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118 results about "Content Model" patented technology

A structured representation of a collection of items. In the Content Classification System, a content model includes an ontology comprised of a hierarchical taxonomy of content categories, content types, data properties, and annotation properties.

Method for starting up mobile terminal through voice password

The invention discloses a method for starting up a mobile terminal through a voice password, wherein a user voice print model, a pronunciation content model and a pronunciation rhythm model which are pre-established are stored in the mobile communication terminal. The method comprises the following steps: extracting the acoustic feature from the sound wave of the mobile terminal user and forming a voice print feature vector sequence, a pronunciation content feature vector sequence and a pronunciation rhythm feature vector sequence which are to be identified; matching and comparing the pronunciation content feature vector sequence to be identified with the pronunciation content model one by one, and obtaining a pronunciation content matching score A; matching and comparing the voice print feature vector sequence with the voice print model one by one, and obtaining a voice print matching score B; matching and comparing the pronunciation rhythm feature vector sequence with the pronunciation rhythm model one by one, and obtaining a pronunciation rhythm matching score C; performing operation to the comprehensive matching degree of the pronunciation content matching score A, the voice print matching score B and the pronunciation rhythm matching score C, and starting up the mobile terminal when the obtained comprehensive matching degree Z is equal to or larger than a preset threshold value.
Owner:卢中江

Content extraction method based on keyword matching

The invention discloses a content extraction method based on keyword matching. Keywords in a webpage source code Keywords label are counted, a standard library is built according to the keywords, and a corresponding DOM tree is built; hierarchical traversal is conducted on the DOM tree, the number of keywords contained in all nodes of the DOM trees is counted, the keyword weights of the nodes are calculated according to the ratio relation between the keyword number of the nodes and the keyword number of father nodes of the nodes, the content node containing a content text is effectively screened out and positioned by judging the maximum keyword weight of node children, and content extraction is completed; and a similarity matching method is proposed in order to solve the problem that a short text cannot be effectively extracted through a keyword matching method, and according to the similarity matching method, paragraph texts and page titles are converted into 8-bit binary data, the similarity is judged according to the Hamming distance, and content extraction of the short text is achieved. According to the content extraction method, matching is conducted according to the keywords set in a webpage, neither data training nor sample learning is needed, and the method is out of limitation of a website structure and has the good universality.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Method and device for determining content of adsorbed gas in clay shale reservoir

The invention provides a method and a device for determining the content of adsorbed gas in a clay shale reservoir and belongs to the technical field of prediction of gas content of the clay shale reservoir. The method comprises steps as follows: influence factors of the adsorbed gas in the clay shale reservoir are obtained; the actually measured adsorbed gas content is acquired through a preset adsorption model according to physical property parameters and isothermal adsorption experimental data of a to-be-measured clay shale reservoir; a scatter diagram indicating that the actually measured adsorbed gas content changes along with the adsorbed gas influence factors is determined according to the adsorbed gas influence factors and the actually measured adsorbed gas content; the scatter diagram is subjected to fitting, a correlation curve and the fitting degree of the adsorbed gas content changing along with the predetermined influence factors are acquired, and the influence factors with the fitting degree larger than a preset value are determined as main controlling factors of the adsorbed gas content; a multiple linear regression model is established according to the main controlling factors of the adsorbed gas content; an adsorbed gas content model is determined through the multiple linear regression model according to the adsorbed gas influence factors and the actually measured adsorbed gas content. The method and the device have the characteristic of higher accuracy of a quantitative prediction result.
Owner:CHINA UNIV OF PETROLEUM (BEIJING)

Method for pre-warning forest fire based on satellite remote sensing data

InactiveCN110379113AHigh precisionSolve the problem of difficult vegetation distributionImage enhancementImage analysisVegetation coverMoisture
The invention discloses a method for pre-warning forest fire based on satellite remote sensing data, and solves the problem that existing forest fire danger forecasting is insufficient in precision. The method comprises the following steps: obtaining image data, and carrying out radiation correction, geometric correction and projection transformation; using processed image data to calculate surface temperature; using processed image data to calculate normalized differential vegetation index so as to calculate vegetation coverage rate; obtaining a panchromatic image and a multispectral image, carrying out geometric correction on the panchromatic image and the multispectral image, fusing the panchromatic image and the multispectral image for vegetation classification, constructing combustible moisture content models of different types of vegetations in combination with meteorological factors, and calculating the moisture contents of different types of vegetations; calculating dynamic hazard indexes of forest fire through the surface temperature, the vegetation coverage rate and the moisture contents of different types of vegetations, and classifying fire danger classes according to the dynamic hazard indexes of forest fire. According to the method, the precision of a combustible moisture content model is much higher than that of a model determined through remote sensing satelliteparameters directly.
Owner:北京中科锐景科技有限公司
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