CN108871285A - Unmanned plane oblique photograph measuring system in planing final construction datum - Google Patents
Unmanned plane oblique photograph measuring system in planing final construction datum Download PDFInfo
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- CN108871285A CN108871285A CN201810962605.7A CN201810962605A CN108871285A CN 108871285 A CN108871285 A CN 108871285A CN 201810962605 A CN201810962605 A CN 201810962605A CN 108871285 A CN108871285 A CN 108871285A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
Abstract
The present invention provides the unmanned plane oblique photograph measuring systems in planing final construction datum, including：Infrared payload unit, airborne figure leaflet member, POS unit, floor control unit and three-dimensional modeling processing unit；The infrared payload unit and the POS unit are connected with the airborne figure leaflet member, the airborne figure leaflet member is connected with the floor control unit, the floor control unit is connected with the three-dimensional modeling processing unit, the present invention is in such a way that oblique aerial camera obtains a kind of novel aeroplane photography of terrestrial object information, inclined camera generallys use five positions and carries out data acquisition, it is divided into and just takes the photograph, forward sight, backsight, left view, right view, inertial navigation system is cooperated to obtain high-precision position and posture information, data processing is carried out by specific data processing software, all images are brought into unified coordinate system.
Description
Technical field
The present invention relates to unmanned plane oblique photograph field of measuring technique, and in particular to nobody in planing final construction datum
Machine oblique photograph measuring system.
Background technique
All the time, the collection that obtains of geographic information data mostly uses manual work, large labor intensity, and process is various, time-consuming consumption
The unmanned plane oblique photograph technology of power, rising in recent years has thoroughly overturned traditional work mode, which passes through unmanned plane low latitude
More camera lens photographies obtain stereoscopic image data abundant and automatically generate three-dimensional geographic information model without manual intervention, have effect
The features such as rate is high, at low cost, flight abundant information, accurate data, in territory supervision, city law enforcement, emergency disaster relief, city
The fields such as city's mapping are applied widely.
Summary of the invention
The present invention provides the unmanned plane oblique photograph measuring system in planing final construction datum, the present invention utilizes inclination boat
A kind of novel aeroplane photography mode of Kongxiang machine acquisition terrestrial object information.Oblique aerial photography is different from traditional vertical aerial photography
Mode, inclined camera generally use five positions and carry out data acquisition, be divided into just take the photograph, forward sight, backsight, left view, right view, cooperation is used
Guiding systems obtain high-precision position and posture information, data processing are carried out by specific data processing software, by all shadows
As bringing into unified coordinate system.
The present invention provides the unmanned plane oblique photograph measuring systems in planing final construction datum, including：Infrared payload list
First, airborne figure leaflet member, POS unit, floor control unit and three-dimensional modeling processing unit；The infrared payload unit and described
POS unit is connected with the airborne figure leaflet member, and the airborne figure leaflet member is connected with the floor control unit, describedly
Face administrative unit is connected with the three-dimensional modeling processing unit.
Above-mentioned system, wherein the infrared payload unit is sent to institute for atural object to be imaged, and by image
State airborne figure leaflet member；The POS unit, for measuring position and the posture information of the system；The airborne figure leaflet member, is used
In the image that the reception infrared payload unit is sent, and the position that received image and the POS unit are measured and appearance
State information is sent to floor control unit.
Above-mentioned system, wherein the floor control unit, for receive image that the airborne figure leaflet member is sent and
The position of POS system and posture information；The three-dimensional modeling processing unit, for according to the received figure of floor control unit
The position and posture information of picture and POS system, establish threedimensional model.
Above-mentioned system, wherein measurement process includes：Flight range is determined according to the region for implementing acceptance survey, rationally
Plan the line of flight, it is ensured that ship's control is maintained at 80% or more, and sidelapping degree is 60% or more；And it is special by extracting
Point, relative orientation, matching tie point, block adjustment are levied, the aerial triangulation achievement for taking the photograph area is generated：It is straight based on tilt data
It connects and building vector, punctual geo-objects is measured, linear method laying is moved towards according to area is surveyed in course line, is parallel to and surveys area boundary line
First and last course line side view camera lens can obtain survey area effective image.
Above-mentioned system, wherein further include：According to empty three achievements, characteristic point is extracted, intensive point cloud data and three are generated
Angle net building, texture mapping, finally obtain three-dimensional tilt model.
Above-mentioned system, wherein further include：Different codings is given in collection process for different atural object, achievement can
Directly to export CASS into figure.
The invention has the advantages that：1, inclination image energy allows user from multiple angles, more true reappearance
The actual conditions of atural object, the unlimited approaching to reality world, compensate for the deficiency of traditional orthography；2, inclination image passes through mating soft
The application of part can be directly based upon the measurement that achievement image carries out height, length, area, angle, obtain data in real time；3, with
Conventional vertical image is compared, and inclination image has own unique advantage:It can provide building facade information abundant.Have
The facade information of building, that is, obtain building surface texture, has far-reaching influence for three-dimensional modeling etc..
