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Contrastive Language-Image Pre-training (CLIP)~\citep{radford2021learning} has emerged as a pivotal model in computer vision and multimodal learning, achieving state-of-the-art performance at aligning visual and textual representations…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Shaoan Xie , Lingjing Kong , Yujia Zheng , Yu Yao , Zeyu Tang , Eric P. Xing , Guangyi Chen , Kun Zhang

In applications across agriculture, ecology, and human development, machine learning with satellite imagery (SatML) is limited by the sparsity of labeled training data. While satellite data cover the globe, labeled training datasets for…

机器学习 · 计算机科学 2025-09-05 Livia Betti , Farooq Sanni , Gnouyaro Sogoyou , Togbe Agbagla , Cullen Molitor , Tamma Carleton , Esther Rolf

Accurate classification of terrestrial habitats is critical for biodiversity conservation, ecological monitoring, and land-use planning. Several habitat classification schemes are in use, typically based on analysis of satellite imagery…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Mahdis Tourian , Sareh Rowlands , Remy Vandaele , Max Fancourt , Rebecca Mein , Hywel T. P. Williams

Major decisions from governments and other large organizations rely on measurements of the populace's well-being, but making such measurements at a broad scale is expensive and thus infrequent in much of the developing world. We propose an…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Jihyeon Lee , Dylan Grosz , Burak Uzkent , Sicheng Zeng , Marshall Burke , David Lobell , Stefano Ermon

Understanding environmental changes from remote sensing imagery is vital for climate resilience, urban planning, and ecosystem monitoring. Yet, current vision language models (VLMs) overlook causal signals from environmental sensors, rely…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Hosam Elgendy , Ahmed Sharshar , Ahmed Aboeitta , Mohsen Guizani

There are a thousand ways to caption an image. Contrastive Language Pretraining (CLIP) on the other hand, works by mapping an image and its caption to a single vector -- limiting how well CLIP-like models can represent the diverse ways to…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Samuel Lavoie , Polina Kirichenko , Mark Ibrahim , Mahmoud Assran , Andrew Gordon Wilson , Aaron Courville , Nicolas Ballas

Autonomous landing is essential for drones deployed in emergency deliveries, post-disaster response, and other large-scale missions. By enabling self-docking on charging platforms, it facilitates continuous operation and significantly…

机器人学 · 计算机科学 2025-05-13 Siwei Cai , Yuwei Wu , Lifeng Zhou

Retrieving relevant imagery from vast satellite archives is crucial for applications like disaster response and long-term climate monitoring. However, most text-to-image retrieval systems are limited to RGB data, failing to exploit the…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Daniele Rege Cambrin , Lorenzo Vaiani , Giuseppe Gallipoli , Luca Cagliero , Paolo Garza

An in-depth comprehension of global land cover is essential in Earth observation, forming the foundation for a multitude of applications. Although remote sensing technology has advanced rapidly, leading to a proliferation of satellite…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Zhenghang Yuan , Zhitong Xiong , Lichao Mou , Xiao Xiang Zhu

Fine-grained understanding of objects, attributes, and relationships between objects is crucial for visual-language models (VLMs). Existing benchmarks primarily focus on evaluating VLMs' capability to distinguish between two very similar…

计算机视觉与模式识别 · 计算机科学 2025-01-23 Rabiul Awal , Saba Ahmadi , Le Zhang , Aishwarya Agrawal

The Simultaneous Localization and Mapping (SLAM) problem addresses the possibility of a robot to localize itself in an unknown environment and simultaneously build a consistent map of this environment. Recently, cameras have been…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Hudson M. S. Bruno , Esther L. Colombini

Background samples provide key contextual information for segmenting regions of interest (ROIs). However, they always cover a diverse set of structures, causing difficulties for the segmentation model to learn good decision boundaries with…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Zeju Li , Konstantinos Kamnitsas , Cheng Ouyang , Chen Chen , Ben Glocker

Deep Learning (DL) is undergoing a paradigm shift with the emergence of foundation models. In this work, we focus on Contrastive Language-Image Pre-training (CLIP), a Vision-Language foundation model that achieves high accuracy across…

计算机视觉与模式识别 · 计算机科学 2025-07-21 Angelos Zavras , Dimitrios Michail , Begüm Demir , Ioannis Papoutsis

Existing polarimetric synthetic aperture radar (PolSAR) image classification methods cannot achieve satisfactory performance on complex scenes characterized by several types of land cover with significant levels of noise or similar…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Wenshuai Chen , Shuiping Gou , Xinlin Wang , Licheng Jiao , Changzhe Jiao , Alina Zare

Vision-Language Models (VLMs) have remarkable abilities in generating multimodal reasoning tasks. However, potential misuse or safety alignment concerns of VLMs have increased significantly due to different categories of attack vectors.…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Md Jueal Mia , M. Hadi Amini

3D LiDAR-based place recognition remains largely underexplored in horticultural environments, which present unique challenges due to their semi-permeable nature to laser beams. This characteristic often results in highly similar LiDAR scans…

机器人学 · 计算机科学 2024-10-10 T. Barros , L. Garrote , P. Conde , M. J. Coombes , C. Liu , C. Premebida , U. J. Nunes

Recognition of features in satellite imagery (forests, swimming pools, etc.) depends strongly on the spatial scale of the concept and therefore the resolution of the images. This poses two challenges: Which resolution is best suited for…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Shreelekha Revankar , Cheng Perng Phoo , Utkarsh Mall , Bharath Hariharan , Kavita Bala

Automatic image captioning is a promising technique for conveying visual information using natural language. It can benefit various tasks in satellite remote sensing, such as environmental monitoring, resource management, disaster…

计算机视觉与模式识别 · 计算机科学 2023-10-18 Yingxu He , Qiqi Sun

Detecting text in natural scenes remains challenging, particularly for diverse scripts and arbitrarily shaped instances where visual cues alone are often insufficient. Existing methods do not fully leverage semantic context. This paper…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Mohammed-En-Nadhir Zighem , Abdenour Hadid

Recent advances in multimodal learning has resulted in powerful vision-language models, whose representations are generalizable across a variety of downstream tasks. Recently, their generalization ability has been further extended by…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Koustava Goswami , Srikrishna Karanam , Prateksha Udhayanan , K J Joseph , Balaji Vasan Srinivasan