WO2016074248A1 - Procédé et appareil d'application d'une vérification sur la base d'une reconnaissance du visage - Google Patents

Procédé et appareil d'application d'une vérification sur la base d'une reconnaissance du visage Download PDF

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Publication number
WO2016074248A1
WO2016074248A1 PCT/CN2014/091213 CN2014091213W WO2016074248A1 WO 2016074248 A1 WO2016074248 A1 WO 2016074248A1 CN 2014091213 W CN2014091213 W CN 2014091213W WO 2016074248 A1 WO2016074248 A1 WO 2016074248A1
Authority
WO
WIPO (PCT)
Prior art keywords
image
distance
spot
template
eyes
Prior art date
Application number
PCT/CN2014/091213
Other languages
English (en)
Chinese (zh)
Inventor
张黎君
熊胜峰
叶培锋
郑旭升
田辉
Original Assignee
深圳市三木通信技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳市三木通信技术有限公司 filed Critical 深圳市三木通信技术有限公司
Priority to PCT/CN2014/091213 priority Critical patent/WO2016074248A1/fr
Priority to CN201480001802.2A priority patent/CN104584030B/zh
Publication of WO2016074248A1 publication Critical patent/WO2016074248A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2133—Verifying human interaction, e.g., Captcha

Definitions

  • the invention belongs to the field of intelligent terminals, and in particular relates to a method and a device for verifying and using based on face recognition.
  • Mobile terminals commonly known as mobile phones, have passed the analog era, the digital age and the intelligent era. Most of the existing mobile phones are smart phones, and their functions are also powerful, including: Internet, video calls, app applications, etc. Function, mobile phone has gradually become an essential tool for people in their daily lives.
  • An object of the embodiments of the present invention is to provide a method for verifying the use of a mobile phone based on face recognition, which solves the problem of low security in the prior art.
  • a method for verifying and using a face recognition method includes the following steps:
  • the person image is compared with the image template, and it is determined whether the smart device is turned on according to the comparison result.
  • the implementation manner of comparing the image of the person with the image template is specifically:
  • Extracting the gray value of each pixel in the image of the person, extracting the pixel point and its coordinates within the range of the gray value of the spot, and the pixel within the range of the gray value of the spot is the spot, such as the distance between the adjacent spots is less than the setting
  • the distance is divided into a spot area, and all the spots are traversed to distinguish all the spot areas; all the spot areas are displayed at corresponding positions of the person image, and all the spot areas in the image template are extracted to the center of the eyes.
  • the point is the origin, 360° uniformly emits a plurality of rays through all the plaque regions, and the distance between the edge of each plaque region and the center point is obtained according to the intersection of the plurality of ray and the edge of all the plaque regions; and the edge of each plaque region in the image of the person is obtained
  • the distance between the center points and the distance between the edge of each spot in the image template and the center point are compared with the distance between the edge of each spot in the image and the center point. For example, there is a set number of spot areas in the image template. In the presence of a character image, it is determined that the alignment is not similar, otherwise the similarity is determined.
  • the method further includes:
  • the comparing the image of the person with the image template, and determining whether to open the smart device according to the comparison result specifically includes:
  • the distance between the origin of the character image and the coordinates of the nth intersection is the set threshold and is a constant.
  • the comparing the image of the person with the image template, and determining whether to open the smart device according to the comparison result specifically includes:
  • the contour of the character image and the midpoint of the eyes of the character image Obtaining the contour of the character image and the midpoint of the eyes of the character image, acquiring the contour of the image template and the midpoint of the eyes, and matching the midpoint of the eyes of the image module with the midpoint of the eyes of the person image, such as the contour of the character image
  • the contour of the image module also coincides with the smart device.
  • an intelligent terminal device comprising:
  • An extracting unit configured to extract an image of the operator's face from the photo
  • the image comparison unit is configured to compare the image of the person with the image template, and determine whether to open the smart device according to the comparison result.
  • the image comparison unit is specifically configured to:
  • Extracting the gray value of each pixel in the image of the person, extracting the pixel point and its coordinates within the range of the gray value of the spot, and the pixel within the range of the gray value of the spot is the spot, such as the distance between the adjacent spots is less than the setting
  • the distance is divided into a spot area, and all the spots are traversed to distinguish all the spot areas; all the spot areas are displayed at corresponding positions of the person image, and all the spot areas in the image template are extracted to the center of the eyes.
  • the point is the origin, 360° uniformly emits a plurality of rays through all the plaque regions, and the distance between the edge of each plaque region and the center point is obtained according to the intersection of the plurality of ray and the edge of all the plaque regions; and the edge of each plaque region in the image of the person is obtained
  • the distance between the center points and the distance between the edge of each spot in the image template and the center point are compared with the distance between the edge of each spot in the image and the center point. For example, there is a set number of spot areas in the image template. In the presence of a character image, it is determined that the alignment is not similar, otherwise the similarity is determined.
  • the device further includes:
  • a replacement unit configured to replace the image template with the character image after the opening unit turns on the smart device.
  • the image comparison unit is specifically configured to:
  • the distance between the origin of the character image and the coordinates of the nth intersection is the set threshold and is a constant.
  • the image comparison unit is specifically configured to:
  • the contour of the character image and the midpoint of the eyes of the character image Obtaining the contour of the character image and the midpoint of the eyes of the character image, acquiring the contour of the image template and the midpoint of the eyes, and matching the midpoint of the eyes of the image module with the midpoint of the eyes of the person image, such as the contour of the character image
  • the contour of the image module also coincides with the smart device.
  • the mobile phone provided by the technical solution of the present invention uses a face recognition method to monitor and verify the mobile phone, so that when the mobile phone user changes, the non-owner's operation can be automatically shielded, so that the mobile phone has high security. A little bit.
