CN108681545A - A kind of tracing point optimization method, device, equipment and the medium of driving trace - Google Patents
A kind of tracing point optimization method, device, equipment and the medium of driving trace Download PDFInfo
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- CN108681545A CN108681545A CN201810245001.0A CN201810245001A CN108681545A CN 108681545 A CN108681545 A CN 108681545A CN 201810245001 A CN201810245001 A CN 201810245001A CN 108681545 A CN108681545 A CN 108681545A
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- coordinate points
- location information
- information table
- driving trace
- tracing point
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Abstract
The invention discloses tracing point optimization method, device, terminal device and the computer readable storage medium of a kind of driving trace, method includes the following steps：Receive the first coordinate points that positioning device is sent；The coordinate points finally preserved are obtained from location information table, using as the second coordinate points；Judge whether first coordinate points are less than or equal to pre-determined distance threshold value at a distance from second coordinate points；If so, abandoning first coordinate points；If it is not, first coordinate points are stored in the location information table, mitigate database and hold burden, improve transmission speed, reduce broadband consumption, reduce APP and page end drawing to save memory overhead.
Description
Technical field
The present invention relates to bus location field more particularly to a kind of tracing point optimization method of driving trace, device, terminals
Equipment and computer readable storage medium.
Background technology
Track show for car position system be basis and core ability.In the prior art, running car rail
The drafting of mark is to acquire position data one by one by set time frequency, then directly transfers data to APP or webpage
Track drafting is carried out on map.
During realizing the embodiment of the present invention, inventor has found：With the development of the times, in addition to running car rail
Other than whether proper the requirement of the display effect and automobile actual travel of mark be higher and higher, to transmission speed, memory, attenuating are reduced
Bandwidth, the requirement for lowering server cost etc. are also higher and higher, and existing method needs to acquire a large amount of data point and lasting
Change, increases server and database burden；Secondly transmitted data amount is big, and transmission speed is slow, bandwidth consumption is big；And APP and net
Points are drawn greatly in page end, and memory overhead is big.
Invention content
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of tracing point optimization method of driving trace, device, ends
End equipment and computer readable storage medium mitigate database and hold burden, improve transmission speed, reduce broadband consumption, reduce APP
With page end drawing to save memory overhead.
In a first aspect, an embodiment of the present invention provides a kind of tracing point optimization method of driving trace, include the following steps：
Receive the first coordinate points that positioning device is sent；
The coordinate points finally preserved are obtained from location information table, using as the second coordinate points；
Judge whether first coordinate points are less than or equal to pre-determined distance threshold value at a distance from second coordinate points；
If so, abandoning first coordinate points；
If it is not, first coordinate points are stored in the location information table.
In the first realization method of first aspect, it is described if it is not, by coordinate points deposit location information table it
Afterwards, further include：
It obtains from the location information table in the previously stored coordinate points of the second coordinate points, using as third coordinate
Point；
Calculate the angular deviation between first coordinate points and second coordinate points and the third coordinate points；
When the angular deviation is less than predetermined angle threshold value, second coordinate is deleted from the location information table
Point.
Further include in second of realization method of first aspect according to the first realization method of first aspect：
The location information table is transferred to track rendering apparatus, so that the track rendering apparatus is believed according to the position
The coordinate points ceased in table carry out driving trace drafting.
Second aspect, an embodiment of the present invention provides a kind of tracing points of driving trace to optimize device, including：
First coordinate points receiving unit, the first coordinate points for receiving positioning device transmission；
Second coordinate points acquiring unit, for obtaining the coordinate points finally preserved from location information table, using as second
Coordinate points；
Metrics calculation unit, for judge first coordinate points whether be less than at a distance from second coordinate points or
Equal to pre-determined distance threshold value；
First coordinate points discarding unit is used for if so, abandoning first coordinate points；
First coordinate points storage unit is used for if it is not, first coordinate points are stored in the location information table.
In second of realization method of first aspect, after the first coordinate points storage unit, further include：
Third coordinate points acquiring unit, for being preserved before second coordinate points from acquisition in the location information table
Coordinate points, using as third coordinate points；
Angular deviation computing unit is sat for calculating first coordinate points with second coordinate points and the third
Angular deviation between punctuate；
Second coordinate points deleting unit is used for when the angular deviation is less than predetermined angle threshold value, from the position
Second coordinate points are deleted in information table.
