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Despite their unprecedented success, even the largest language models make mistakes. Similar to how humans learn and improve using feedback, previous work proposed providing language models with natural language feedback to guide them in…

Computation and Language · Computer Science 2023-07-13 Afra Feyza Akyürek , Ekin Akyürek , Aman Madaan , Ashwin Kalyan , Peter Clark , Derry Wijaya , Niket Tandon

We present a task-aware approach to synthetic data generation. Our framework employs a trainable synthesizer network that is optimized to produce meaningful training samples by assessing the strengths and weaknesses of a `target' network.…

Computer Vision and Pattern Recognition · Computer Science 2019-07-10 Shashank Tripathi , Siddhartha Chandra , Amit Agrawal , Ambrish Tyagi , James M. Rehg , Visesh Chari

Incremental Learning (IL) allows AI systems to adapt to streamed data. Most existing algorithms make two strong hypotheses which reduce the realism of the incremental scenario: (1) new data are assumed to be readily annotated when streamed…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Eden Belouadah , Adrian Popescu , Umang Aggarwal , Léo Saci

This paper introduces a two-stage framework designed to enhance long-tail class incremental learning, enabling the model to progressively learn new classes, while mitigating catastrophic forgetting in the context of long-tailed data…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Jayateja Kalla , Soma Biswas

Recently, long-tailed image classification harvests lots of research attention, since the data distribution is long-tailed in many real-world situations. Piles of algorithms are devised to address the data imbalance problem by biasing the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Chaowei Fang , Dingwen Zhang , Wen Zheng , Xue Li , Le Yang , Lechao Cheng , Junwei Han

Real-world binary classification tasks are in many cases imbalanced, where the minority class is much smaller than the majority class. This skewness is challenging for machine learning algorithms as they tend to focus on the majority and…

Machine Learning · Computer Science 2021-05-19 Sajad Darabi , Yotam Elor

Dataset distillation seeks to synthesize a highly compact dataset that achieves performance comparable to the original dataset on downstream tasks. For the classification task that use pre-trained self-supervised models as backbones,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Qianxin Xia , Jiawei Du , Xin Zhang , Yuhan Zhang , Jielei Wang , Guoming Lu

Text-to-image generative models have made significant advancements in recent years; however, accurately capturing intricate details in textual prompts-such as entity missing, attribute binding errors, and incorrect relationships remains a…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Amir Mohammad Izadi , Seyed Mohammad Hadi Hosseini , Soroush Vafaie Tabar , Ali Abdollahi , Armin Saghafian , Mahdieh Soleymani Baghshah

Synthetic data is useful only when the added samples fill missing parts of the training distribution that matter for the downstream task. We introduce LiBaGS, a lightweight, generator-agnostic method for targeted synthetic training data…

Machine Learning · Computer Science 2026-05-14 Abhishek Moturu , Anna Goldenberg , Babak Taati

The problem of class imbalanced data is that the generalization performance of the classifier deteriorates due to the lack of data from minority classes. In this paper, we propose a novel minority over-sampling method to augment diversified…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Seulki Park , Youngkyu Hong , Byeongho Heo , Sangdoo Yun , Jin Young Choi

Recent advances in conditional image generation from diffusion models have shown great potential in achieving impressive image quality while preserving the constraints introduced by the user. In particular, ControlNet enables precise…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Hannah Kniesel , Pedro Hermosilla , Timo Ropinski

In this work, we show the generative capability of an image classifier network by synthesizing high-resolution, photo-realistic, and diverse images at scale. The overall methodology, called Synthesize-It-Classifier (STIC), does not require…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Arghya Pal , Rapha Phan , KokSheik Wong

Neural networks need big annotated datasets for training. However, manual annotation can be too expensive or even unfeasible for certain tasks, like multi-person 2D pose estimation with severe occlusions. A remedy for this is synthetic data…

Computer Vision and Pattern Recognition · Computer Science 2019-08-05 David T. Hoffmann , Dimitrios Tzionas , Micheal J. Black , Siyu Tang

There are many real-world classification problems wherein the issue of data imbalance (the case when a data set contains substantially more samples for one/many classes than the rest) is unavoidable. While under-sampling the problematic…

Computer Vision and Pattern Recognition · Computer Science 2018-01-09 John McKay , Isaac Gerg , Vishal Monga

Ensuring the generalisability of clinical machine learning (ML) models across diverse healthcare settings remains a significant challenge due to variability in patient demographics, disease prevalence, and institutional practices. Existing…

Machine Learning · Computer Science 2025-04-30 Bradley Segal , Joshua Fieggen , David Clifton , Lei Clifton

Improving the performance on an imbalanced training set is one of the main challenges in nowadays Machine Learning. One way to augment and thus re-balance the image dataset is through existing deep generative models, like class-conditional…

Image and Video Processing · Electrical Eng. & Systems 2023-03-10 Chenqi Guo , Fabian Benitez-Quiroz , Qianli Feng , Aleix Martinez

This study examines the impact of class-imbalanced data on deep learning models and proposes a technique for data balancing by generating synthetic data for the minority class. Unlike random-based oversampling, our method prioritizes…

Machine Learning · Computer Science 2024-02-26 Hung Nguyen , Morris Chang

The advancement of Artificial Intelligence (AI) has created opportunities for e-learning, particularly in automated assessment systems that reduce educators' workload and provide timely feedback to students. However, developing effective…

Computers and Society · Computer Science 2025-02-11 Long Zhang , Meng Zhang , Wei Lin Wang , Yu Luo

Synthetic data has been proposed as a solution to address the issue of high-quality data scarcity in the training of large language models (LLMs). Studies have shown that synthetic data can effectively improve the performance of LLMs on…

Computation and Language · Computer Science 2024-06-19 Jie Chen , Yupeng Zhang , Bingning Wang , Wayne Xin Zhao , Ji-Rong Wen , Weipeng Chen

Recent success in fine-tuning large models, that are pretrained on broad data at scale, on downstream tasks has led to a significant paradigm shift in deep learning, from task-centric model design to task-agnostic representation learning…

Machine Learning · Computer Science 2022-10-10 Ching-Yun Ko , Pin-Yu Chen , Jeet Mohapatra , Payel Das , Luca Daniel
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