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One crucial aspect of partial domain adaptation (PDA) is how to select the relevant source samples in the shared classes for knowledge transfer. Previous PDA methods tackle this problem by re-weighting the source samples based on their…

Machine Learning · Computer Science 2020-03-02 Zhihong Chen , Chao Chen , Zhaowei Cheng , Boyuan Jiang , Ke Fang , Xinyu Jin

The ability to automatically learn task specific feature representations has led to a huge success of deep learning methods. When large training data is scarce, such as in medical imaging problems, transfer learning has been very effective.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-21 Hariharan Ravishankar , Prasad Sudhakar , Rahul Venkataramani , Sheshadri Thiruvenkadam , Pavan Annangi , Narayanan Babu , Vivek Vaidya

In this paper, we address the problem of high performance and computationally efficient content-based video retrieval in large-scale datasets. Current methods typically propose either: (i) fine-grained approaches employing spatio-temporal…

Computer Vision and Pattern Recognition · Computer Science 2022-08-08 Giorgos Kordopatis-Zilos , Christos Tzelepis , Symeon Papadopoulos , Ioannis Kompatsiaris , Ioannis Patras

Dimensionality reduction methods, also known as projections, are frequently used for exploring multidimensional data in machine learning, data science, and information visualization. Among these, t-SNE and its variants have become very…

Machine Learning · Computer Science 2019-02-22 Mateus Espadoto , Nina S. T. Hirata , Alexandru C. Telea

For a target task where labeled data is unavailable, domain adaptation can transfer a learner from a different source domain. Previous deep domain adaptation methods mainly learn a global domain shift, i.e., align the global source and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Yongchun Zhu , Fuzhen Zhuang , Jindong Wang , Guolin Ke , Jingwu Chen , Jiang Bian , Hui Xiong , Qing He

Deep Learning (DL) requires a large amount of training data to provide quality outcomes. However, the field of medical imaging suffers from the lack of sufficient data for properly training DL models because medical images require manual…

Computer Vision and Pattern Recognition · Computer Science 2021-10-14 Laith Alzubaidi , J. Santamaría , Mohamed Manoufali , Beadaa Mohammed , Mohammed A. Fadhel , Jinglan Zhang , Ali H. Al-Timemy , Omran Al-Shamma , Ye Duan

As the state-of-the-art machine learning methods in many fields rely on larger datasets, storing datasets and training models on them become significantly more expensive. This paper proposes a training set synthesis technique for…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Bo Zhao , Konda Reddy Mopuri , Hakan Bilen

The cross-domain recommendation technique is an effective way of alleviating the data sparse issue in recommender systems by leveraging the knowledge from relevant domains. Transfer learning is a class of algorithms underlying these…

Information Retrieval · Computer Science 2018-12-05 Guangneng Hu , Yu Zhang , Qiang Yang

Deep neural networks (DNNs) have achieved remarkable success in computer vision; however, training DNNs for satisfactory performance remains challenging and suffers from sensitivity to empirical selections of an optimization algorithm for…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Haichao Zhang , Kuangrong Hao , Lei Gao , Bing Wei , Xuesong Tang

Self-Supervised Learning (SSL) is a valuable and robust training methodology for contemporary Deep Neural Networks (DNNs), enabling unsupervised pretraining on a 'pretext task' that does not require ground-truth labels/annotation. This…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Sotirios Konstantakos , Jorgen Cani , Ioannis Mademlis , Despina Ioanna Chalkiadaki , Yuki M. Asano , Efstratios Gavves , Georgios Th. Papadopoulos

Deep learning, computational neuroscience, and cognitive science have overlapping goals related to understanding intelligence such that perception and behaviour can be simulated in computational systems. In neuroimaging, machine learning…

Neural and Evolutionary Computing · Computer Science 2018-10-23 Jessica A. F. Thompson , Yoshua Bengio , Elia Formisano , Marc Schönwiesner

We present a simple deep learning-based framework commonly used in computer vision and demonstrate its effectiveness for cross-dataset transfer learning in mental imagery decoding tasks that are common in the field of Brain-Computer…

Computer Vision and Pattern Recognition · Computer Science 2023-11-29 Pierre Guetschel , Michael Tangermann

The availability of data is limited in some fields, especially for object detection tasks, where it is necessary to have correctly labeled bounding boxes around each object. A notable example of such data scarcity is found in the domain of…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Matteo Paiano , Stefano Martina , Carlotta Giannelli , Filippo Caruso

Service robots, in general, have to work independently and adapt to the dynamic changes happening in the environment in real-time. One important aspect in such scenarios is to continually learn to recognize newer object categories when they…

Computer Vision and Pattern Recognition · Computer Science 2021-03-17 Sudhakaran Jain , Hamidreza Kasaei

As the application of deep learning has expanded to real-world problems with insufficient volume of training data, transfer learning recently has gained much attention as means of improving the performance in such small-data regime.…

Machine Learning · Computer Science 2019-05-16 Yunhun Jang , Hankook Lee , Sung Ju Hwang , Jinwoo Shin

Machine learning is a huge field of study in computer science and statistics dedicated to the execution of computational tasks through algorithms that do not require explicit instructions but instead rely on learning patterns from data…

Neural and Evolutionary Computing · Computer Science 2020-02-13 Jonas da Silveira Bohrer , Bruno Iochins Grisci , Marcio Dorn

Deep Neural Networks (DNNs) are universal function approximators providing state-of- the-art solutions on wide range of applications. Common perceptual tasks such as speech recognition, image classification, and object tracking are now…

Machine Learning · Statistics 2017-11-08 Randall Balestriero , Richard Baraniuk

Deep learning usually requires big data, with respect to both volume and variety. However, most remote sensing applications only have limited training data, of which a small subset is labeled. Herein, we review three state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 John E. Ball , Derek T. Anderson , Pan Wei

Recently deep neural networks (DNNs) have been successfully introduced to the field of lensless imaging through scattering media. By solving an inverse problem in computational imaging, DNNs can overcome several shortcomings in the…

Image and Video Processing · Electrical Eng. & Systems 2020-01-01 Yukuan Yang , Lei Deng , Peng Jiao , Yansong Chua , Jing Pei , Cheng Ma , Guoqi Li

Neural networks (NNs) and decision trees (DTs) are both popular models of machine learning, yet coming with mutually exclusive advantages and limitations. To bring the best of the two worlds, a variety of approaches are proposed to…

Machine Learning · Computer Science 2022-09-09 Haoling Li , Jie Song , Mengqi Xue , Haofei Zhang , Jingwen Ye , Lechao Cheng , Mingli Song