CN110345922A - A kind of portable equipment for taking photograph measurement ground-based device of the single wooden parameter information of acquisition artificial forest - Google Patents
A kind of portable equipment for taking photograph measurement ground-based device of the single wooden parameter information of acquisition artificial forest Download PDFInfo
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- CN110345922A CN110345922A CN201910564204.0A CN201910564204A CN110345922A CN 110345922 A CN110345922 A CN 110345922A CN 201910564204 A CN201910564204 A CN 201910564204A CN 110345922 A CN110345922 A CN 110345922A
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- artificial forest
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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
-
- 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
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
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- Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Studio Devices (AREA)
Abstract
The present invention discloses a kind of portable equipment for taking photograph measurement ground-based device of single wooden parameter information of acquisition artificial forest, especially a kind of Forestry Investigation portable device based on close-shot photography measure technique, suitable for the acquisition of artificial forest forest model and forest inventory investigation, belong to computer vision in forestry applications technical field.Key technology main points include: 1. using the hardware module equipment design for being directed to Forestry Investigation method；2. using the collecting method for Forestry Investigation for being directed to the equipment；The critical problem of solution includes: 1. to improve the artificial forest up short quality of data and the optimization of data acquisition efficiency 2. using close-range photogrammetry equipment for artificial forest collecting method by specific aim hardware design, promotes data acquisition efficiency and quality；The invention is suitable for the less artificial forest environment of understory species, is to be designed for the first time using the close-range photogrammetry equipment for being directed to artificial forest investigation, achievement can investigate work for artificial forest resource fast accurate and provide basic data foundation.
Description
One, technical field
The present invention relates to a kind of portable equipment for taking photograph of the single wooden parameter information of acquisition artificial forest to measure ground-based device, especially one
Forestry Investigation portable device of the kind based on close-shot photography measure technique is suitable for the acquisition of artificial forest forest model and the forest reserves
Investigation, belongs to computer vision in forestry applications technical field.
Two, technical background
Forest inventory investigation purpose is the case where grasping the forest reserves in time, to formulate and adjusting forest policy and forest
Business plan and service.In traditional forest survey method, mainly by artificial every wooden dipping, but the conventional method exists
Apparent shortcoming and defect:
(1) artificial limited viewing angle, tall and big forest leafiness for branch, it is difficult to accurate observation to tree crown top to top
Situation；
(2) artificial observation is difficult to accurately obtain forest profile and border, and visual measurement accuracy is low, and human error is big；
(3) artificial observation heavy workload, required time length, inefficiency exist very big in the investigation of a wide range of artificial forest
Limitation.
Nowadays the efficiency of Forestry Investigation can be improved by close range photogrammetry method, but due to the number in stand' grade
According in collection process, hayashishita light environment is complicated, and landform is changeable, and common up short equipment has positioning accuracy not high, if
Standby battery durable is shorter and the acquisition of close shot photo data in camera posture it is unstable, the degree of overlapping of every two width picture pair can not fix
More problem.It is set so needing to design a photogrammetric ground of portable mono wood parameter information for Forestry Investigation application
It is standby, help investigator to promote whole investigation precision and efficiency.
Three, summary of the invention
Existing low precision and poor efficiency when in order to solve the problems, such as that the traditional artificial woods forest reserves manually measure, the present invention
Purpose be to design a kind of photogrammetric ground-based device of portable mono wood parameter information.Mainly by being directed to Forestry Investigation scene
Hardware module and design and Software Module Design, promote the forest reserves and manually measure efficiency and precision.
Design scheme of the invention is divided into hardware module and design and Software Module Design.
In hardware module and design: according to functional requirement, the suitable high performance-price ratio of selection, high-performance camera and
On the basis of positioning system, reduce equipment volume and weight, and addition is convenient for data acquisition person to facilitate operation in shape
Design, realize the extraction work of artificial forest standing tree parameter information rapidly and efficiently.It is realized first in woodsy precise positioning,
Close-range photogrammetry is carried out to a certain range of scale Forest Scene using twin-lens.
