English
Related papers

Related papers: Discriminative feature generation for classificati…

200 papers

In this work, we present a method for unsupervised domain adaptation. Many adversarial learning methods train domain classifier networks to distinguish the features as either a source or target and train a feature generator network to mimic…

Computer Vision and Pattern Recognition · Computer Science 2018-04-04 Kuniaki Saito , Kohei Watanabe , Yoshitaka Ushiku , Tatsuya Harada

Handling imbalance in class distribution when building a classifier over tabular data has been a problem of long-standing interest. One popular approach is augmenting the training dataset with synthetically generated data. While classical…

Machine Learning · Computer Science 2025-02-20 Annie D'souza , Swetha M , Sunita Sarawagi

Even when aggregate accuracy is high, state-of-the-art NLP models often fail systematically on specific subgroups of data, resulting in unfair outcomes and eroding user trust. Additional data collection may not help in addressing these…

Computation and Language · Computer Science 2023-05-30 Zexue He , Marco Tulio Ribeiro , Fereshte Khani

The proposed method, Discriminator Guidance, aims to improve sample generation of pre-trained diffusion models. The approach introduces a discriminator that gives explicit supervision to a denoising sample path whether it is realistic or…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Dongjun Kim , Yeongmin Kim , Se Jung Kwon , Wanmo Kang , Il-Chul Moon

Generative adversarial networks (GANs) have shown great success in applications such as image generation and inpainting. However, they typically require large datasets, which are often not available, especially in the context of prediction…

Machine Learning · Computer Science 2020-01-31 Daniel Stoller , Sebastian Ewert , Simon Dixon

Anomaly detection is often considered a challenging field of machine learning due to the difficulty of obtaining anomalous samples for training and the need to obtain a sufficient amount of training data. In recent years, autoencoders have…

Machine Learning · Computer Science 2018-10-15 Yotam Intrator , Gilad Katz , Asaf Shabtai

Image classification datasets are often imbalanced, characteristic that negatively affects the accuracy of deep-learning classifiers. In this work we propose balancing GAN (BAGAN) as an augmentation tool to restore balance in imbalanced…

Computer Vision and Pattern Recognition · Computer Science 2018-06-06 Giovanni Mariani , Florian Scheidegger , Roxana Istrate , Costas Bekas , Cristiano Malossi

Few-Shot Class-Incremental Fault Diagnosis (FSC-FD), which aims to continuously learn from new fault classes with only a few samples without forgetting old ones, is critical for real-world industrial systems. However, this challenging task…

Machine Learning · Computer Science 2025-12-16 Zhendong Yang , Jie Wang , Liansong Zong , Xiaorong Liu , Quan Qian , Shiqian Chen

Humans are capable of learning new tasks without forgetting previous ones, while neural networks fail due to catastrophic forgetting between new and previously-learned tasks. We consider a class-incremental setting which means that the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Xialei Liu , Chenshen Wu , Mikel Menta , Luis Herranz , Bogdan Raducanu , Andrew D. Bagdanov , Shangling Jui , Joost van de Weijer

Class imbalance is an inherent problem in many machine learning classification tasks. This often leads to trained models that are unusable for any practical purpose. In this study we explore an unsupervised approach to address these…

Machine Learning · Computer Science 2021-08-20 Ademola Okerinde , Lior Shamir , William Hsu , Tom Theis , Nasik Nafi

Training of generative models especially Generative Adversarial Networks can easily diverge in low-data setting. To mitigate this issue, we propose a novel implicit data augmentation approach which facilitates stable training and synthesize…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Mengyu Dai , Haibin Hang , Xiaoyang Guo

Class imbalance is a long-standing problem relevant to a number of real-world applications of deep learning. Oversampling techniques, which are effective for handling class imbalance in classical learning systems, can not be directly…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Sankha Subhra Mullick , Shounak Datta , Swagatam Das

Data limitation is one of the most common issues in training machine learning classifiers for medical applications. Due to ethical concerns and data privacy, the number of people that can be recruited to such experiments is generally…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-14 Bahman Mirheidari , Yilin Pan , Daniel Blackburn , Ronan O'Malley , Traci Walker , Annalena Venneri , Markus Reuber , Heidi Christensen

Automatic font generation without human experts is a practical and significant problem, especially for some languages that consist of a large number of characters. Existing methods for font generation are often in supervised learning. They…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 Xinyuan Chen , Yangchen Xie , Li Sun , Yue Lu

For many computer vision applications, such as image description and human identification, recognizing the visual attributes of humans is an essential yet challenging problem. Its challenges originate from its multi-label nature, the large…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Nikolaos Sarafianos , Xiang Xu , Ioannis A. Kakadiaris

The performance of generative adversarial networks (GANs) heavily deteriorates given a limited amount of training data. This is mainly because the discriminator is memorizing the exact training set. To combat it, we propose Differentiable…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Shengyu Zhao , Zhijian Liu , Ji Lin , Jun-Yan Zhu , Song Han

Within the context of reading comprehension, the task of Distractor Generation (DG) aims to generate several incorrect options to confuse readers. Traditional supervised methods for DG rely heavily on expensive human-annotated distractor…

Computation and Language · Computer Science 2024-06-04 Fanyi Qu , Hao Sun , Yunfang Wu

A learning classifier must outperform a trivial solution, in case of imbalanced data, this condition usually does not hold true. To overcome this problem, we propose a novel data level resampling method - Clustering Based Oversampling for…

Machine Learning · Computer Science 2018-11-13 Naman D. Singh , Abhinav Dhall

Medical image classification is one of the most critical problems in the image recognition area. One of the major challenges in this field is the scarcity of labelled training data. Additionally, there is often class imbalance in datasets…

Image and Video Processing · Electrical Eng. & Systems 2022-09-29 Khushboo Mehra , Hassan Soliman , Soumya Ranjan Sahoo

Generative Adversarial Networks (GANs) have shown great promise in modeling high dimensional data. The learning objective of GANs usually minimizes some measure discrepancy, \textit{e.g.}, $f$-divergence~($f$-GANs) or Integral Probability…

Machine Learning · Computer Science 2020-04-07 Yuxuan Song , Qiwei Ye , Minkai Xu , Tie-Yan Liu