CN113138401A - Method for calculating track deviation rectifying technology in motion process - Google Patents
Method for calculating track deviation rectifying technology in motion process Download PDFInfo
- Publication number
- CN113138401A CN113138401A CN202110322394.2A CN202110322394A CN113138401A CN 113138401 A CN113138401 A CN 113138401A CN 202110322394 A CN202110322394 A CN 202110322394A CN 113138401 A CN113138401 A CN 113138401A
- Authority
- CN
- China
- Prior art keywords
- gps
- data
- point
- positioning
- track
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 57
- 230000033001 locomotion Effects 0.000 title claims abstract description 32
- 238000005516 engineering process Methods 0.000 title claims abstract description 31
- 230000008569 process Effects 0.000 title claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/40—Correcting position, velocity or attitude
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/393—Trajectory determination or predictive tracking, e.g. Kalman filtering
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a method for calculating a track deviation rectifying technology in a motion process, which comprises the following operation steps of: s1: track deviation rectifying technical algorithm: the GPS terminal sends the GPS original data to a deviation correction conversion GPS positioning precision module, then the deviation correction conversion GPS positioning precision module calculates the distance between two points, corrects the track, binds the road and displays the track; s2: the GPS terminal receives the positioning point P, converts positioning accuracy, selects a first positioning point, sets the current point as W1, adds the current point into a W1List set, sets a second point W2, selects whether the position is updated or not, and checks whether the distance between the current point and the last point is greater than 1 meter to see whether the W2 is null or not. According to the method for calculating the track deviation correction technology in the motion process, the actual motion is considered, the conditions of positioning deviation, track deviation, data redundancy and the like are reduced, the positioning track is more accurate, the working efficiency of the device is improved, the condition of data loss is prevented, and a better use prospect is brought.
Description
Technical Field
The invention relates to the field of trajectory deviation correction, in particular to a method for calculating a trajectory deviation correction technology in a motion process.
Background
The method for calculating the track deviation rectifying technology is a supporting method for calculating the track deviation rectifying technology, in the intelligent everything interconnection era, high-precision positioning and high-precision track query and analysis are inevitable requirements for development of the era, and along with continuous development of science and technology, the manufacturing process requirements of people for the method for calculating the track deviation rectifying technology are higher and higher.
The method for calculating the track deviation correction technology in the prior art has certain disadvantages in use, the traditional track is formed by connecting traditional positioning coordinate points in series, actual motion is not fully considered, the situations of positioning deviation, track deviation, data redundancy and the like exist, positioning is not accurate, the track is not accurate, efficiency is directly influenced, original value of data is seriously lost, economic loss is brought, the use of people is not facilitated, certain adverse effects are brought to the use process of people, and therefore the method for calculating the track deviation correction technology in the motion process is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for calculating the track deviation correction technology in the motion process, which fully considers the actual motion, reduces the conditions of positioning deviation, track deviation, data redundancy and the like, has more accurate positioning track, improves the working efficiency of the device, prevents the data loss condition and can effectively solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention adopts the technical scheme that: a method for calculating a trajectory deviation rectifying technology in a motion process comprises the following operation steps:
s1: track deviation rectifying technical algorithm: the GPS terminal sends the GPS original data to a deviation correction conversion GPS positioning precision module, then the deviation correction conversion GPS positioning precision module calculates the distance between two points, corrects the track, binds the road and displays the track;
s2: the GPS terminal receives the positioning point P, converts positioning accuracy, selects a first positioning point, sets the current point as W1, adds the current point into a W1List set, sets a second point W2, selects whether to update the position, and checks whether the distance between the last point and the last point is greater than 1 meter to see whether W2 is null, if yes, the maximum offset distance between W1 and P is calculated, and if not, the offset distance between W2 and P is calculated;
s3: checking whether the distance between P and W1 exceeds the offset in the step S2, if so, setting the P point to W2 and caching the point to W2List, if not, adding P to W1List, updating W1, checking whether the W1List data is more than or equal to 3, if so, taking out the W1List value, considering the W1List value as valid, and selecting whether to update the position;
s4: checking whether the distance between P and W2 exceeds the offset in the step S2, if so, emptying the W2List, re-assigning W2 to be added to the W2List, if not, adding P to the W2List, updating the W2 weight point, checking whether the W2List data is more than or equal to 5, if so, judging whether the number of the W1List data is more than or equal to 5, taking out the W1List data, considering the W1List data to be valid, emptying, taking out the W2List data to be valid, and emptying;
s5: the weight point of the updated W1 is W2, and W2 is set to null.