Hardware device component constitutes as shown in Figure 1.Its core component is by double tight shot cameras, double frequency positioning customization core
Piece, processing chip, screen, high-capacity battery and high capacity storage equipment etc..Its performance indicator are as follows:
A. locating module index: reinforce the double frequency positioning system of antenna with outer signal；
B. camera model index: the camera system with double fixed-focus and high sensitivity camera lens；
C. software module index: the management for providing all modules of whole equipment hardware is supported；
D. power module index: at least more than the detachable battery of 8000 milliampere hour；
E. data storage module index: at least more than the storage space 64GB hard disk；
F. chip index is handled: can holding equipment management software normal operation；
G. screen index: text formatting display function is supported；
H. external data memory module: circumscribed USB data line and the external slack storage flash disk of 128G or more.
Lightweight material outline border is used for equipment configuration design, is installed additional conducive to the hand handle held and stable conducive to photographing
Unipod.Optimization profile details obtain quality so as to the efficiency and image that promote Forestry Investigation work.It is illustrated in figure 2 prototype
Equipment appearance schematic diagram.
The portable of prototype equipment is considered in appearance design aspect, using lightweight metal material as device external frame
Frame, and be added can regular length telescopic rod design, guarantee camera baseline length homogeneous experiment in it is constant in the case where
The portability of lifting means.In addition for the design of telescopic rod, adjustable length is added and is designed with graduated telescopic rod, just
In the setting of camera baseline length.In order to make camera attitude stabilization in shooting process that prop stand, level(l)ing bubble and camera be added
Handle, and camera shutter is equipped on cameras handle convenient for operation, in addition it is designed to can be inserted into soil in prop stand bottom
The metal conic structure being fixed, uses in Forestry Investigation scene convenient for the equipment.It is fixed that multi-mode is added in the prototype equipment
Position system antenna module, i.e., external enhancing antenna can replace various forms of external days by multi-mode external antenna module
Line help enhances positioning system satellite signal.The multi-angles bat such as look squarely and look up due to needing for Forestry Investigation shooting
It takes the photograph, so graduated camera head is added in prototype equipment design scheme in order to improve the stability of photo degree of overlapping.In addition
In order to allow survey crew to carry out real time inspection to the image data of acquisition, thus installed additional in prototype equipment touch screen with
Reach data information display function.
In software module: it is divided into two parts in the design of software module, one is the management software of positioning system,
The second part is the management software of image shot by camera data.The function of positioning system management software have fixed point location function with
And location information is attached in captured image data file；The function of image shot by camera data management software is exactly for clapping
The image data taken the photograph carries out file management, it can the function such as is selected, deleted, classified and marked to the photo of shooting in real time
Can, wherein the emphasis of mark function be have to the image that will be shot where sample number, image number and shooting towards etc. information
Label.
Four, Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is device systems structural block diagram
Fig. 2 is prototype equipment appearance diagram
Fig. 3 is that circulating type pinpoints image pickup method schematic diagram
Five, specifically used mode:
The present invention: a kind of portable equipment for taking photograph measurement ground-based device of the single wooden parameter information of acquisition artificial forest, the equipment is in woods
Specifically used method in industry resource investigation the following steps are included:
Step 1: for standing forest scale sample acquisition zone carries out surrounding the method that fixed-point type is taken pictures, and method is specially to enclose
Around pickup area around shooting one week or two weeks, for every shooting fixed point at a distance of half meter or so, every group of picture exists to guarantee degree of overlapping as far as possible
60% or more.What each shooting point was divided into that three kinds of angles of upper, middle and lower to sample carry out eyelevel shot and two kinds of angles looks up bat
It takes the photograph；
Step 2: be for larger pickup area carry out region in data supplement work, i.e., around shooting after for
Complementarity shooting is carried out inside sample ground, style of shooting is equally using fixed point style of shooting, but shooting direction is as shown in Figure 3 to sample
It is shot outside ground, shooting starting point is the terminal (i.e. starting point) of previous step, and shooting direction of travel is perpendicular to shooting starting point institute
In sample rand, after shooting advances to the edge-to-edge, advances and is shot until returning to shooting starting point along the shooting traveling opposite direction,
Shooting direction is opposite with positive traveling shooting direction (i.e. horizontal rotation 180 degree)；
Step 3: captured image data is arranged and is marked using Built In Operating System in equipment.It builds
Vertical project file folder, all image datas in each engineering is stored into file, and check the quality of data, if any quality
Poor image time update is simultaneously re-shoot, and is ranked up image data according to camera site using number.Last benefit
Image data is imported into external storage equipment with interface.
