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We explore the task of geometric reconstruction of images captured from a mixture of ground and aerial views. Current state-of-the-art learning-based approaches fail to handle the extreme viewpoint variation between aerial-ground image…

Computer Vision and Pattern Recognition · Computer Science 2025-04-18 Khiem Vuong , Anurag Ghosh , Deva Ramanan , Srinivasa Narasimhan , Shubham Tulsiani

Recently, deep learning technology have been extensively used in the field of image recognition. However, its main application is the recognition and detection of ordinary pictures and common scenes. It is challenging to effectively and…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Guangcun Shan , Hongyu Wang , Wei Liang , Congcong Liu , Qizi Ma , Quan Quan

Even though convolutional neural networks can classify objects in images very accurately, it is well known that the attention of the network may not always be on the semantically important regions of the scene. It has been observed that…

Computer Vision and Pattern Recognition · Computer Science 2022-02-10 Maliha Arif , Calvin Yong , Abhijit Mahalanobis

Fine-grained text to image synthesis involves generating images from texts that belong to different categories. In contrast to general text to image synthesis, in fine-grained synthesis there is high similarity between images of different…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Xu Ouyang , Ying Chen , Kaiyue Zhu , Gady Agam

The challenges of high intra-class variance yet low inter-class fluctuations in fine-grained visual categorization are more severe with few labeled samples, \textit{i.e.,} Fine-Grained categorization problems under the Few-Shot setting…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Huaxi Huang , Junjie Zhang , Jian Zhang , Qiang Wu , Chang Xu

Cross-view geo-localization is a promising solution for large-scale localization problems, requiring the sequential execution of retrieval and metric localization tasks to achieve fine-grained predictions. However, existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Zhuo Song , Ye Zhang , Kunhong Li , Longguang Wang , Yulan Guo

We describe a novel method for training high-quality image denoising models based on unorganized collections of corrupted images. The training does not need access to clean reference images, or explicit pairs of corrupted images, and can…

Machine Learning · Computer Science 2019-10-29 Samuli Laine , Tero Karras , Jaakko Lehtinen , Timo Aila

Learning to compose visual relationships from raw images in the form of scene graphs is a highly challenging task due to contextual dependencies, but it is essential in computer vision applications that depend on scene understanding.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Neau Maëlic , Paulo E. Santos , Anne-Gwenn Bosser , Cédric Buche

Pre-training general-purpose visual features with convolutional neural networks without relying on annotations is a challenging and important task. Most recent efforts in unsupervised feature learning have focused on either small or highly…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Mathilde Caron , Piotr Bojanowski , Julien Mairal , Armand Joulin

Cross-view image matching for geo-localisation is a challenging problem due to the significant visual difference between aerial and ground-level viewpoints. The method provides localisation capabilities from geo-referenced images,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Tavis Shore , Simon Hadfield , Oscar Mendez

Cross-view geo-localization is to spot images of the same geographic target from different platforms, e.g., drone-view cameras and satellites. It is challenging in the large visual appearance changes caused by extreme viewpoint variations.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Tingyu Wang , Zhedong Zheng , Chenggang Yan , Jiyong Zhang , Yaoqi Sun , Bolun Zheng , Yi Yang

Change detection aims to identify remote sense object changes by analyzing data between bitemporal image pairs. Due to the large temporal and spatial span of data collection in change detection image pairs, there are often a significant…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Qiangang Du , Jinlong Peng , Changan Wang , Xu Chen , Qingdong He , Wenbing Zhu , Mingmin Chi , Yabiao Wang , Chengjie Wang

Unsupervised image translation aims to learn the transformation from a source domain to another target domain given unpaired training data. Several state-of-the-art works have yielded impressive results in the GANs-based unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Taewon Kang , Kwang Hee Lee

Microscopy images are crucial for life science research, allowing detailed inspection and characterization of cellular and tissue-level structures and functions. However, microscopy data are unavoidably affected by image degradations, such…

Image and Video Processing · Electrical Eng. & Systems 2025-11-20 Nuno Pimpão Martins , Yannis Kalaidzidis , Marino Zerial , Florian Jug

Currently, most food recognition relies on deep learning for category classification. However, these approaches struggle to effectively distinguish between visually similar food samples, highlighting the pressing need to address…

Machine Learning · Computer Science 2024-03-20 Guohang Zhuang , Yue Hu , Tianxing Yan , JiaZhan Gao

Cross-view geo-localization aims to spot images of the same location shot from two platforms, e.g., the drone platform and the satellite platform. Existing methods usually focus on optimizing the distance between one embedding with others…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Tingyu Wang , Zhedong Zheng , Zunjie Zhu , Yuhan Gao , Yi Yang , Chenggang Yan

Most of us are not experts in specific fields, such as ornithology. Nonetheless, we do have general image and language understanding capabilities that we use to match what we see to expert resources. This allows us to expand our knowledge…

Computer Vision and Pattern Recognition · Computer Science 2021-11-08 Subhabrata Choudhury , Iro Laina , Christian Rupprecht , Andrea Vedaldi

Enhancing practical low light raw images is a difficult task due to severe noise and color distortions from short exposure time and limited illumination. Despite the success of existing Convolutional Neural Network (CNN) based methods,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 K. Ram Prabhakar , Vishal Vinod , Nihar Ranjan Sahoo , R. Venkatesh Babu

Low resolution fine-grained classification has widespread applicability for applications where data is captured at a distance such as surveillance and mobile photography. While fine-grained classification with high resolution images has…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Maneet Singh , Shruti Nagpal , Mayank Vatsa , Richa Singh

Grounding textual phrases in visual content is a meaningful yet challenging problem with various potential applications such as image-text inference or text-driven multimedia interaction. Most of the current existing methods adopt the…

Computer Vision and Pattern Recognition · Computer Science 2018-05-03 Zhiyuan Fang , Shu Kong , Tianshu Yu , Yezhou Yang