CN111712833A - 一种筛选局部特征点的方法及装置 - Google Patents

一种筛选局部特征点的方法及装置 Download PDF

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CN111712833A
CN111712833A CN201880089229.3A CN201880089229A CN111712833A CN 111712833 A CN111712833 A CN 111712833A CN 201880089229 A CN201880089229 A CN 201880089229A CN 111712833 A CN111712833 A CN 111712833A
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CN111712833B (zh
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林天鹏
占云龙
左韶军
赵强
王林召
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • G06COMPUTING; CALCULATING OR COUNTING
    • G06TIMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00Image analysis

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  • Computer Vision & Pattern Recognition (AREA)
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  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
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Abstract

本申请实施例提供一种筛选局部特征点的方法及装置,涉及图像处理领域,用于解决现有技术中筛选出的局部特征点在图像中分布比较集中且误差较大的问题。该方法包括:确定第一帧图像中每个网格所包含的局部特征点;利用第二帧图像中每个网格的局部特征点的信息分别对第一帧图像中处于相同位置的网格所包含的局部特征点进行筛选,以得到第一帧图像中每个网格保留的局部特征点,其中,第二帧图像为第一帧图像的上一帧图像,第一帧图像和第二帧图像的尺寸相同,第一帧图像和第二帧图像中处于相同位置的网格一一对应;根据第一帧图像中每个网格中保留的局部特征点的信息确定待输出的局部特征点。

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PCT国内申请,说明书已公开。

Claims (12)

  1. PCT国内申请,权利要求书已公开。
CN201880089229.3A 2018-06-13 2018-06-13 一种筛选局部特征点的方法及装置 Active CN111712833B (zh)

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CN113362357A (zh) * 2021-06-03 2021-09-07 北京三快在线科技有限公司 特征点确定方法、装置、设备及存储介质

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CN105427333A (zh) * 2015-12-22 2016-03-23 厦门美图之家科技有限公司 视频序列图像的实时配准方法、***及拍摄终端
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113362357A (zh) * 2021-06-03 2021-09-07 北京三快在线科技有限公司 特征点确定方法、装置、设备及存储介质
CN113362357B (zh) * 2021-06-03 2022-08-16 北京三快在线科技有限公司 特征点确定方法、装置、设备及存储介质

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