CN109410330A - One kind being based on BIM technology unmanned plane modeling method - Google Patents
One kind being based on BIM technology unmanned plane modeling method Download PDFInfo
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Abstract
The present invention provides a kind of based on BIM technology unmanned plane modeling method, including implementation steps in detail below: step 1, it by unmanned plane collection site construction drawing relevant information, is converted based on exercise recovery structure algorithm and scale invariant feature, obtains project topography and geomorphology and on-the-spot circumstance；Step 2 is handled using the later period GIS data that ContextCapture completes this aerial survey；Step 3, builds local area network, and cluster handles GIS data；Model raw material data imported into revit software and generates threedimensional model by step 4；Step 5 is faced using the landform model combination design drawing arrangement scene of revit Software Create and builds and plan construction access road, Specific construction scheme.The present invention is based on BIM technologies to make good use of unmanned plane modeling, reaches and quick and precisely models, and modeling pattern is more convenient, and it is more extensive that model covers face, and daily unmanned plane, and dynamic follows up modeling progress, guiding construction.
Description
Technical field
The present invention relates to construction engineering technical fields, specially a kind of to be based on BIM technology unmanned plane modeling method.
Background technique
With the development of modern science and technology, more and more science and technology are applied to building engineering field, wherein including unmanned plane
It takes photo by plane and BIM technology；
Unmanned plane plays the role of aerial carrier, is the efficient tool that one of them can get live-action data；Collocation is high
Clear camera or laser radar effective acquisition arrive the spatial data of true environment, then by algorithm correction and processing, finally obtain
Point cloud data or threedimensional model, representative is outdoor scene modelling technique.
New tool of the BIM as architecture, engineering science and civil engineering, can by software design creativity with three-dimensional mould
The form of type reappears out, then toward a large amount of design parameter and item related information is added in model, comes simulant building space institute
The real information having, representative is numerical modeling techniques.
But traditional architecture industry is more single for the application of the two, seldom by unmanned plane in conjunction with BIM modeling technique
Using.
Summary of the invention
It is an object of the invention to solve traditional architecture industry mentioned above in the background art seldom by unmanned plane with
The problem of BIM modeling technique connected applications.
To achieve the above object, the present invention provides a kind of based on BIM technology unmanned plane modeling method, including following tool
Body implementation steps:
Step 1 is based on exercise recovery structure algorithm and ruler by unmanned plane collection site construction drawing relevant information
Invariant features conversion is spent, project topography and geomorphology and on-the-spot circumstance are obtained；
Step 2 is handled using the later period GIS data that ContextCapture completes this aerial survey；
Step 3, builds local area network, and cluster handles GIS data；
Model raw material data imported into revit software and generates threedimensional model by step 4；
Step 5 is faced using the landform model combination design drawing arrangement scene of revit Software Create and builds and plan construction
Route, Specific construction scheme.
Preferably, the specific implementation step to be converted based on exercise recovery structure algorithm and scale invariant feature is as follows:
Step 1 is detected and is matched to the Aerial Images of unmanned plane acquisition；
Step 2 constructs epipolar geometry figure；
Step 3, using hybrid estimation pose of camera and scene structure；
Step 4, bundle adjustment (BA) optimize pose of camera and scene；
Step 5 obtains the dense description of scene；
Step 6 derives the geometry, texture and reflecting attribute of scene.
Preferably, the detection of image and matching process are as follows:
Characteristic point detection, the extraction of characteristic point is carried out using SIFT operator to image；
Feature Points Matching, (1) L2 norm are constrained apart from minimum ratio, and (2) arest neighbors/time neighbour is less than certain threshold value, (3)
Epipolar geometry constrains (matching characteristic point is near corresponding EP point).
Preferably, ContextCapture GIS data processing the following steps are included:
Step 1, pos Data Integration screen, after classification processing original pos data；
Step 2 carries out spatial trangulation calculating；
Step 3, three-dimensional reconstruction calculate, and should adjust reconstruction scope and tile size according to computer performance reconstruction framework,
Former frame is divided into the identical data stripping and slicing of several sizes, piecemeal carries out reconstruction calculating.
Preferably, the method for data cluster processing is as follows:
Step 1 builds local area network using a computer as server, and connects other computer conducts in local area network
Node forms group；
Step 2, after task is submitted, server distributes subtask unitedly to each node；
Processing result is back to server after node completes subtask by step 3, and receives new subtask until appointing
Business is completed.
