DATA ACTIVE SELECTION AND ANNOTATION METHOD AND APPARATUS FOR POINT CLOUD
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United States of America
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Mar 6, 2025
app pub date -
Aug 29, 2023
filing date -
Aug 29, 2023
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Abstract
A data active selection and annotation method for a point cloud includes: inputting initial point cloud data into a feature extraction model to extract a first feature of annotated point cloud data and a second feature of unannotated point cloud data, the initial point cloud data including the annotated point cloud data and the unannotated point cloud data; inputting the unannotated point cloud data into a classification model to obtain a classification result of the unannotated point cloud data; determining each piece of target point cloud data with a pseudo label identical to a real label from the unannotated point cloud data according to the classification result and the real label of the annotated point cloud data; filtering to-be-annotated point cloud data from each piece of target point cloud data according to the first feature, a second feature and the classification result of each piece of target point cloud data.
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