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228results about How to "Simplify the collection process" patented technology

Robot navigation system and navigation method

The utility model discloses a robot navigation system and a navigation method. The robot navigation system comprises a navigation network which is formed by a plurality of wireless access points, a wireless communication module which is used for transferring data and collecting the intensity sequence communicated with the wireless access points, a sensor which is used for checking that the robot meets barriers or not, and a position server which is used for storing the referenced intensity sequence and running the intricate position arithmetic, and is characterized in that the position server is connected with the wireless communication module and interacts with the navigation network. The navigation method is characterized in that the robot judges the next target position until reaches the destination by comparing the intensity sequence collected in real time with stored reference intensity sequence of the position points; when the robot meets barriers, the robot records and demarcates the intensity sequence of the position in order to avoid entering the position again, therefore achieving intellectual learning; the robot can upload the correlative information to the position server and achieve the assistant navigation position by the help of the database of the position server and the position arithmetic. The utility model is not likely to be affected by the environment and also has the advantages of low cost of maintenance.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Three-dimensional face modeling method and device

The invention provides a three-dimensional face modeling method to achieve efficient three-dimensional face modeling. The method includes the steps that an original image and a standard model are obtained; the bone point information is obtained according to the standard model; a feature point is marked on the original portrait and the coordinate information of the feature point is recorded; first conversion is conducted on the original portrait; second conversion is conducted on the standard model; the surface of the standard model generated after the second conversion is conducted is unfolded according to the preset method to form a texture image; the original portrait generated after the first conversion is conducted is mapped to the texture image. The invention further provides a corresponding three-dimensional face modeling device for implementing the three-dimensional face modeling method. According to the technical scheme, the three-dimensional face modeling method and device are simple in operation mode, good in fitting effect and high in degree of reduction; meanwhile, the method and device are higher in implementation speed and higher in efficiency, the processes of implementation and calculation are simplified, the data collection process is simplified, practicability and adaptability of a system are improved, and the method and device have great advantages in situations of low requirement for the face depth information.
Owner:FUJIAN TQ DIGITAL

Method for extracting region of interest of palmprint in non-contact manner in complex environment

The invention provides a method for extracting a region of interest of a palmprint in a non-contact manner in a complex environment, which includes the following steps: collecting a palmprint image; extracting a binary image of the palm foreground; filling the holes of the binary image and removing the small-area regions of the binary image; adjusting the palm angle in the binary image to make thetip of the middle finger on the topmost in the image; determining the search scope of maximum effective inscribed circle by detecting the fingertip position and the valley point position; carrying out range transformation on the binary image after adjustment, traversing the search scope obtained in the previous step, and limiting the proportional relationship between the center and radius of theinscribed circle and the length of the middle finger to get a maximum effective inscribed circle; and rotating the maximum effective inscribed circle to get an image of a region of interest of the palmprint. The method can be used to carry out binaryzation, contour extraction, key point location, translation, rotation correction and palmprint center region-of-interest extraction on a palmprint image collected by a high-pixel mobile phone in a complex environment.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Data acquisition statistical method, and system, terminal and service equipment thereof

The embodiment of the invention discloses a data acquisition statistical method, and a system, a terminal and service equipment thereof, wherein a data acquisition method comprises the following steps: generating the attribute of a label corresponding to a target page element in a currently displayed webpage; generating triggering data for the target page element according to address information corresponding to the webpage and the attribute of the label corresponding to the target page element; and sending the triggering data to webpage service equipment. A data statistical method comprises the following steps: receiving the triggering data for the target page element sent by a user terminal and positioned in the webpage, counting the time of triggering operation of the target page element according to the address information corresponding to the webpage carried in the triggering data and the attribute of the label corresponding to the target page element; and generating a webpage snapshot of the webpage based on the address information, and adding the time of the triggering operation of the target page element in the webpage snapshot. By means of the invention, the data acquisition efficiency can be improved; and the data statistical effect can be ensured.
Owner:GUANGZHOU HUADUO NETWORK TECH

Biological feature-based payment system, method and device and readable storage medium

The invention discloses a biological feature-based payment system, method and device and a readable storage medium. The biological feature-based payment system comprises a charging foreground, an account subsystem and an association subsystem in communication connection with one another, wherein the charging foreground is used for sending obtained biological feature information to the association subsystem so that the association subsystem can obtain account information corresponding to the biological feature information; and the association subsystem is used for sending the account information to the account subsystem and carrying out fee-deduction payment on an account corresponding to the account information through the account subsystem. According to the system, the charging foreground and the account subsystem are associated through the association subsystem, and payment can be carried out through the account corresponding to the account information by means of the biological feature information obtained by the charging foreground, so that the payment is divorced from physical vouchers and hardware demands, the risk of physical voucher loss is avoided, the operation cost is reduced, the collection process is simplified and the convenience of the payment is increased.
Owner:深圳市优博生活科技有限公司

Test spectrum clipping method achieving monaxial and triaxial random vibration stress equivalence

The invention discloses a test spectrum clipping method achieving monaxial and triaxial random vibration stress equivalence, and the problem that an existing test spectrum determination technique is complex in processing process is mainly solved. The test spectrum clipping method comprises the implementation steps that 1, a maximum Fann equivalent stress value sigmamax, generated when single axes are sequentially loaded with a homotaxial vibration acceleration test spectrum, of a focused point n on a vibration system and a Fann equivalent stress value sigmaxyz, generated when the three axes are simultaneously loaded, of the focused point n are extracted, and the ratio a of sigmamax to sigmaxyz is calculated through a formula a=sigmamax/sigmaxyz; 2, the horizontal coordinate of the monaxial vibration acceleration test spectrum keeps invariable, the corresponding vertical coordinate is reduced by a<2> times of a, and then a clipped vibration acceleration test spectrum is obtained. The test spectrum clipping method can achieve the effect that the Fann equivalent stress value, generated during triaxial vibration, of the focused point n can be made to be equal to the maximum Fann equivalent stress value generated during monaxial sequential vibration, is a simple and convenient method for determining a triaxial vibration test spectrum and can be used for building a triaxial vibration test standard.
Owner:XIDIAN UNIV
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