As a preferable technical solution, the GPS terminal is a terminal having functions of collecting GPS data, the GPS raw data mainly includes longitude, latitude, time, speed, and direction, and the GPS terminal mainly uses wireless transmission data and actively uploads the data at regular time.
In a preferred embodiment, the GPS terminal receives positioning points P1, P2, P3, P4, and P5., converts the unit values of longitude and latitude into degrees, converts the unit values of longitude and latitude into yyyy-MM-dd, and converts the unit values of HH: MM: ss into km/h, and converts the speed into km/h.
As a preferable technical solution, the interval time unit of the GPS terminal sending the GPS raw data is unified as s, and the interval time of sending the data can be configured remotely.
As a preferred technical scheme, after the GPS terminal receives the positioning points, the GPS terminal needs to perform deviation correction and GPS positioning accuracy conversion, and the principle of the conversion is to combine reality to ensure that each positioning point is within a reasonable range after the deviation correction and conversion.
As a preferable technical solution, the deviation rectification and conversion GPS positioning accuracy module preliminarily determines whether the vehicle is moving or stopped according to the speed, and combines the distance between the positioning points P1 and P2 in unit time to more accurately determine whether the vehicle is moving or stopped.
As a preferred technical solution, the deviation rectification conversion GPS positioning accuracy module calculates how long the vehicle stops when the vehicle stops.
As a preferred technical scheme, when the deviation rectifying and converting GPS positioning precision module measures and calculates the motion state, the deviation rectifying and converting GPS positioning precision module calculates how long the motion is, binds the road service, filters redundant data and provides the road speed limit early warning.
(III) advantageous effects
Compared with the prior art, the invention provides a method for calculating the trajectory deviation rectifying technology in the motion process, which has the following beneficial effects: the method for calculating the track deviation rectifying technology in the movement process fully considers the actual movement, reduces the conditions of positioning deviation, track deviation, data redundancy and the like, the positioning track is more accurate, the working efficiency of the device is improved, the condition of data loss is prevented, a GPS terminal sends GPS original data to a deviation rectifying and converting GPS positioning precision module, then the deviation rectifying and converting GPS positioning precision module calculates the distance between two points, the deviation rectifying track is bound with a road, track display is carried out, the GPS terminal receives a positioning point P, converts the positioning precision, selects a first positioning point, sets the current point as W1, adds the current point into a W1List set, sets a second point W2, selects whether the position is updated or not, whether the last point is more than 1 meter away to check whether W2 is null or not, if yes, the maximum deviation distance between W1 and P is calculated, and if not, the deviation distance between W2 and P is calculated, checking whether the distance between P and W1 exceeds the offset in the above steps, if so, setting the P point to W2 and caching the point to W2List, if not, adding P to W1List, updating W1, checking whether W1List data is greater than or equal to 3, if so, taking out the W1List value, considering to be valid, selecting whether to update the position, checking whether the distance between P and W2 exceeds the offset in the above steps, if so, clearing W2List, re-assigning W2 to add to W2List, if not, adding P to W2List, updating W2 weight point, checking whether W2List data is greater than or equal to 5, if so, judging whether the number of W1List data is greater than or equal to 5, taking out W1List data, considering to be valid, clearing, taking out W2List data, considering to be valid, clearing W1 weight point to W2, setting W2 to be nu 29, carrying out the whole deviation rectifying structure simply, the using effect is better compared with the traditional mode.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a method for calculating a trajectory deviation correction technique in a motion process according to the present invention.
