English
Related papers

Related papers: Synthetic Sampling for Multi-Class Malignancy Pred…

200 papers

The use of synthetic data in machine learning saves a significant amount of time when implementing an effective object detector. However, there is limited research in this domain. This study aims to improve upon previously applied…

Robotics · Computer Science 2024-02-13 Henry Gann , Josiah Bull , Trevor Gee , Mahla Nejati

This paper proposes a training data augmentation pipeline that combines synthetic image data with neural style transfer in order to address the vulnerability of deep vision models to common corruptions. We show that although applying style…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Georg Siedel , Rojan Regmi , Abhirami Anand , Weijia Shao , Silvia Vock , Andrey Morozov

Saliency prediction models are constrained by the limited diversity and quantity of labeled data. Standard data augmentation techniques such as rotating and cropping alter scene composition, affecting saliency. We propose a novel data…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Bahar Aydemir , Deblina Bhattacharjee , Tong Zhang , Mathieu Salzmann , Sabine Süsstrunk

For semi-supervised learning with imbalance classes, the long-tailed distribution of data will increase the model prediction bias toward dominant classes, undermining performance on less frequent classes. Existing methods also face…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Kuo Yang , Duo Li , Menghan Hu , Guangtao Zhai , Xiaokang Yang , Xiao-Ping Zhang

In this research we use a data stream approach to mining data and construct Decision Tree models that predict software build outcomes in terms of software metrics that are derived from source code used in the software construction process.…

Software Engineering · Computer Science 2014-07-10 Russel Pears , Jacqui Finlay , Andy M. Connor

Class imbalance refers to the significant difference in the number of samples from different classes within a dataset, making it challenging to identify minority class samples correctly. This issue is prevalent in real-world classification…

Machine Learning · Computer Science 2024-08-08 Yi-Yang Shangguan , Shi-Shun Chen , Xiao-Yang Li

Class imbalance remains a fundamental challenge in machine learning, with traditional solutions often creating as many problems as they solve. We demonstrate that group-aware threshold calibration--setting different decision thresholds for…

Machine Learning · Computer Science 2025-09-04 Hunter Gittlin

Personalized text-to-image generation aims to create images tailored to user-defined concepts and textual descriptions. Balancing the fidelity of the learned concept with its ability for generation in various contexts presents a significant…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Vera Soboleva , Maksim Nakhodnov , Aibek Alanov

Crash data is often greatly imbalanced, with the majority of crashes being non-fatal crashes, and only a small number being fatal crashes due to their rarity. Such data imbalance issue poses a challenge for crash severity modeling since it…

Machine Learning · Computer Science 2024-04-04 Junlan Chen , Ziyuan Pu , Nan Zheng , Xiao Wen , Hongliang Ding , Xiucheng Guo

Recent generative data augmentation methods conditioned on both image and text prompts struggle to balance between fidelity and diversity, as it is challenging to preserve essential image details while aligning with varied text prompts.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Tianchen Zhao , Xuanbai Chen , Zhihua Li , Jun Fang , Dongsheng An , Xiang Xu , Zhuowen Tu , Yifan Xing

Learning from imbalanced data is one of the most significant challenges in real-world classification tasks. In such cases, neural networks performance is substantially impaired due to preference towards the majority class. Existing…

Machine Learning · Computer Science 2022-11-13 Bronislav Yasinnik , Moshe Salhov , Ofir Lindenbaum , Amir Averbuch

Semi-supervised learning is attracting blooming attention, due to its success in combining unlabeled data. To mitigate potentially incorrect pseudo labels, recent frameworks mostly set a fixed confidence threshold to discard uncertain…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Lihe Yang , Zhen Zhao , Lei Qi , Yu Qiao , Yinghuan Shi , Hengshuang Zhao

Class imbalance significantly impacts the performance of multi-label classifiers. Oversampling is one of the most popular approaches, as it augments instances associated with less frequent labels to balance the class distribution. Existing…

Machine Learning · Computer Science 2024-08-26 Ao Zhou , Bin Liu , Jin Wang , Kaiwei Sun , Kelin Liu

The state of the art in semantic segmentation is steadily increasing in performance, resulting in more precise and reliable segmentations in many different applications. However, progress is limited by the cost of generating labels for…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Viktor Olsson , Wilhelm Tranheden , Juliano Pinto , Lennart Svensson

Multimodal self-supervised representation learning has consistently proven to be a highly effective method in medical image analysis, offering strong task performance and producing biologically informed insights. However, these methods…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Lucas Farndale , Chris Walsh , Robert Insall , Ke Yuan

Convolutional Neural Networks (CNNs) significantly improve the state-of-the-art for many applications, especially in computer vision. However, CNNs still suffer from a tendency to confidently classify out-distribution samples from unknown…

Computer Vision and Pattern Recognition · Computer Science 2018-10-05 Mahdieh Abbasi , Arezoo Rajabi , Azadeh Sadat Mozafari , Rakesh B. Bobba , Christian Gagne

Machine learning (ML) offers a promising solution to pathloss prediction. However, its effectiveness can be degraded by the limited availability of data. To alleviate these challenges, this paper introduces a novel simulation-enhanced data…

While conditional diffusion models are known to have good coverage of the data distribution, they still face limitations in output diversity, particularly when sampled with a high classifier-free guidance scale for optimal image quality or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Seyedmorteza Sadat , Jakob Buhmann , Derek Bradley , Otmar Hilliges , Romann M. Weber

Data mixing augmentation has proved effective in training deep models. Recent methods mix labels mainly based on the mixture proportion of image pixels. As the main discriminative information of a fine-grained image usually resides in…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Shaoli Huang , Xinchao Wang , Dacheng Tao

Automated species identification and delimitation is challenging, particularly in rare and thus often scarcely sampled species, which do not allow sufficient discrimination of infraspecific versus interspecific variation. Typical problems…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Morris Klasen , Dirk Ahrens , Jonas Eberle , Volker Steinhage