CN111005274A - Automatic generation method, system and storage medium for traffic organization of road plane intersection - Google Patents
Automatic generation method, system and storage medium for traffic organization of road plane intersection Download PDFInfo
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- CN111005274A CN111005274A CN201911357122.5A CN201911357122A CN111005274A CN 111005274 A CN111005274 A CN 111005274A CN 201911357122 A CN201911357122 A CN 201911357122A CN 111005274 A CN111005274 A CN 111005274A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
- E01C1/02—Crossings, junctions or interconnections between roads on the same level
Abstract
The invention discloses a road plane intersection traffic organization automatic generation method, a system and a storage medium, wherein the method comprises the following steps: determining a road junction point and a road junction position, and acquiring road information and space data connected with the road junction; determining the type of the intersection according to the intersection points and the acquired road information; determining a road side line of a road, and acquiring an intersection control point and a road section control point of the intersection; generating an intersection area and a road section surface according to the intersection control points and the road section control points; and generating lanes according to the road information and the road section surface, and generating road marking lines according to the lane conditions. According to the characteristics of the urban road intersection, the intersection point, the intersection control point and the road section control point are abstracted. And automatically generating traffic organization of the intersection by combining the coordinates of the control points and the road information data. The method greatly improves the electronization efficiency of the intersection marking, and effectively improves the efficiency and the precision of the intersection editing. The invention can be widely applied to the technical field of traffic engineering.
Description
Technical Field
The invention relates to the technical field of traffic engineering, in particular to a method and a system for automatically generating traffic organization at a road intersection and a storage medium.
Background
With the development of 5G technology, Internet of things, big data, artificial intelligence and unmanned technology, the situation of road traffic facility data is particularly urgent in the field of intelligent traffic, but the road traffic facility data is complex and various, and the marking data can be timely and accurate only through accurate measurement of field and correct manufacture of field. The field acquisition technology is rapidly developed at present, and the precision is greatly improved. Although intelligent identification is available, the white marked lines on the road surface can be identified, but the white marked lines are only identified in a geometric sense, and corresponding traffic semantics are not given; in addition, certain errors exist in identification, and particularly, the marks at the intersections have various types and different expressions, so that the identification is difficult and the manual production is complicated.
At present, the design generation aiming at the road traffic plane intersection is basically schematic, and is far from the actual plane intersection shape and marking line position. Although the general shape of a plane crossing, widening, channeling traffic tissue, may be illustrated, no practical calculations and analysis can be made thereon, e.g., the length of the widening, the location of the stop line, etc. Different types of markings have different meanings in the traffic field, and in national standards and related specifications, different types of markings have different attribute thresholds, and the illustrative intersection data does not reflect these differences. Therefore, the existing plane intersection generation method has the problems that the detailed organization is inconsistent with the real plane intersection in the manufacturing process, the difference between the calculation unit parameters and the actual intersection is large, and the manufacturing process is complex and easy to be wrong.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide an accurate automatic generation method, system and storage medium for traffic organization at a road intersection.
The invention provides an automatic generation method of traffic organization of a road intersection, which comprises the following steps:
determining a road junction point and a road junction position, and acquiring road information and space data connected with the road junction;
determining the type of the intersection according to the intersection points and the acquired road information;
determining a road side line of a road, and acquiring an intersection control point and a road section control point of the intersection;
generating an intersection area and a road section surface according to the intersection control points and the road section control points;
and generating lanes according to the road information and the road section surface, and generating road marking lines according to the lane conditions.
Further, the step of determining a road edge of the road and acquiring an intersection control point and a road section control point of the intersection comprises the following steps:
acquiring the width of a lane according to the number of lanes at an entrance lane, the number of lanes at an exit lane and the number of non-motor vehicles of a road section;
determining a parking sight distance according to the speed specified by the road, acquiring a sight distance triangle between adjacent roads, and determining the position of a stop line in the direction of a road section entrance road through the sight distance triangle;
acquiring an intersection control point, wherein the intersection control point is an intersection point of a stop line and an extension line thereof and a road side line;
and acquiring a road section control point according to the position of the stop line of the entrance road and the center line of the road.
