CN105277199B - A kind of method and navigation device for adding direct motion for navigation map - Google Patents
A kind of method and navigation device for adding direct motion for navigation map Download PDFInfo
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- CN105277199B CN105277199B CN201410241116.4A CN201410241116A CN105277199B CN 105277199 B CN105277199 B CN 105277199B CN 201410241116 A CN201410241116 A CN 201410241116A CN 105277199 B CN105277199 B CN 105277199B
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Abstract
The embodiment of the present invention provides a kind of method and navigation device for adding direct motion for navigation map, and method includes：Determine the angle gradient for entering line and exiting line, line grade, the attribute and disagreement at crossing；Corresponding first kind direct motion rule is found in direct motion model according to the angle gradient, the first kind direct motion rule decides whether to add direct motion according to angle gradient, and the direct motion can shield the prompt message in navigation information；According to the line grade, the attribute and disagreement at crossing are corrected first kind direct motion rule, are deleted in correction course and added in navigation information do not meet the line grade, the attribute at crossing and the direct motion of disagreement.In the data conversion stage, direct motion is added in navigation map on principle, it, can automatic shield extra voice guidance message and graphical information in actual driving when having selected traffic route by compiling.
Description
Technical field
The present invention relates to airmanships, particularly relate to a kind of method and navigation device for adding direct motion for navigation map.
Background technology
In airmanship, during practical guide, direct motion technology can shield the extra language occurred in navigator
Sound and unnecessary figure.
There are the following problems for the prior art：There is no effective direct motion principle and program, lead to not quickly to produce support it is suitable
The navigation map of row technology.
Invention content
The technical problem to be solved in the present invention is to provide a kind of method and navigation device for adding direct motion for navigation map, solutions
Certainly in the prior art without effective direct motion principle and program, lead to not quickly produce the navigation map for supporting direct motion technology
Defect.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of method for adding direct motion for navigation map, answer
For navigation device, method includes：Determine the angle gradient for entering line and exiting line, line grade, the attribute and disagreement at crossing；Root
Corresponding first kind direct motion rule is found in direct motion model according to the angle gradient, the first kind direct motion rule is according to angle
Slope decides whether that addition direct motion, the direct motion can shield the prompt message in navigation information；According to the line grade, crossing
Attribute and disagreement, first kind direct motion rule is corrected, in correction course delete navigation information in it is added not
Meet the line grade, the attribute at crossing and the direct motion of disagreement.
In the method, corresponding first kind direct motion rule packet is found in direct motion model according to the angle gradient
It includes：When can find into the extended line of line and formed between exiting line when judging angle, according to the first kind direct motion
Whether angle to be judged meets direct motion threshold value low-angle described in rule judgement, and it is small that the angle to be judged meets the direct motion threshold value
Angle needs addition direct motion.
In the method, whether direct motion threshold value is met according to angle to be judged described in first kind direct motion rule judgement
Low-angle includes：The direct motion threshold value low-angle is spent between -30 between 30 degree.
In the method, corresponding first kind direct motion rule is found in direct motion model according to the angle gradient and is also wrapped
It includes：At compound crossing, the first slope into line can be found, and enters the terminal of line and exits the starting point institute shape of line
At the second slope when, judge that the first slope and the absolute value of the difference of the second slope are small according to the first kind direct motion rule
It needs to add direct motion when slope threshold value.
In the method, according to the line grade, the attribute and disagreement at crossing are corrected first kind direct motion rule
Including：Correction rule model is found, by the line grade, the attribute and disagreement at crossing input the corrective gauge as correction parameter
Then model, according to each correction rule output calibration result in the correction rule model；The line grade include level-one~
Eight grades, wherein three-level~seven grade are general roads；The attribute at the crossing and the crossing in disagreement include single intersection, compound crossing,
Into line and exit the respective quantity of line, wherein single intersection only there are one crosspoint, comprising two or more hand over by compound crossing
Crunode and have by line；The attribute and the attribute in disagreement at the crossing include this line, and bypass connects at a high speed JCT with high speed, high
Fast parking area SA, high speed parking area PA, ring road turn left in advance, advance right-turn, export IC, and uplink is detached with downlink；It is described
The attribute at crossing and the disagreement in disagreement include left and right disagreement, left straight disagreement and right straight disagreement；The correction parameter further includes：Language
Sound guides and traffic limitation.
In the method, include according to each correction rule output calibration result in the correction rule model：Rule
Then B1 into line or exits line as 8 grades of roads, is not added with direct motion；Regular B2, the grade into line is 4 grades, 6 grades or 7 grades, is moved back
Outlet is 3 grades, 2 grades or 1 grade roads；It it is 1 grade, 2 grades into line, it is 3 grades to exit line；And into line be 3 grades, exit line
It is 1, is not added with direct motion；Regular B3 is not added with direct motion when being 1 grade or 2 grades into line and being that uplink is detached with downlink；It exits
Line number amount>=2 and grade be 1 grade or 2 grades and when being that uplink is detached with downlink, be not added with direct motion；Regular B4,4 grades, 6 grades or
7 grades of bypasses of person are exited to outlet IC, are not added with direct motion；Regular B5 has 3 and 3 or more to exit line, not when one into line
Add direct motion.
