Method, apparatus and system for acquiring headcount

摘要

A method, apparatus and system for acquiring headcount are provided. Data frames are acquired from a surveillance video, object models are set in the data frames, and a foreground image is extracted from the data frames, wherein the foreground image includes moving objects extracted from the data frames; the moving objects in the foreground image is matched with the object models, the headcount in corresponding data frames is acquired according to a result of the matching, characteristics of the matched moving objects are extracted, and the corresponding moving objects are tracked based on the characteristics; the actual headcount for a predetermined time segment of the surveillance video is acquired based on a result of the tracking and the acquired headcount for each of the data frames, wherein the result of the tracking includes: an indication of whether some or all of the data frames includes a same moving object.

主权项

1. A method for acquiring headcount, comprising:
acquiring data frames from a surveillance video, setting object models in the data frames, and extracting a foreground image from the data frames, wherein the foreground image comprises moving objects extracted from the data frames; matching the moving objects in the foreground image with the object models, acquiring the headcount in corresponding data frames according to a result of the matching, extracting characteristics of the matched moving objects, and tracking the corresponding moving objects based on the characteristics; and acquiring the actual headcount for a predetermined time segment of the surveillance video based on a result of the tracking and the acquired headcount for each of the data frames, wherein the result of the tracking comprises: an indication of whether some or all of the data frames includes a same moving object or not.