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Related papers: SAR Strikes Back: A New Hope for RSVQA

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Visual Question Answering (VQA) research is split into two camps: the first focuses on VQA datasets that require natural image understanding and the second focuses on synthetic datasets that test reasoning. A good VQA algorithm should be…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Robik Shrestha , Kushal Kafle , Christopher Kanan

Accurate urban maps provide essential information to support sustainable urban development. Recent urban mapping methods use multi-modal deep neural networks to fuse Synthetic Aperture Radar (SAR) and optical data. However, multi-modal…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Sebastian Hafner , Yifang Ban , Andrea Nascetti

Radars provide robust perception of vehicle surroundings by effectively functioning in poor light and adverse weather conditions. Synthetic aperture radar (SAR) algorithms are employed to address the limited angular resolution of radars by…

Signal Processing · Electrical Eng. & Systems 2026-03-10 S. Hamed Javadi , André Bourdoux , Adnan Albaba , Hichem Sahli

Medical Visual Question Answering (MVQA) systems can interpret medical images in response to natural language queries. However, linguistic variability in question phrasing often undermines the consistency of these systems. To address this…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Yongpei Ma , Pengyu Wang , Adam Dunn , Usman Naseem , Jinman Kim

Optical remote sensing and Synthetic Aperture Radar(SAR) remote sensing are crucial for earth observation, offering complementary capabilities. While optical sensors provide high-quality images, they are limited by weather and lighting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Hannuo Zhang , Huihui Li , Jiarui Lin , Yujie Zhang , Jianghua Fan , Hang Liu

ESA's PROBA-V Earth observation satellite enables us to monitor our planet at a large scale, studying the interaction between vegetation and climate and provides guidance for important decisions on our common global future. However, the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Marcus Märtens , Dario Izzo , Andrej Krzic , Daniël Cox

Visual Question Answering (VQA) is an evolving research field aimed at enabling machines to answer questions about visual content by integrating image and language processing techniques such as feature extraction, object detection, text…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Ngoc Dung Huynh , Mohamed Reda Bouadjenek , Sunil Aryal , Imran Razzak , Hakim Hacid

Cameras can be used to perceive the environment around the vehicle, while affordable radar sensors are popular in autonomous driving systems as they can withstand adverse weather conditions unlike cameras. However, radar point clouds are…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Kavin Chandrasekaran , Sorin Grigorescu , Gijs Dubbelman , Pavol Jancura

Large language-vision models (LLVM), such as OpenAI's ChatGPT and GPT-4, have gained prominence as powerful tools for analyzing text and imagery. The merging of these data domains represents a significant paradigm shift with far-reaching…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 David F. Ramirez , Tim L. Overman , Kristen Jaskie , Marv Kleine , Andreas Spanias

The predominant approach to Visual Question Answering (VQA) demands that the model represents within its weights all of the information required to answer any question about any image. Learning this information from any real training set…

Computer Vision and Pattern Recognition · Computer Science 2017-11-23 Damien Teney , Anton van den Hengel

An algorithm based on compressive sensing (CS) is proposed for synthetic aperture radar (SAR) imaging of moving targets. The received SAR echo is decomposed into the sum of basis sub-signals, which are generated by discretizing the target…

Information Theory · Computer Science 2011-04-07 Jun Wang , Gang Li , Hao Zhang , Xiqin Wang

Visual question answering requires a system to provide an accurate natural language answer given an image and a natural language question. However, it is widely recognized that previous generic VQA methods often exhibit a tendency to…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Jie Ma , Pinghui Wang , Dechen Kong , Zewei Wang , Jun Liu , Hongbin Pei , Junzhou Zhao

Compressed sensing Synthetic Aperture Radar (SAR) image formation, formulated as an inverse problem and solved with traditional iterative optimization methods can be very computationally expensive. We investigate the use of denoising…

Image and Video Processing · Electrical Eng. & Systems 2025-04-25 Odysseas Pappas , Perla Mayo , Andrew Austin , Alin Achim

Existing attention mechanisms either attend to local image grid or object level features for Visual Question Answering (VQA). Motivated by the observation that questions can relate to both object instances and their parts, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2021-08-30 Moshiur R Farazi , Salman H Khan

Visual question answering (VQA) has witnessed great progress since May, 2015 as a classic problem unifying visual and textual data into a system. Many enlightening VQA works explore deep into the image and question encodings and fusing…

Computer Vision and Pattern Recognition · Computer Science 2017-02-23 Yuetan Lin , Zhangyang Pang , Donghui Wang , Yueting Zhuang

Retrieval-Augmented Generation (RAG) has emerged as a powerful technique for enhancing the quality of responses in Question-Answering (QA) tasks. However, existing approaches often struggle with retrieving contextually relevant information,…

Computation and Language · Computer Science 2026-01-27 Tianyi Yang , Nashrah Haque , Vaishnave Jonnalagadda , Yuya Jeremy Ong , Zhehui Chen , Yanzhao Wu , Lei Yu , Divyesh Jadav , Wenqi Wei

Visual Question Answering (VQA) has emerged as a Visual Turing Test to validate the reasoning ability of AI agents. The pivot to existing VQA models is the joint embedding that is learned by combining the visual features from an image and…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Moshiur R. Farazi , Salman H. Khan , Nick Barnes

SAR (Synthetic Aperture Radar) imaging plays a central role in Remote Sensing due to, among other important features, its ability to provide high-resolution, day-and-night and almost weather-independent images. SAR images are affected from…

Computer Vision and Pattern Recognition · Computer Science 2017-04-21 Luis Gomez , Raydonal Ospina , Alejandro C. Frery

The development of high-resolution remote sensing satellites has provided great convenience for research work related to remote sensing. Segmentation and extraction of specific targets are essential tasks when facing the vast and complex…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Jie Zhang , Xubing Yang , Rui Jiang , Wei Shao , Li Zhang

Synthetic Aperture Radar (SAR) imaging technology provides the unique advantage of being able to collect data regardless of weather conditions and time. However, SAR images exhibit complex backscatter patterns and speckle noise, which…

Image and Video Processing · Electrical Eng. & Systems 2025-04-22 Seon-Hoon Kim , Dae-Won Chung