Underwater section surveying and mapping system and method for intelligent algorithm imaging

The invention relates to the technical field of underwater topographic surveying and mapping, and discloses an underwater section surveying and mapping system and method based on intelligent algorithm imaging. The method comprises the following steps: acquiring underwater topographic data; generating an underwater geological image and an underwater magnetic image; performing feature extraction on the underwater topographic data, the underwater geological image and the underwater magnetic image; carrying out feature matching and preliminary alignment on the underwater geological image and the underwater magnetic image; carrying out image registration on the underwater geological image and the underwater magnetic image; and carrying out image fusion on the underwater geological image and the underwater magnetic image after image registration to generate an underwater cross-section surveying and mapping map. According to the invention, through combination of various sensor technologies, acquisition of diversifie