  • FIG. 1 is a flow chart of a method for verifying and using face recognition based on the present invention
  • FIG. 2 is a structural diagram of an intelligent terminal device provided by the present invention.
  • a specific embodiment of the present invention provides a method for verifying and using face recognition, which is performed by a mobile phone or other smart device (for example, an iPad, a PDA, etc.).
  • the method is as shown in FIG. 1 and includes the following steps:
  • the above comparison results may be: similar or dissimilar. Because the face image of the operator may not be constant, the possibility of being identical is not great, because the face will change, so only the similarity can be realized here, and the similar method is determined. See the description below.
  • the implementation manner of comparing the image of the person with the image template may be:
  • Extracting the gray value of each pixel in the image of the person, extracting the pixel point and its coordinates within the range of the gray value of the spot, and the pixel within the range of the gray value of the spot is the spot, such as the distance between the adjacent spots is less than the setting
  • the distance is divided into a spot area, and all the spots are traversed to distinguish all the spot areas; all the spot areas are displayed at corresponding positions of the person image, and all the spot areas in the image template are extracted to the center of the eyes.
  • the point is the origin, 360° uniformly emits a plurality of rays through all the plaque regions, and the distance between the edge of each plaque region and the center point is obtained according to the intersection of the plurality of ray and the edge of all the plaque regions; and the edge of each plaque region in the image of the person is obtained
  • the distance between the center points and the distance between the edge of each spot in the image template and the center point are compared with the distance between the edge of each spot in the image and the center point. For example, there is a set number of spot areas in the image template. In the presence of a character image, it is determined that the alignment is not similar, otherwise the similarity is determined.
  • This design mainly uses the spot area to identify the image of the person, because for the portrait, there are generally spots, and the gray value of the spot is basically in a range, and it is easier to distinguish the gray value, then all the spots are compared.
  • the problem can be achieved by distinguishing the images of the characters, because for each person, the spots must not be consistent, and all of them can be clearly distinguished.
  • the central point of the eyes is used as a reference point to avoid people's gain. The effect of the contrast caused by long thinness on the result can be avoided by taking the center point of both eyes as the reference point, so the above method has the advantage of high accuracy.
  • the foregoing method may further include:
  • the image template is replaced with the character image.
  • the comparing the image of the person with the image template, and determining whether to open the smart device according to the comparison result specifically includes:
  • the specific implementation manner of the foregoing 103 may be:
  • the distance between the origin of the character image and the coordinates of the nth intersection is the set threshold and is a constant.
  • the specific implementation manner of the foregoing 103 may be:
  • the contour of the character image and the midpoint of the eyes of the character image Obtaining the contour of the character image and the midpoint of the eyes of the character image, acquiring the contour of the image template and the midpoint of the eyes, and matching the midpoint of the eyes of the image module with the midpoint of the eyes of the person image, such as the contour of the character image
  • the contour of the image module also coincides with the smart device.
  • This method is equivalent to the addition of the learning function, that is, each comparison can guarantee that it belongs to the latest image.
  • the embodiment of the present invention further provides an intelligent terminal device. As shown in FIG. 2, the device includes:
  • the obtaining unit 21 is configured to obtain a photo of the operator
  • An extracting unit 22 configured to extract an image of the face of the operator from the photo
  • the image comparison unit 25 is configured to compare the person image with the image template, and determine whether to open the smart device according to the comparison result.
  • the image comparison unit 25 is specifically configured to:
  • Extracting the gray value of each pixel in the image of the person, extracting the pixel point and its coordinates within the range of the gray value of the spot, and the pixel within the range of the gray value of the spot is the spot, such as the distance between the adjacent spots is less than the setting
  • the distance is divided into a spot area, and all the spots are traversed to distinguish all the spot areas; all the spot areas are displayed at corresponding positions of the person image, and all the spot areas in the image template are extracted to the center of the eyes.
  • the point is the origin, 360° uniformly emits a plurality of rays through all the plaque regions, and the distance between the edge of each plaque region and the center point is obtained according to the intersection of the plurality of ray and the edge of all the plaque regions; and the edge of each plaque region in the image of the person is obtained
  • the distance between the center points and the distance between the edge of each spot in the image template and the center point are compared with the distance between the edge of each spot in the image and the center point. For example, there is a set number of spot areas in the image template. In the presence of a character image, it is determined that the alignment is not similar, otherwise the similarity is determined.
  • the foregoing apparatus further includes:
  • the replacing unit 26 is configured to replace the image template with the character image after the opening unit turns on the smart device.
  • the image comparison unit 25 is specifically used to:
  • the distance between the origin of the character image and the coordinates of the nth intersection is the set threshold and is a constant.
  • the image comparison unit 25 is specifically configured to:
  • the contour of the character image and the midpoint of the eyes of the character image Obtaining the contour of the character image and the midpoint of the eyes of the character image, acquiring the contour of the image template and the midpoint of the eyes, and matching the midpoint of the eyes of the image module with the midpoint of the eyes of the person image, such as the contour of the character image
  • the contour of the image module also coincides with the smart device.
  • each unit included is only divided according to functional logic, but is not limited to the above division, as long as the corresponding function can be implemented; in addition, the specific name of each functional unit is also They are only used to facilitate mutual differentiation and are not intended to limit the scope of the present invention.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)

