CN103940435B - The improving method of road-map, system and through its perfect road-map - Google Patents
The improving method of road-map, system and through its perfect road-map Download PDFInfo
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- CN103940435B CN103940435B CN201410184542.9A CN201410184542A CN103940435B CN 103940435 B CN103940435 B CN 103940435B CN 201410184542 A CN201410184542 A CN 201410184542A CN 103940435 B CN103940435 B CN 103940435B
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000013480 data collection Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 13
- 238000013507 mapping Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 241001269238 Data Species 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
- G01C21/30—Map- or contour-matching
- G01C21/32—Structuring or formatting of map data
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
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- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Navigation (AREA)
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Abstract
The present invention provides the improving method and system and the road-map through the method and system perfecting of a kind of road-map.This method comprises: periodically or non-periodically executing following step: obtaining Internet user's event location data corresponding with Internet user's moving position in predetermined geographic from preset Internet user's event location data collection device；The road that can be demarcated in road-map is generated based on Internet user's event location data；The road of generation is compared with the road in the road-map of the existing predetermined geographic, to newly demarcating the road not yet demarcated in the road-map in the road of generation in the road-map.Those already existing but still unlabelled unknown roads can be marked in time in road-map with least manpower and financial resources and most fast speed using this method.
Description
Technical field
The present invention relates to cartography technical fields, specifically, being related to a kind of road-map (especially electronic map)
Improving method, system and the road-map through this method and system perfecting.
Background technique
General road-map (for example, printed map, electronic map etc.) is the survey according to professional surveying and mapping personnel to road
It is depicted as.Specifically, professional surveying and mapping personnel acquire road and road periphery by various artificial or automatic mapping equipment
Location information and attribute information (such as road name, classification of road, rate limitation, traffic sign, road equipment, bridge tunnel
Road etc.), then these information are handled, to generate road-map.However, seldom including that in current road-map
It is a little daily less using or be not easy to road that is vehicle pass-through or newly repairing (hereinafter referred to as unknown road, for example, mountain area
Footpath, cities and towns are newly repaired roads) information, this is because in some cases, using common road mapping method
The information that these unknown roads are added on road-map needs to spend a large amount of manpower and financial resources, however these unknown roads
The usage amount of information is again little；In other cases, the road newly repaired also is had little time to survey and draw, therefore, in production road
Often do not consider when the map of road or does not consider temporarily or have little time to consider to provide the information of these unknown roads.
On the other hand, some usually need to carry out some activities, such as mountain using the information of these unknown roads again
Travel staff is often had in area, body-building personnel need the activities such as climb the mountain, camp using some unknown roads, in another example,
In villages and small towns newly developed, small city, many people need to transmit logistics using newly repairing roads.If can include in road-map
The information of these unknown roads, even superficial reference information, then, undoubtedly it can include these unknown roads for those needs
Movable people, which provide, in the region on road greatly facilitates and timely helps.
Summary of the invention
The present invention makes to solve above-mentioned problems of the prior art, and its purpose is to provide one kind
Improving method, system and the road-map through this method and system perfecting of road-map, so as to less manpower and wealth
Power and faster speed mark those already existing but still unlabelled unknown roads in road-map in time
Come.
To achieve the goals above, in one aspect of the invention, a kind of improving method of road-map is provided, including fixed
Phase irregularly executes following step: obtaining and makes a reservation for from preset Internet user's event location data collection device
The corresponding Internet user's event location data of Internet user's moving position in geographic area；Based on the Internet user
Event location data generates the road that can be demarcated in road-map；And by the road of generation and existing described predetermined
Road in the road-map of geographic area is compared, thus by the road of generation not yet in the road-map
The road of calibration is newly demarcated in the road-map.
Preset Internet user's event location data collection device can be Website server, be used for from conjunction
Make event location data when website or ad hoc website collection Internet user movable outdoors.
Preferably, the step that the road that can be demarcated in road-map is generated based on Internet user's event location data
It suddenly may include: to remove those from Internet user's event location data to correspond to isolated positions point or bulk location point
Internet user's event location data；And subsection curve drafting is carried out to remaining Internet user's event location data,
And be attached the curve that each section fits, to generate the road that can be demarcated in road-map.
Preferably, the improving method of the road-map can also include: to calculate new calibration in the road-map
The length of road.
In addition, the improving method of the road-map can also include: the road for calculating new calibration in the road-map
The confidence level on road, and the road mark with a low credibility in these roads in predetermined threshold is come out.
Preferably, Internet user's event location data may include by individual Internet users in the reservation place
The complete Internet user's event location data provided in reason region.Further, it is possible to according to individual Internet users
The time of Internet user's event location data is provided in the predetermined geographic, calculating is passed by described in road-map
Time needed for the road newly demarcated.
