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In the realm of visual recognition, data augmentation stands out as a pivotal technique to amplify model robustness. Yet, a considerable number of existing methodologies lean heavily on heuristic foundations, rendering their intrinsic…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Zhendong Liu , Jie Zhang , Qiangqiang He , Chongjun Wang

The convolutional neural networks (CNNs) have proven to be a powerful tool for discriminative learning. Recently researchers have also started to show interest in the generative aspects of CNNs in order to gain a deeper understanding of…

Computer Vision and Pattern Recognition · Computer Science 2015-04-10 Jifeng Dai , Yang Lu , Ying-Nian Wu

A common problem in computer vision -- particularly in medical applications -- is a lack of sufficiently diverse, large sets of training data. These datasets often suffer from severe class imbalance. As a result, networks often overfit and…

Image and Video Processing · Electrical Eng. & Systems 2021-07-08 Shobhita Sundaram , Neha Hulkund

Data augmentation plays a key role in modern machine learning pipelines. While numerous augmentation strategies have been studied in the context of computer vision and natural language processing, less is known for other data modalities.…

Machine Learning · Statistics 2022-05-23 Elliott Gordon-Rodriguez , Thomas P. Quinn , John P. Cunningham

In model-based reinforcement learning, generative and temporal models of environments can be leveraged to boost agent performance, either by tuning the agent's representations during training or via use as part of an explicit planning…

We propose a novel approach for using unsupervised boosting to create an ensemble of generative models, where models are trained in sequence to correct earlier mistakes. Our meta-algorithmic framework can leverage any existing base learner…

Machine Learning · Computer Science 2017-12-25 Aditya Grover , Stefano Ermon

We propose a simple data augmentation protocol aimed at providing a compositional inductive bias in conditional and unconditional sequence models. Under this protocol, synthetic training examples are constructed by taking real training…

Computation and Language · Computer Science 2020-05-20 Jacob Andreas

Data augmentation is widely used to train deep learning models to address data scarcity. However, traditional data augmentation (TDA) typically relies on simple geometric transformation, such as random rotation and rescaling, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Dekai Zhu , Stefan Gavranovic , Flavien Boussuge , Benjamin Busam , Slobodan Ilic

Data augmentation has been established as an efficacious approach to supplement useful information for low-resource datasets. Traditional augmentation techniques such as noise injection and image transformations have been widely used. In…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Yuwei Yin , Jean Kaddour , Xiang Zhang , Yixin Nie , Zhenguang Liu , Lingpeng Kong , Qi Liu

Data Augmentation (DA) -- generating extra training samples beyond original training set -- has been widely-used in today's unbiased VQA models to mitigate the language biases. Current mainstream DA strategies are synthetic-based methods,…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Long Chen , Yuhang Zheng , Jun Xiao

The popularity of data augmentation techniques in machine learning has increased in recent years, as they enable the creation of new samples from existing datasets. Rotational augmentation, in particular, has shown great promise by…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Unai Muñoz-Aseguinolaza , Basilio Sierra , Naiara Aginako

Collection of annotated dialogs for training task-oriented dialog systems have been one of the key bottlenecks in improving current models. While dialog response generation has been widely studied on the agent side, it is not evident if…

Computation and Language · Computer Science 2023-10-17 Dustin Axman , Avik Ray , Shubham Garg , Jing Huang

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

Despite significant progress in a variety of vision-and-language problems, developing a method capable of asking intelligent, goal-oriented questions about images is proven to be an inscrutable challenge. Towards this end, we propose a Deep…

Computer Vision and Pattern Recognition · Computer Science 2017-11-22 Junjie Zhang , Qi Wu , Chunhua Shen , Jian Zhang , Jianfeng Lu , Anton van den Hengel

Deep model-based reinforcement learning methods offer a conceptually simple approach to the decision-making and control problem: use learning for the purpose of estimating an approximate dynamics model, and offload the rest of the work to…

Machine Learning · Computer Science 2023-07-13 Michael Janner

The field of visual question answering (VQA) has recently seen a surge in research focused on providing explanations for predicted answers. However, current systems mostly rely on separate models to predict answers and generate…

Computation and Language · Computer Science 2023-02-14 Chenxi Whitehouse , Tillman Weyde , Pranava Madhyastha

Visual question answering (VQA) is the multi-modal task of answering natural language questions about an input image. Through cross-dataset adaptation methods, it is possible to transfer knowledge from a source dataset with larger train…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 Arjun R. Akula

Recent research has highlighted the risk of generative model collapse, where performance progressively degrades when continually trained on self-generated data. However, existing exploration on model collapse is limited to single, unimodal…

Machine Learning · Computer Science 2025-05-15 Zizhao Hu , Mohammad Rostami , Jesse Thomason

In this paper, we propose a novel variational generator framework for conditional GANs to catch semantic details for improving the generation quality and diversity. Traditional generators in conditional GANs simply concatenate the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-24 Mingqi Hu , Deyu Zhou , Yulan He

Learning performance data describe correct and incorrect answers or problem-solving attempts in adaptive learning, such as in intelligent tutoring systems (ITSs). Learning performance data tend to be highly sparse (80\%\(\sim\)90\% missing…

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