CN110373980A - The evaluating apparatus and method of binocular reconfiguration technique test road surface three-dimensional appearance precision - Google Patents
The evaluating apparatus and method of binocular reconfiguration technique test road surface three-dimensional appearance precision Download PDFInfo
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- CN110373980A CN110373980A CN201910700440.0A CN201910700440A CN110373980A CN 110373980 A CN110373980 A CN 110373980A CN 201910700440 A CN201910700440 A CN 201910700440A CN 110373980 A CN110373980 A CN 110373980A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
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- Structural Engineering (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The present invention discloses a kind of evaluating apparatus of binocular reconfiguration technique test road surface three-dimensional appearance precision, including laser orientation system, point test macro and fixed pedestal.Invention additionally discloses the evaluation methods of binocular reconfiguration technique test road surface three-dimensional appearance precision, comprising: fixed test specimen to be measured；The three-dimensional appearance data of test specimen to be measured are obtained by binocular reconfiguration technique；Specify several tested points of surface of test piece to be measured；The first altitude data of above-mentioned several tested points is obtained by binocular reconfiguration technique；The second altitude data of above-mentioned several tested points is obtained by elevation tester；Mean absolute deviation, maximum absolute deviation of mean, mean relative deviation, maximum relative deviation and the large deviation percentage for calculating the first altitude data and the second altitude data, evaluate measuring accuracy of the binocular reconfiguration technique when obtaining road surface three-dimensional appearance.The present invention can fast implement the purpose of measuring accuracy authentic assessment using lower cost under the premise of high precision apparatus scarcity.
Description
Technical field
The present invention relates to road engineering detection technique fields, are tested in particular to a kind of using binocular reconfiguration technique
The evaluating apparatus and method of measuring accuracy when the three-dimensional appearance of road surface.
Background technique
Good antiskid performance is the important leverage of traffic safety, and surface topography be the key that influence antiskid performance because
Element.Have the characteristics that anti-light interference performance is strong, quick, comprehensive, resolution ratio is higher in view of binocular reconfiguration technique, starts gradually to cause
Road workers note that applying it in the measuring three-dimensional morphology of road surface.But how to evaluate binocular reconfiguration technique and satisfy the need
The measuring accuracy of face three-dimensional appearance but becomes a problem.Be in particular in: (1) high-precision, high-resolution three-dimensional appearance are surveyed
Trial assembly, which is set, to be constituted complicated, expensive, condition and requires harsh, and special messenger is needed to take care of, maintenance costs height, common platform is difficult to gather around
Have；(2) even if obtaining accurately road surface three-dimensional appearance information, due to the difference of resolution ratio, how the interference of error guarantees this
Accurately the point information of road surface three-dimensional appearance realizes precisely matching with the three-dimensional appearance that binocular reconfiguration technique obtains, and is one big
Problem.
Existing common Accuracy Assessment be by by the topographical information of points whole in acquired three-dimensional appearance into
Row statistical average, with the difference between the evaluation of result difference test method after average.But this evaluation method weakens test
As a result the noise element in, evaluation is not the true measuring accuracy of binocular reconfiguration technique, but after deducting partial noise
Global precision weakens the influence of local noise, virtually phonily improves measuring accuracy.
Therefore, the present invention provides the evaluating apparatus and method of a kind of binocular reconfiguration technique test road surface three-dimensional appearance precision,
It is dedicated to solving under the premise of high-end devices scarcity, using lower cost, fast implements and road is tested to binocular reconfiguration technique
The authentic assessment of face three-dimensional appearance precision.
Summary of the invention
In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of binocular reconfiguration technique test road surface is three-dimensional
The evaluating apparatus and method of pattern precision, the evaluation method can use lower cost under the premise of high-end devices scarcity
Complete the authentic assessment of the topography analyzer precision.
To achieve the above object, the technical solution adopted by the present invention is that:
Binocular reconfiguration technique tests the evaluating apparatus of road surface three-dimensional appearance precision, including laser orientation system, point bit test
System and fixed pedestal.The evaluating apparatus is completed to comment binocular reconfiguration technique test road surface three-dimensional appearance precision for assisting
Valence.
Preferably, the laser orientation system includes several point-like laser positioning devices and is used to support several point-like lasers
The support device of positioning device.The laser orientation system is used to specify the location information of the pilot to be measured of surface of test piece to be measured.
Preferably, the point-like laser positioning device includes point-like laser transmitter, fixed disk, fixing bolt and hand adjustment ten thousand
To bracket.