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, the present invention and its feature, outer
Shape and advantage will become more apparent upon.Identical label indicates identical part in all the attached drawings.Not deliberately proportionally
Draw attached drawing, it is preferred that emphasis is show the gist of the present invention.
Fig. 1 is flow diagram of the present invention.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Illustrate technical solution of the present invention.Presently preferred embodiments of the present invention is described in detail as follows, however other than these detailed descriptions, this
Invention can also have other embodiments.
Unmanned plane oblique photograph measuring system provided by the invention in planing final construction datum, including：Infrared payload list
First, airborne figure leaflet member, POS unit, floor control unit and three-dimensional modeling processing unit；The infrared payload unit and described
POS unit is connected with the airborne figure leaflet member, and the airborne figure leaflet member is connected with the floor control unit, describedly
Face administrative unit is connected with the three-dimensional modeling processing unit, the infrared payload unit, for atural object to be imaged, and will
Image is sent to the airborne figure leaflet member；The POS unit, for measuring position and the posture information of the system；The machine
Figure leaflet member is carried, the image sent for receiving the infrared payload unit, and received image and the POS unit are surveyed
The position of amount and posture information are sent to floor control unit, the floor control unit, for receiving the airborne figure leaflet
Position and the posture information of image and POS system that member is sent；The three-dimensional modeling processing unit, for according to the ground line
Position and the posture information for managing unit received image and POS system, establish threedimensional model.
The invention also includes the measurement methods of the unmanned plane oblique photograph in planing final construction datum：Include the following steps
(1)：Flight range is determined according to the region for implementing acceptance survey, the line of flight of making rational planning for, it is ensured that ship's control is maintained at
80% or more, sidelapping degree is 60% or more；
Step (2)：By extracting characteristic point, relative orientation, matching tie point, block adjustment, the aerial of area is taken the photograph in generation
Triangulation achievement；
Step (3)：Directly building vector, punctual geo-objects are measured based on tilt data.
Preferably rather than in the embodiment of limitation, step further includes the present invention one in (1)：Straight line side is moved towards according to area is surveyed in course line
Method is laid, and the side view camera lens for being parallel to the first and last course line of survey area boundary line can obtain the effective image for surveying area.
Preferably rather than in the embodiment of limitation, step further includes the present invention one in (2)：According to empty three achievements, feature is extracted
Point generates intensive point cloud data and triangulation network building, texture mapping, finally obtains three-dimensional tilt model.
Preferably rather than in the embodiment of limitation, step further includes the present invention one in (3)：For different ground in collection process
Object gives different codings, and achievement can directly export CASS into figure.
Concrete application embodiment of the invention presented below
Embodiment 1
Project profile
Certain is surveyed area and is located at Bengbu western movie area, surveys area and is made of 15 high-rise the commercial houses and mating business, three face city
Road, one faces cell second phase business internal street, about 160,000 m2 of the completed floor space for needing to survey and draw.Using electronic eight rotor in northern day way
Unmanned plane and five camera lens inclined cameras are implemented boat and are taken the photograph, and the DP-Smart software of Wuhan horizon boat Co., Ltd carries out aerial triangle survey
Amount and full-automatic three-dimensional modeling, the acquisition of completion topographic map use DP-Modeler software.
Course line is laid and data acquisition
Flight range is determined according to the region for implementing acceptance survey, the line of flight of making rational planning for, it is ensured that ship's control is protected
It holds 80% or more, sidelapping degree is 60% or more.Linear method laying is moved towards according to area is surveyed in course line, is parallel to and surveys area boundary
The side view camera lens in the first and last course line of line can obtain the effective image for surveying area.In view of oblique photograph camera shooting angle, to protect
Edge object three-dimensional imaging is demonstrate,proved, course line covering is beyond survey area boundary line at least 200m.It is final to lay 14, course line, endlap
Degree, sidelapping degree are 80%, flying height 150m, course spacing 25m, other to spacing 38m.This boat takes the photograph five mirrors of total acquisition
5 groups of head tilt image data, every group 464 is opened photo, and total 2320 photos and every photo correspond to POS data.
Sky three encrypts automatic modeling
The new construction in DP-Smart, add 5 camera lenses image data and corresponding POS data, through extraction
Characteristic point, relative orientation, matching tie point, block adjustment, generate the aerial triangulation achievement for taking the photograph area.According to sky three at
Fruit extracts characteristic point, generates intensive point cloud data and triangulation network building, texture mapping etc., finally obtain three-dimensional tilt model.
Vector mapping
Solution is created using DP Modeler, it can be based on tilt data directly to building vector, dotted
Object measures.Different codings is given in collection process for different atural object, achievement can directly export CASS into figure.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, devices and structures not described in detail herein should be understood as gives reality with the common mode in this field
It applies；Anyone skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Methods and technical content many possible changes and modifications are made to technical solution of the present invention, or be revised as equivalent variations etc.