According to another aspect of the present invention, a kind of sophisticated systems of road-map are provided comprising: Internet user's activity
Position data collection device, for from partner site or ad hoc website collect Internet user it is movable outdoors when moving position
Data；Position data obtaining unit, for being obtained from Internet user's event location data collection device and reservation place
Manage the corresponding Internet user's event location data of Internet user's moving position in region；Road generation unit is based on institute
Rheme sets data acquiring unit Internet user's event location data obtained and generates the road that can be demarcated in road-map；
And road demarcates unit, by the road of the road generation unit road generated and the existing predetermined geographic
Road in map is compared, so that the road not yet demarcated in the road-map in the road of generation newly be marked
It is scheduled in the road-map.
According to another aspect of the invention, a kind of road-map is provided, which includes newly marking according to the above method
The road fixed.
According to explanation above it is found that the present invention is by acquisition Internet user's event location data and to these positional numbers
According to carrying out curve fitting and connect, can with less manpower and financial resources and faster speed in road-map by those
It is marked in time through existing but still unlabelled unknown road, to provide more perfect, more timely road for user
Road map.
Detailed description of the invention
Fig. 1 is flow chart, shows the improving method of road-map described in one embodiment of the present of invention；
Fig. 2 is schematic diagram, shows the topographic map in certain mountain area；
Fig. 3 is schematic diagram, shows existing road-map corresponding with certain alpine terrain figure in Fig. 2；
Fig. 4 is schematic diagram, once in the work crossed when showing movable in a large amount of Internet user certain mountain area shown in Fig. 2
Dynamic position；
Fig. 5 is schematic diagram, shows and generates and can demarcate in road-map according to Internet user's event location data
One example of road；
Fig. 6 is schematic diagram, shows and generates and can demarcate in road-map according to Internet user's event location data
Another example of road；
Fig. 7 is schematic diagram, shows the road-map of the present invention after improving；And
Fig. 8 is block diagram, shows the sophisticated systems of road-map described in one embodiment of the present of invention.
Specific embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
In the following description, certain exemplary embodiments of the invention are only described by way of explanation.It need not set
It doubts, those skilled in the art will recognize, without departing from the spirit and scope of the present invention, can be with respectively
The different mode of kind is modified the embodiment.Therefore, attached drawing and description are regarded as illustrative in nature, rather than are used for
Limit scope of protection of the claims.In the present specification, identical appended drawing reference indicates the same or similar part.
Fig. 1 is flow chart, shows the improving method of road-map described in one embodiment of the present of invention.Such as Fig. 1 institute
Show, firstly, in step slo, is obtained from preset Internet user's event location data collection device and reservation place
Manage the corresponding Internet user's event location data of Internet user's moving position in region.Specifically, implementing the present invention
Before the improving method of the road-map, Internet user's event location data collection device is first established, which can be with
For such as Website server, for from partner site or ad hoc website collect Internet user it is movable outdoors when moving position
Data.
In more detail, with the development of consumer electronics, many people will use when carrying out outdoor activities now has entirely
The electronic equipment of ball satellite navigation function (such as GPS) uses to record some movable details, such as when travelling with the function that navigates
The camera of energy is taken pictures, and records motion profile using GPS when climbing the mountain, and human body electronic equipment record step number is used when running on foot
Deng.These electronic equipments are remembered with being often also accompanied by while recording application data (such as photo, step number etc.) that user is concerned about
The position data (for example, longitude and latitude etc. of position) for generating position when these apply data has been descended in record, these
Moving position may be on having learned that road, it is also possible on unknown road.Many people like these passing through interconnection using data
Each internet site server is reached on the net, and so as to shared with other people, and these are then accompanied with these applications of generation using data
Position data when data.Therefore, it is possible to collect these position datas from each internet site server end, that is, collect internet
User Activity position data.
The collection efficiency of Internet user's event location data can be improved using a variety of methods.For example, can with it is each
Internet site is cooperated, to collect the activity that a large amount of Internet user that it possesses is uploaded from these partner sites
Position data；Also it can establish ad hoc website with centralized collection Internet user's event location data.Prize may further be set
Mechanism is encouraged, to encourage Internet user either intentionally or unintentionally, more to upload its event location data, even, can be set up specially
Door personnel specially upload its event location data and relevant time data etc..
It is further detailed below by example.Fig. 2 is schematic diagram, shows the topographic map in certain mountain area.Shown in Fig. 2
Certain mountain area topographic map in include mountain range 10, river 20, known road 30, unknown road 41 and unknown road 42, wherein mountain
Arteries and veins 10 indicates that river 20 indicates that unknown road 41 is a narrow winding trail, unknown road 42 with hacures with contour (dotted line)
Though being a unshaped but transitable waste road.Fig. 3 is schematic diagram, is shown corresponding existing with certain alpine terrain figure in Fig. 2
Some road-maps.As shown in figure 3, showing known road 30 in the existing road-map acceptance of the bid, but unknown road is not marked
Road 41 and unknown road 42.Fig. 4 is schematic diagram, when showing movable in a large amount of Internet user certain mountain area shown in Fig. 2
Once in the moving position (being indicated with solid stain) crossed, wherein at these moving positions, Internet user's generation and to website
On be transmitted through the application data (for example, photo etc.) of subsidiary position data (such as longitude and latitude), and these position datas then by
Internet user's event location data collection device collects.
