Multi-source remote sensing identification method and system for underground potassium-bearing brine resources in salt lake area
A technology for water resources and remote sensing, applied in remote sensing technology and application fields, can solve the problems of remote sensing image data unable to verify the accuracy of each other, and the application effect is not ideal.
Active Publication Date: 2017-07-07
INST OF MINERAL RESOURCES CHINESE ACAD OF GEOLOGICAL SCI
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[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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[0039] The present invention will be described below in conjunction with the accompanying drawings.
[0040] The invention relates to a multi-source remote sensing discrimination method suitable for underground potassium-containing brine resources in salt lake areas, the flow chart of which is as follows figure 1 shown, including the following steps:
[0041] The data acquisition step is used to acquire multi-source remote sensing image data, the multi-source remote sensing image data including multi-spectral remote sensing image data, radar remote sensing image data and high-resolution remote sensing image data;
[0042] Data processing steps, including multi-spectral remote sensing image data and high-resolution remote sensing image data through multivariate color transformation technology to highlight the useful information in the image data and clarify the differences in spectral features between different ground objects, and establish remote sensing formation lithology in...
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The invention relates to a multi-source remote sensing discrimination method and system suitable for underground potassium-containing brine resources in salt lake areas. The method includes: a data acquisition step for acquiring multi-source remote sensing image data; a data processing step including processing multi-spectral remote sensing image data and high-resolution remote sensing image data through multivariate color transformation technology, and establishing a remote sensing stratum lithology solution Translate signs and interpret remote sensing formation lithology; use principal component analysis technology to extract salt-containing anomaly information from multi-spectral remote sensing image data, and then extract salt information through interpretation extraction method; process radar remote sensing image data and establish Geological structure interpretation signs of potassium brine resources and geological structure interpretation; data integration step, superposition, projection transformation and matching of the three-way information obtained in the data processing step. The method realizes the accurate discrimination of underground potassium-bearing brine resources through the processing, interpretation and integration of multi-source remote sensing image data.
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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IPC IPC(8): G06K9/62G06K9/46G06T7/33G01S17/89
Inventor 姚佛军焦鹏程刘雷震
Owner INST OF MINERAL RESOURCES CHINESE ACAD OF GEOLOGICAL SCI