FIG. 2 is a schematic structural diagram of a workflow chart of a method for calculating a trajectory deviation correction technique in a motion process according to the present invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and the detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-2, a method for calculating a trajectory deviation rectifying technique in a motion process includes the following steps:
s1: track deviation rectifying technical algorithm: the GPS terminal sends the GPS original data to a deviation correction conversion GPS positioning precision module, then the deviation correction conversion GPS positioning precision module calculates the distance between two points, corrects the track, binds the road and displays the track;
s2: the GPS terminal receives the positioning point P, converts positioning accuracy, selects a first positioning point, sets the current point as W1, adds the current point into a W1List set, sets a second point W2, selects whether to update the position, and checks whether the distance between the last point and the last point is greater than 1 meter to see whether W2 is null, if yes, the maximum offset distance between W1 and P is calculated, and if not, the offset distance between W2 and P is calculated;
s3: checking whether the distance between P and W1 exceeds the offset in the step S2, if so, setting the P point to W2 and caching the point to W2List, if not, adding P to W1List, updating W1, checking whether the W1List data is more than or equal to 3, if so, taking out the W1List value, considering the W1List value as valid, and selecting whether to update the position;
s4: checking whether the distance between P and W2 exceeds the offset in the step S2, if so, emptying the W2List, re-assigning W2 to be added to the W2List, if not, adding P to the W2List, updating the W2 weight point, checking whether the W2List data is more than or equal to 5, if so, judging whether the number of the W1List data is more than or equal to 5, taking out the W1List data, considering the W1List data to be valid, emptying, taking out the W2List data to be valid, and emptying;
s5: the weight point of the updated W1 is W2, and W2 is set to null.
Further, the GPS terminal is a terminal having functions of collecting GPS data, the GPS raw data mainly includes longitude, latitude, time, speed, and direction, and the GPS terminal mainly uses wireless transmission data and actively uploads at regular time.
Furthermore, the GPS terminal receives positioning points P1, P2, P3, P4 and P5., converts the unit values of longitude and latitude into degrees, converts the unit values of time into yyyy-MM-dd, HH: MM: ss and converts the speed into km/h.
Furthermore, the interval time unit of the GPS terminal for sending the GPS raw data is unified as s, and the interval time for sending the data can be remotely configured.
Furthermore, after the GPS terminal receives the positioning points, the accuracy of the GPS positioning needs to be corrected and converted, and the conversion principle is combined with the reality to ensure that each positioning point is in a reasonable range after correction and conversion.
Further, the deviation rectification conversion GPS positioning precision module preliminarily judges whether the GPS positioning precision module moves or stops according to the speed, and the deviation rectification conversion GPS positioning precision module accurately judges whether the GPS positioning precision module moves or stops by combining the distance between the positioning points P1 and P2 in unit time.
Further, the deviation rectifying and GPS positioning precision module calculates how long the vehicle stops when the vehicle stops.
Furthermore, when the deviation rectification conversion GPS positioning precision module measures and calculates the motion state, the length of motion is calculated, the road binding service is carried out, redundant data are filtered, and the road speed limit early warning is provided.
The working principle is as follows: track deviation rectifying technical algorithm: the GPS terminal sends GPS original data to a deviation-correcting and positioning precision converting GPS positioning precision module, then the deviation-correcting and positioning precision converting GPS positioning precision module calculates the distance between two points, deviation-correcting tracks are bound, tracks are displayed, the GPS terminal receives a positioning point P, positioning precision is converted, a first positioning point is selected, the current point is set to be W1 and added into a W1List set, a second point W2 is set, whether the position is updated or not is selected, whether the distance between the last point and the last point is greater than 1 meter or not is checked, whether W2 is null or not is checked, if yes, the maximum offset distance between W1 and P is calculated, if not, the offset distance between W2 and P is calculated, whether the distance between P and W1 in the steps exceeds offset or not is checked, if yes, the P point is set to be W2 and is cached to the W2List, if not, the P is added to the W1List, the W1 is updated, whether the data of the W1List is greater than or equal to 3 is checked, taking out the W1List value, considering to be effective, selecting whether to update the position, checking whether the distance between P and W2 exceeds the deviation in the steps, if so, emptying the W2List, re-assigning the W2 to be added to the W2List, if not, adding P to the W2List, updating the W2 weight point, checking whether the W2List data is more than or equal to 5, if so, judging whether the number of the W1List data is more than or equal to 5, taking out the W1List data, considering to be effective, emptying, taking out the W2List data, considering to be effective, emptying, updating the W1 weight point to be W2, setting W2 to null, fully considering the actual movement, reducing the situations of positioning deviation, trajectory deviation, data redundancy and the like, positioning the trajectory is more accurate, improving the working efficiency of the device, and preventing the data loss.
