constitute up to 80% of typical data engineering work. Despite the rise of machine learning and…

Presentation bias is one of the key challenges when learning from implicit feedback in search engines, as it confounds the relevance signal. While it was recently shown how counterfactual learning-to-rank (LTR) approaches…

信息检索 · 计算机科学 2018-12-14 Aman Agarwal , Ivan Zaitsev , Xuanhui Wang , Cheng Li , Marc Najork , Thorsten Joachims

Reinforcement learning provides a general framework for flexible decision making and control, but requires extensive data collection for each new task that an agent needs to learn. In other machine learning fields, such as natural language…

机器学习 · 计算机科学 2020-11-20 Avi Singh , Huihan Liu , Gaoyue Zhou , Albert Yu , Nicholas Rhinehart , Sergey Levine

Auxiliary information can increase the efficiency of survey estimators through an assisting model when the model captures some of the relationship between the auxiliary data and the study variables. Despite their superior properties,…

统计方法学 · 统计学 2017-12-18 Kelly S. McConville , Daniell Toth

The shift from the understanding and prediction of processes to their optimization offers great benefits to businesses and other organizations. Precisely timed process interventions are the cornerstones of effective optimization.…

机器学习 · 计算机科学 2023-06-08 Hans Weytjens , Wouter Verbeke , Jochen De Weerdt

This paper presents a novel concept to support physically impaired humans in daily object manipulation tasks with a robot. Given a user's manipulation sequence, we propose a predictive model that uniquely casts the user's sequential…

机器人学 · 计算机科学 2023-09-11 Theodoros Stouraitis , Michael Gienger

Decision-making is a cognitively intensive task that requires synthesizing relevant information from multiple unstructured sources, weighing competing factors, and incorporating subjective user preferences. Existing methods, including large…

计算与语言 · 计算机科学 2026-04-21 Akriti Jain , Anish Mulay , Divyansh Verma , Aishani Pandey , Pritika Ramu , Aparna Garimella

Predictive process monitoring is a subfield of process mining that aims to estimate case or event features for running process instances. Such predictions are of significant interest to the process stakeholders. However, most of the…