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Many high-dimensional data sets suffer from hidden confounding which affects both the predictors and the response of interest. In such situations, standard regression methods or algorithms lead to biased estimates. This paper substantially…

统计方法学 · 统计学 2024-12-17 Cyrill Scheidegger , Zijian Guo , Peter Bühlmann

Deep learning has achieved impressive performance in many domains, such as computer vision and natural language processing, but its advantage over classical shallow methods on tabular datasets remains questionable. It is especially…

机器学习 · 计算机科学 2023-08-25 Witold Wydmański , Oleksii Bulenok , Marek Śmieja

Although the parallel corpus has an irreplaceable role in machine translation, its scale and coverage is still beyond the actual needs. Non-parallel corpus resources on the web have an inestimable potential value in machine translation and…

计算与语言 · 计算机科学 2014-05-23 Lijiang Chen

Most existing methods determine relation types only after all the entities have been recognized, thus the interaction between relation types and entity mentions is not fully modeled. This paper presents a novel paradigm to deal with…

计算与语言 · 计算机科学 2018-11-12 Ryuichi Takanobu , Tianyang Zhang , Jiexi Liu , Minlie Huang

We propose a new fast fully unsupervised method to discover semantic patterns. Our algorithm is able to hierarchically find visual categories and produce a segmentation mask where previous methods fail. Through the modeling of what is a…

计算机视觉与模式识别 · 计算机科学 2021-02-25 Francesco Pelosin , Andrea Gasparetto , Andrea Albarelli , Andrea Torsello

Entity resolution is a widely studied problem with several proposals to match records across relations. Matching textual content is a widespread task in many applications, such as question answering and search. While recent methods achieve…

数据库 · 计算机科学 2021-12-17 Naser Ahmadi , Hansjorg Sand , Paolo Papotti

The problem of comparing two bodies of text and searching for words that differ in their usage between them arises often in digital humanities and computational social science. This is commonly approached by training word embeddings on each…

计算与语言 · 计算机科学 2021-12-30 Hila Gonen , Ganesh Jawahar , Djamé Seddah , Yoav Goldberg

Query expansion is an effective approach for mitigating vocabulary mismatch between queries and documents in information retrieval. One recent line of research uses language models to generate query-related contexts for expansion. Along…

计算与语言 · 计算机科学 2022-10-14 Linqing Liu , Minghan Li , Jimmy Lin , Sebastian Riedel , Pontus Stenetorp

Sparse approximations using highly over-complete dictionaries is a state-of-the-art tool for many imaging applications including denoising, super-resolution, compressive sensing, light-field analysis, and object recognition. Unfortunately,…

计算机视觉与模式识别 · 计算机科学 2014-12-03 Ali Ayremlou , Thomas Goldstein , Ashok Veeraraghavan , Richard Baraniuk

The deep neural network (DNN) has been proven effective in various domains. However, they often struggle to perform well on certain minority groups during inference, despite showing strong performance on the majority of data groups. This is…

机器学习 · 计算机科学 2023-12-11 Jiaxu Zhao , Lu Yin , Shiwei Liu , Meng Fang , Mykola Pechenizkiy

We consider the problem of distributed learning, where a network of agents collectively aim to agree on a hypothesis that best explains a set of distributed observations of conditionally independent random processes. We propose a…

最优化与控制 · 数学 2017-04-12 Angelia Nedić , Alex Olshevsky , César A. Uribe

Diffusion models have demonstrated exceptional capabilities in generating a broad spectrum of visual content, yet their proficiency in rendering text is still limited: they often generate inaccurate characters or words that fail to blend…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Jianyi Zhang , Yufan Zhou , Jiuxiang Gu , Curtis Wigington , Tong Yu , Yiran Chen , Tong Sun , Ruiyi Zhang

Automatic detection of hate and abusive language is essential to combat its online spread. Moreover, recognising and explaining hate speech serves to educate people about its negative effects. However, most current detection models operate…

计算与语言 · 计算机科学 2025-05-06 Paloma Piot , Javier Parapar

Concepts and methods of complex networks have been employed to uncover patterns in a myriad of complex systems. Unfortunately, the relevance and significance of these patterns strongly depends on the reliability of the data sets. In the…

社会与信息网络 · 计算机科学 2015-02-05 Diego R. Amancio , Osvaldo N. Oliveira , Luciano da F. Costa

Large Language Models (LLMs) have achieved remarkable performance by capturing complex interactions between input features. To identify these interactions, most existing approaches require enumerating all possible combinations of features…

机器学习 · 计算机科学 2025-10-27 Landon Butler , Abhineet Agarwal , Justin Singh Kang , Yigit Efe Erginbas , Bin Yu , Kannan Ramchandran

In this paper, we propose a new model that is capable of recognizing overlapping mentions. We introduce a novel notion of mention separators that can be effectively used to capture how mentions overlap with one another. On top of a novel…

计算与语言 · 计算机科学 2018-10-23 Aldrian Obaja Muis , Wei Lu

This paper presents a model for disfluency detection in spontaneous speech transcripts called LSTM Noisy Channel Model. The model uses a Noisy Channel Model (NCM) to generate n-best candidate disfluency analyses and a Long Short-Term Memory…

计算与语言 · 计算机科学 2018-08-29 Paria Jamshid Lou , Mark Johnson

Understanding unstructured text is a major goal within natural language processing. Comprehension tests pose questions based on short text passages to evaluate such understanding. In this work, we investigate machine comprehension on the…

计算与语言 · 计算机科学 2016-03-30 Adam Trischler , Zheng Ye , Xingdi Yuan , Jing He , Phillip Bachman , Kaheer Suleman

There have been two separate lines of work on estimating Ising models: (1) estimating them from multiple independent samples under minimal assumptions about the model's interaction matrix; and (2) estimating them from one sample in…

This paper studies hypothesis testing and parameter estimation in the context of the divide and conquer algorithm. In a unified likelihood based framework, we propose new test statistics and point estimators obtained by aggregating various…

统计理论 · 数学 2015-09-21 Heather Battey , Jianqing Fan , Han Liu , Junwei Lu , Ziwei Zhu
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