In the method, further include according to each correction rule output calibration result in the correction rule model：
Regular C1, specification special case situation：It will cannot add the two dimension of direct motion in advance, the arrow number of three dimensional pattern is organized in a configuration text
In part, if encountering two-dimentional, three dimensional pattern arrow number in the configuration file, it is not added with direct motion；Regular C2, from outlet, IC is moved back
Go out to outlet IC, high speed and high speed and connect JCT, high-speed service area SA or high speed parking area PA, is not added with direct motion；Regular C3,
It is exited from high-speed service area or high speed parking area to high speed, expressway around city, is not added with direct motion；Stop from high-speed service area or high speed
Vehicle area is exited to high speed service area, high speed parking area, outlet IC or high speed and high speed connection JCT, is not added with direct motion；Regular C4,
It is exited from high speed and high speed connection JCT to high speed and high speed connection JCT, outlet IC, high-speed service area SA or high speed parking area
PA is not added with direct motion；Regular C5, into line, inlet point, there are direct motions, are not added with direct motion；Regular C6, this line are exited to bypass, this line
It exits to ring road, is not added with direct motion；Regular C7, high speed expressway around city exit to outlet IC, be not added with direct motion；Regular C8, high speed city
City's high speed is exited to high speed and high speed connection JCT, is not added with direct motion；Regular C9, Gao Su expressway around city are exited to high speed service area
SA/ high speeds parking area PA, is not added with direct motion；Regular C10, Gao Su expressway around city are exited to Gao Su expressway around city, if two height
It is fast connected by high speed and high speed connection JCT between expressway around city, be not added with direct motion；Regular C11, compound crossing, into line
Or it is link in crossing to exit line, is not added with direct motion；Regular C12, into line, exit line and be a link when, be not added with direct motion；Rule
Then C13 meets addition direct motion rule if there is two and two or more the lines that enter with line is exited, but at least one is
Upper offline separation, is not added with direct motion；Regular C14, this line are exited to outlet IC, are not added with direct motion, and outlet IC is exited to high speed service area
SA is not added with direct motion, and high-speed service area SA, which is exited to this line, is not added with direct motion；Regular C15, this line are exited to high speed and high speed connection JCT
It is not added with direct motion；Regular C16, bypass exit to outlet IC and are not added with direct motion；Regular C17, outlet IC are exited to outlet IC and are not added with direct motion,
Outlet IC is exited to high speed and high speed connection JCT and is not added with direct motion；Regular C18 is exited with this line of connection JCT/ at a high speed at a high speed supreme
Speed and high speed connection JCT, and there are at least two to exit high speed and high speed connection JCT, it is not added with direct motion；Regular C19, this line exit to
This line, and there are at least two to exit this line, it is not added with direct motion；Regular C20, this line exits with high speed connection JCT/ outlet IC/ at a high speed
To outlet IC, and there are at least two to exit outlet IC, is not added with direct motion.
In the method, include according to each correction rule output calibration result in the correction rule model：It is high
There are correction rule A1~A3 to the parting of ordinary road by speed outlet IC：Correction rule A1, it is left and right disagreement that two, which are exited line,
Two are exited line and are not added with direct motion；Correction rule A2 is not added with direct motion for left straight disagreement；Correction rule A3, for right straight point
Discrimination, straight trip disagreement are not added with direct motion.
In the method, further include according to each correction rule output calibration result in the correction rule model：
Regular D1, into line to line is exited, there are voice guides, are not added with direct motion；Regular D2, into line to exit line have forbid hand over limit or
Person's one direction can not exit, and be not added with direct motion.
In the method, further include：Corresponding second class direct motion is found in direct motion model according to the angle gradient
Rule, the second class direct motion rule executing rule E1~E3, and rule F1~F5：Regular E1 connects JCT with high speed at a high speed
It exits to this line and adds direct motion, this line exits to this line and adds direct motion；Regular E2 is exited with high speed connection JCT to this line at a high speed
Direct motion is added, outlet IC, which is exited to this line, adds direct motion；Regular E3, bypass, which is exited to bypass, then to be judged according to angle, and bypass moves back
Go out to this line and add direct motion, IC is exited to this line, adds direct motion；And rule F1, export IC and two general road between：First
General road and the second general road tandem array, and be connected with IC is exported in joining place, then export IC exit it is suitable to the addition of general road
Row, general road, which is exited to general road, calls direct motion model to be judged according to angle to be judged；Regular F2 exports IC and two general road
Between：First general road is connected with the second general road tail tail, and is connected with outlet IC in joining place, then exports IC and exit to general
Direct motion model is called to be judged according to angle to be judged in road；Regular F3, between a general road and two outlet IC, the general road quilt
Two outlet IC and two joining places in general road have been divided into first segment, second segment and third section：The head of first outlet is connected
The tail portion in general road, second outlet is connected general road, then general road is exited to general road, adds first segment, second on general road
The direct motion of section and third section straight trip direction；Regular F4 does not consider that remaining enters line, obtains if curved into line advance right-turn
Take this root to enter line and exit the angle between line, and call direct motion model, by angle be used as described in angle to be judged sentence
It is disconnected；Regular F5, bypass are exited to bypass, and the direct motion model is called to be handled according to angle to be judged.
A kind of navigation device adding direct motion for navigation map, including：Parameter acquiring unit enters line and moves back for determining
The angle gradient of outlet, line grade, the attribute and disagreement at crossing；Direct motion model unit is used for according to the angle gradient suitable
Corresponding first kind direct motion rule is found in row model, the first kind direct motion rule decides whether to add suitable according to angle gradient
Row, the direct motion can shield the prompt message in navigation information；Unit is corrected, for according to the line grade, the category at crossing
Property and disagreement, first kind direct motion rule is corrected, deletes in correction course and added is not met in navigation information
The line grade, the attribute at crossing and the direct motion of disagreement.
In the navigation device, direct motion model unit includes：Angle module, for working as the extension that can be found into line
Line and exiting between line formed when judging angle, according to the first kind direct motion rule judge described in angle to be judged whether
Meet direct motion threshold value low-angle, the angle to be judged meet the direct motion threshold value low-angle need add direct motion.
In the navigation device, correction unit includes：Execution module is corrected, for finding correction rule model, by institute
Line grade is stated, the attribute and disagreement at crossing input the correction rule model as correction parameter, according to the correction rule mould
Each correction rule output calibration result in type；The line grade includes level-one~eight grade, wherein three-level~seven grade are general
Road；The attribute at the crossing and the crossing in disagreement include single intersection, compound crossing, into line and exit the respective quantity of line,
Wherein, only there are one crosspoint, compound crossing includes two or more crosspoints and has by line single intersection；The crossing
Attribute in attribute and disagreement includes this line, and bypass connects JCT, high speed parking area SA, high speed parking area PA with high speed at a high speed,
Ring road turns left in advance, advance right-turn, exports IC, and uplink is detached with downlink；The attribute at the crossing and the disagreement in disagreement
Including left and right disagreement, left straight disagreement and right straight disagreement；The correction parameter further includes：Voice guide and traffic limitation.
