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Unsupervised Domain Adaptation (UDA) addresses the problem of performance degradation due to domain shift between training and testing sets, which is common in computer vision applications. Most existing UDA approaches are based on…

Computer Vision and Pattern Recognition · Computer Science 2019-05-14 Songsong Wu , Yan Yan , Hao Tang , Jianjun Qian , Jian Zhang , Xiao-Yuan Jing

Partial label learning (PLL) is a typical weakly supervised learning problem, where each training example is associated with a set of candidate labels among which only one is true. Most existing PLL approaches assume that the incorrect…

Machine Learning · Computer Science 2021-10-27 Ning Xu , Congyu Qiao , Xin Geng , Min-Ling Zhang

Labeling a module defective or non-defective is an expensive task. Hence, there are often limits on how much-labeled data is available for training. Semi-supervised classifiers use far fewer labels for training models. However, there are…

Software Engineering · Computer Science 2024-02-16 Suvodeep Majumder , Joymallya Chakraborty , Tim Menzies

Recently, researches related to unsupervised disentanglement learning with deep generative models have gained substantial popularity. However, without introducing supervision, there is no guarantee that the factors of interest can be…

Machine Learning · Computer Science 2020-03-13 Junxiang Chen , Kayhan Batmanghelich

Partial label learning (PLL) learns from training examples each associated with multiple candidate labels, among which only one is valid. In recent years, benefiting from the strong capability of dealing with ambiguous supervision and the…

Artificial Intelligence · Computer Science 2024-02-28 Qian-Wei Wang , Bowen Zhao , Mingyan Zhu , Tianxiang Li , Zimo Liu , Shu-Tao Xia

Real-world text classification tasks often require many labeled training examples that are expensive to obtain. Recent advancements in machine teaching, specifically the data programming paradigm, facilitate the creation of training data…

Machine Learning · Computer Science 2020-02-05 Neil Mallinar , Abhishek Shah , Tin Kam Ho , Rajendra Ugrani , Ayush Gupta

Neural models, in particular the d-vector and x-vector architectures, have produced state-of-the-art performance on many speaker verification tasks. However, two potential problems of these neural models deserve more investigation. Firstly,…

Audio and Speech Processing · Electrical Eng. & Systems 2019-02-19 Lantian Li , Zhiyuan Tang , Ying Shi , Dong Wang

In the weakly supervised learning paradigm, labeling functions automatically assign heuristic, often noisy, labels to data samples. In this work, we provide a method for learning from weak labels by separating two types of complementary…

Machine Learning · Computer Science 2022-10-26 Andreas Stephan , Vasiliki Kougia , Benjamin Roth

Probabilistic linear discriminant analysis (PLDA) or cosine similarity have been widely used in traditional speaker verification systems as back-end techniques to measure pairwise similarities. To make better use of multiple enrollment…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-25 Chang Zeng , Xin Wang , Erica Cooper , Xiaoxiao Miao , Junichi Yamagishi

Programmatic weak supervision creates models without hand-labeled training data by combining the outputs of heuristic labelers. Existing frameworks make the restrictive assumption that labelers output a single class label. Enabling users to…

Machine Learning · Computer Science 2022-03-28 Peilin Yu , Tiffany Ding , Stephen H. Bach

Deep learning has revolutionized the performance of classification, but meanwhile demands sufficient labeled data for training. Given insufficient data, while many techniques have been developed to help combat overfitting, the challenge…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Xiaofeng Zhang , Zhangyang Wang , Dong Liu , Qing Ling

Partial-label learning (PLL) is an important branch of weakly supervised learning where the single ground truth resides in a set of candidate labels, while the research rarely considers the label imbalance. A recent study for imbalanced…

Machine Learning · Computer Science 2023-03-08 Mingyu Xu , Zheng Lian

Adapting large language models (LLMs) to specific domains often faces a critical bottleneck: the scarcity of high-quality, human-curated data. While large volumes of unchecked data are readily available, indiscriminately using them for…

Computation and Language · Computer Science 2025-09-09 Jian Wu , Hang Yu , Bingchang Liu , Wenjie Yang , Peng Di , Jianguo Li , Yue Zhang

The field of machine learning has recently made significant progress in reducing the requirements for labelled training data when building new models. These `cheaper' learning techniques hold significant potential for the social sciences,…

Computation and Language · Computer Science 2025-07-29 Leonardo Castro-Gonzalez , Yi-Ling Chung , Hannak Rose Kirk , John Francis , Angus R. Williams , Pica Johansson , Jonathan Bright

Based on recent advances in natural language modeling and those in text generation capabilities, we propose a novel data augmentation method for text classification tasks. We use a powerful pre-trained neural network model to artificially…

Computation and Language · Computer Science 2019-11-28 Ateret Anaby-Tavor , Boaz Carmeli , Esther Goldbraich , Amir Kantor , George Kour , Segev Shlomov , Naama Tepper , Naama Zwerdling

Learning visual knowledge from massive weakly-labeled web videos has attracted growing research interests thanks to the large corpus of easily accessible video data on the Internet. However, for video action recognition, the action of…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Kunpeng Li , Zizhao Zhang , Guanhang Wu , Xuehan Xiong , Chen-Yu Lee , Zhichao Lu , Yun Fu , Tomas Pfister

Audio Event Detection is an important task for content analysis of multimedia data. Most of the current works on detection of audio events is driven through supervised learning approaches. We propose a weakly supervised learning framework…

Sound · Computer Science 2016-06-14 Anurag Kumar , Bhiksha Raj

Weak supervision has shown promising results in many natural language processing tasks, such as Named Entity Recognition (NER). Existing work mainly focuses on learning deep NER models only with weak supervision, i.e., without any human…

Computation and Language · Computer Science 2021-08-03 Haoming Jiang , Danqing Zhang , Tianyu Cao , Bing Yin , Tuo Zhao

The amount of labeled data to train models for speech tasks is limited for most languages, however, the data scarcity is exacerbated for speech translation which requires labeled data covering two different languages. To address this issue,…

Computation and Language · Computer Science 2022-10-20 Changhan Wang , Hirofumi Inaguma , Peng-Jen Chen , Ilia Kulikov , Yun Tang , Wei-Ning Hsu , Michael Auli , Juan Pino

Data augmentation (DA) has gained widespread popularity in deep speaker models due to its ease of implementation and significant effectiveness. It enriches training data by simulating real-life acoustic variations, enabling deep neural…

Sound · Computer Science 2024-02-07 Zhenyu Zhou , Junhui Chen , Namin Wang , Lantian Li , Dong Wang