Machine and Deep Learning Techniques for Content Extraction of Satellite Images - Manami Barthakur

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Résumé :
Machine and deep learning techniques for content extraction of satellite images utilize artificial intelligence and neural networks to analyze and extract information from satellite imagery. These techniques can be used for a variety of applications, such as image classification, object detection, optical character recognition (OCR), and semantic segmentation. Convolutional Neural Networks (CNNs) are commonly used for image classification and object detection tasks. These networks are designed to process and understand images by analyzing the spatial relationship between pixels. They are composed of multiple layers, with each layer analyzing a different level of detail in the image. CNNs are particularly effective at identifying patterns and features in satellite images, such as roads, buildings, and vegetation. Recurrent Neural Networks (RNNs) and Long Short-term Memory (LSTM) networks are particularly useful for tasks that require the analysis of sequential data, like time series data. They are particularly useful in land cover change detection, change detection and time series analysis of satellite images. Semantic segmentation is the process of classifying each pixel in an image to a particular class, and it can be achieved using Fully Convolutional Networks (FCN) and U-Net architecture. This technique is particularly useful for identifying different land cover classes in satellite images, such as urban, agricultural, and natural areas. Generative Adversarial Networks (GANs) are used for creating synthetic images or super resolution of images. These are particularly useful for creating synthetic data for training and testing deep learning models for satellite images. Transfer learning is a technique that allows a pre-trained model to be fine-tuned for a specific task. This can be used to improve the accuracy of image classification and object detection tasks by using a pre-trained model as a starting point. In summary, machine and deep learning techniques for content extraction of satellite images involve using neural networks and computer vision techniques to analyze and extract information from satellite imagery. These techniques can be used for a variety of applications, such as image classification, object detection, and semantic segmentation, and can improve the accuracy and efficiency of extracting information from satellite images. to process and understand images by analyzing the spatial relationship between pixels. They are composed of multiple layers, with each layer analyzing a different level of detail in the image. CNNs are particularly effective at identifying patterns and features in satellite images, such as roads, buildings, and vegetation. Transfer learning is a technique that allows a pre-trained model to be fine-tuned for a specific task. This can be used to improve the accuracy of image classification and object detection.