The above-mentioned technical proposal of the present invention has the beneficial effect that：In the data conversion stage, on principle in navigation map
In be added to direct motion, by compiling, in actual driving when having selected traffic route, can the extra voice of automatic shield draw
Information and graphical information are led, the interference of extra voice or figure is avoided.
Description of the drawings
Fig. 1 shows a kind of method flow schematic diagrams for adding direct motion for navigation map；
Fig. 2 indicates the angle schematic diagram of direct motion model；
Fig. 3 indicates the coverage area schematic diagram one of direct motion model；
Fig. 4 indicates the coverage area schematic diagram two of direct motion model；
Fig. 5 indicates that single intersection situation is not added with the schematic diagram one of direct motion；
Fig. 6 indicates that single intersection situation is not added with the schematic diagram two of direct motion；
Fig. 7 indicates that single intersection situation is not added with the schematic diagram three of direct motion；
Fig. 8 shows the schematic diagrames four that single intersection situation is not added with direct motion；
Fig. 9 indicates that single intersection situation is not added with the schematic diagram five of direct motion；
Figure 10 indicates that single intersection situation is not added with the schematic diagram six of direct motion；
Figure 11 indicates that single intersection situation is not added with the schematic diagram seven of direct motion；
Figure 12 indicates the addition of single intersection situation or the schematic diagram one for being not added with direct motion；
Figure 13 indicates the addition of single intersection situation or the schematic diagram two for being not added with direct motion；
Figure 14 indicates the addition of single intersection situation or the schematic diagram three for being not added with direct motion；
Figure 15 indicates the addition of single intersection situation or the schematic diagram four for being not added with direct motion；
Figure 16 indicates the addition of single intersection situation or the schematic diagram five for being not added with direct motion；
Figure 17 indicates the addition of single intersection situation or the schematic diagram six for being not added with direct motion；
Figure 18 indicates the addition of single intersection situation or the schematic diagram seven for being not added with direct motion；
Figure 19 indicates the addition of single intersection situation or the schematic diagram eight for being not added with direct motion；
Figure 20 indicates the addition of single intersection situation or the schematic diagram nine for being not added with direct motion；
Figure 21 indicates the addition of single intersection situation or the schematic diagram ten for being not added with direct motion；
Figure 22 indicates the addition of single intersection situation or the schematic diagram 11 for being not added with direct motion；
Figure 23 indicates the addition of single intersection situation or the schematic diagram 12 for being not added with direct motion；
Figure 24 indicates the addition of single intersection situation or the schematic diagram 13 for being not added with direct motion；
Figure 25 indicates left and right disagreement schematic diagram；
Figure 26 indicates left straight disagreement schematic diagram；
Figure 27 indicates right straight disagreement schematic diagram.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
Direct motion refers to masking extra voice and graphical cues in road guide technology.
Into line and line is exited in intersection intersection；Into line extended line and to exit the angle formed between line be suitable
The required angle of row model.
In practice, for direct motion model, -30 ° of generally use~30 ° are used as low-angle, under low-angle situation
Addition direct motion is usually required, but other angular ranges can also be used as low-angle.
The present embodiments relate to multiple technical terms：IC is exported, connects JCT, high-speed service area SA with high speed at a high speed, it is high
Fast parking area PA and ring road.Ring road should meet condition (1) (2) (3) or (1) (2) (4) simultaneously：(1) two are connected not same
The road of plane, (2) are a link roads and without independent link name, and (3) road itself has a gradient, (4) road sheet as
Other horizontal and no functions, the only effect of link road.
The embodiment of the present invention provides a kind of method for adding direct motion for navigation map, is applied to navigation device, such as Fig. 1 institutes
Show, method includes：
Step 11, the angle gradient for entering line and exiting line, line (link) grade, the attribute and disagreement at crossing are determined；
Step 12, it is regular that corresponding first kind direct motion is found in direct motion model according to the angle gradient, described first
Class direct motion rule decides whether that addition direct motion, the direct motion can shield the prompt message in navigation information according to angle gradient；
Step 13, according to the line grade, the attribute and disagreement at crossing are corrected first kind direct motion rule, in school
It is deleted during just and added in navigation information does not meet the line grade, the attribute at crossing and the direct motion of disagreement.
Using the technology provided, the data conversion stage is added to direct motion according to direct motion model in navigation map, passes through
Compiling, in actual driving when having selected traffic route, meeting automatic shield extra voice guidance message and graphical information,
Avoid the interference of extra voice or figure.
In order to which technical scheme of the present invention is explicitly described in detail, need to be set according to different angle directions in embodiment
Its angle, as shown in Fig. 2, the angle between line a to line b is 0 °, the angle between line a and line c is 90 °, line c and line e it
Between angle be 50 °.Above angle is all positive-angle, can also similarly have negative angle, line a to line f is -40 °.
As shown in figure 3, crosspoint is the center of circle, the circular radius of formation should be not less than 20m, if surpassing into line with line is exited
Circular range is gone out, direct motion model may be used and judged.It is best that the value obtained is verified by largely navigation on the spot
Range can be than more completely expressing into line and the form for exiting line using 20m as the parting of radius.
As shown in figure 4, the circular radius formed should be not less than 20m.If not distance limitation, such as 10m road,
It is nonsensical to have dosed direct motion, because direct motion actually increases the size of stored data, and driver is complete
Current road can be estimated to determine how to operate, in this case It is not necessary to carry out direct motion processing.