Further include in second of realization method of second aspect according to the first realization method of second aspect：
Location information table transmission unit, for the location information table to be transferred to track rendering apparatus, so that the rail
The coordinate points in table carry out driving trace drafting to mark rendering apparatus according to the positional information.
The third aspect, an embodiment of the present invention provides a kind of tracing points of driving trace to optimize terminal device, including processing
Device, memory and it is stored in the memory and is configured as the computer program executed by the processor, the place
Reason device realize when executing the computer program it is any one of above-mentioned described in driving trace tracing point optimization method.
Fourth aspect, an embodiment of the present invention provides a kind of computer readable storage medium, the computer-readable storage
Medium includes the computer program of storage, wherein controls the computer-readable storage medium when the computer program is run
Equipment where matter execute it is any one of above-mentioned described in driving trace tracing point optimization method.
An embodiment of the present invention provides tracing point optimization method, device, terminal device and the computers of a kind of driving trace
Readable storage medium storing program for executing has the advantages that：
The first coordinate points that positioning device is sent are received first, and the coordinate finally preserved is then obtained from location information table
Point, as the second coordinate points, to judge whether first coordinate points are less than or equal at a distance from second coordinate points
Pre-determined distance threshold value, if so, first coordinate points are abandoned, if it is not, first coordinate points are stored in the location information table,
By calculating at the distance between 2 points, finds out insignificant location point and filter out it, optimize track data, do not changing rail
In the case of mark display effect, reduce and need the quantity of data point, with this come mitigate database hold burden, improve transmission speed,
It reduces broadband consumption, reduce APP and page end drawing to save memory overhead.
Description of the drawings
In order to illustrate more clearly of technical scheme of the present invention, attached drawing needed in embodiment will be made below
Simply introduce, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, general for this field
For logical technical staff, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the flow diagram of the tracing point optimization method for the driving trace that first embodiment of the invention provides.
Fig. 2 is the schematic diagram that the distance that first embodiment of the invention provides calculates.
Fig. 3 is the schematic diagram for the angle calculation that second embodiment of the invention provides.
Fig. 4 is the structural schematic diagram of the tracing point optimization device for the driving trace that fourth embodiment of the invention provides.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, first embodiment of the invention provides a kind of tracing point optimization method of driving trace, it can be by end
End equipment executes, and includes the following steps：
S11 receives the first coordinate points that positioning device is sent.
In embodiments of the present invention, the terminal device can be flat for desktop PC, notebook, palm PC, intelligence
The tracing point optimization method of the computing devices such as plate and cloud server, the driving trace of the application is stand-alone utility, is used
Java language is developed and is realized, is applicable in different platform and is disposed, and the terminal device provides location information verification interface, the interface
Whether the position coordinates point that mainly verification is transmitted into needs to weed out, and preserves effective coordinate points.
In embodiments of the present invention, the terminal device receives the first coordinate points that positioning device connected to it is sent
Data, the data of first coordinate points include the coordinate information of the first coordinate points and its information of affiliated positioning system, with
Continue after an action of the bowels and carrying out coordinate system conversion whenever necessary, the positioning system includes Global Satellite Navigation System " GPS ", " Ge Luona
This (GLONASS) ", " dipper system ", " Galileo (Galileo) "；It should be noted that the present invention is for the terminal device
Connection between the positioning device is not limited, for example, the terminal device is connect with the positioning device by hardware,
Or the terminal device is communicated to connect with the positioning device by modes such as 2G/3G/4G, these connection types are all in this hair
Within bright protection domain.
S12 obtains the coordinate points finally preserved from location information table, using as the second coordinate points.
In embodiments of the present invention, the terminal device obtains the coordinate finally preserved from the location information table of database
Point, so as to subsequent calculating deterministic process.
S13, judges whether first coordinate points are less than or equal to pre-determined distance at a distance from second coordinate points
Threshold value.
In embodiments of the present invention, referring to Fig. 2, the terminal device calculates the first coordinate points and second coordinate points
The distance between, if the first coordinate points are A (x1, y1), if second coordinate points are B (x2, y2), then first coordinate points
The distance between described second coordinate pointsThen the terminal device judges described
One coordinate points at a distance from second coordinate points whether be less than pre-determined distance threshold value, such as less than 2 meters, 1 meter, 2.5 meters etc., this
Invention does not do any restrictions for the setting of distance threshold.
S14, if so, abandoning first coordinate points.
