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46 results about "Informative modelling" patented technology

Informative modelling is an interdisciplinary methodological approach linking information technologies with architectural analysis and modelling (at various scales, from architectural elements to buildings and structures). Informative modelling aims at improving the way information and evidences about how architectural objects evolved through time can be visually displayed.

A personalized information recommendation method based on metapath with attributes

The invention discloses a personalized information recommendation method based on metapath with attributes, including modeling all the information as a heterogeneous information network, dividing themetapath with attributes into completely symmetrical and semi-symmetrical metapath with attributes according to whether the attribute values are the same, obtaining the correlation matrix of entitiesunder each metapath with attributes, and obtaining the correlation matrix of entities in the whole network by weighting; based on the matrix decomposition algorithm combined with the regular term which is composed of the correlation degree and the correlation degree weight vector, the implicit meaning matrix of the user and the object, constructing the objective function and updating the implicitmeaning matrix and the correlation degree weight vector iteratively, and calculating the prediction score of the user to the object from the obtained implicit meaning matrix, according to the predicted score, recommending the item to the user as the object to be recommended. The invention satisfies the personalized demand of the user for the information recommendation, can improve the recommendation accuracy and solve the cold start problem to a certain extent.
Owner:SOUTHEAST UNIV

Method for automatically establishing three-dimensional geological information model of coal mine by using point cloud data

The invention discloses a method for automatically establishing a three-dimensional geological information model of a coal mine by using point cloud data, which comprises the following steps of: acquiring the three-dimensional point cloud data based on a drilling histogram, a drilling comprehensive result table, a coal bed equal-thickness map and a coal bed floor contour map, and performing three-dimensional drilling information modeling by using the point cloud data; performing three-dimensional coal seam curved surface modeling by utilizing the three-dimensional drilling information model and the space graph data; sewing the coal seam curved surface model into a three-dimensional body model; and processing the three-dimensional body model by using the fault model. According to the method, three-dimensional geological information modeling can have high efficiency, and the model has rich representation forms and high analysis capability; the three-dimensional geological information model established by the method can help a decision maker correctly understand and express the geologic body in a virtual environment with accurate coordinates, time and objects; and a three-dimensionalvisual interaction means is utilized to realize multi-angle and multi-azimuth browsing and query of the geologic body and calculate, analyze and predict the internal geologic structure and geologic anomaly problems.
Owner:CCTEG BEIJING HUAYU ENG

Automatic grading method based on hydroelectric simulation training system

InactiveCN103810365AChange opaque and non-public defectsFlexible Instant CreationSpecial data processing applicationsHuman–machine interfaceSimulation
The invention discloses an automatic grading method based on a hydroelectric simulation training system. The automatic grading method based on the hydroelectric simulation training system comprises the following steps: (1) modeling desired information about test questions, and storing a modeled test question database in the system; (2) selecting the corresponding test questions from the test question database according to test paper information immediately, so as to set up information of test paper; (3) obtaining a record of relevant operation steps according to communication of a human-computer interface, and storing the operation record in the system; (4) automatically comparing standard answers and operation items through a business object logic layer, and generating an automatic grading record; (5) showing details of automatic grading and user grade counting data in a data object showing layer in a form manner. The method provided by the invention can be used for rapidly adapting to logic variation of the answers of the test questions and flexibly modifying a logic relationship of steps of the test questions, and does not need developers to modify a program source code, so that the working amount of system maintenance can be greatly reduced, and the error rate of the system can be reduced.
Owner:NANJING HEHAI NANZI HYDROPOWER AUTOMATION
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