In a preferred embodiment, corresponding first kind direct motion rule are found in direct motion model according to the angle gradient
Include then：When can find into the extended line of line and formed between exiting line when judging angle, according to the first kind
Whether angle to be judged meets direct motion threshold value low-angle described in the judgement of direct motion rule, and the angle to be judged meets the direct motion threshold
Value low-angle needs addition direct motion.
In angle gradient, into line extended line and to exit the angle formed between line be the required angle of direct motion model
Degree, the situation that the required angle of direct motion model meets direct motion threshold value low-angle need to add direct motion.
In a preferred embodiment, whether met according to angle to be judged described in first kind direct motion rule judgement suitable
Row threshold value low-angle includes：The direct motion threshold value low-angle is spent between -30 between 30 degree.It is recognised that angle to be judged is big
In 30 degree and angle direct motion is not added with less than -30 degree.
Determine that the angle between the line for needing addition direct motion includes：The direct motion threshold value low-angle of use is -30 °~30 °, symbol
The situation for closing direct motion threshold value low-angle needs to add direct motion, but it is low-angle that can also use other angular ranges.
In a preferred embodiment, corresponding first kind direct motion rule are found in direct motion model according to the angle gradient
Further include then：
At compound crossing, the first slope into line can be found, and enters the terminal of line and exits rising for line
Point is when being formed by the second slope, judges the exhausted of the first slope and the difference of the second slope according to the first kind direct motion rule
It needs to add direct motion when being less than slope threshold value to value.Slope, also known as ascent indicate straight line inclining relative to axis of abscissas
Oblique degree.Straight line and tangent of an angle value i.e. straight line phase formed by certain plane right-angle coordinate axis of abscissas positive axis direction
For the slope of the coordinate system.If straight line is orthogonal with x-axis, the tangent value at right angle is infinitely great, so there is no oblique for straight line
Rate.In the presence of the slope of straight line L, for slope-intercept form linear function y=kx+b, the k i.e. slope of the function.
In a preferred embodiment, according to the line grade, the attribute and disagreement at crossing, to first kind direct motion rule into
Row corrects：
Correction rule model is found, by the line grade, the attribute and disagreement at crossing are as described in correction parameter input
Correction rule model, according to each correction rule output calibration result in the correction rule model；
The line grade includes level-one~eight grade, wherein three-level~seven grade are general roads；
The attribute at the crossing and the crossing in disagreement include single intersection, compound crossing, and into line and to exit line respective
Quantity, wherein only there are one crosspoint, compound crossing includes two or more crosspoints and has by line single intersection；
The attribute and the attribute in disagreement at the crossing include this line, and bypass connects at a high speed JCT with high speed, and high speed is stopped
Area SA, high speed parking area PA, ring road turn left in advance, advance right-turn, export IC, and uplink is detached with downlink；
The attribute at the crossing and the disagreement in disagreement include left and right disagreement, left straight disagreement and right straight disagreement；
The correction parameter further includes：Voice guide and traffic limitation.
Into line and the category of roads for exiting line, for example whether super expressway, if 8 grades of roads.8 grades of roads are inferior grade roads
Road, such as into inside specific community, from community/cell gate to the road on community interior building doorway, either
Pavement or blindmen road etc. can be defined as 8 grades of roads.
The type at crossing includes simple crossing and complex crossing.
Into line it is upper it is offline have unbundled attribute refer to that uplink is detached with downlink, in real road, on
Usually there is isolation strip, such as most of highway is all that uplink is detached with downlink between line and downlink
, the loop of Beijing area is also that uplink is detached with downlink.
In a preferred embodiment, the correction exported according to each correction rule in the correction rule model
Result further includes：
Regular B1 into line or exits line as 8 grades of roads, is not added with direct motion；As shown in figure 5, into line a and exit line b it
Between be low-angle, into=1, exit line=1, but since there are 8 grades of roads, interference can be formed to navigation, therefore need not add
Direct motion.
As shown in fig. 6, into>=1, line=2 are exited, it is identical into line a, the direction for exiting line b, that is, enter line a, exit
Angle between line b is also not added with direct motion between -30 °~30 °, this is different from first kind direct motion rule, in other words, the side of turning back
To not adding direct motion.Similar judgement is identical with this below.
Regular B2, the grade into line is 4 grades, 6 grades, and either 7 grades are exited line is 3 grades, 2 grades or 1 grade roads；
It it is 1 grade, 2 grades into line, it is 3 grades to exit line；
It it is 3 grades into line, it is 1 to exit line, is not added with direct motion；
And when being 1 grade or 2 grades into line and being that uplink is detached with downlink, it is not added with direct motion；
Regular B3, moves back number of outgoing>=2 and grade be 1 grade or 2 grades and when being that uplink is detached with downlink, be not added with suitable
Row；
Regular B4,4 grades, 6 grades or 7 grades bypasses are exited to outlet IC, are not added with direct motion；
Regular B5 is not added with direct motion when one has 3 and 3 or more to exit line and meet angle conditions into line；
As shown in Figure 10, into line >=1, exit line=3, meet two conditions：| angle ac |<70 °, | angle ad |<
70 °, there are corresponding 2D or 3D ideographs, and ideograph is then not added with any direction in the ideograph configuration file for being not added with direct motion
Direct motion.Otherwise, the direct motion in addition ab straight trips direction.
As shown in figure 11, into line>=1, line=4 are exited, two conditions are met, | angle ac |<70 °, and | angle ad
|<|70°|.There are corresponding 2D or 3D ideographs, and ideograph is then not added with any in the ideograph configuration file for being not added with direct motion
The direct motion in direction, otherwise, the direct motion in addition ab straight trips direction.
It is recognised that for entering line>=1, line is exited>=5 situation should be as equally handled in Figure 10 and Figure 11.
In a preferred embodiment, the correction exported according to each correction rule in the correction rule model
Result further includes：
Regular C1, specification special case situation：2D (high speed disagreement ideograph), 3D pattern figure numbers that direct motion cannot be added is independent
It is organized into a text document, 2D, 3D arrow number are not added with direct motion in configuration file；
Program can read this document in transfer process, if 2D, 3D pattern figure number in data have appeared in the configuration
It is then not added with direct motion in file, otherwise adds direct motion.
