周期确定方法和装置
By generating a target trajectory sequence and projecting it onto a specified direction, and combining time-frequency analysis and mode decomposition techniques, the problem of time-consuming, labor-intensive, and inaccurate period determination in existing technologies is solved, enabling efficient and accurate determination of the target object's action cycle and supporting business decisions.
CN115775411BActive Publication Date: 2026-07-17BEIJING JINGDONG QIANSHITECHNOLOGY CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- BEIJING JINGDONG QIANSHITECHNOLOGY CO LTD
- Filing Date
- 2022-11-23
- Publication Date
- 2026-07-17
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Figure CN115775411B_ABST
Abstract
本申请公开了周期确定方法和装置，涉及物流技术领域。该方法的一具体实施方式包括：基于预设时间段内所采集的视频帧序列，生成目标对象的目标轨迹序列，其中，视频帧序列记录有目标对象在指定区域内的活动轨迹；将目标轨迹序列投影到目标动作的指定方向上，得到投影轨迹，其中，指定方向为基于目标对象在执行目标动作过程中轨迹点的移动规律确定的方向；基于投影轨迹，确定预设时间段内目标对象执行目标动作的平均周期。该实施方式有效提升了确定出的平均周期的准确性。
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