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Polarimetric synthetic aperture radar (PolSAR) images are widely used in disaster detection and military reconnaissance and so on. However, their interpretation faces some challenges, e.g., deficiency of labeled data, inadequate utilization…

Image and Video Processing · Electrical Eng. & Systems 2019-06-11 Qigong Sun , Xiufang Li , Lingling Li , Xu Liu , Fang Liu , Licheng Jiao

Synthetic polyp generation is a good alternative to overcome the privacy problem of medical data and the lack of various polyp samples. In this study, we propose a deep learning-based polyp image generation framework that generates…

Image and Video Processing · Electrical Eng. & Systems 2023-02-21 Hemin Ali Qadir , Ilangko Balasingham , Younghak Shin

Acquisition of Synthetic Aperture Sonar (SAS) datasets is bottlenecked by the costly deployment of SAS imaging systems, and even when data acquisition is possible,the data is often skewed towards containing barren seafloor rather than…

Image and Video Processing · Electrical Eng. & Systems 2019-10-04 Albert Reed , Isaac Gerg , John McKay , Daniel Brown , David Williams , Suren Jayasuriya

Synthetic aperture radar (SAR) is a day or night any-weather imaging modality that is an important tool in remote sensing. Most existing SAR image formation methods result in a maximum a posteriori image which approximates the reflectivity…

Applications · Statistics 2020-07-14 Victor Churchill , Anne Gelb

Deep generative vision models are now able to synthesize realistic-looking satellite imagery. But, the possibility of hallucinations prevents their adoption for risk-sensitive applications, such as generating materials for communicating…

Deep learning approaches heavily rely on high-quality human supervision which is nonetheless expensive, time-consuming, and error-prone, especially for image segmentation task. In this paper, we propose a method to automatically synthesize…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 Yu Yang , Hakan Bilen , Qiran Zou , Wing Yin Cheung , Xiangyang Ji

Very High Spatial Resolution (VHSR) large-scale SAR image databases are still an unresolved issue in the Remote Sensing field. In this work, we propose such a dataset and use it to explore patch-based classification in urban and periurban…

Computer Vision and Pattern Recognition · Computer Science 2017-11-07 Dimitrios Marmanis , Wei Yao , Fathalrahman Adam , Mihai Datcu , Peter Reinartz , Konrad Schindler , Jan Dirk Wegner , Uwe Stilla

Multi-domain image-to-image translation with conditional Generative Adversarial Networks (GANs) can generate highly photo realistic images with desired target classes, yet these synthetic images have not always been helpful to improve…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Suman Sapkota , Bidur Khanal , Binod Bhattarai , Bishesh Khanal , Tae-Kyun Kim

Generating realistic images is difficult, and many formulations for this task have been proposed recently. If we restrict the task to that of generating a particular class of images, however, the task becomes more tractable. That is to say,…

Computer Vision and Pattern Recognition · Computer Science 2020-03-06 David Berthelot , Peyman Milanfar , Ian Goodfellow

This paper addresses the problem of remote sensing image pan-sharpening from the perspective of generative adversarial learning. We propose a novel deep neural network based method named PSGAN. To the best of our knowledge, this is one of…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Qingjie Liu , Huanyu Zhou , Qizhi Xu , Xiangyu Liu , Yunhong Wang

In this letter, we aim to address a synthetic aperture radar (SAR) despeckling problem with the necessity of neither clean (speckle-free) SAR images nor independent speckled image pairs from the same scene, and a practical solution for SAR…

Image and Video Processing · Electrical Eng. & Systems 2021-01-19 Ye Yuan , Jian Guan , Pengming Feng , Yanxia Wu

Generating realistic biometric images has been an interesting and, at the same time, challenging problem. Classical statistical models fail to generate realistic-looking fingerprint images, as they are not powerful enough to capture the…

Computer Vision and Pattern Recognition · Computer Science 2019-01-09 Shervin Minaee , Amirali Abdolrashidi

Training computer-vision related algorithms on medical images for disease diagnosis or image segmentation is difficult due to the lack of training data, labeled samples, and privacy concerns. For this reason, a robust generative method to…

Image and Video Processing · Electrical Eng. & Systems 2021-11-04 Robert V Bergen , Jean-Francois Rajotte , Fereshteh Yousefirizi , Ivan S Klyuzhin , Arman Rahmim , Raymond T. Ng

Deep learning algorithms produces state-of-the-art results for different machine learning and computer vision tasks. To perform well on a given task, these algorithms require large dataset for training. However, deep learning algorithms…

Machine Learning · Computer Science 2019-04-03 Talha Iqbal , Hazrat Ali

Content creation and image editing can benefit from flexible user controls. A common intermediate representation for conditional image generation is a semantic map, that has information of objects present in the image. When compared to raw…

Artificial Intelligence · Computer Science 2024-01-25 Chandrakanth Gudavalli , Erik Rosten , Lakshmanan Nataraj , Shivkumar Chandrasekaran , B. S. Manjunath

Collecting and annotating medical images is a time-consuming and resource-intensive task. However, generating synthetic data through models such as Diffusion offers a cost-effective alternative. This paper introduces a new method for the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Ruochen Pi , Lianlei Shan

This paper introduces a new method of generating realistic pervasive changes in the context of evaluating the effectiveness of change detection algorithms in controlled settings. The method, a cycle-consistent adversarial network…

Image and Video Processing · Electrical Eng. & Systems 2020-05-18 Christopher X. Ren , Amanda Ziemann , Alice M. S. Durieux , James Theiler

In the last few years, we have witnessed the rise of a series of deep learning methods to generate synthetic images that look extremely realistic. These techniques prove useful in the movie industry and for artistic purposes. However, they…

Computer Vision and Pattern Recognition · Computer Science 2022-03-07 Sara Mandelli , Nicolò Bonettini , Paolo Bestagini , Stefano Tubaro

Data diversity is critical to success when training deep learning models. Medical imaging data sets are often imbalanced as pathologic findings are generally rare, which introduces significant challenges when training deep learning models.…

Computer Vision and Pattern Recognition · Computer Science 2018-09-17 Hoo-Chang Shin , Neil A Tenenholtz , Jameson K Rogers , Christopher G Schwarz , Matthew L Senjem , Jeffrey L Gunter , Katherine Andriole , Mark Michalski

Existing deep learning-based approaches for histopathology image analysis require large annotated training sets to achieve good performance; but annotating histopathology images is slow and resource-intensive. Conditional generative…

Image and Video Processing · Electrical Eng. & Systems 2021-10-29 Sujata Butte , Haotian Wang , Min Xian , Aleksandar Vakanski