Further, the step of generating lanes according to the road information and the road section surface and generating road marks according to the lane conditions comprises the following steps:
generating an entrance lane surface according to the entrance lane width and the number of lanes of the road section;
generating an entrance lane dividing line according to the lane surface boundary;
generating an exit lane dividing line according to the width of an exit lane of the road section and the number of lanes;
generating a stop line according to the position of the stop line and the lane surface of the entrance lane;
and determining the road section as a primary street crossing or a secondary street crossing according to the width of the road, and generating a zebra crossing by combining the position of the stop line and the center line of the road, wherein the center line of the road is obtained through road information.
Further, the step of determining the road section as a primary street crossing or a secondary street crossing according to the road width, and generating the zebra crossing by combining the stop line position and the road center line, wherein the road center line is obtained through the road information, further comprises the following steps:
and determining the road section as a secondary street crossing road section, and arranging a safety island at the intersection of the zebra crossing and the central line of the road or at the intersection of the zebra crossing and the boundary of the opposite traffic lane.
Further, the step of generating a lane according to the road information and the road section surface and generating a road marking according to the lane condition further comprises the following steps:
determining road widening through the widening gradient section length and the widening section length;
the stretched gradient length is represented as:
Ld＝v2w/155 (v<＝60km/h)
Ld＝0.625*vw (v>60km/h)
wherein L isdRepresenting the length of the widening gradient section, v representing the designed driving speed (km/h), and w representing the width (m) of the road change;
the dwell segment length is represented as:
Ls＝10N
wherein L issIndicating the length of the widening section, and N indicating the average number of vehicles in queue for left turning or right turning in each signal period in a preset time period.
Further, the step of generating a lane according to the road information and the road section surface and generating a road marking according to the lane condition further comprises the following steps:
generating a right-turn channelized lane and a channelized island according to the right-turn channelized condition of the road, and determining the minimum radius of the channelized lane line according to the speed;
and determining a left-turn waiting area according to the setting conditions of the left-turn special lane and the left-turn special signal, and generating a left-turn waiting area line.
Further, the step of generating a lane according to the road information and the road section surface and generating a road marking according to the lane condition further comprises the following steps:
generating guide arrows according to the functions of the lanes, wherein the guide arrows comprise left-turning, straight-going, right-turning, left-straight, right-straight, left-right, left-straight and right-left arrows.
The invention also provides an automatic generation system of traffic organization of the road intersection, which comprises the following steps:
at least one processor;
at least one memory for storing at least one program;
when the at least one program is executed by the at least one processor, the at least one program causes the at least one processor to implement a method for automatically generating road intersection traffic organization as described above.
The invention also provides an automatic generation system of traffic organization of the road intersection, which comprises the following steps:
the intersection point information module is used for determining intersection points and intersection positions and acquiring road information and space data connected with the intersections;
the intersection type module is used for determining the type of the intersection according to the intersection points and the acquired road information;
the control point module is used for determining a road side line of a road and acquiring an intersection control point and a road section control point of the intersection;
the intersection area module is used for generating an intersection area and a road section surface according to the intersection control points and the road section control points;
and the lane and marking module is used for generating lanes according to the road information and the road section surface and generating road markings according to the lane conditions.
The present invention also proposes a storage medium having stored therein processor-executable instructions for performing a method of automatically generating road intersection traffic organization as described above when executed by a processor.
One or more of the above-described embodiments of the present invention have the following advantages: according to the characteristics of the urban road intersection, the intersection point, the intersection control point and the road section control point are abstracted. And automatically generating traffic organization of the intersection by combining the coordinates of the control points and the road information data. The invention generates the intersection according to the control points, thereby greatly improving the electronization efficiency of the intersection marking, being convenient to edit the intersection quickly through the control points, effectively improving the efficiency and the precision of the intersection editing, and meeting the high-precision requirement of marking surveying and mapping while ensuring the space geometric relationship among the road traffic markings.
