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Production of photorealistic, navigable 3D site models requires a large volume of carefully collected images that are often unavailable to first responders for disaster relief or law enforcement. Real-world challenges include limited…

计算机视觉与模式识别 · 计算机科学 2025-05-05 Neil Joshi , Joshua Carney , Nathanael Kuo , Homer Li , Cheng Peng , Myron Brown

Ultra-high-resolution image generation poses great challenges, such as increased semantic planning complexity and detail synthesis difficulties, alongside substantial training resource demands. We present UltraPixel, a novel architecture…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Jingjing Ren , Wenbo Li , Haoyu Chen , Renjing Pei , Bin Shao , Yong Guo , Long Peng , Fenglong Song , Lei Zhu

Automated tracking of urban development in areas where construction information is not available became possible with recent advancements in machine learning and remote sensing. Unfortunately, these solutions perform best on high-resolution…

图像与视频处理 · 电气工程与系统科学 2022-04-06 Yutong He , William Zhang , Chenlin Meng , Marshall Burke , David B. Lobell , Stefano Ermon

Natural images tend to mostly consist of smooth regions with individual pixels having highly correlated spectra. This information can be exploited to recover hyperspectral images of natural scenes from their incomplete and noisy…

计算机视觉与模式识别 · 计算机科学 2016-11-03 Reza Arablouei , Frank de Hoog

Various and different methods can be used to produce high-resolution multispectral images from high-resolution panchromatic image (PAN) and low-resolution multispectral images (MS), mostly on the pixel level. However, the jury is still out…

计算机视觉与模式识别 · 计算机科学 2011-10-25 Firouz Abdullah Al-Wassai , N. V. Kalyankar , Ali A. Al-Zaky

We propose pix2pix3D, a 3D-aware conditional generative model for controllable photorealistic image synthesis. Given a 2D label map, such as a segmentation or edge map, our model learns to synthesize a corresponding image from different…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Kangle Deng , Gengshan Yang , Deva Ramanan , Jun-Yan Zhu

A satellite image is a remotely sensed image data, where each pixel represents a specific location on earth. The pixel value recorded is the reflection radiation from the earth's surface at that location. Multispectral images are those that…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Purbarag Pathak Choudhury , Ujjal Kr Dutta , Dhruba Kr Bhattacharyya

Addressing gaps caused by cloud cover and the long revisit cycle of satellites is vital for providing essential data to support remote sensing applications. This paper tackles the challenges of missing optical data synthesis, particularly…

计算机视觉与模式识别 · 计算机科学 2025-04-24 Chenxi Duan

In this paper we explain a process of super-resolution reconstruction allowing to increase the resolution of an image.The need for high-resolution digital images exists in diverse domains, for example the medical and spatial domains. The…

图像与视频处理 · 电气工程与系统科学 2022-12-07 Sebastien Lablanche , Gerard Lablanche

Satellite imagery solutions are widely used to study and monitor different regions of the Earth. However, a single satellite image can cover only a limited area. In cases where a larger area of interest is studied, several images must be…

Conditional image synthesis based on user-specified requirements is a key component in creating complex visual content. In recent years, diffusion-based generative modeling has become a highly effective way for conditional image synthesis,…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Zheyuan Zhan , Defang Chen , Jian-Ping Mei , Zhenghe Zhao , Jiawei Chen , Chun Chen , Siwei Lyu , Can Wang

Satellite image time series, bolstered by their growing availability, are at the forefront of an extensive effort towards automated Earth monitoring by international institutions. In particular, large-scale control of agricultural parcels…

计算机视觉与模式识别 · 计算机科学 2019-11-19 Vivien Sainte Fare Garnot , Loic Landrieu , Sebastien Giordano , Nesrine Chehata

Land use classification of low resolution spatial imagery is one of the most extensively researched fields in remote sensing. Despite significant advancements in satellite technology, high resolution imagery lacks global coverage and can be…

机器学习 · 计算机科学 2019-04-24 John Brandt

The unconditional generation of high fidelity images is a longstanding benchmark for testing the performance of image decoders. Autoregressive image models have been able to generate small images unconditionally, but the extension of these…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Jacob Menick , Nal Kalchbrenner

One of the main limitations for the resolution of optical instruments is the size of the sensor's pixels. In this paper we introduce a new sub pixel resolution algorithm to enhance the resolution of images. This method is based on the…

仪器与探测器 · 物理学 2012-11-12 Siamak Khademi , Ahmad Darudi , Zahra Abbasi

Obtaining detailed and reliable data about local economic livelihoods in developing countries is expensive, and data are consequently scarce. Previous work has shown that it is possible to measure local-level economic livelihoods using…

机器学习 · 统计学 2017-11-13 Anthony Perez , Christopher Yeh , George Azzari , Marshall Burke , David Lobell , Stefano Ermon

Many tasks in computer vision and graphics fall within the framework of conditional image synthesis. In recent years, generative adversarial nets (GANs) have delivered impressive advances in quality of synthesized images. However, it…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Ke Li , Shichong Peng , Tianhao Zhang , Jitendra Malik

The analysis of time-sequence satellite images is a powerful tool in remote sensing; it is used to explore the statics and dynamics of the surface of the earth. Usually, the quality of multitemporal images is influenced by metrological…

图像与视频处理 · 电气工程与系统科学 2024-05-01 Hessah Albanwan

Generation of maps from satellite images is conventionally done by a range of tools. Maps became an important part of life whose conversion from satellite images may be a bit expensive but Generative models can pander to this challenge.…

机器学习 · 计算机科学 2021-05-20 Vaishali Ingale , Rishabh Singh , Pragati Patwal

In this paper, we present a novel approach to synthesize realistic images based on their semantic layouts. It hypothesizes that for objects with similar appearance, they share similar representation. Our method establishes dependencies…

计算机视觉与模式识别 · 计算机科学 2021-09-16 Yi Wang , Lu Qi , Ying-Cong Chen , Xiangyu Zhang , Jiaya Jia