Fig. 1 is returned, it is raw based on the Internet user's event location data obtained in step slo in step S20
At the road that can be demarcated in road-map.It can be demarcated in road-map based on the generation of Internet user's event location data
There are many method of road.Fig. 5 and Fig. 6 is schematic diagram, respectively illustrates that generate according to Internet user's event location data can be
Two examples of the road demarcated in road-map, wherein in fig. 5 and fig., solid stain is mutual in predetermined geographic
The moving position of on-line customer, these moving positions are indicated with event location data (such as longitude and latitude).Such as Fig. 5 and figure
Shown in 6, those are removed from Internet user's event location data first and corresponds to isolated positions point or bulk location point
Internet user's event location data, such as Internet user's moving position corresponding to solid stain 50 in Fig. 5 and Fig. 6
Data.These isolated positions points or bulk location point may correspond to rest place, it is also possible to which unfashioned road is seldom
Some scattered location points on road that someone passes through, can't uniquely determine road according to these scattered location points,
Therefore, these location points can be put aside during current perfect road map.
Then, subsection curve drafting is carried out to remaining Internet user's event location data, and each section is fitted
Curve is attached, to generate the road that can be demarcated in road-map.
Specifically, the predetermined geographic can be divided into many zonules, to the internet in each zonule
User Activity position data carries out subsection curve drafting, and the curve that each section fits is attached, and ultimately generating can be in road
The road demarcated on the map of road.It should be noted that the division mode of the presumptive area is not unique, it as shown in Figure 5 and Figure 6, can be with
There are many division mode, the road obtained under every kind of division mode can be compared and integrate, to obtain independent of tool
The road that body divides.
Fig. 1 is returned to, then, in step s 30, by the road of the road of generation and the existing predetermined geographic
Road in the map of road is compared, so that the road not yet demarcated in the road-map in the road of generation is new
Calibration is in the road-map.Fig. 7 is schematic diagram, shows the road-map of the present invention after improving, wherein complete
Road 30 is not only had learned that on the road-map dealt with problems arising from an accident, and has also newly calibrated unknown road 41 and unknown road 42.
With gradually increasing for the Internet user's event location data being collected into, can periodically or non-periodically execute above-mentioned
Step S10-S30, so that road-map is continuously updated, so that original not accurate enough road becomes more accurate.
Further, for the road newly calibrated on road-map, the length of these roads can be calculated, and should
Link length information is incorporated in road-map, so that the user of road-map refers to.
Furthermore it is also possible to calculate the confidence level of road of the new calibration in road-map, and by confidence level in these roads
Road mark lower than predetermined threshold comes out.Specifically, when the Internet user's moving position number being collected into from a certain region
According to it is fewer when, the confidence level of the road generated by these data may be relatively low；Alternatively, although the data being collected into compare
It is more, but these data are more dispersed, and consistent degree is poor, thus may not be unique by the road that these data generate, in these feelings
Under condition, the confidence level of road of the new calibration in road-map can be calculated.The definition of confidence level can there are many, this field skill
Art personnel can define according to specific curve fitting algorithm, such as the inverse of curve fit error can be used as credible
Degree.The road newly demarcated when certain it is with a low credibility when predetermined threshold, which can be marked on road-map,
For example, unknown road 42 is indicated with dotted line in Fig. 7, show that the confidence level of the road is less high, it is only for reference.With collection
To data increase, every time update road-map when, the not high road of original confidence level may will become the higher road of confidence level
Road.
It is not necessarily mean that it should be noted that the Internet user's event location data being collected into is less by these data
The confidence level of the road of generation is centainly lower, if the very complete (example of event location data provided by individual Internet users
Such as, event location data provided by the Internet user or professional done so intentionally), then it is few complete by these
The confidence level for the road that data generate still can be very high.Even, event location data is provided according to these individual Internet users
Time, can also determine more road informations, such as pass by time needed for one section of road etc..
The improving method of road-map of the present invention is described above with reference to Fig. 1-Fig. 7.It is of the present invention above-mentioned
Method can be realized using software, can also employ hardware to realize, or come real by the way of software and hardware combination
It is existing.
Fig. 8 is block diagram, shows the sophisticated systems of road-map described in one embodiment of the present of invention.Such as Fig. 8 institute
Show, the sophisticated systems 1000 of road-map described in one embodiment of the present of invention may include: Internet user's moving position
Transacter 100, position data obtaining unit 210, road generation unit 220, road demarcate unit 230.