Drawings
FIG. 1 is a flow chart of an automatic generation method of traffic organization at a road intersection according to the present invention;
FIG. 2 is a schematic diagram of the generated results of determining intersection points and intersection locations;
FIG. 3 is a schematic diagram of the results of the determination of the type of intersection;
FIG. 4 is a schematic diagram of the generation result of acquiring intersection control points and section control points of the intersection;
FIG. 5 is a schematic diagram of the generation of intersection regions and road segment faces;
FIG. 6 is a schematic diagram of the result of generating lanes of an entrance lane and an exit lane, and a stop line;
FIG. 7 is a schematic diagram of the results of generating left turn staging areas and right turn canalization;
FIG. 8 is a diagram illustrating the results of generating a leading arrow;
FIG. 9 is a schematic diagram of the results of the generation of zebra crossings and secondary street crossing islands;
FIG. 10 is a schematic diagram of the results of generating a road widening;
fig. 11 is a schematic structural diagram of an automatic traffic organization generation system for a road intersection according to the present invention.
Detailed Description
The technical scheme of the invention is described in detail in the following with reference to the accompanying drawings.
Referring to fig. 1, an automatic generation method of traffic organization at a road intersection includes the following steps:
s1: determining a road junction point and a road junction position, and acquiring road information and space data connected with the road junction;
s2: determining the type of the intersection according to the intersection points and the acquired road information;
s3: determining a road side line of a road, and acquiring an intersection control point and a road section control point of the intersection;
s4: generating an intersection area and a road section surface according to the intersection control points and the road section control points;
s5: and generating lanes according to the road information and the road section surface, and generating road marking lines according to the lane conditions.
Referring to fig. 2, in the embodiment of generating traffic organization of an orthogonal intersection, in step S1, determining a road junction point and a position of the road junction, and acquiring road information and spatial data connected to the road junction, a road junction point C is selected and its position is determined, and road segments connected to the road junction are searched for in urban road network data, and information and spatial data of roads R1 to R4 are acquired.
Referring to fig. 3, in the step of determining the type of the intersection based on the intersection point and the acquired road information, an azimuth a having the intersection point C as a vertex and a due north direction is calculated based on the intersection point and the acquired road information, respectively, at step S21～An. Determining the shape of the intersection according to the included angle between roads, wherein in the embodiment A1Angle 0 degree, A2Angle is 90 degrees, A3Angle 180 degrees, A4The angle is 270 degrees, and the intersection shape is judged to be an orthogonal intersection according to the azimuth angle.
Referring to fig. 4, in the step of determining a road edge of a road, acquiring an intersection control point and a link control point of the intersection, at step S3, calculating a width of a lane according to the number of entrance lanes and the number of exit lanes of a link connected at the intersection, and whether there is a non-motor lane; determining a sight distance triangle between two adjacent roads (which are sequenced clockwise from the north) according to the speed specified by the grade of the road to correspond to the parking sight distance, thereby determining the position of a stop line in the direction of a road entrance; and the intersection point generated by the stop line and the extension line thereof and the road side line is the intersection control point. In this embodiment, P in the figure11，P10，P21，P20，P31，P30，P41，P40Namely the intersection control point of the intersection. Wherein, the calculation of the parking sight distance is shown in table 1:
TABLE 1
| Crossing executive vehicle design speed (km/h) | 60 | 50 | 45 | 40 | 35 | 30 | 25 | 20 | 15 | 10 |
| Safe parking sight distance Ss (m) | 75 | 60 | 50 | 40 | 35 | 30 | 25 | 20 | 15 | 10 |
And (3) from the position of the stop line of the entrance road to the position of 100 meters along the traffic flow direction, making a vertical line perpendicular to the center of the road, wherein the intersection point of the vertical line and the direction of the entrance road and the intersection point of the vertical line and the direction of the exit road are the road section control points of the road. In this embodiment, C10，C11，P11，P10Namely the road R1The link control point of (1).
Referring to fig. 5, in step S4, in the step of generating the intersection region and the link surface according to the intersection control point and the link control point, a quadratic bezier curve is used as a connection line between adjacent links from the intersection control point in the exit road direction of the current link to the intersection control point in the entrance road direction of the next link. The same road section is connected by the control point in the direction of the inlet channel and the control point in the direction of the outlet channel in a straight line; therefore, the control points of the road sections connected with the road junctions are sequentially connected to form the road junction area. As shown in FIG. 5, the intersection area is P in this embodiment10，P11，P20，P21，P30，P31，P40，P41The enclosed area.