Further, the point-like laser transmitter is for emitting positioning laser point；The fixed disk and fixing bolt are
Point-like laser positioning device is fixed on laser orientation system；The hand adjustment gimbals are used to adjust the position of laser point.
Further, the support device includes more root posts.Specifically optional two root posts are realized to several dotted sharp
The support of light-seeking device.
Preferably, the point test macro include point elevation tester, move hollow limit card slot, air level,
Fixing piece and supporting element.The point test macro is used to test the elevation for the point to be measured specified by point-like laser positioning device
Data.
Further, the fixing piece includes fastening bolt, connection bolt, fastening screw.
Further, the supporting element includes foundation beam, column.
Preferably, the point elevation tester includes vernier caliper or laser point elevation tester.
Preferably, the fixed pedestal includes handle, rubber squeeze head, and the handle is fixed on fixed pedestal, under
Handle handle is pressed or raised to change the position of rubber squeeze head, realizes the fixation or release of test specimen to be measured.
Further, the fixed pedestal is the carrier of fixed test specimen to be measured, laser orientation system and point test macro,
Including leveling pedestal, connecting screw hole, handle, air level, limit connecting bottom board, rubber squeeze head, connection fastening screw and handle hand
Handle.The handle is fixed on fixed pedestal by connecting fastening screw, changes rubber by pushing or raising handle handle
The fixation or release of test specimen to be measured are realized in the position of pressure head.
The evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision, comprising:
Fixed test specimen to be measured；
The three-dimensional appearance data of test specimen to be measured are obtained by binocular reconfiguration technique；
Specify several tested points of surface of test piece to be measured；
The first altitude data of above-mentioned several tested points is obtained by binocular reconfiguration technique；
The second altitude data of above-mentioned several tested points is obtained by elevation tester；
It calculates the mean absolute deviation of the first altitude data and the second altitude data, maximum absolute deviation of mean, be averaged relatively partially
Difference, maximum relative deviation and large deviation percentage, evaluate measuring accuracy of the binocular reconfiguration technique when obtaining road surface three-dimensional appearance.
Preferably, the evaluation method is completed using the evaluating apparatus of road surface three-dimensional appearance accuracy test.
Preferably, the evaluating apparatus includes laser orientation system, point test macro and fixed pedestal.
Preferably, the laser orientation system is used to specify the location information of the tested point of surface of test piece to be measured, the point
Bit test system is used to test the altitude data of specified tested point, and the fixed pedestal is used to be used as fixed test specimen to be measured, swash
The carrier of light-seeking system and point test macro.
Further, the evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision, using described
Evaluating apparatus realizes that specific evaluation rubric is as follows:
(1) test specimen to be measured is fixed on fixed pedestal by changing the position of handle handle；
(2) test data for obtaining evaluation object, i.e., surveyed using binocular reconfiguration technique (or improved binocular reconfiguration technique)
Examination has been fixed in the three-dimensional appearance data of the surface of test piece to be measured of pedestal；
(3) dotted laser emitter is opened, gimbals is adjusted, several tested points is randomly assigned by laser orientation system
Position；Meanwhile it being acquired by the camera in binocular reconstruct test macro and identifying the tool for the tested point specified by laser locating apparatus
Body position coordinate, and extract the altitude data under these specified tested point position coordinates；
(4) binocular reconstruct test macro is removed, point test macro is fixed on pedestal by connection bolt, mobile limit
Position card slot, is measured specified by laser orientation system one by one using elevation tester (vernier caliper or laser point elevation tester)
The altitude data of point to be measured；
(5) for point to be measured specified by laser orientation system, two kinds of altitude datas are calculated in (3) and (4) step
Mean absolute deviation, maximum absolute deviation of mean, mean relative deviation, maximum relative deviation and large deviation percentage, evaluate binocular weight
Measuring accuracy of the structure technology when obtaining road surface three-dimensional appearance.Wherein, large deviation percentage is that deviation is greater than the hundred of average deviation
Divide rate.When following situations occurs in large deviation percentage, show that the result of binocular reconfiguration technique measuring accuracy is poor: 1- large deviation
Percentage is larger, reaches 70% or more；Although 2- large deviation percentage is smaller, absolute deviation or relative deviation exist part compared with
Big value；For 3- large deviation percentage close to 50%, absolute deviation or relative deviation are larger, and positive and negative offset.
The evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision provided by the invention, mentions using the present invention
The topography analyzer precision evaluation device of confession, passes through laser orientation system, point test macro and fixed pedestal three digest journals
It cooperates, realizes precision evaluation when using binocular reconfiguration technique test road surface three-dimensional appearance, compared with prior art, this
Advantageous effect of the invention is:
First, the present invention breaches the bound of high-end devices, under conditions of high-precision detection device is deficient, realizes low
The Fast Evaluation of cost the topography analyzer precision；
Second, different from the evaluation method of traditional statistical average result, the present invention uses accurate tested point positioning mode,
It is true to retain noise error, realize the authentic assessment of point-to-point measuring accuracy.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiment of the invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram according to embodiment the topography analyzer precision evaluation device provided by the invention.
Fig. 2 is the structural schematic diagram according to embodiment laser orientation system provided by the invention.
Fig. 3 is the structural schematic diagram according to embodiment point test macro provided by the invention.
Fig. 4 is the structural schematic diagram according to embodiment fixed pedestal provided by the invention.
Fig. 5 is the bitumen mixture specimen exterior view shot according to the embodiment present invention using binocular reconfiguration system.
Fig. 6 is according to embodiment point-like laser locating effect figure provided by the invention.
Icon: I- laser orientation system；II- point test macro；III- fixed pedestal；I-1- point-like laser transmitter；
I-2- fixed disk；I-3- hand adjustment gimbals；I-4- fixing bolt；I-5- column；II-1- vernier caliper；II-2- fastens spiral shell
Bolt；II-3- movable direction；II-4- foundation beam；II-5- connection bolt；II-6- column；II-7- air level；II-8- is removable
Move hollow limit card slot；II-9- fastening screw；III-1- levels pedestal；III-2- connecting screw hole；III-3- handle；III-4-
Air level；III-5- limits connecting bottom board；III-6- rubber squeeze head；III-7- connection fastening screw；III-8- handle handle.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it is also necessary to which explanation, unless in addition having more specific regulation and limiting, term " is set
Set ", " connection " more broadly understanding should be done, for example, " connection " may be a fixed connection, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
With reference to the accompanying drawing, it elaborates to an embodiment of the invention, it is in the absence of conflict, following
Feature in embodiment can be combined with each other.
As a kind of embodiment, the present invention provides a kind of evaluation of binocular reconfiguration technique test road surface three-dimensional appearance precision
Device, structural schematic diagram are as shown in Figure 1.Fig. 1 is please referred to, the evaluating apparatus of test three-dimensional appearance precision includes: laser positioning
System I, point test macro II and fixed pedestal III.Laser orientation system I and point test macro II can by column or
Bolt is fixed on fixed pedestal, the common evaluation for completing the topography analyzer precision.
As a kind of embodiment, Fig. 2 is the structural schematic diagram of laser orientation system I.Incorporated by reference to referring to Figures 1 and 2, swash
Light-seeking system I includes: point-like laser transmitter I-1；Fixed disk I-2；Hand adjustment gimbals I-3；Fixing bolt I-4；Column
I-5。
Optionally, laser orientation system I can be fixed on fixed pedestal by more root posts.Specifically optional two root posts
It is fixed on fixed pedestal, realizes the support to several point-like laser positioning devices.
It should be noted that laser orientation system I is fixed on fixed pedestal III by column I-5, it is mainly used for specifying
The location information of the tested point of surface of test piece to be measured.It is different number of dotted sharp that laser orientation system I can according to need setting
Light-seeking device I-1 carries out laser labelling to tested point by emitting dotted laser rays.
Optionally, in the present embodiment, 7 point-like laser transmitter I-1 have been selected, for marking the position of testing laser
It sets.
It is understood that point-like laser transmitter I-1 can choose different numbers in other optional embodiments
To realize more accurately evaluation.
Optionally, in the present embodiment, using fixed disk I-2 and fixing bolt I-4, point-like laser transmitter I-1 is connected
It connects on laser orientation system I.
It is understood that strong magnetic-adsorption can replace mechanical connection in other optional embodiments, equally reach
The effect of fixed laser transmitter I-1.
Optionally, in the present embodiment, the direction of hand adjustment gimbals I-3 is adjusted, realizes the illumination angle of laser positioning point
The adjusting of degree and position.
It is understood that high rigidity hose support can replace hand adjustment gimbals in other optional embodiments
I-3 equally achievees the purpose that adjust dotted laser emitter I-1 irradiating angle and position.
As a kind of embodiment, Fig. 3 is the structural schematic diagram of point test macro II.Incorporated by reference to referring to Figure 1 and Figure 3,
Point test macro II includes: vernier caliper II-1, fastening bolt II-2, movable direction II-3 (the present embodiment middle finger vernier
The moveable direction of slide calliper rule), foundation beam II-4 connects bolt II-5, and column II-6, air level II-7 move hollow limit
Card slot II-8, fastening screw II-9.