In particular it is required that judging according to pre-set " the high speed disagreement ideograph for being not added with direct motion is numbered " configuration file
Whether direct motion need not be added, including：If ideograph adds direct motion not in configuration file, if in configuration file
It is not added with.Such as ideograph number is 00215805 ideograph, although meeting the condition of addition direct motion according to ideograph number,
The shape for being its direction of keeping straight on is not straight trip, so being not added with direct motion.Operating personnel or program batch processing are usually all according to pattern
Two, the head of number is schemed to determine whether addition direct motion, refers to specific ideograph, so it is wrong to will appear left parting without going
The case where being added to direct motion of mistake, therefore, the judgement to pattern figure concrete shape is increased in the embodiment of the present invention, and not only
Dependent on the number of ideograph, direct motion mistake is avoided.
Regular C2 is exited to outlet IC, high speed and high speed connection JCT, high-speed service area SA or high speed from outlet IC and is stopped
Vehicle area PA's, it is exited to high speed and high speed connection JCT with high speed connection JCT at a high speed, is not added with direct motion；
As shown in figure 15, outlet IC is exited to outlet IC and is not added with direct motion, and outlet IC, which is exited to JCT, is not added with direct motion, at a high speed and
High speed connection JCT is exited to high speed and high speed connection JCT and is not added with direct motion.
Regular C3 exits to high speed, expressway around city from high-speed service area SA or high speed parking area PA, is not added with direct motion；
As shown in figure 23, high-speed service area SA is exited to this line-high speed, expressway around city, is not added with direct motion.
Regular C4 is exited from high speed and high speed connection JCT to high speed and high speed connection JCT, outlet IC, high-speed service area SA
Or high speed parking area PA, it is not added with direct motion；
And it exits to high speed service area SA, high speed parking area PA, go out from high-speed service area SA or high speed parking area PA
Mouth IC or high speed and high speed connection JCT, are not added with direct motion；
Regular C5, Gao Su expressway around city are exited to high speed service area SA/ high speeds parking area PA, are not added with direct motion；
As shown in figure 23, this line is exited to high speed service area SA/ high speeds parking area PA, is not added with direct motion；
Regular C6, into line, inlet point, there are direct motions, are not added with direct motion；
Regular C7, this line are exited to bypass, this line is exited to ring road, is not added with direct motion；
Regular C8, high speed expressway around city exit to outlet IC, be not added with direct motion；
Regular C9, Gao Su expressway around city are exited to high speed and high speed connection JCT, are not added with direct motion；
Regular C10, Gao Su expressway around city are exited to Gao Su expressway around city, if being between two Gao Su expressway around city
It is connected by high speed and high speed connection JCT, is not added with direct motion；
Regular C11, compound crossing into line or exit line as link in crossing, are not added with direct motion；
Regular C12, into line, exit line and be a link when, be not added with direct motion；
Regular C13 meets addition direct motion rule if there is two and two or more the lines that enter with line is exited, but extremely
Rare one is upper offline separation, is not added with direct motion；
Regular C14, as shown in figure 12, this line are exited to outlet IC, are not added with direct motion, and outlet IC is exited to high speed service area SA
It is not added with direct motion, high-speed service area SA, which is exited to this line, is not added with direct motion；
Regular C15, as shown in figure 13, as shown in figure 16, this line is exited to high speed and high speed connection JCT, is not added with direct motion；
Regular C16, as shown in figure 14, bypass are exited to outlet IC, are not added with direct motion；
Regular C17, as shown in figure 16, this line is exited to high speed and high speed connection JCT with high speed connection JCT/ at a high speed, and is had
At least two exit high speed and high speed connection JCT, are not added with direct motion；
Regular C18, as shown in figure 16, this line is exited to this line, and has at least two to exit this line, is not added with direct motion；
Regular C19, as shown in figure 16, this line is exited to outlet IC with high speed connection JCT/ outlet IC/ at a high speed, and is had at least
Two are exited outlet IC, are not added with direct motion.
As shown in fig. 7, into>1, line=1 is exited, line a and line b are that uplink is detached with downlink, into line c
Non- offline separation.
Line ab, line cb are low-angles, enter one between -30 °~30 ° and exit line b, therefore add in principle suitable
Row, but only addition cb direct motions no longer need to row voice prompt, ab is then not added with direct motion because it is uniquely to select to enter b from c.
If non-offline separation has a plurality of, judge whether with the angle to be judged for exiting line formation according to line is entered
It needs to add direct motion.
In a preferred embodiment, according to each correction rule output calibration result packet in the correction rule model
It includes：
High speed exports to the parting of ordinary road, and there are correction rule A1~A3：
As shown in figure 25, correction rule A1, it is left and right disagreement that two, which are exited line, and two are exited line and are not added with direct motion；
As shown in figure 26, correction rule A2 is not added with direct motion for left straight disagreement；
As shown in figure 27, correction rule A3, for right straight disagreement, straight trip disagreement is not added with direct motion.
In a preferred embodiment, also according to each correction rule output calibration result in the correction rule model
Including：
Regular E1 is exited to this line with high speed connection JCT add direct motion at a high speed, this line exits to this line and adds direct motion；Such as
Shown in Figure 17, JCT is exited to this line and is added direct motion, and as shown in figure 14, this line exits to this line and adds direct motion.
Regular E2 is exited to this line with high speed connection JCT add direct motion at a high speed, and outlet IC, which is exited to this line, adds direct motion；
As shown in figure 18, it is exited to this line with high speed connection JCT at a high speed and adds direct motion, outlet IC, which is exited to this line, adds direct motion.
Regular E3, bypass, which is exited to bypass, then to be judged according to angle to be judged, bypass exits to this line and adds direct motion, and IC is moved back
Go out to this line, adds direct motion；As shown in figure 19, bypass is exited to bypass, is judged according to angle to be judged, bypass is exited to this
Line adds direct motion；Outlet IC is exited to this line, adds direct motion.