And sequentially connecting the control points of the road clockwise to obtain the road section surface of the road section. As shown in FIG. 5, in the present embodiment, R1The road surface of the road section is C10，C11，P11，P10The enclosed areas are connected in sequence.
In step S5, a lane is generated based on the road information and the road segment surface, and a road marking is generated based on the lane condition, where the generated lane and marking include road traffic organization such as lane lines, left-turn waiting lane lines, right-turn channelized lanes, guide arrows, zebra stripes, safety islands, and road widening.
Referring to fig. 6, lane lines are generated, wherein the driving direction is aligned with the driving direction as a lane change prohibition dividing line and the dotted line as a lane change changeable dividing line.
According to the lane width and the number of lanes in the entrance direction of the road section, lane surfaces in the entrance direction are generated, and the lanes are sorted, as shown in fig. 6, from the center lineSequentially sorting outwards from 0, and the road R1The division line of the entrance lane is IL10，IL11，IL12Road R2The exit lane dividing line is OL10，OL11，OL12。
And generating a stop-line based on the position of the stop-line and the position of the entrance lane.
Referring to fig. 7, a left turn waiting area is generated according to whether a road has the left turn waiting area. The left-turning to-be-turned area lines are two parallel white dotted lines with slight arc shapes, and stop lines are generated at the front ends of the left-turning to-be-turned area lines. The left-turn waiting lane is used when a left-turn special signal is set and a left-turn special lane is opened, is arranged at the front end of the left-turn special lane and extends into the intersection, but does not hinder the normal running of the opposite straight-going vehicles. The distance from the stop line of the left-turn waiting zone line to the side line of the opposite straight lane is more than 1 meter.
A right-turn channelized lane is generated according to whether the road has right-turn channelization, and if a channelized lane exists, a channelized island should also be generated. The minimum radius of the section lane line should be determined according to the speed, and the specific determination method is shown in table 2:
TABLE 2
| Right turn design speed (km/h) | 30 | 25 | 20 | 15 |
| Recommended radius (m) | 25 | 20 | 15 | 10 |
Referring to fig. 8, according to the function of the lane, corresponding guide arrows are generated for the lane, and the arrows include left-turn, straight-going, right-turn, left-straight, right-straight, left-right, left-straight, right-left, etc.
Wherein, a group of guide arrows are generated in the guide lane at a position 3-5 meters away from the stop line at the guide arrow of the intersection entrance lane; generating a group of guide arrows at the initial positions of the guide lanes, wherein the initial ends of the group of guide arrows are flush with the initial ends of the guide lane lines; a third set of guide arrows should also be generated at 30-50 meter intervals from the first set of arrows.
Wherein, in the left turn waiting area, a guide arrow is also arranged. Respectively arranging a group of guide arrows at the starting position of the left-turning to-be-turned area and in front of the stop line, and if the left-turning to-be-turned area is longer, repeatedly arranging the guide arrows in the middle of the area; if the left turn waiting area is short, as shown in fig. 8, only one set of guide arrows may be provided.
Referring to fig. 9, the location where the zebra crossing is generated should be between the stop line and the intersection point, 2 meters from the stop line. The width of the stop line is 3 meters at least, and an integer k meters can be added according to the situation, so that the distance between the middle line of the zebra crossing and the stop line is 3.5+ k/2 meters. As shown in fig. 9, the zebra crossing is generally perpendicular to the center line of the road, and in a special case, the included angle between the zebra crossing and the center line is not preferably less than 60 degrees (or more than 120 degrees), and the stripes are parallel to the center line of the road. The zebra crossing needs to be generated according to the width of the road, and whether the road section is crossed once or twice is determined. In this embodiment, the road surface width is greater than 30 m, which is the case of a secondary street crossing. I.e. it is necessary to provide a safety island on the central dividing strip or on the zebra crossing at the border of the oncoming roadway. As shown in fig. 9, the length of the security island is greater than or equal to the width of the zebra crossing, and the width of the security island is greater than or equal to the width of the central separation strip.