It should be noted that realizing point test macro II and fixed pedestal by foundation beam II-4 and connection bolt II-5
Close connection between III.Cooperation moves hollow limit card slot II-8 and vernier caliper II-1, tests by laser orientation system
The elevation of I specified location point to be tested.
It should be noted that air level II-7 can realize centering by the fastening bolt II-2 on adjusting post II-6.
The data test of vernier caliper II-1 carries out under the premise of should be in II-7 pairs of air level.
Optionally, in the present embodiment, service precision is the vernier caliper II-1 of 0.01mm range 150mm, is surveyed with reducing
Try cost.
It is understood that the vernier caliper or laser point of other specifications can be selected in other optional embodiments
The other types testing tools such as position elevation tester, to achieve the purpose that required test elevation.
As a kind of embodiment, Fig. 4 is the structural schematic diagram of fixed pedestal.The primary function of fixed pedestal III is solid
Fixed test specimen to be measured, followed by installs the carrier of laser orientation system I and test macro II.
Wherein, fixed pedestal III includes: leveling pedestal III-1；Connecting screw hole III-2；Handle III-3；Air level III-
4；Limit connecting bottom board III-5；Rubber squeeze head III-6；Connect fastening screw III-7；Handle handle III-8.
It should be noted that in the present embodiment, handle III-3 is fixed on fixed base by connecting fastening screw III-7
On seat III；Leveling pedestal III-1 is adjusted according to the position of bubble in air level III-4, keeps fixed pedestal III horizontal；Three-dimensional shaped
Looks measuring accuracy evaluating apparatus can be only achieved better evaluation effect in the case that only bubble is placed in the middle in air level III-4.
Optionally, in the present embodiment, by pushing or raising handle handle III-8, to change rubber squeeze head III-6's
Position, to realize the fixation or release of test specimen to be measured.
It is understood that the mode of mechanical jack or extrusion can be used in other optional embodiments, instead of pressure
III-3, achieve the purpose that fixed test specimen to be measured.
As a kind of embodiment, using the road surface the topography analyzer of the evaluating apparatus evaluation binocular reconfiguration technique
The workflow of precision is as follows:
(1) test specimen to be measured is fixed on fixed pedestal by raising or pushing handle handle change ram position；
(2) binocular reconstruct device is directed at bitumen mixture specimen to be measured, shoots image, as shown in Figure 5.Not using tradition
Improved binocular restructing algorithm tests the three-dimensional appearance data of surface of test piece to be measured.It is understood that other optional
In embodiment, the binocular of other improvements can be selected to reconstruct measuring technology；
(3) the present embodiment has used 7 point-like laser locators, opens the laser positioning system being fixed on fixed pedestal
System, specifies point to be measured in surface of test piece to be measured by point-like laser line, as shown in Figure 6.On this basis, it is reconstructed by binocular
Camera in system, the specific coordinate position of point to be measured specified by image recognition laser orientation system, 7 laser positioning points
Image coordinate be respectively (387,770), (470,771), (451,840), (410,899), (543,842), (553,906),
(520,957).According to aforementioned binocular reconstruction result, the altitude data for specifying point to be measured is calculated, hi is denoted as；
(4) binocular reconstruct device is removed, point test macro is fixed on fixed pedestal, mobile limit card slot uses
Vernier caliper measures the elevation of point to be measured specified by laser orientation system one by one, is denoted as hi'；
(5) for point to be measured specified by laser orientation system, binocular reconstruct device and point test macro two are calculated
Mean absolute deviation, maximum absolute deviation of mean, mean relative deviation, maximum relative deviation and the large deviation percentage of kind test method
Rate, the measurement accuracy of evaluation binocular reconstruct test method.
The calculation formula of evaluation index is as follows:
Hi,j=hj-hi (1)
H’i,j=h 'j-h’i (2)
Absolute deviation=H 'i,j-Hi,j (3)
Relative deviation=(H ' i, j-Hi, j)/H ' i, j × 100% (4)
Large deviation percentage=deviation is greater than average value number/× 100% (5) of total data points
In formula, hiThe height value of the specified point i of test system and test, mm are reconstructed for binocular；h'iFor the survey of point test macro
The height value of the specified point i of examination；Hi,jTo reconstruct depth displacement of the specified point j of test system and test relative to i by binocular；H'i,j
For the depth displacement by the specified point j of point test system and test relative to i.
The analysis and evaluation of the present embodiment the results are shown in Table 1, wherein H1-iIndicate on the basis of specified tested point 1, specify to
Depth displacement of the measuring point i relative to datum mark.