And
Regular F1, export IC and two general road between：First general road and the second general road tandem array, and be connected
Place is connected with outlet IC, then exports IC and exit to the addition direct motion of general road, general road exits to general road and calls direct motion model root
Judge according to angle to be judged；
As shown in figure 19, as shown in figure 20, side line and this line are all general roads, and outlet IC is exited to general road, and addition is suitable
Row；
As shown in figure 21, side line and this line are all general roads, and general road is exited to general road, according to angle to be judged, if
There is straight trip, then adds the direct motion in straight trip direction.
Regular F2, export IC and two general road between：First general road is connected with the second general road tail tail, and is being connected
Place with outlet IC be connected, then export IC exit to general road calling direct motion model judged according to angle to be judged；
As shown in figure 22, two general roads, the first general road are connected with the second general road tail tail, outlet IC is exited to one
As road, judged according to angle to be judged.
Regular F3, between a general road and two outlet IC, the general road is by two outlet IC and two of general road
Joining place has been divided into first segment, second segment and third section：First outlet is connected first segment and second segment, second outlet linking second
Section and third section, then will appear general road and exit to the situation in general road, add first segment on general road, second segment and third section
The direct motion in the straight trip direction of this three sections formation.
Regular F4 does not consider that remaining enters line, obtains this root and enter line and exit if curved into line advance right-turn
Angle between line, and call direct motion model, by angle be used as described in angle to be judged judge；
Regular F5, bypass are exited to bypass, and direct motion model is called to be handled according to angle to be judged.Height can also be increased
The judgement of fast disagreement ideograph number.
As shown in figure 8, line a, line b is consistent with the attribute of line c, and selection is exhausted into line and the angle to be judged exited between line
To being worth small addition direct motion.Including：
Line a, line b attributes are consistent, and grade is higher than line c, and the line a for selecting attribute consistent, line b adds direct motion；Here attribute one
Cause refers to the attribute of addition on line, in this, as a kind of basis for estimation of auxiliary, such as upper offline unbundled attribute etc..
Line a, line b attributes are consistent, and grade is less than line c, and the high line c addition direct motions of grade are exited in selection；
Line a, line b, line c attributes are inconsistent, and the high addition direct motion of grade is exited in selection.
In Fig. 8, meet angle conditions to be judged if encountered, but attribute is inconsistent, then judges according to details
How direct motion is added.
As shown in figure 9, under interflow, shunting straight trip direction situation, if into line and exiting between line and meeting angle to be judged
It is both needed to addition direct motion, although this addition specification with base library there are inconsistent, is subject to this demand in direct motion model.
In a preferred embodiment, the correction exported according to each correction rule in the correction rule model
Result further includes：
Regular D1, into line to line is exited, there are voice guides, are not added with direct motion；
Regular D2, into line to exit line have forbid hand over limit or one direction can not exit, be not added with direct motion.
The technology provided using each embodiment, according to the order of judgement, first determines whether to accord in an application scenarios
Then close angle degree judges whether to meet the requirement of grade in rule definition etc., if still having two and two or more again
Exit line can not with above condition determine actually addition direct motion exit line to any item, then judged using slope, take slope
The minimum line that exits of value adds direct motion.
Navigation map is just added to direct motion on principle in the data conversion stage, by compiling, in actual driving
In, when having selected traffic route, will the extra voice guidance message of automatic shield and graphical information, avoid extra voice
Or the interference of figure.
Using the technology provided, filtered out using angle, length parameter between intersection mounting link eligible
Link；It is filtered out using slope calculating comparative approach between intersection mounting link while meeting multiple of above-mentioned condition
One in part；Judge whether the algorithm of addition direct motion using high speed disagreement ideograph and 3D ideographs；Gone out using summary and induction
Need to add direct motion and the principle of direct motion need not be added；The specially treated side of complex model and manual work direct motion over the years
Method；Navigation map datum and vehicle control system obtain the direct motion information on traveling road, to extra language on map
Sound or figure are shielded.
The embodiment of the present invention provides a kind of navigation device adding direct motion for navigation map, including：
Parameter acquiring unit enters line and exits the angle gradient of line for determining, line grade, the attribute at crossing and point
Discrimination；
Direct motion model unit, for finding corresponding first kind direct motion rule in direct motion model according to the angle gradient
Then, the first kind direct motion rule decides whether to add direct motion according to angle gradient, and the direct motion can shield in navigation information
Prompt message；
Unit is corrected, for according to the line grade, the attribute and disagreement at crossing to carry out school to first kind direct motion rule
Just, deleted in correction course it is added in navigation information do not meet the line grade, the attribute at crossing and disagreement it is suitable
Row.
In a preferred embodiment, direct motion model unit includes：
Angle module, for when can find into the extended line of line and formed between exiting line when judging angle,
Whether meet direct motion threshold value low-angle, the angle to be judged according to angle to be judged described in first kind direct motion rule judgement
Meet the direct motion threshold value low-angle needs addition direct motion.
In a preferred embodiment, correction unit includes：
Execution module is corrected, for finding correction rule model, by the line grade, the attribute and disagreement at crossing are as school
Positive parameter inputs the correction rule model, according to each correction rule output calibration result in the correction rule model；
The line grade includes level-one~eight grade, wherein three-level~seven grade are general roads；
The attribute at the crossing and the crossing in disagreement include single intersection, compound crossing, and into line and to exit line respective
Quantity, wherein only there are one crosspoint, compound crossing includes two or more crosspoints and has by line single intersection；
The attribute and the attribute in disagreement at the crossing include this line, and bypass connects at a high speed JCT with high speed, and high speed is stopped
Area SA, high speed parking area PA, ring road turn left in advance, advance right-turn, export IC, and uplink is detached with downlink；
The attribute at the crossing and the disagreement in disagreement include left and right disagreement, left straight disagreement and right straight disagreement；
The correction parameter further includes：Voice guide and traffic limitation.