Internet user's event location data collection device 100 can be used for collecting interconnection from partner site or ad hoc website
Event location data when network users are movable outdoors.
Position data obtaining unit 210 can be used for from Internet user's event location data collection device 100 obtaining
Internet user's event location data corresponding with Internet user's moving position in predetermined geographic.
Road generation unit 220 can be based on the Internet user's moving position obtained of position data obtaining unit 210
Data generate the road that can be demarcated in road-map.
Road demarcates unit 230 can be by the road generated of road generation unit 220 and the existing predetermined geographic
Road in the road-map in region is compared, thus by not yet demarcating in the road-map in the road of generation
Road newly demarcate in the road-map.
The improving method and system of the road-map through the invention, can be generated a kind of road-map, the road
The advantages of map is can be had existed those in road-map with less manpower and financial resources and faster speed
But still unlabelled unknown road be marked in time, to provide more perfect, more timely road-map for user.
It is described in an illustrative manner above with reference to attached drawing according to the present invention.But those skilled in the art answer
Work as understanding, for the improving method and system of the road-map that aforementioned present invention is proposed, can also not depart from the present invention
Various improvement are made on the basis of appearance.Therefore, protection scope of the present invention should be determined by the content of appended claims.
Claims (6)
1. a kind of improving method of road-map, including periodically or non-periodically execute following step:
It is obtained from preset Internet user's event location data collection device and the internet in predetermined geographic
The corresponding Internet user's event location data in User Activity position；
The road that can be demarcated in road-map is generated based on Internet user's event location data；
The road of generation is compared with the road in the road-map of the existing predetermined geographic, thus will
The road not yet demarcated in the road-map in the road generated is newly demarcated in the road-map,
Wherein, preset Internet user's event location data collection device is Website server, is used for from cooperation
Website or ad hoc website collect Internet user it is movable outdoors when event location data,
Wherein, the step of road that can be demarcated in road-map being generated based on Internet user's event location data packet
It includes:
Those interconnections for corresponding to isolated positions point or bulk location point are removed from Internet user's event location data
Network users event location data；
Subsection curve drafting is carried out to remaining Internet user's event location data, and the curve that each section fits is connected
It connects, to generate the road that can be demarcated in road-map.
2. the improving method of road-map as described in claim 1, wherein further include:
Calculate the length of road of the new calibration in the road-map.
3. the improving method of road-map as described in claim 1, wherein further include:
The confidence level of road of the new calibration in the road-map is calculated, and will be with a low credibility in predetermined threshold in these roads
Road mark come out.
4. the improving method of road-map as described in claim 1, wherein Internet user's event location data includes
The complete Internet user's event location data provided in the predetermined geographic by individual Internet users.
5. the improving method of road-map as claimed in claim 4, wherein according to individual Internet users described pre-
Determine to provide the time of Internet user's event location data in geographic area, calculates to pass by and described newly be demarcated in road-map
Time needed for road.
6. a kind of sophisticated systems of road-map, comprising:
Internet user's event location data collection device, for collecting Internet user at family from partner site or ad hoc website
Event location data when outer activity；
Position data obtaining unit, for being obtained from Internet user's event location data collection device and predetermined geographic
The corresponding Internet user's event location data of Internet user's moving position in region；
Road generation unit, can based on position data obtaining unit Internet user's event location data generation obtained
The road demarcated in road-map；
Road demarcates unit, by the road of the road generation unit road generated and the existing predetermined geographic
Road in map is compared, so that the road not yet demarcated in the road-map in the road of generation newly be marked
It is scheduled in the road-map,
Wherein, the step of road that can be demarcated in road-map being generated based on Internet user's event location data packet
It includes:
Those interconnections for corresponding to isolated positions point or bulk location point are removed from Internet user's event location data
Network users event location data；
Subsection curve drafting is carried out to remaining Internet user's event location data, and the curve that each section fits is connected
It connects, to generate the road that can be demarcated in road-map.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105979580B (en) * | 2016-06-22 | 2019-08-27 | 广东工业大学 | Cel l path map based on intelligent perception network forms system and method |
| CN107544983A (en) * | 2016-06-24 | 2018-01-05 | 高德信息技术有限公司 | A kind of road method for drafting, apparatus and system |
| CN109270927B (en) * | 2017-07-17 | 2022-03-11 | 阿里巴巴（中国）有限公司 | Road data generation method and device |
| CN109282825B (en) * | 2017-07-21 | 2021-03-09 | 北京嘀嘀无限科技发展有限公司 | Road marking method and device |
| CN108717796B (en) * | 2018-03-21 | 2021-05-07 | 厦门雅迅网络股份有限公司 | Geographic ramp self-learning method and system for vehicle |
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