Embodiment is imitated, this is not affected the essence of the present invention.Therefore, anything that does not depart from the technical scheme of the invention, foundation
Technical spirit of the invention any simple modifications, equivalents, and modifications made to the above embodiment, still fall within the present invention
In the range of technical solution protection.
Claims (6)
1. the unmanned plane oblique photograph measuring system in planing final construction datum, which is characterized in that including：Infrared payload unit,
Airborne figure leaflet member, POS unit, floor control unit and three-dimensional modeling processing unit；The infrared payload unit and the POS
Unit is connected with the airborne figure leaflet member, and the airborne figure leaflet member is connected with the floor control unit, the ground
Administrative unit is connected with the three-dimensional modeling processing unit.
2. the unmanned plane oblique photograph measuring system in planing final construction datum as described in claim 1, which is characterized in that institute
Infrared payload unit is stated, is sent to the airborne figure leaflet member for atural object to be imaged, and by image；The POS unit,
For measuring position and the posture information of the system；The airborne figure leaflet member, sends for receiving the infrared payload unit
Image, and position that received image and the POS unit measure and posture information are sent to floor control unit.
3. the unmanned plane oblique photograph measuring system in planing final construction datum as described in claim 1, which is characterized in that institute
Floor control unit is stated, for receiving position and the posture information of image and POS system that the airborne figure leaflet member is sent；Institute
Three-dimensional modeling processing unit is stated, for according to the position of the received image of the floor control unit and POS system and posture letter
Breath, establishes threedimensional model.
4. the unmanned plane oblique photograph measuring system in planing final construction datum as described in claim 1, which is characterized in that survey
Amount process includes：Flight range is determined according to the region for implementing acceptance survey, the line of flight of making rational planning for, it is ensured that ship's control
It is maintained at 80% or more, sidelapping degree is 60% or more；And by extracting characteristic point, relative orientation, matching tie point, area
Domain net adjusted data generates the aerial triangulation achievement for taking the photograph area：Directly building vector, punctual geo-objects are carried out based on tilt data
Linear method laying is moved towards according to area is surveyed in measurement, course line, and the side view camera lens for being parallel to the first and last course line of survey area boundary line can obtain
Effective image in the area get Ce.
5. the unmanned plane oblique photograph measuring system in planing final construction datum as claimed in claim 4, which is characterized in that also
Including：According to empty three achievements, characteristic point is extracted, intensive point cloud data and triangulation network building, texture mapping is generated, finally obtains
Three-dimensional tilt model.
6. the unmanned plane oblique photograph measuring system in planing final construction datum as claimed in claim 4, which is characterized in that also
Including：Different codings is given in collection process for different atural object, achievement can directly export CASS into figure.
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| CN201810962605.7A CN108871285A (en) | 2018-08-22 | 2018-08-22 | Unmanned plane oblique photograph measuring system in planing final construction datum |
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| CN201810962605.7A CN108871285A (en) | 2018-08-22 | 2018-08-22 | Unmanned plane oblique photograph measuring system in planing final construction datum |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109737924A (en) * | 2019-02-28 | 2019-05-10 | 华南机械制造有限公司 | Three-dimensional mapping system based on unmanned plane |
| CN110866531A (en) * | 2019-10-15 | 2020-03-06 | 深圳新视达视讯工程有限公司 | Building feature extraction method and system based on three-dimensional modeling and storage medium |
| CN111025298A (en) * | 2019-12-25 | 2020-04-17 | 河南思拓力测绘科技有限公司 | Unmanned aerial vehicle topography survey system |
| CN111899339A (en) * | 2020-08-05 | 2020-11-06 | 贵州正业工程技术投资有限公司 | Three-dimensional modeling method based on multi-channel oblique photography |
| CN113758438A (en) * | 2021-07-08 | 2021-12-07 | 重庆市勘测院 | Special building oblique aerial photography and three-dimensional reconstruction method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737924A (en) * | 2019-02-28 | 2019-05-10 | 华南机械制造有限公司 | Three-dimensional mapping system based on unmanned plane |
| CN110866531A (en) * | 2019-10-15 | 2020-03-06 | 深圳新视达视讯工程有限公司 | Building feature extraction method and system based on three-dimensional modeling and storage medium |
| CN111025298A (en) * | 2019-12-25 | 2020-04-17 | 河南思拓力测绘科技有限公司 | Unmanned aerial vehicle topography survey system |
| CN111899339A (en) * | 2020-08-05 | 2020-11-06 | 贵州正业工程技术投资有限公司 | Three-dimensional modeling method based on multi-channel oblique photography |
| CN113758438A (en) * | 2021-07-08 | 2021-12-07 | 重庆市勘测院 | Special building oblique aerial photography and three-dimensional reconstruction method |
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