It is compared with prior art, the present invention having the following advantages and benefits:
1) should be based on BIM technology unmanned plane modeling method, be based on BIM technology unmanned plane modeling method, to
The data collection for building building covers indoor and outdoors, and unmanned plane substantially reduces manual measurement modeling cost, passes through nothing
It is man-machine take photo by plane it is comprehensive to building carry out mapping shooting, the point cloud data of dynamic acquisition building is simultaneously achieved, for pair
Building status is tracked；The building of building is inversely constructed by the point cloud data combination BIM modeling software taken photo by plane
Model.
2) it should be based on BIM technology unmanned plane modeling method, pose of camera and scene are estimated using hybrid estimation
Structure, not only increases the precision of seeking of spin matrix, and guaranteeing robust at the advantages of inheriting increment and global both of which
Property under the premise of, improve increment type reconstruction efficiency.
3) should be based on BIM technology unmanned plane modeling method, using cluster processing by the way of to GIS data at
Reason has higher reliability and serious forgiveness relative to single machine processing, while common computer can be used to be calculated, and effectively drops
Low hardware cost, and can play and the comparable operational capability of high-performance computer.
The present invention is based on BIM technologies to make good use of unmanned plane modeling, reaches and quick and precisely models, modeling pattern is more just
Victory, it is more extensive that model covers face, and daily unmanned plane, dynamic follow-up modeling progress, guiding construction solve tradition and build
Build the problem of industry is seldom by unmanned plane with BIM modeling technique connected applications.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Application principle of the invention is further described combined with specific embodiments below.
Embodiment one
One kind being based on BIM technology unmanned plane modeling method, including implementation steps in detail below:
Step 1 is based on exercise recovery structure algorithm and ruler by unmanned plane collection site construction drawing relevant information
Invariant features conversion is spent, project topography and geomorphology and on-the-spot circumstance are obtained；
Step 2 is handled using the later period GIS data that ContextCapture completes this aerial survey；
Step 3, builds local area network, and cluster handles GIS data；
Model raw material data imported into revit software and generates threedimensional model by step 4；
Step 5 is faced using the landform model combination design drawing arrangement scene of revit Software Create and builds and plan construction
Route, Specific construction scheme.
1) specific implementation step to be converted based on exercise recovery structure algorithm and scale invariant feature is as follows:
Step 1 is detected and is matched to the Aerial Images of unmanned plane acquisition；
Step 2 constructs epipolar geometry figure；
Step 3, using hybrid estimation pose of camera and scene structure；
Step 4, bundle adjustment (BA) optimize pose of camera and scene；
Step 5 obtains the dense description of scene；
Step 6 derives the geometry, texture and reflecting attribute of scene.
2) detection of image and matching process are as follows:
Characteristic point detection, the extraction of characteristic point is carried out using SIFT operator to image；
Feature Points Matching, (1) L2 norm are constrained apart from minimum ratio, and (2) arest neighbors/time neighbour is less than certain threshold value, (3)
Epipolar geometry constrains (matching characteristic point is near corresponding EP point).
3) ContextCapture GIS data processing the following steps are included:
Step 1, pos Data Integration screen, after classification processing original pos data；
Step 2 carries out spatial trangulation calculating；
Step 3, three-dimensional reconstruction calculate, and should adjust reconstruction scope and tile size according to computer performance reconstruction framework,
Former frame is divided into the identical data stripping and slicing of several sizes, piecemeal carries out reconstruction calculating.
4) method of data cluster processing is as follows:
Step 1 builds local area network using a computer as server, and connects other computer conducts in local area network
Node forms group；
Step 2, after task is submitted, server distributes subtask unitedly to each node；
Processing result is back to server after node completes subtask by step 3, and receives new subtask until appointing
Business is completed.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
The above is made skilled artisans appreciate that or realizing this hair in specific embodiment party of the invention
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (5)
1. one kind is based on BIM technology unmanned plane modeling method, which is characterized in that including implementation steps in detail below:
Step 1 is based on exercise recovery structure algorithm and scale not by unmanned plane collection site construction drawing relevant information
Become feature conversion, obtains project topography and geomorphology and on-the-spot circumstance；
Step 2 is handled using the later period GIS data that ContextCapture completes this aerial survey；
Step 3, builds local area network, and cluster handles GIS data；
Model raw material data imported into revit software and generates threedimensional model by step 4；
Step 5 is faced using the landform model combination design drawing arrangement scene of revit Software Create and builds and plan construction access road,
Specific construction scheme.
2. according to claim 1 a kind of based on BIM technology unmanned plane modeling method, which is characterized in that in step
In one, the specific implementation step to be converted based on exercise recovery structure algorithm and scale invariant feature is as follows:
Step 1 is detected and is matched to the Aerial Images of unmanned plane acquisition；
Step 2 constructs epipolar geometry figure；
Step 3, using hybrid estimation pose of camera and scene structure；
Step 4, bundle adjustment (BA) optimize pose of camera and scene；
Step 5 obtains the dense description of scene；
Step 6 derives the geometry, texture and reflecting attribute of scene.
