CN111295664A - 一种发际线轮廓的定位方法、装置及计算机可读存储介质 - Google Patents

一种发际线轮廓的定位方法、装置及计算机可读存储介质 Download PDF

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CN111295664A
CN111295664A CN201880071219.7A CN201880071219A CN111295664A CN 111295664 A CN111295664 A CN 111295664A CN 201880071219 A CN201880071219 A CN 201880071219A CN 111295664 A CN111295664 A CN 111295664A
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hairline
contour
face image
pixel point
detected
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CN111295664B (zh
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郭知智
卢恒惠
董辰
郜文美
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Honor Device Co Ltd
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Huawei Technologies Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/12—Edge-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/56—Extraction of image or video features relating to colour
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation
    • G06V40/162—Detection; Localisation; Normalisation using pixel segmentation or colour matching
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30196—Human being; Person
    • G06T2207/30201—Face

Abstract

本申请提供了一种一种发际线轮廓的定位方法、装置及计算机可读存储介质，该方法包括：获取待检测人脸图像；生成所述待检测人脸图像的发际线初始轮廓；在灰度图中计算所述发际线初始轮廓上的像素点与周围相邻像素点的灰度值之差；根据所述灰度值之差对所述发际线初始轮廓进行调整，生成所述待检测人脸图像的发际线准确轮廓。本申请提供的技术方案可以精确地勾勒出人脸图像的发际线轮廓，从而可以将全部额头皮肤划入人脸ROI内。

Description

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。
CN201880071219.7A 2018-02-28 2018-02-28 一种发际线轮廓的定位方法、装置及计算机可读存储介质 Active CN111295664B (zh)

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CN112258535A (zh) * 2020-10-26 2021-01-22 大连理工大学 超声图像中胼胝体及小脑蚓部的一体化定位及分割方法
CN112669228A (zh) * 2020-12-22 2021-04-16 厦门美图之家科技有限公司 图像处理方法、系统、移动终端及存储介质

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CN111126344B (zh) * 2019-12-31 2023-08-01 杭州趣维科技有限公司 一种生成人脸额头关键点的方法与系统
CN111489823A (zh) * 2020-04-08 2020-08-04 Oppo广东移动通信有限公司 头发健康状况评估方法、装置、移动终端及存储介质
CN111968144B (zh) * 2020-09-07 2024-03-29 凌云光技术股份有限公司 一种图像边缘点获取方法及装置
CN112131414A (zh) * 2020-09-23 2020-12-25 北京百度网讯科技有限公司 信号灯的图像的标注方法、装置、电子设备以及路侧设备
CN112434578B (zh) * 2020-11-13 2023-07-25 浙江大华技术股份有限公司 口罩佩戴规范性检测方法、装置、计算机设备和存储介质
CN113034349B (zh) * 2021-03-24 2023-11-14 北京达佳互联信息技术有限公司 图像处理方法、装置、电子设备及存储介质
CN113837067B (zh) * 2021-09-18 2023-06-02 成都数字天空科技有限公司 器官轮廓检测方法、装置、电子设备及可读存储介质
CN114723888B (zh) * 2022-04-08 2023-04-07 北京百度网讯科技有限公司 三维发丝模型生成方法、装置、设备、存储介质及产品

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CN112669228A (zh) * 2020-12-22 2021-04-16 厦门美图之家科技有限公司 图像处理方法、系统、移动终端及存储介质

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WO2019165604A1 (zh) 2019-09-06
EP3751446B1 (en) 2023-08-16
EP3751446A1 (en) 2020-12-16
EP3751446A4 (en) 2021-01-27

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