Parameterized slope model automatic construction method based on subdivision technology

An automatic construction and parameterization technology, applied in design optimization/simulation, special data processing applications, geometric CAD, etc., can solve the problem of superimposed slopes that cannot use the geographic space coordinate system, cannot be compatible with geographic information spatial data, and cannot be accurate. 3D model and other issues, to achieve the effect of reducing time, reducing adjustment frequency, and good compatibility

Active Publication Date: 2021-02-23
CHONGQING GEOMATICS & REMOTE SENSING CENT
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AI Technical Summary

Benefits of technology

The technical effects of this patent text can be summarized as follows: 1. Good compatibility: The method can be applied to different types and regions of slope models, regardless of data types and slope design types. 2. Higher modeling efficiency: Compared to traditional manual methods, this method can quickly and automatically rebuild 3D slope models, reducing the time required by 60%-70%. 3. Real three-dimensional geographic spatial coordinates: The resulting model can be overlaid with on-site survey data, allowing for intuitive and quick evaluation of the design plan and identification of any defects, reducing the need for plan adjustments. 4. Rapid generation of multiple slope models: The method supports the quick generation of multiple slope models for different design schemes, facilitating the comparison of different options and selection of the optimal design scheme.

Problems solved by technology

Technological Problem addressed in this patented technical problem involves improving the speed at which architects create accurate models of slopes during construction or maintenance tasks while also ensuring that they are suitable for different types of terrain conditions (such as water). Current methods require significant human effort due to their time-consuming processes involved.

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  • Parameterized slope model automatic construction method based on subdivision technology
  • Parameterized slope model automatic construction method based on subdivision technology
  • Parameterized slope model automatic construction method based on subdivision technology

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Embodiment Construction

[0053] The specific implementation manner and working principle of the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0054] Such as figure 1 As shown, a method for automatically constructing a parametric slope model based on subdivision technology, the specific steps are as follows:

[0055] Step 1: Obtain the range surface for slope calculation;

[0056] The specific steps for obtaining the range surface for slope calculation are as follows:

[0057] Step 1.1: Construct the basic cross-section of the slope according to the slope design parameters such as the base elevation of the slope foundation, slope angle, slope series, platform width at all levels, and drainage ditch width, and obtain the polyline based on the basic cross-section of the slope The elevation of the starting point and the elevation of the end point, where the elevation of the starting point is the base elevation of the foundation of the suppor...

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Abstract

The invention discloses a parameterized slope model automatic construction method based on a subdivision technology. The method comprises the steps of acquiring a slope calculation range surface; performing grid segmentation on a slope calculation range surface; carrying out unit-by-unit subdivision operation on the differential units after grid segmentation to obtain a projection surface of eachdifferential unit and attributes of the projection surface; constructing a three-dimensional body block unit based on the projection surface attribute of each differential unit; and verifying the vertex coincidence error of each three-dimensional body block unit, and combining the body block units to construct a complete slope model. The method has the advantages that the method is not limited bydata types and slope design types, and the time can be shortened by 60%-70%; the scheme effect can be visually and rapidly obtained, design scheme defects are found, and the scheme adjustment frequency is reduced.

Description

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Claims

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Application Information

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Owner CHONGQING GEOMATICS & REMOTE SENSING CENT
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