In embodiments of the present invention, when the terminal device judge first coordinate points and second coordinate points away from
When from less than or equal to pre-determined distance threshold value, then first coordinate points are abandoned, automobile is detected in the process of moving with this
Whether travel at a slow speed, convenient for dispensing the unnecessary coordinate points in part, such as 1 minute only walking 5m, with two between this segment distance
The track display effect of a point-rendering with the display effect of 6 point-renderings with being had no difference, but data volume can be from 6 points
Data become 2 point datas, can reduce the treating capacity of equipment in this way, realize comprehensive utilization device resource.
S15, if it is not, first coordinate points are stored in the location information table.
In embodiments of the present invention, when the terminal device judge first coordinate points and second coordinate points away from
When from more than pre-determined distance threshold value, indicate that first coordinate points are effective coordinate points, by the dependency number of first coordinate points
According to being stored in the location information table, data persistence of first coordinate points is handled with this.
In conclusion first embodiment of the invention provides a kind of tracing point optimization method of driving trace, receive first
The first coordinate points that positioning device is sent, then obtain the coordinate points finally preserved from location information table, to be sat as second
Punctuate, judges whether first coordinate points are less than or equal to pre-determined distance threshold value at a distance from second coordinate points, if
To abandon first coordinate points, if it is not, first coordinate points are stored in the location information table, by 2 points of calculating it
Between distance, find out insignificant location point and filter out it, optimize track data, in the feelings for not changing track display effect
It under condition, reduces and needs the quantity of data point, burden is held mitigating database with this, transmission speed is improved, reduce broadband consumption, subtract
Few APP and page end drawing are to save memory overhead.
In order to facilitate the understanding of the present invention, some currently preferred embodiments of the present invention will be done and will further be retouched below
It states.
Second embodiment of the invention：
On the basis of first embodiment of the invention, after the S15, further include：
It obtains from the location information table in the previously stored coordinate points of the second coordinate points, using as third coordinate
Point.
Calculate the angular deviation between first coordinate points and second coordinate points and the third coordinate points.
When the angular deviation is less than predetermined angle threshold value, second coordinate is deleted from the location information table
Point.
In embodiments of the present invention, referring to Fig. 3, terminal device acquisition is obtained from the location information table in institute
The previously stored coordinate points of the second coordinate points are stated, as third coordinate points, then to calculate first coordinate points and described the
Angular deviation between two coordinate points and the third coordinate points abandons if the offset is less than predetermined angle threshold value
Second coordinate points delete second coordinate points from the location information table, by calculating angle, confirm vapour with this
Whether vehicle is that either line of collimation traveling is if it is in straight line or this transport condition downward driving of line of collimation for straight line, then 2 points just
Straight line can be drawn, is drawn without more putting, so as to dispense intermediate point, optimizes track data,
In the case where not changing track display effect, the quantity for needing data point is reduced, burden, raising are held to mitigate database with this
Transmission speed reduces broadband consumption, reduces APP and page end drawing to save memory overhead.
Third embodiment of the invention：
On the basis of first embodiment of the invention, further include：
The location information table is transferred to track rendering apparatus, so that the track rendering apparatus is believed according to the position
The coordinate points ceased in table carry out driving trace drafting.
In embodiments of the present invention, the terminal device passes the location information table of the effective coordinate points of preservation by screening
Be defeated by APP either webpage so that equipment where APP or webpage according to the positional information the coordinate points in table into every trade
Track drafting is sailed, the traval trace of effect same is drawn with the track data of optimization, reduces APP and page end drawing
To save memory overhead, the comprehensive utilization of operation resource is realized.
Referring to Fig. 4, fourth embodiment of the invention provides a kind of tracing point optimization device of driving trace, including：
First coordinate points receiving unit 11, the first coordinate points for receiving positioning device transmission.
Second coordinate points acquiring unit 12, for obtaining the coordinate points finally preserved from location information table, using as
Two coordinate points.
Metrics calculation unit 13, for judge first coordinate points whether be less than at a distance from second coordinate points or
Person is equal to pre-determined distance threshold value.
First coordinate points discarding unit 14 is used for if so, abandoning first coordinate points.
First coordinate points storage unit 15 is used for if it is not, first coordinate points are stored in the location information table.
In second of realization method of fourth embodiment, after the first coordinate points storage unit 15, further include：
Third coordinate points acquiring unit, for being preserved before second coordinate points from acquisition in the location information table
Coordinate points, using as third coordinate points.