It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A method for calculating a track deviation rectifying technology in a motion process is characterized by comprising the following steps: the method comprises the following operation steps:
s1: track deviation rectifying technical algorithm: the GPS terminal sends the GPS original data to a deviation correction conversion GPS positioning precision module, then the deviation correction conversion GPS positioning precision module calculates the distance between two points, corrects the track, binds the road and displays the track;
s2: the GPS terminal receives the positioning point P, converts positioning accuracy, selects a first positioning point, sets the current point as W1, adds the current point into a W1List set, sets a second point W2, selects whether to update the position, and checks whether the distance between the last point and the last point is greater than 1 meter to see whether W2 is null, if yes, the maximum offset distance between W1 and P is calculated, and if not, the offset distance between W2 and P is calculated;
s3: checking whether the distance between P and W1 exceeds the offset in the step S2, if so, setting the P point to W2 and caching the point to W2List, if not, adding P to W1List, updating W1, checking whether the W1List data is more than or equal to 3, if so, taking out the W1List value, considering the W1List value as valid, and selecting whether to update the position;
s4: checking whether the distance between P and W2 exceeds the offset in the step S2, if so, emptying the W2List, re-assigning W2 to be added to the W2List, if not, adding P to the W2List, updating the W2 weight point, checking whether the W2List data is more than or equal to 5, if so, judging whether the number of the W1List data is more than or equal to 5, taking out the W1List data, considering the W1List data to be valid, emptying, taking out the W2List data to be valid, and emptying;
s5: the weight point of the updated W1 is W2, and W2 is set to null.
2. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: the GPS terminal is a terminal for collecting GPS data, the GPS raw data mainly comprises longitude, latitude, time, speed and direction, and the GPS terminal mainly uses wireless transmission data and actively uploads the data at regular time.
3. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: the GPS terminal receives positioning points P1, P2, P3, P4 and P5..
4. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: the interval time unit of the GPS terminal for sending the GPS raw data is unified as s, and the interval time for sending the data can be remotely configured.
5. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: after the GPS terminal receives the positioning points, the GPS positioning accuracy needs to be corrected and converted, and the principle of conversion is combined with reality to ensure that each positioning point is in a reasonable range after correction and conversion.
6. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: the deviation rectifying and converting GPS positioning precision module preliminarily judges whether the vehicle moves or stops according to the speed, and the distance between the positioning points P1 and P2 in unit time is combined to judge whether the vehicle moves or stops more accurately.
7. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: and the deviation rectifying and GPS positioning precision module calculates how long the GPS positioning precision module stops when the GPS positioning precision module measures and calculates the stop state.