Referring to FIG. 10, road widening is by a widening transitionThe length and the length of the widening section are determined, and the length of the widening section is LdThe length of the widening section is Ls。
The stretched gradient length is represented as:
Ld＝v2w/155 (v<＝60km/h)
Ld＝0.625*vw (v>60km/h)
wherein L isdRepresenting the length of the widening gradient section, v representing the designed driving speed (km/h), and w representing the width (m) of the road change;
the dwell segment length is represented as:
Ls＝10N
wherein L issIndicating the length of the stretch segment, and N indicating the average number of vehicles queued for a left or right turn per signal period during a preset time period. Generally, the preset time period is a peak time period of road traffic.
Wherein the widening is divided into inlet channel left widening, inlet channel right widening and outlet channel widening. The left widening of the entrance lane represents that the lane is widened on the left side of the traffic flow direction of the entrance lane; the widened right side of the entrance lane indicates that the lane is widened on the right side of the traffic flow direction of the entrance lane, and the widened stop line positions of the two entrance lanes are the same as the stop line position of the entrance lane. The widening length of the outlet channel is calculated from the end point of the right turning curve to the downstream direction, the length is 60-80 m, and the requirement of a sight distance triangle is met.
The invention also provides an automatic generation system of the traffic organization of the road plane intersection, which is used for realizing the automatic generation method of the traffic organization of the road plane intersection and comprises the following steps:
at least one processor;
at least one memory for storing at least one program;
when the at least one program is executed by the at least one processor, the at least one program causes the at least one processor to implement a method for automatically generating road intersection traffic organization as described above.
Referring to fig. 11, in order to implement the method for automatically generating traffic organization at a road intersection, the present invention further provides an automatic generation system for traffic organization at a road intersection, including:
the intersection point information module is used for determining intersection points and intersection positions and acquiring road information and space data connected with the intersections;
the intersection type module is used for determining the type of the intersection according to the intersection points and the acquired road information;
the control point module is used for determining a road side line of a road and acquiring an intersection control point and a road section control point of the intersection;
the intersection area module is used for generating an intersection area and a road section surface according to the intersection control points and the road section control points;
and the lane and marking module is used for generating lanes according to the road information and the road section surface and generating road markings according to the lane conditions.
The present invention also proposes a storage medium having stored therein processor-executable instructions for performing a method of automatically generating road intersection traffic organization as described above when executed by a processor.
In summary, compared with the prior art, the invention has the following advantages:
(1) according to the characteristics of the urban road intersection, the intersection point, the intersection control point and the road section control point are abstracted. And the coordinates of the control points and the road information data are combined to automatically generate the traffic organization of the intersection, so that the electronization efficiency of the intersection marking is greatly improved.
(2) The invention adopts the control point to control the traffic organization of the road intersection, and can conveniently and rapidly edit the shape of the local marking line of the intersection through the control point. Under the condition of meeting the marking surveying and mapping precision, the speed and the efficiency of fine intersection editing are effectively improved. And the space geometric topological relation and the logic relation among the road traffic sign lines are ensured.
(3) The invention calculates the control points according to the grade of the road, generates the intersection through the real electronic map data, and ensures the consistency of the marking condition and the actual condition of the generated intersection.
(4) According to the invention, the connection line between the intersection control point in the direction of the exit channel and the intersection control point in the direction of the next section entrance channel adopts the quadratic Bezier curve, so that the practical situation is better met, and the consistency of the marking condition and the practical situation is improved.
(5) In the process of generating the intersection control points, the positions of the control points are limited through the parking sight distance, and the reasonability of the generated intersection traffic organization is improved.
(6) The invention provides an intersection widening line generation method for coping with the appearance of a widening lane at an intersection, and provides a reference thought for generating road widening.
The step numbers in the above method embodiments are set for convenience of illustration only, the order between the steps is not limited at all, and the execution order of each step in the embodiments can be adapted according to the understanding of those skilled in the art.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An automatic generation method for traffic organization at a road intersection is characterized by comprising the following steps:
determining a road junction point and a road junction position, and acquiring road information and space data connected with the road junction;
determining the type of the intersection according to the intersection points and the acquired road information;
determining a road side line of a road, and acquiring an intersection control point and a road section control point of the intersection;
generating an intersection area and a road section surface according to the intersection control points and the road section control points;
and generating lanes according to the road information and the road section surface, and generating road marking lines according to the lane conditions.