It is using the advantage after this programme：The principle of direct motion and each rule are devised, these principles and rule can
Applied to database platform and Windows, the prompt of navigator extra voice and figure is shielded, cross-platform behaviour is met
It is required, direct motion is assigned instead of Denso, making tax direct motion no longer becomes the bottleneck that product is produced, and meets the requirement quickly produced, root
The actual effect factually trampled shows that the efficiency for assigning direct motion improves 97%, and whole product efficiency improves 40%, production cycle
Conversion in 3 days-wherein 2 days was shortened to by original 5 days to check for 1 day；At eliminating product later stage artificial special modification direct motion and criticizing
Reason deletes the links such as 3 dimension direct motions of direct motion and addition left-hand rotation in advance, is all realized automatically by program, annual to save cost of labor 144
Man day.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (13)
1. a kind of method for adding direct motion for navigation map, is applied to navigation device, which is characterized in that method includes：
It determines and enters line and exit the angle gradient of line, line grade, the attribute and disagreement at crossing, the attribute includes this line, auxiliary
Road, high speed and high speed link road JCT, high-speed service area SA, high speed parking area PA, ring road, in advance left-hand rotation, advance right-turn, outlet
IC, uplink are detached with downlink, and the disagreement includes left and right disagreement, left straight disagreement and right straight disagreement；
Corresponding first kind direct motion rule, the first kind direct motion rule root are found in direct motion model according to the angle gradient
Decide whether to add direct motion according to angle gradient, the direct motion can shield the prompt message in navigation information；
According to the line grade, the attribute and disagreement at crossing are corrected first kind direct motion rule, are deleted in correction course
It is added in navigation information not meet the line grade, the attribute at crossing and the direct motion of disagreement.
2. according to the method described in claim 1, it is characterized in that, finding correspondence in direct motion model according to the angle gradient
First kind direct motion rule include：
When can find into the extended line of line and formed between exiting line when judging angle, according to the first kind direct motion
Whether angle to be judged meets direct motion threshold value low-angle described in rule judgement, and it is small that the angle to be judged meets the direct motion threshold value
Angle needs addition direct motion.
3. according to the method described in claim 2, it is characterized in that, waiting judging according to described in first kind direct motion rule judgement
Whether angle meets direct motion threshold value low-angle：
The direct motion threshold value low-angle is spent between -30 between 30 degree.
4. according to the method described in claim 1, it is characterized in that, finding correspondence in direct motion model according to the angle gradient
First kind direct motion rule further include：
At compound crossing, the first slope into line can be found, and enters the terminal of line and exits the starting point institute of line
When the second slope formed, the absolute value of the difference of the first slope and the second slope is judged according to the first kind direct motion rule
It needs to add direct motion when less than slope threshold value.
5. according to the method described in claim 1, it is characterized in that, according to the line grade, the attribute and disagreement at crossing, to
A kind of direct motion rule be corrected including：
Correction rule model is found, by the line grade, the attribute and disagreement at crossing input the corrective gauge as correction parameter
Then model, according to each correction rule output calibration result in the correction rule model；
The line grade includes level-one~eight grade, wherein three-level~seven grade are general roads；
The attribute at the crossing and the crossing in disagreement include single intersection, compound crossing, into line and exit the respective quantity of line,
Wherein, only there are one crosspoint, compound crossing includes two or more crosspoints and has by line single intersection；
The correction parameter further includes：Voice guide and traffic limitation.
6. according to the method described in claim 5, it is characterized in that, according to each correction rule in the correction rule model
Output calibration result includes：
Regular B1 into line or exits line as 8 grades of roads, is not added with direct motion；
Regular B2, the grade into line is 4 grades, 6 grades, and either 7 grades are exited line is 3 grades, 2 grades or 1 grade roads；It is 1 into line
Grade, 2 grades, exit line be 3 grades；And into line be 3 grades, exit line be 1, be not added with direct motion；
Regular B3 is not added with direct motion when being 1 grade or 2 grades into line and being that uplink is detached with downlink；
Move back number of outgoing>=2 and grade be 1 grade or 2 grades and when being that uplink is detached with downlink, be not added with direct motion；
Regular B4,4 grades, 6 grades or 7 grades bypasses are exited to outlet IC, are not added with direct motion；
Regular B5 is not added with direct motion when one has 3 and 3 or more to exit line into line.
7. according to the method described in claim 5, it is characterized in that, according to each correction rule in the correction rule model
Output calibration result further includes：
Regular C1, specification special case situation：It will cannot add the two dimension of direct motion in advance, the arrow number of three dimensional pattern is organized in one and matches
It sets in file, if encountering two-dimentional, three dimensional pattern arrow number in the configuration file, is not added with direct motion；
Regular C2 is exited from outlet IC to outlet IC, high speed and high speed connection JCT, high-speed service area SA or high speed parking area
PA's, it is not added with direct motion；
Regular C3 exits to high speed, expressway around city from high-speed service area or high speed parking area, is not added with direct motion；
From high-speed service area, either high speed parking area is exited to high speed service area, high speed parking area, outlet IC or high speed and height
Speed connection JCT, is not added with direct motion；
Regular C4, from high speed and high speed connection JCT exit to high speed and high speed connection JCT, outlet IC, high-speed service area SA or
High speed parking area PA, is not added with direct motion；
Regular C5, into line, inlet point, there are direct motions, are not added with direct motion；
Regular C6, this line are exited to bypass, this line is exited to ring road, is not added with direct motion；
Regular C7, high speed expressway around city exit to outlet IC, be not added with direct motion；
Regular C8, Gao Su expressway around city are exited to high speed and high speed connection JCT, are not added with direct motion；
Regular C9, Gao Su expressway around city are exited to high speed service area SA/ high speeds parking area PA, are not added with direct motion；
Regular C10, Gao Su expressway around city are exited to Gao Su expressway around city, if being by height between two Gao Su expressway around city
What speed and high speed connection JCT were connected, it is not added with direct motion；
Regular C11, compound crossing into line or exit line as link in crossing, are not added with direct motion；
Regular C12, into line, exit line and be a link when, be not added with direct motion；
Regular C13 meets addition direct motion rule if there is two and two or more the lines that enter with line is exited, but at least
One is upper offline separation, is not added with direct motion；
Regular C14, this line are exited to outlet IC, are not added with direct motion, and outlet IC is exited to high speed service area SA and is not added with direct motion, and high speed takes
Business area SA, which is exited to this line, is not added with direct motion；
Regular C15, this line exit to high speed and high speed connection JCT and are not added with direct motion；
Regular C16, bypass exit to outlet IC and are not added with direct motion；
Regular C17, outlet IC are exited to outlet IC and are not added with direct motion, and outlet IC is exited to high speed and high speed connection JCT and is not added with direct motion；
Regular C18, this line is exited to high speed and high speed connection JCT with high speed connection JCT/ at a high speed, and has at least two to exit height
Speed and high speed connection JCT, are not added with direct motion；
Regular C19, this line are exited to this line, and have at least two to exit this line, are not added with direct motion；
Regular C20, this line is exited to outlet IC with high speed connection JCT/ outlet IC/ at a high speed, and has at least two to exit outlet IC,
It is not added with direct motion.
