Self-adaptive gridding method and self-adaptive gridding system of geometric curved surfaces of three-dimensional plant organs

A plant organ and self-adaptive technology, applied in the field of 3D modeling, can solve the problems of lack of pertinence, low calculation efficiency, and large memory requirements of the algorithm, and achieve the reduction of the number of panels, wide application and universality strong effect

Active Publication Date: 2010-02-17
BEIJING RES CENT FOR INFORMATION TECH & AGRI
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AI Technical Summary

Benefits of technology

This technology allows plants to be modeled with 3D grids based on their specific properties such as size or resolution. It also includes methods like generating vegetation maps from these gratings, calculating light distributions over them, simulating physical processes at any given time during growing conditions, etc., making it possible to create customized greenhouse structures without requiring expensive equipment. Overall this makes building larger crops more efficient by providing accurate data about environmental factors affecting crop health.

Problems solved by technology

Technologies described in the technical problem addressed in this patents relates to improving the performance and precision of simulating vegetation surfaces (plant form) in three dimensional simulations. Current solutions require complex calculations involving multiple steps, leading to slow processing times and reduced overall productivity compared to simpler approaches like ray casting techniques. There is an urgent need for improved solution technics aimed at achieving higher quality virtual garden representations than current alternatives.

Method used

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  • Self-adaptive gridding method and self-adaptive gridding system of geometric curved surfaces of three-dimensional plant organs
  • Self-adaptive gridding method and self-adaptive gridding system of geometric curved surfaces of three-dimensional plant organs
  • Self-adaptive gridding method and self-adaptive gridding system of geometric curved surfaces of three-dimensional plant organs

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Embodiment Construction

[0045] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0046] exist figure 2 and image 3 middle, figure 2 (a) is the shaft skeleton and its deformation, (b) is the half profile-shaft skeleton and its deformation, (c) is the full profile-shaft skeleton and its deformation; figure 2 (a) is the skeleton model, (b) is the pre-segmentation point, (c) is the point retained after adaptive detection, (d) is the surface point set, and (e) is the grid model.

[0047] like Figure 1 to Figure 6 As shown, according to the three-dimensional plant organ geometric surface adaptive meshing method of this embodiment, it includes the following steps:

[0048] S1, classify plant organs according to their appearance characteristics, and ...

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Abstract

The invention discloses a self-adaptive gridding method and a self-adaptive gridding system of geometric curved surfaces of three-dimensional plant organs. The method comprises the following steps: classifying plant organs according to appearance characteristics of the plant organs, and establishing a skeleton model of each plant organ; setting parameters that are necessary to be used in the meshing process of the geometric curved surfaces of the organs aiming at different plant organ types; and carrying out self-adaptive gridding on the geometric curved surfaces of the organs aiming at different plant organ types. The invention can selectively generate plant geometric mesh curved surfaces with different gridding scales and different resolution ratios so as to satisfy the applications of large-scale plant growth visual simulation, plant-canopy light distribution calculation, three-dimensional plant scene real-time drawing, and the like.

Description

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Claims

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Application Information

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Owner BEIJING RES CENT FOR INFORMATION TECH & AGRI
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