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Due to their data-driven nature, Machine Learning (ML) models are susceptible to bias inherited from data, especially in classification problems where class and group imbalances are prevalent. Class imbalance (in the classification target)…

Machine Learning · Computer Science 2024-09-10 Emmanouil Panagiotou , Arjun Roy , Eirini Ntoutsi

To support N-1 pre-fault transient stability assessment, this paper introduces a new data collection method in a data-driven algorithm incorporating the knowledge of power system dynamics. The domain knowledge on how the disturbance effect…

Systems and Control · Electrical Eng. & Systems 2022-03-08 Seyedali Meghdadi , Guido Tack , Ariel Liebman , Nicolas Langrené , Christoph Bergmeir

Synthetic data can be used in various applications, such as correcting bias datasets or replacing scarce original data for simulation purposes. Generative Adversarial Networks (GANs) are considered state-of-the-art for developing generative…

Machine Learning · Computer Science 2022-03-08 Gael Lederrey , Tim Hillel , Michel Bierlaire

The generation of high-quality synthetic data presents significant challenges in machine learning research, particularly regarding statistical fidelity and uncertainty quantification. Existing generative models produce compelling synthetic…

Machine Learning · Computer Science 2025-05-13 Rahul Vishwakarma , Shrey Dharmendra Modi , Vishwanath Seshagiri

Most sign language handshape datasets are severely limited and unbalanced, posing significant challenges to effective model training. In this paper, we explore the effectiveness of augmenting the training data of a handshape classifier by…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Gaston Gustavo Rios , Pedro Dal Bianco , Franco Ronchetti , Facundo Quiroga , Oscar Stanchi , Santiago Ponte Ahón , Waldo Hasperué

Generating multiple categories of texts is a challenging task and draws more and more attention. Since generative adversarial nets (GANs) have shown competitive results on general text generation, they are extended for category text…

Computation and Language · Computer Science 2019-11-21 Zhiyue Liu , Jiahai Wang , Zhiwei Liang

Conditional generation of time-dependent data is a task that has much interest, whether for data augmentation, scenario simulation, completing missing data, or other purposes. Recent works proposed a Transformer-based Time series generative…

Machine Learning · Computer Science 2022-10-06 Abdellah Madane , Mohamed-djallel Dilmi , Florent Forest , Hanane Azzag , Mustapha Lebbah , Jerome Lacaille

Generative Adversarial Networks (GANs) have become a ubiquitous technology for data generation, with their prowess in image generation being well-established. However, their application in generating tabular data has been less than ideal.…

Machine Learning · Computer Science 2023-12-21 Zijian Li , Zhihui Wang

Churn prediction in credit cards, fraud detection in insurance, and loan default prediction are important analytical customer relationship management (ACRM) problems. Since frauds, churns and defaults happen less frequently, the datasets…

Machine Learning · Computer Science 2022-02-11 Prateek Kate , Vadlamani Ravi , Akhilesh Gangwar

In this paper, we propose to use a Conditional Generative Adversarial Network (CGAN) for distilling (i.e. transferring) knowledge from sensor data and enhancing low-resolution target detection. In unconstrained surveillance settings, sensor…

Image and Video Processing · Electrical Eng. & Systems 2018-07-23 Siddharth Roheda , Benjamin S. Riggan , Hamid Krim , Liyi Dai

In recent years, Convolutional Neural Network (CNN) based trackers have achieved state-of-the-art performance on multiple benchmark datasets. Most of these trackers train a binary classifier to distinguish the target from its background.…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Lijian Lin , Haosheng Chen , Yanjie Liang , Yan Yan , Hanzi Wang

We have developed a new data-driven paradigm for the rapid inference, modeling and simulation of the physics of transport phenomena by deep learning. Using conditional generative adversarial networks (cGAN), we train models for the direct…

Machine Learning · Computer Science 2017-09-11 Amir Barati Farimani , Joseph Gomes , Vijay S. Pande

In this paper, we propose a new framework for mitigating biases in machine learning systems. The problem of the existing mitigation approaches is that they are model-oriented in the sense that they focus on tuning the training algorithms to…

Machine Learning · Computer Science 2019-05-27 Adel Abusitta , Esma Aïmeur , Omar Abdel Wahab

Generative adversarial networks (GANs) have been remarkably successful in learning complex high dimensional real word distributions and generating realistic samples. However, they provide limited control over the generation process.…

Machine Learning · Computer Science 2020-10-27 Arunava Chakraborty , Rahul Ragesh , Mahir Shah , Nipun Kwatra

Supervised deep learning methods are enjoying enormous success in many practical applications of computer vision and have the potential to revolutionize robotics. However, the marked performance degradation to biases and imbalanced data…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Aadarsh Sahoo , Ankit Singh , Rameswar Panda , Rogerio Feris , Abir Das

Internet of things (IoT) networks, boosted by 6G technology, are transforming various industries. However, their widespread adoption introduces significant security risks, particularly in detecting rare but potentially damaging…

Cryptography and Security · Computer Science 2025-11-05 Safaa Menssouri , El Mehdi Amhoud

Generative Adversarial Networks (GANs) are proficient at generating synthetic data but continue to suffer from mode collapse, where the generator produces a narrow range of outputs that fool the discriminator but fail to capture the full…

Machine Learning · Computer Science 2025-11-03 Mahsa Valizadeh , Rui Tuo , James Caverlee

Online identification of post-contingency transient stability is essential in power system control, as it facilitates the grid operator to decide and coordinate system failure correction control actions. Utilizing machine learning methods…

Systems and Control · Computer Science 2017-05-23 James J. Q. Yu , David J. Hill , Albert Y. S. Lam , Jiatao Gu , Victor O. K. Li

Synthetic data generation for tabular datasets must balance fidelity, efficiency, and versatility to meet the demands of real-world applications. We introduce the Tabular Auto-Regressive Generative Network (TabularARGN), a flexible…

Machine Learning · Computer Science 2025-02-07 Paul Tiwald , Ivona Krchova , Andrey Sidorenko , Mariana Vargas Vieyra , Mario Scriminaci , Michael Platzer

The availability of large datasets is crucial for the development of new power system applications and tools; unfortunately, very few are publicly and freely available. We designed an end-to-end generative framework for the creation of…

Systems and Control · Electrical Eng. & Systems 2022-07-26 Andrea Pinceti , Lalitha Sankar , Oliver Kosut