Angular deviation computing unit is sat for calculating first coordinate points with second coordinate points and the third
Angular deviation between punctuate.
Second coordinate points deleting unit is used for when the angular deviation is less than predetermined angle threshold value, from the position
Second coordinate points are deleted in information table.
Further include in second of realization method of fourth embodiment according to the first realization method of fourth embodiment：
Location information table transmission unit, for the location information table to be transferred to track rendering apparatus, so that the rail
The coordinate points in table carry out driving trace drafting to mark rendering apparatus according to the positional information.
Fifth embodiment of the invention provides a kind of tracing point optimization terminal device of driving trace.The traveling of the embodiment
The tracing point of track optimizes terminal device：It processor, memory and is stored in the memory and can be at the place
The computer program run on reason device, such as the tracing point of driving trace optimize program.The processor executes the computer
The step in the tracing point optimization method embodiment of above-mentioned each driving trace, such as step shown in FIG. 1 are realized when program
S11.Alternatively, the processor realizes the work(of each module/unit in above-mentioned each device embodiment when executing the computer program
Can, such as the second coordinate points acquiring unit.
Illustratively, the computer program can be divided into one or more module/units, one or more
A module/unit is stored in the memory, and is executed by the processor, to complete the present invention.It is one or more
A module/unit can be the series of computation machine program instruction section that can complete specific function, and the instruction segment is for describing institute
State implementation procedure of the computer program in the tracing point optimization terminal device of the driving trace.
The driving trace tracing point optimization terminal device can be desktop PC, notebook, palm PC and
The computing devices such as cloud server.The tracing point optimization terminal device of the driving trace may include, but be not limited only to, and handle
Device, memory.It will be understood by those skilled in the art that above-mentioned component is only the tracing point optimization terminal device of driving trace
Example does not constitute the restriction for optimizing terminal device to the tracing point of driving trace, may include more or more than above-mentioned component
Few component either combines certain components or different components, such as the tracing point of the driving trace optimizes terminal device
Can also include input-output equipment, network access equipment, bus etc..
Alleged processor can be central processing unit (Central Processing Unit, CPU), can also be it
His general processor, digital signal processor (Digital Signal Processor, DSP), application-specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processor
It is the control centre of the tracing point optimization terminal device of the driving trace Deng, the processor, utilizes various interfaces and circuit
Connect the various pieces of the tracing point optimization terminal device of entire driving trace.
The memory can be used for storing the computer program and/or module, and the processor is by running or executing
Computer program in the memory and/or module are stored, and calls the data being stored in memory, described in realization
The various functions of the tracing point optimization terminal device of driving trace.The memory can include mainly storing program area and storage number
According to area, wherein storing program area can storage program area, (for example sound plays work(to the application program needed at least one function
Energy, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as audio data,
Phone directory etc.) etc..In addition, memory may include high-speed random access memory, can also include nonvolatile memory, example
Such as hard disk, memory, plug-in type hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure
Digital, SD) card, flash card (Flash Card), at least one disk memory, flush memory device or other volatibility are solid
State memory device.
Wherein, if the tracing point of the driving trace optimizes the integrated module/unit of terminal device with software function list
The form of member is realized and when sold or used as an independent product, can be stored in a computer read/write memory medium
In.Based on this understanding, the present invention realizes all or part of flow in above-described embodiment method, can also pass through computer
Program is completed to instruct relevant hardware, and the computer program can be stored in a computer readable storage medium, should
Computer program is when being executed by processor, it can be achieved that the step of above-mentioned each embodiment of the method.Wherein, the computer program
Including computer program code, the computer program code can be source code form, object identification code form, executable file
Or certain intermediate forms etc..The computer-readable medium may include：Any of the computer program code can be carried
Entity or device, recording medium, USB flash disk, mobile hard disk, magnetic disc, CD, computer storage, read-only memory (ROM, Read-
Only Memory), random access memory (RAM, Random Access Memory), electric carrier signal, telecommunication signal and
Software distribution medium etc..It should be noted that the content that the computer-readable medium includes can be according in jurisdiction
Legislation and the requirement of patent practice carry out increase and decrease appropriate, such as in certain jurisdictions, according to legislation and patent practice, meter
Calculation machine readable medium does not include electric carrier signal and telecommunication signal.