3. according to claim 2 a kind of based on BIM technology unmanned plane modeling method, which is characterized in that in step
In two, the detection of image and matching process are as follows:
Characteristic point detection, the extraction of characteristic point is carried out using SIFT operator to image；
Feature Points Matching, (1) L2 norm are constrained apart from minimum ratio, and (2) arest neighbors/time neighbour is less than certain threshold value, (3) outer pole
Geometrical constraint (matching characteristic point is near corresponding EP point).
4. according to claim 1 a kind of based on BIM technology unmanned plane modeling method, which is characterized in that in step
In two, the processing of the GIS data of ContextCapture the following steps are included:
Step 1, pos Data Integration screen, after classification processing original pos data；
Step 2 carries out spatial trangulation calculating；
Step 3, three-dimensional reconstruction calculate, and should adjust reconstruction scope and tile size according to computer performance reconstruction framework, will be former
Frame is divided into the identical data stripping and slicing of several sizes, and piecemeal carries out reconstruction calculating.
5. according to claim 1 a kind of based on BIM technology unmanned plane modeling method, which is characterized in that in step
In three, the method for data cluster processing is as follows:
Step 1 builds local area network using a computer as server, and connects other interior computers of local area network as node
Form group；
Step 2, after task is submitted, server distributes subtask unitedly to each node；
Processing result is back to server after node completes subtask by step 3, and receives new subtask until task is complete
At.
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| CN110490415A (en) * | 2019-07-15 | 2019-11-22 | 同济大学 | A kind of building progress appraisal procedure of multiple no-manned plane vision collaboration |
| CN111047712A (en) * | 2019-12-18 | 2020-04-21 | 南京诺联计算机科技有限公司 | Method for synthesizing road design drawing and aerial photography real-scene special effect |
| CN111272172A (en) * | 2020-02-12 | 2020-06-12 | 深圳壹账通智能科技有限公司 | Unmanned aerial vehicle indoor navigation method, device, equipment and storage medium |
| CN111415411A (en) * | 2020-03-02 | 2020-07-14 | 重庆市勘测院 | Three-dimensional model space coordinate correcting and encrypting method |
| CN112362068A (en) * | 2020-12-04 | 2021-02-12 | 浙江煤炭测绘院有限公司 | Unmanned aerial vehicle surveying and mapping method, device and system |
| CN112733247A (en) * | 2021-01-28 | 2021-04-30 | 中铁十八局集团有限公司 | Large project field planning method |
| CN114119892A (en) * | 2021-11-30 | 2022-03-01 | 云南云岭高速公路工程咨询有限公司 | BIM and GIS technology-based three-dimensional digital road network construction method |
| CN115421509A (en) * | 2022-08-05 | 2022-12-02 | 北京微视威信息科技有限公司 | Unmanned aerial vehicle flight shooting planning method and device and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110490415A (en) * | 2019-07-15 | 2019-11-22 | 同济大学 | A kind of building progress appraisal procedure of multiple no-manned plane vision collaboration |
| CN111047712A (en) * | 2019-12-18 | 2020-04-21 | 南京诺联计算机科技有限公司 | Method for synthesizing road design drawing and aerial photography real-scene special effect |
| CN111272172A (en) * | 2020-02-12 | 2020-06-12 | 深圳壹账通智能科技有限公司 | Unmanned aerial vehicle indoor navigation method, device, equipment and storage medium |
| CN111415411A (en) * | 2020-03-02 | 2020-07-14 | 重庆市勘测院 | Three-dimensional model space coordinate correcting and encrypting method |
| CN112362068A (en) * | 2020-12-04 | 2021-02-12 | 浙江煤炭测绘院有限公司 | Unmanned aerial vehicle surveying and mapping method, device and system |
| CN112733247A (en) * | 2021-01-28 | 2021-04-30 | 中铁十八局集团有限公司 | Large project field planning method |
| CN114119892A (en) * | 2021-11-30 | 2022-03-01 | 云南云岭高速公路工程咨询有限公司 | BIM and GIS technology-based three-dimensional digital road network construction method |
| CN114119892B (en) * | 2021-11-30 | 2024-04-30 | 云南云岭高速公路工程咨询有限公司 | Three-dimensional digital road network construction method based on BIM and GIS technologies |
| CN115421509A (en) * | 2022-08-05 | 2022-12-02 | 北京微视威信息科技有限公司 | Unmanned aerial vehicle flight shooting planning method and device and storage medium |
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