Abstract

La présente invention relève du domaine des terminaux intelligents. La présente invention concerne un procédé d'application d'une vérification sur la base d'une reconnaissance du visage. Le procédé comprend les étapes suivantes consistant à : obtenir une image d'un utilisateur ; extraire de l'image une image du visage de l'utilisateur ; puis comparer l'image de la personne à un modèle d'image et déterminer s'il convient de commuter sur un dispositif intelligent en fonction d'un résultat de la comparaison. La solution technique d'après la présente invention a pour avantages une grande précision de la reconnaissance de la personne et une grande sécurité.
PCT/CN2014/091213 2014-11-15 2014-11-15 Procédé et appareil d'application d'une vérification sur la base d'une reconnaissance du visage WO2016074248A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2014/091213 WO2016074248A1 (fr) 2014-11-15 2014-11-15 Procédé et appareil d'application d'une vérification sur la base d'une reconnaissance du visage
CN201480001802.2A CN104584030B (zh) 2014-11-15 2014-11-15 基于人脸识别的验证使用方法及装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/091213 WO2016074248A1 (fr) 2014-11-15 2014-11-15 Procédé et appareil d'application d'une vérification sur la base d'une reconnaissance du visage

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WO2016074248A1 true WO2016074248A1 (fr) 2016-05-19

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WO (1) WO2016074248A1 (fr)

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CN105938552B (zh) * 2016-06-29 2020-04-24 北京旷视科技有限公司 底图自动更新的人脸识别方法及装置
CN107742071A (zh) * 2017-09-11 2018-02-27 广东欧珀移动通信有限公司 网络游戏的装备解锁方法和电子装置
CN111932283B (zh) * 2020-09-22 2024-07-02 北京大鱼梦想科技有限公司 一种防伪检测方法及装置

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