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In this paper, we address the challenge of land use and land cover classification using Sentinel-2 satellite images. The Sentinel-2 satellite images are openly and freely accessible provided in the Earth observation program Copernicus. We…

计算机视觉与模式识别 · 计算机科学 2019-02-04 Patrick Helber , Benjamin Bischke , Andreas Dengel , Damian Borth

Leveraging class semantic descriptions and examples of known objects, zero-shot learning makes it possible to train a recognition model for an object class whose examples are not available. In this paper, we propose a novel zero-shot…

计算机视觉与模式识别 · 计算机科学 2017-08-22 Soravit Changpinyo , Wei-Lun Chao , Fei Sha

Pre-trained vision-language models (VLMs), such as CLIP, demonstrate impressive zero-shot classification capabilities with free-form prompts and even show some generalization in specialized domains. However, their performance on satellite…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Pallavi Jain , Dino Ienco , Roberto Interdonato , Tristan Berchoux , Diego Marcos

Image captioning has become an important task in computer vision, enabling models to generate natural language descriptions of visual content. While several datasets exist for natural images and high-resolution optical remote sensing…

计算机视觉与模式识别 · 计算机科学 2026-05-06 Lucrezia Tosato , Gianluca Lombardi , Ronny Hansch

Recent advances in plant phenotyping have driven widespread adoption of multi sensor platforms for collecting crop canopy reflectance data. This includes the collection of heterogeneous data across multiple platforms, with Unmanned Aerial…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Timilehin T. Ayanlade , Anirudha Powadi , Talukder Z. Jubery , Baskar Ganapathysubramanian , Soumik Sarkar

European satellite missions Sentinel-1 (S1) and Sentinel-2 (S2) provide at highspatial resolution and high revisit time, respectively, radar and optical imagesthat support a wide range of Earth surface monitoring tasks such as LandUse/Land…

Unprecedented volumes of Earth observation data are continually collected around the world, but high-quality labels remain scarce given the effort required to make physical measurements and observations. This has led to considerable…

Modern Earth observation (EO) increasingly leverages deep learning to harness the scale and diversity of satellite imagery across sensors and regions. While recent foundation models have demonstrated promising generalization across EO…

Recent research has seen numerous supervised learning-based methods for 3D shape segmentation and remarkable performance has been achieved on various benchmark datasets. These supervised methods require a large amount of annotated data to…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Xiang Li , Lingjing Wang , Yi Fang

The goal of few-shot learning is to learn a model that can recognize novel classes based on one or few training data. It is challenging mainly due to two aspects: (1) it lacks good feature representation of novel classes; (2) a few of…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Canyu Le , Zhonggui Chen , Xihan Wei , Biao Wang , Lei Zhang

This study introduces a novel approach to online embedding of multi-scale CLIP (Contrastive Language-Image Pre-Training) features into 3D maps. By harnessing CLIP, this methodology surpasses the constraints of conventional…

机器人学 · 计算机科学 2024-03-28 Shun Taguchi , Hideki Deguchi

Multi-spectral imagery plays a crucial role in diverse Remote Sensing applications including land-use classification, environmental monitoring and urban planning. These images are widely adopted because their additional spectral bands…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Ganesh Mallya , Yotam Gigi , Dahun Kim , Maxim Neumann , Genady Beryozkin , Tomer Shekel , Anelia Angelova

The quantity and the quality of the training labels are central problems in high-resolution land-cover mapping with machine-learning-based solutions. In this context, weak labels can be gathered in large quantities by leveraging on existing…

计算机视觉与模式识别 · 计算机科学 2025-10-09 Gianmarco Perantoni , Lorenzo Bruzzone

We propose an approach to semantic segmentation that achieves state-of-the-art supervised performance when applied in a zero-shot setting. It thus achieves results equivalent to those of the supervised methods, on each of the major semantic…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Wei Yin , Yifan Liu , Chunhua Shen , Baichuan Sun , Anton van den Hengel

Massive amounts of unlabelled data are captured by Earth Observation (EO) satellites, with the Sentinel-2 constellation generating 1.6 TB of data daily. This makes Remote Sensing a data-rich domain well suited to Machine Learning (ML)…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Casper Fibaek , Luke Camilleri , Andreas Luyts , Nikolaos Dionelis , Bertrand Le Saux

Metric learning aims to build a distance metric typically by learning an effective embedding function that maps similar objects into nearby points in its embedding space. Despite recent advances in deep metric learning, it remains…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Deunsol Jung , Dahyun Kang , Suha Kwak , Minsu Cho

This paper presents an approach developed to address the PlantClef 2025 challenge, which consists of a fine-grained multi-label species identification, over high-resolution images. Our solution focused on employing class prototypes obtained…

Land cover mapping is essential to monitoring the environment and understanding the effects of human activities on it. The automatic approaches to land cover mapping (i.e., image segmentation) mostly used traditional machine learning that…

图像与视频处理 · 电气工程与系统科学 2021-03-24 Sanja Šćepanović , Oleg Antropov , Pekka Laurila , Yrjö Rauste , Vladimir Ignatenko , Jaan Praks

Satellite Earth-observation (EO) time series in the optical and microwave ranges of the electromagnetic spectrum are often irregular due to orbital patterns and cloud obstruction. Compositing addresses these issues but loses information…

Pre-training image representations from the raw text about images enables zero-shot vision transfer to downstream tasks. Through pre-training on millions of samples collected from the internet, multimodal foundation models, such as CLIP,…

机器学习 · 计算机科学 2024-03-18 Chenguang Wang , Ruoxi Jia , Xin Liu , Dawn Song