Claims (1)
1. a kind of close-range photogrammetry equipment for being directed to Forestry Investigation, be characterized in it is easy to carry with scale comprising scalable and
The camera support of adjustable binocular baseline length.With the expansible positioning Anneta module that can enhance positioning accuracy.With being convenient for
Equipment holder in the class insertion soil of the Forestry Investigation of Mountain Conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910564204.0A CN110345922A (en) | 2019-06-26 | 2019-06-26 | A kind of portable equipment for taking photograph measurement ground-based device of the single wooden parameter information of acquisition artificial forest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910564204.0A CN110345922A (en) | 2019-06-26 | 2019-06-26 | A kind of portable equipment for taking photograph measurement ground-based device of the single wooden parameter information of acquisition artificial forest |
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| Publication Number | Publication Date |
|---|---|
| CN110345922A true CN110345922A (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910564204.0A Pending CN110345922A (en) | 2019-06-26 | 2019-06-26 | A kind of portable equipment for taking photograph measurement ground-based device of the single wooden parameter information of acquisition artificial forest |
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| CN (1) | CN110345922A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237466A (en) * | 2021-05-11 | 2021-08-10 | 武汉综合交通研究院有限公司 | Portable highway design panoramic image field investigation system |
| CN113701108A (en) * | 2021-08-21 | 2021-11-26 | 甘肃工业职业技术学院 | Photovoltaic module installation mechanism suitable for cement street lamp |
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| CN1815140A (en) * | 2006-03-13 | 2006-08-09 | 中国林业科学研究院资源信息研究所 | Stereo image-pickup tree measruing instrument and its fully-automatic tree-measuring method |
| CN202033032U (en) * | 2011-04-26 | 2011-11-09 | 广东省电力设计研究院 | Portable photogrammetry system |
| CN106595594A (en) * | 2016-11-18 | 2017-04-26 | 华南理工大学 | Adjustable double eye visual sensing device and method |
| CN208059876U (en) * | 2018-03-14 | 2018-11-06 | 中国矿业大学(北京) | A kind of ground moving three regards Image Matching measuring device |
| CN108827246A (en) * | 2018-03-20 | 2018-11-16 | 哈尔滨工程大学 | A kind of binocular vision device that can accurately adjust |
-
2019
- 2019-06-26 CN CN201910564204.0A patent/CN110345922A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815140A (en) * | 2006-03-13 | 2006-08-09 | 中国林业科学研究院资源信息研究所 | Stereo image-pickup tree measruing instrument and its fully-automatic tree-measuring method |
| CN202033032U (en) * | 2011-04-26 | 2011-11-09 | 广东省电力设计研究院 | Portable photogrammetry system |
| CN106595594A (en) * | 2016-11-18 | 2017-04-26 | 华南理工大学 | Adjustable double eye visual sensing device and method |
| CN208059876U (en) * | 2018-03-14 | 2018-11-06 | 中国矿业大学(北京) | A kind of ground moving three regards Image Matching measuring device |
| CN108827246A (en) * | 2018-03-20 | 2018-11-16 | 哈尔滨工程大学 | A kind of binocular vision device that can accurately adjust |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113237466A (en) * | 2021-05-11 | 2021-08-10 | 武汉综合交通研究院有限公司 | Portable highway design panoramic image field investigation system |
| CN113701108A (en) * | 2021-08-21 | 2021-11-26 | 甘肃工业职业技术学院 | Photovoltaic module installation mechanism suitable for cement street lamp |
| CN113701108B (en) * | 2021-08-21 | 2024-01-05 | 甘肃工业职业技术学院 | Photovoltaic module installation mechanism suitable for cement street lamp |
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Application publication date: 20191018 |
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