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We consider models in which two sets of matched two-level systems are coupled to a common oscillator in the case where the oscillator energy is small relative to the two-level transition energies. Since the two sets of two-level systems are…

其他凝聚态物理 · 物理学 2007-05-23 Peter L. Hagelstein , Irfan U. Chaudhary

Label smoothing (LS) is an arising learning paradigm that uses the positively weighted average of both the hard training labels and uniformly distributed soft labels. It was shown that LS serves as a regularizer for training data with hard…

机器学习 · 计算机科学 2022-06-28 Jiaheng Wei , Hangyu Liu , Tongliang Liu , Gang Niu , Masashi Sugiyama , Yang Liu

In multi-task learning, a learner is given a collection of prediction tasks and needs to solve all of them. In contrast to previous work, which required that annotated training data is available for all tasks, we consider a new setting, in…

机器学习 · 统计学 2017-06-09 Anastasia Pentina , Christoph H. Lampert

Learning algorithms need bias to generalize and perform better than random guessing. We examine the flexibility (expressivity) of biased algorithms. An expressive algorithm can adapt to changing training data, altering its outcome based on…

机器学习 · 统计学 2019-11-13 Julius Lauw , Dominique Macias , Akshay Trikha , Julia Vendemiatti , George D. Montanez

In this work, we explore the interplay between information and computation in non-linear transform-based compression for broad classes of modern information-processing tasks. We first investigate two emerging nonlinear data transformation…

信息论 · 计算机科学 2025-06-23 Connor Ding , Abhiram Rao Gorle , Jiwon Jeong , Naomi Sagan , Tsachy Weissman

As we exhaust methods that reduces variance without introducing bias, reducing variance in experiments often requires accepting some bias, using methods like winsorization or surrogate metrics. While this bias-variance tradeoff can be…

统计方法学 · 统计学 2025-11-05 Daniel Ting , Kenneth Hung

With increasing applications of semantic segmentation, numerous datasets have been proposed in the past few years. Yet labeling remains expensive, thus, it is desirable to jointly train models across aggregations of datasets to enhance data…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Dongwan Kim , Yi-Hsuan Tsai , Yumin Suh , Masoud Faraki , Sparsh Garg , Manmohan Chandraker , Bohyung Han

A number of labeling systems based on text have been proposed to help monitor work on the United Nations (UN) Sustainable Development Goals (SDGs). Here, we present a systematic comparison of systems using a variety of text sources and show…

计算与语言 · 计算机科学 2023-02-02 Dirk U. Wulff , Dominik S. Meier , Rui Mata

We propose a novel adaptive transfer learning framework, learning to transfer learn (L2TL), to improve performance on a target dataset by careful extraction of the related information from a source dataset. Our framework considers…

机器学习 · 计算机科学 2020-07-17 Linchao Zhu , Sercan O. Arik , Yi Yang , Tomas Pfister

Large data-driven image models are extensively used to support creative and artistic work. Under the currently predominant distribution-fitting paradigm, a dataset is treated as ground truth to be approximated as closely as possible. Yet,…

机器学习 · 计算机科学 2023-06-16 Sebastian Berns , Simon Colton , Christian Guckelsberger

We propose a novel sample selection method for image classification in the presence of noisy labels. Existing methods typically consider small-loss samples as correctly labeled. However, some correctly labeled samples are inherently…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Weiran Pan , Wei Wei , Feida Zhu , Yong Deng

Machine learning models trained on real-world data may inadvertently make biased predictions that negatively impact marginalized communities. Reweighting, which assigns a weight to each data point used during model training, can mitigate…

Multi-output regression seeks to borrow strength and leverage commonalities across different but related outputs in order to enhance learning and prediction accuracy. A fundamental assumption is that the output/group membership labels for…

机器学习 · 统计学 2023-07-04 Seokhyun Chung , Raed Al Kontar , Zhenke Wu

Language style transfer has attracted more and more attention in the past few years. Recent researches focus on improving neural models targeting at transferring from one style to the other with labeled data. However, transferring across…

计算与语言 · 计算机科学 2019-06-04 Hongyu Zang , Xiaojun Wan

In supervised learning, the estimation of prediction error on unlabeled test data is an important task. Existing methods are usually built on the assumption that the training and test data are sampled from the same distribution, which is…

统计方法学 · 统计学 2022-09-30 Hui Xu , Robert Tibshirani

Machine Learning often involves various imprecise labels, leading to diverse weakly supervised settings. While recent methods aim for universal handling, they usually suffer from complex manual pre-work, ignore the relationships between…

机器学习 · 计算机科学 2026-03-03 Ziquan Wang , Haobo Wang , Ke Chen , Lei Feng , Gang Chen

Semi-supervised learning (SSL) addresses the lack of labeled data by exploiting large unlabeled data through pseudolabeling. However, in the extremely low-label regime, pseudo labels could be incorrect, a.k.a. the confirmation bias, and the…

计算机视觉与模式识别 · 计算机科学 2022-05-09 Xun Xu , Jingyi Liao , Lile Cai , Manh Cuong Nguyen , Kangkang Lu , Wanyue Zhang , Yasin Yazici , Chuan Sheng Foo

Changes in the data distribution at test time can have deleterious effects on the performance of predictive models $p(y|x)$. We consider situations where there are additional meta-data labels (such as group labels), denoted by $z$, that can…

机器学习 · 统计学 2023-11-30 Qingyao Sun , Kevin Murphy , Sayna Ebrahimi , Alexander D'Amour

Multi-task Learning (MTL) for classification with disjoint datasets aims to explore MTL when one task only has one labeled dataset. In existing methods, for each task, the unlabeled datasets are not fully exploited to facilitate this task.…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Yan Hong , Li Niu , Jianfu Zhang , Liqing Zhang

Cross-lingual transfer (CLT) is of various applications. However, labeled cross-lingual corpus is expensive or even inaccessible, especially in the fields where labels are private, such as diagnostic results of symptoms in medicine and user…

计算与语言 · 计算机科学 2022-06-15 Yinpeng Guo , Liangyou Li , Xin Jiang , Qun Liu