Cross-view image geographic positioning method and device based on attention efficiency network

• Main Authors: WANG YING, LU HUAYUAN, LIU YAN, YANG CHUNFANG, QI BAOJUN, XU JINGQIAN, LI JIANGSHAN, ZHU MA, LIU JINGYU
• Format: Patent
• Language: Chinese; English
• Published: 23.06.2023
• Subjects: CALCULATING; COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The invention provides a cross-view image geographic positioning method and device based on an attention efficiency network. The method comprises the following steps: step 1, constructing an attention efficiency network, wherein the attention efficiency network is composed of an OfficientNetV2 network and a space attention module; 2, constructing a double-branch network as a cross-view image geographic positioning network model; wherein each branch is composed of the attention efficiency network; 3, training the cross-view image geographic positioning network model based on a designed loss function; 4, performing polar coordinate transformation on the to-be-queried ground image to obtain a corresponding satellite panoramic image; and step 5, inputting the to-be-queried ground image and the satellite panoramic image into the trained cross-view-angle image geographic positioning network model to obtain a positioning result. 本发明提供一种基于注意力效率网络的跨视角图像地理定位方法及装置。该方法包括：步骤1：构建注意力效率网络，所述注意力效率网路由EfficientNetV2网络和空间注意力模块组成