8. The method for calculating the trajectory deviation rectification technology in the motion process according to claim 1, wherein the trajectory deviation rectification technology comprises the following steps: when the deviation rectifying and converting GPS positioning precision module measures and calculates the motion state, the deviation rectifying and converting GPS positioning precision module calculates how long the motion is, binds the road service, filters redundant data and provides road speed limit early warning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110322394.2A CN113138401A (en) | 2021-03-25 | 2021-03-25 | Method for calculating track deviation rectifying technology in motion process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110322394.2A CN113138401A (en) | 2021-03-25 | 2021-03-25 | Method for calculating track deviation rectifying technology in motion process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113138401A true CN113138401A (en) | 2021-07-20 |
Family
ID=76810252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110322394.2A Pending CN113138401A (en) | 2021-03-25 | 2021-03-25 | Method for calculating track deviation rectifying technology in motion process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113138401A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114089390A (en) * | 2021-11-23 | 2022-02-25 | 安徽富煌科技股份有限公司 | Track deviation rectifying algorithm based on weight |
| CN114383621A (en) * | 2021-12-06 | 2022-04-22 | 杭州易现先进科技有限公司 | Track deviation rectifying method based on grid map, electronic equipment and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528815A (en) * | 2014-09-28 | 2016-04-27 | 深圳市赛格导航科技股份有限公司 | Vehicle running track adjusting method and vehicle running track adjusting system |
| US20160178377A1 (en) * | 2014-12-19 | 2016-06-23 | Hyundai Motor Company | Navigation system, path prediction method thereof and computer readable medium for performing the same |
| CN106705976A (en) * | 2016-12-06 | 2017-05-24 | 北京中交兴路信息科技有限公司 | Road network matching method and road network matching device |
| CN109669199A (en) * | 2018-12-12 | 2019-04-23 | 拉扎斯网络科技（上海）有限公司 | A kind of localization method, terminal and computer and storage medium |
-
2021
- 2021-03-25 CN CN202110322394.2A patent/CN113138401A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528815A (en) * | 2014-09-28 | 2016-04-27 | 深圳市赛格导航科技股份有限公司 | Vehicle running track adjusting method and vehicle running track adjusting system |
| US20160178377A1 (en) * | 2014-12-19 | 2016-06-23 | Hyundai Motor Company | Navigation system, path prediction method thereof and computer readable medium for performing the same |
| CN106705976A (en) * | 2016-12-06 | 2017-05-24 | 北京中交兴路信息科技有限公司 | Road network matching method and road network matching device |
| CN109669199A (en) * | 2018-12-12 | 2019-04-23 | 拉扎斯网络科技（上海）有限公司 | A kind of localization method, terminal and computer and storage medium |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114089390A (en) * | 2021-11-23 | 2022-02-25 | 安徽富煌科技股份有限公司 | Track deviation rectifying algorithm based on weight |
| CN114383621A (en) * | 2021-12-06 | 2022-04-22 | 杭州易现先进科技有限公司 | Track deviation rectifying method based on grid map, electronic equipment and storage medium |
| CN114383621B (en) * | 2021-12-06 | 2024-04-09 | 杭州易现先进科技有限公司 | Track deviation rectifying method based on grid map, electronic equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113138401A (en) | Method for calculating track deviation rectifying technology in motion process | |
| US8509988B2 (en) | Cellular communication strategy | |
| US20080270015A1 (en) | Traffic situation determination systems, methods, and programs | |
| CN105528815B (en) | A kind of vehicle driving trace method of adjustment and vehicle driving trace adjustment system | |
| JP2001041757A (en) | Method for transmitting positional information of digital map and device for executing it | |
| CN101063616A (en) | System and method for planning travel way | |
| CN102147261A (en) | Method and system for map matching of transportation vehicle GPS (Global Position System) data | |
| CN108362293A (en) | A kind of track of vehicle matching process based on key point technology | |
| CN112033345B (en) | Beidou-based deformation monitoring system and method | |
| CN106991842B (en) | Parking robot parking and lifting positioning method for underground parking lot | |
| CN110514255B (en) | Automobile emission detection method and detection system thereof | |
| CN104422448A (en) | Vehicle positioning method and device | |
| CN111267912B (en) | Train positioning method and system based on multi-source information fusion | |
| CN202261799U (en) | Mine GPS monitoring and scheduling system | |
| CN104424797A (en) | Vehicle-mounted monitor management system | |
| CN110335461A (en) | A kind of acquisition methods and device of the practical execution information of public transport shift | |
| CN105425115A (en) | Catenary positioning method of multiple positioning methods and system | |
| CN114925483A (en) | Carbon emission measuring method for urban traffic network | |
| CN101808275B (en) | Vehicle network data transmitting method based on vehicle movement trend prediction | |
| CN114136312A (en) | Gradient speed combined working condition development device and development method | |
| CN112504270A (en) | Facility and method for assisting vehicle positioning in tunnel | |
| CN112150650A (en) | Highway mileage charging management cloud platform based on big dipper high accuracy | |
| CN101894468B (en) | Motion vector based traffic flow detecting method | |
| CN205373772U (en) | Traffic route air quality monitoring device based on big dipper and GPRS | |
| CN102868745A (en) | Uploading method of GPS (Global Positioning System) data of vehicle-mounted monitoring terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210720 |