8. according to the method described in claim 5, it is characterized in that, according to each correction rule in the correction rule model
Output calibration result includes：
There are correction rule A1~A3 to the parting of ordinary road by high speed outlet IC：
Correction rule A1, it is left and right disagreement that two, which are exited line, and two are exited line and are not added with direct motion；
Correction rule A2 is not added with direct motion for left straight disagreement；
Correction rule A3, for right straight disagreement, straight trip disagreement is not added with direct motion.
9. according to the method described in claim 5, it is characterized in that, according to each correction rule in the correction rule model
Output calibration result further includes：
Regular D1, into line to line is exited, there are voice guides, are not added with direct motion；
Regular D2, into line to exit line have forbid hand over limit or one direction can not exit, be not added with direct motion.
10. according to the method described in claim 5, it is characterized in that, further including：
Corresponding second class direct motion rule is found in direct motion model according to the angle gradient, the second class direct motion rule is held
Line discipline E1~E3, and rule F1~F5：
Regular E1 is exited to this line with high speed connection JCT add direct motion at a high speed, this line exits to this line and adds direct motion；
Regular E2 is exited to this line with high speed connection JCT add direct motion at a high speed, and outlet IC, which is exited to this line, adds direct motion；
Regular E3, bypass, which is exited to bypass, then to be judged according to angle, and bypass exits to this line and adds direct motion, and IC is exited to this line,
Add direct motion；
And
Regular F1, export IC and two general road between：First general road and the second general road tandem array, and joining place with
IC linkings are exported, then exports IC and exits to general road and add direct motion, general road, which is exited to general road, calls direct motion model according to waiting for
Judge that angle judges；
Regular F2, export IC and two general road between：First general road is connected with the second general road tail tail, and joining place with
Export IC linking, then export IC exit to general road call direct motion model judged according to angle to be judged；
Regular F3, between a general road and two outlet IC, which is connected by two outlet IC with two of general road
Punishment is for first segment, second segment and third section：The head of first outlet is connected general road, and the tail portion linking of second outlet is general
Road, then general road exit added to general road first segment on general road, second segment and third section straight trip direction direct motion；
Regular F4, if curved into line advance right-turn, do not consider remaining enter line, obtain this root enter line and exit line it
Between angle, and call direct motion model, by angle be used as described in angle to be judged judge；
Regular F5, bypass are exited to bypass, and the direct motion model is called to be handled according to angle to be judged.
11. a kind of navigation device adding direct motion for navigation map, which is characterized in that including：
Parameter acquiring unit, for determining the angle gradient for entering line and exiting line, line grade, the attribute and disagreement at crossing, institute
It includes this line, bypass, high speed and high speed link road JCT, high-speed service area SA, high speed parking area PA, ring road, in advance a left side to state attribute
Turn, advance right-turn, outlet IC, uplink are detached with downlink, the disagreement includes left and right disagreement, left straight disagreement and straight point right
Discrimination；
Direct motion model unit, for finding corresponding first kind direct motion rule, institute in direct motion model according to the angle gradient
It states first kind direct motion rule to be decided whether to add direct motion according to angle gradient, the direct motion can shield the prompt in navigation information
Information；
Unit is corrected, is used for according to the line grade, the attribute and disagreement at crossing are corrected first kind direct motion rule,
It is deleted in correction course and added in navigation information does not meet the line grade, the attribute at crossing and the direct motion of disagreement.
12. navigation device according to claim 11, which is characterized in that direct motion model unit includes：
Angle module, for when can find into the extended line of line and formed between exiting line when judging angle, according to
Whether angle to be judged meets direct motion threshold value low-angle described in the first kind direct motion rule judgement, and the angle to be judged meets
The direct motion threshold value low-angle needs addition direct motion.
13. navigation device according to claim 11, which is characterized in that correcting unit includes：
Execution module is corrected, for finding correction rule model, by the line grade, the attribute and disagreement at crossing are joined as correction
Number inputs the correction rule model, according to each correction rule output calibration result in the correction rule model；
The line grade includes level-one~eight grade, wherein three-level~seven grade are general roads；
The attribute at the crossing and the crossing in disagreement include single intersection, compound crossing, into line and exit the respective quantity of line,
Wherein, only there are one crosspoint, compound crossing includes two or more crosspoints and has by line single intersection；
The correction parameter further includes：Voice guide and traffic limitation.
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| CN110836674A (en) * | 2018-08-17 | 2020-02-25 | 腾讯大地通途（北京）科技有限公司 | Method, device, machine equipment and storage medium for prompting intersection in route navigation |
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