Multi-resource remote sensing distinguishing method and system of underground potassium- and halide-containing water resource in salt lake area

Abstract

The invention relates to a multi-resource remote sensing distinguishing method and system of an underground potassium- and halide-containing water resource in a salt lake area. The method comprises the following steps: acquiring data, namely, acquiring multi-resource remote sensing image data; processing data, namely, processing multi-spectral remote sensing image data and high-resolution remote sensing image data by the multi-color transformation technology, building a remote sensing stratum lithology interpretation mark and performing remote sensing stratum lithology interpretation; extracting salt-containing abnormality information from the multi-spectral remote sensing image data by the main component analyzing technology; extracting the salt information by the interpretation extracting method; processing a radar remote sensing image data, building a geologic structure interpretation mark for potassium- and halide-containing water resource and performing geologic structure interpretation; integrating data, namely, processing three information obtained in data processing by overlapping, projection transformation and matching. According to the method, the multi-resource remote sensing image data are processed, interpreted and integrated to realize accurate distinguishing of the potassium- and halide-containing water resource.

Description

technical field [0001] The invention relates to the field of remote sensing technology and application, in particular to a multi-source remote sensing identification method and system suitable for underground potassium-containing brine resources in salt lake areas. Background technique [0002] Remote sensing technology is a high-tech, used for non-contact detection of material information on the earth's surface and a certain depth, applying remote sensing to geology, using remote sensing with large angle, large field of view, rich information, timing positioning, macro observation, multi-band , strong three-dimensional sense, obvious topographic and geomorphic features, etc., study the electromagnetic radiation reflection characteristics of geological bodies and geological phenomena on the earth's surface and surface layers, and identify the nature of geological bodies and geological phenomena, so as to provide a basis for the study of geological structures, geological mappi...

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Problems solved by technology

[0006] The present invention aims at the prior art by combining geological interpretation of multi-spectral remote sensing image data and multi-spectral structure interpretation to carry out remote sensing research on underground potassium-containing brine resources. The image data cannot be mutually verified and the identification accuracy is low. A multi-source remote sensing identification method for underground potassium-containing brine resources in the salt lake area is provided. Through the processing, interpretation and integration of multi-source remote sensing image data, underground potassium-containing brine resources can be realized. accurate discrimination of

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