The analysis and evaluation table of 1 binocular reconfiguration technique of table test road surface three-dimensional appearance precision
In table 1, absolute deviation and relative deviation after statistical average are respectively 0.12mm and 13.50%, but maximum absolute
Deviation and maximum relative deviation but reach 0.64mm and 83.33%.The result shows that statistical average evaluation assessment is weak to a certain extent
The influence for having changed noise, evaluation to precision are simultaneously untrue.Therefore, in the survey of evaluation binocular reconfiguration technique road pavement three-dimensional appearance
When trying precision, average deviation, maximum deviation and large deviation percentage should be taken into account, when one of following situations occurs in large deviation percentage
When, show that measuring accuracy is poor: 1- large deviation percentage is larger, reaches 70% or more；Although 2- large deviation percentage is smaller,
There are part the larger value for absolute deviation or relative deviation；For 3- large deviation percentage close to 50%, absolute deviation or relative deviation are equal
It is larger, and positive and negative offset.In table 1, the 2nd kind of situation is belonged to for the large deviation percentage of absolute deviation, although large deviation percentage
Rate is only 33.33%, but maximum absolute deviation of mean reaches 0.64mm；And the 1st kind is belonged to for the large deviation percentage of relative deviation
Situation, large deviation percentage are up to 83.33%, are higher than 70%.Illustrate traditional binocular reconfiguration technique for measuring road surface three-dimensional
The precision of pattern is not high, needs to be optimized and improves.If only carrying out binocular reconstruct test essence with average statistics method
The evaluation of degree certainly will weaken the interference of noise, obtain the evaluation result of mistake.
To sum up, the evaluating apparatus and method of binocular reconfiguration technique test road surface three-dimensional appearance precision provided by the invention,
Under the premise of high precision measurement equipment is deficient, by simply assembling laser orientation system I, point test macro II and fixed pedestal
III collectively constitutes the topography analyzer precision evaluation device, using lower cost, realizes to using binocular reconfiguration technique to test
The authentic assessment of road surface three-dimensional appearance precision.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. binocular reconfiguration technique test road surface three-dimensional appearance precision evaluating apparatus, which is characterized in that including laser orientation system,
Point test macro and fixed pedestal.
2. the evaluating apparatus of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 1, feature exist
In the laser orientation system includes several point-like laser positioning devices and the branch for being used to support several point-like laser positioning devices
Support arrangement.
3. the evaluating apparatus of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 2, feature exist
In the point-like laser positioning device includes point-like laser transmitter, fixed disk, fixing bolt and hand adjustment gimbals.
4. the evaluating apparatus of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 1, feature exist
In the point test macro includes point elevation tester, moves hollow limit card slot, air level, fixing piece and support
Part.
5. the evaluating apparatus of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 4, feature exist
In the point elevation tester includes vernier caliper or laser point elevation tester.
6. the evaluating apparatus of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 1, feature exist
In the fixed pedestal includes handle, rubber squeeze head, and the handle is fixed on fixed pedestal, by pushing or raising handle
Handle changes the position of rubber squeeze head, realizes the fixation or release of test specimen to be measured.
7. the evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision characterized by comprising
Fixed test specimen to be measured；
The three-dimensional appearance data of test specimen to be measured are obtained by binocular reconfiguration technique；
Specify several tested points of surface of test piece to be measured；
The first altitude data of above-mentioned several tested points is obtained by binocular reconfiguration technique；
The second altitude data of above-mentioned several tested points is obtained by elevation tester；
Calculate the mean absolute deviation of the first altitude data and the second altitude data, maximum absolute deviation of mean, mean relative deviation, most
Big relative deviation and large deviation percentage evaluate measuring accuracy of the binocular reconfiguration technique when obtaining road surface three-dimensional appearance.
8. the evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 7, feature exist
In the evaluation method is completed using the evaluating apparatus of road surface three-dimensional appearance accuracy test.
9. the evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 8, feature exist
In the evaluating apparatus includes laser orientation system, point test macro and fixed pedestal.
10. the evaluation method of binocular reconfiguration technique test road surface three-dimensional appearance precision according to claim 9, feature exist
In the laser orientation system is used to specify the location information of the tested point of surface of test piece to be measured, and the point test macro is used
In the altitude data of the specified tested point of test, the fixed pedestal be used for as fixed test specimen to be measured, laser orientation system and
The carrier of point test macro.
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| CN112697072A (en) * | 2020-12-03 | 2021-04-23 | 湖北文理学院 | Precision self-checking road surface three-dimensional texture measuring method and system and storage medium |
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