It should be noted that the apparatus embodiments described above are merely exemplary, wherein described be used as separating component
The unit of explanation may or may not be physically separated, and the component shown as unit can be or can also
It is not physical unit, you can be located at a place, or may be distributed over multiple network units.It can be according to actual
It needs that some or all of module therein is selected to achieve the purpose of the solution of this embodiment.In addition, device provided by the invention
In embodiment attached drawing, the connection relation between module indicates there is communication connection between them, specifically can be implemented as one or
A plurality of communication bus or signal wire.Those of ordinary skill in the art are without creative efforts, you can to understand
And implement.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of tracing point optimization method of driving trace, which is characterized in that include the following steps：
Receive the first coordinate points that positioning device is sent；
The coordinate points finally preserved are obtained from location information table, using as the second coordinate points；
Judge whether first coordinate points are less than or equal to pre-determined distance threshold value at a distance from second coordinate points；
If so, abandoning first coordinate points；
If it is not, first coordinate points are stored in the location information table.
2. the tracing point optimization method of driving trace according to claim 1, which is characterized in that described if it is not, by institute
After stating coordinate points deposit location information table, further include：
It obtains from the location information table in the previously stored coordinate points of the second coordinate points, using as third coordinate points；
Calculate the angular deviation between first coordinate points and second coordinate points and the third coordinate points；
When the angular deviation is less than predetermined angle threshold value, second coordinate points are deleted from the location information table.
3. the tracing point optimization method of driving trace according to claim 2, which is characterized in that further include：
The location information table is transferred to track rendering apparatus, so that track rendering apparatus table according to the positional information
In coordinate points carry out driving trace drafting.
4. a kind of tracing point of driving trace optimizes device, which is characterized in that including：
First coordinate points receiving unit, the first coordinate points for receiving positioning device transmission；
Second coordinate points acquiring unit, for obtaining the coordinate points finally preserved from location information table, using as the second coordinate
Point；
Whether metrics calculation unit is less than or equal to for judging first coordinate points at a distance from second coordinate points
Pre-determined distance threshold value；
First coordinate points discarding unit is used for if so, abandoning first coordinate points；
First coordinate points storage unit is used for if it is not, first coordinate points are stored in the location information table.
5. the tracing point of driving trace according to claim 4 optimizes device, which is characterized in that in first coordinate points
After storage unit, further include：
Third coordinate points acquiring unit, for being obtained in the previously stored seat of the second coordinate points from the location information table
Punctuate, using as third coordinate points；
Angular deviation computing unit, for calculating first coordinate points and second coordinate points and the third coordinate points
Between angular deviation；
Second coordinate points deleting unit is used for when the angular deviation is less than predetermined angle threshold value, from the location information
Second coordinate points are deleted in table.
6. the tracing point of driving trace according to claim 5 optimizes device, which is characterized in that further include：
Location information table transmission unit, for the location information table to be transferred to track rendering apparatus, so that the track is painted
The coordinate points in table carry out driving trace drafting to control equipment according to the positional information.
7. the tracing point of driving trace a kind of optimizes terminal device, including processor, memory and it is stored in the memory
In and be configured as the computer program executed by the processor, the processor is realized such as when executing the computer program
The tracing point optimization method of driving trace described in any one of claims 1 to 3.
8. a kind of computer readable storage medium, which is characterized in that the computer readable storage medium includes the calculating of storage
Machine program, wherein equipment where controlling the computer readable storage medium when the computer program is run is executed as weighed
Profit requires the tracing point optimization method of the driving trace described in any one of 1 to 3.
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| CN112798006B (en) * | 2021-01-13 | 2022-11-25 | 北京中交兴路信息科技有限公司 | Method, device, storage medium and terminal for analyzing difference points of different paths |
| CN112798006A (en) * | 2021-01-13 | 2021-05-14 | 北京中交兴路信息科技有限公司 | Method and device for analyzing difference points of different paths, storage medium and terminal |
| CN113204240A (en) * | 2021-04-30 | 2021-08-03 | 广东美房智高机器人有限公司 | Operation track saving method for mobile robot |
| CN113204240B (en) * | 2021-04-30 | 2024-05-07 | 广东美房智高机器人有限公司 | Mobile robot operation track preservation method |
| CN113836123A (en) * | 2021-07-22 | 2021-12-24 | 南京沃旭通讯科技有限公司 | Track cleaning method based on distance and angle |
| CN114935905A (en) * | 2022-06-15 | 2022-08-23 | 中国第一汽车股份有限公司 | Parking method, parking device, vehicle and storage medium |
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Application publication date: 20181019 |