Multidimensional spatiotemporal spectral data fusion method, device, electronic device and storage medium

Abstract

The present invention provides a multi-dimensional spatiotemporal spectral data fusion method and device, wherein the method includes: determining temporally coincident multi-dimensional spatiotemporal spectral data based on the first multi-dimensional spatiotemporal spectral data and the second multi-dimensional spatiotemporal spectral data to be fused; Multi-dimensional space-time spectral data, second multi-dimensional space-time spectral data, and time-coincidence multi-dimensional space-time spectral data to construct corresponding first multi-dimensional space-time spectral residual data, second multi-dimensional space-time spectral residual data, and time-coincident multi-dimensional space-time spectral residual data difference data; predicting the third multi-dimensional space-time spectral residual data corresponding to the first multi-dimensional space-time spectral residual data based on the mapping relationship between the time-coincident multi-dimensional space-time spectral residual data and the second multi-dimensional space-time spectral residual data; The second multi-dimensional space-time spectral data and the third multi-dimensional space-time spectral residual data are fused to obtain multi-dimensional space-time spectral data with high temporal and spatial resolution. The method and device provided by the embodiments of the present invention improve the efficiency and speed of data fusion, and can achieve higher fusion accuracy.

Description

technical field [0001] The invention relates to the technical field of remote sensing, and in particular, to a method, device, electronic device and storage medium for fusion of multi-dimensional spatiotemporal spectral data. Background technique [0002] With the rapid development of remote sensing sensors and their applications, various satellites have acquired a large number of data sets with different temporal and spatial resolutions, which makes the applications related to long-term monitoring have certain practical application potential. However, due to the limitation of satellite sensors, remote sensing datasets cannot have high spatial and temporal resolutions simultaneously. Therefore, how to combine the advantages of different remote sensing products to obtain data sets with both high spatial resolution and high temporal resolution has become an urgent problem to be solved. [0003] In order to obtain datasets with high temporal and high spatial resolution, perfor...

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Problems solved by technology

[0005] The present invention provides a multi-dimensional spatio-temporal spectral data fusion method, device, electronic equipment and storage medium to solve the defects of low fusion speed and efficiency in the prior art

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