2. The method for automatically generating the traffic organization at the intersection of the road and the plane according to claim 1, is characterized in that: the step of determining the road side line of the road and acquiring the intersection control point and the road section control point of the intersection comprises the following steps:
acquiring the width of a lane according to the number of lanes at an entrance lane, the number of lanes at an exit lane and the number of non-motor vehicles of a road section;
determining a parking sight distance according to the speed specified by the road, acquiring a sight distance triangle between adjacent roads, and determining the position of a stop line in the direction of a road section entrance road through the sight distance triangle;
acquiring an intersection control point, wherein the intersection control point is an intersection point of a stop line and an extension line thereof and a road side line;
and acquiring a road section control point according to the position of the stop line of the entrance road and the center line of the road.
3. The method for automatically generating the traffic organization at the intersection of the road and the plane according to claim 2, is characterized in that: the step of generating the lane according to the road information and the road section surface and generating the road marking according to the lane condition comprises the following steps:
generating an entrance lane surface according to the entrance lane width and the number of lanes of the road section;
generating an entrance lane dividing line according to the lane surface boundary;
generating an exit lane dividing line according to the width of an exit lane of the road section and the number of lanes;
generating a stop line according to the position of the stop line and the lane surface of the entrance lane;
and determining the road section as a primary street crossing or a secondary street crossing according to the width of the road, and generating a zebra crossing by combining the position of the stop line and the center line of the road, wherein the center line of the road is obtained through road information.
4. The method for automatically generating the traffic organization at the intersection of the road according to claim 3, characterized by comprising the following steps: the method comprises the steps of determining a road section as a primary street crossing or a secondary street crossing according to the width of a road, generating a zebra crossing by combining the position of a stop line and a road center line, wherein the road center line is obtained through road information, and further comprises the following steps:
and determining the road section as a secondary street crossing road section, and arranging a safety island at the intersection of the zebra crossing and the central line of the road or at the intersection of the zebra crossing and the boundary of the opposite traffic lane.
5. The method for automatically generating the traffic organization at the intersection of the road and the plane according to claim 1, is characterized in that: the step of generating the lane according to the road information and the road section surface and generating the road marking according to the lane condition further comprises the following steps:
determining road widening through the widening gradient section length and the widening section length;
the stretched gradient length is represented as:
Ld＝v2w/155 (v<＝60km/h)
Ld＝0.625*vw (v>60km/h)
wherein L isdRepresenting the length of the widening gradient section, v representing the designed driving speed (km/h), and w representing the width (m) of the road change;
the dwell segment length is represented as:
Ls＝10N
wherein L issIndicating the length of the widening section, and N indicating the average number of vehicles in queue for left turning or right turning in each signal period in a preset time period.
6. The method for automatically generating the traffic organization at the intersection of the road and the plane according to claim 1, is characterized in that: the step of generating the lane according to the road information and the road section surface and generating the road marking according to the lane condition further comprises the following steps:
generating a right-turn channelized lane and a channelized island according to the right-turn channelized condition of the road, and determining the minimum radius of the channelized lane line according to the speed;
and determining a left-turn waiting area according to the setting conditions of the left-turn special lane and the left-turn special signal, and generating a left-turn waiting area line.
7. The method for automatically generating the traffic organization at the intersection of the road and the plane according to claim 1, is characterized in that: the step of generating the lane according to the road information and the road section surface and generating the road marking according to the lane condition further comprises the following steps:
generating guide arrows according to the functions of the lanes, wherein the guide arrows comprise left-turning, straight-going, right-turning, left-straight, right-straight, left-right, left-straight and right-left arrows.
8. The utility model provides a road intersection traffic organization automatic generation system which characterized in that: the method comprises the following steps:
at least one processor;
at least one memory for storing at least one program;
when executed by the at least one processor, cause the at least one processor to implement a method of automatically generating road intersection traffic organization according to any one of claims 1-7.
9. The utility model provides a road intersection traffic organization automatic generation system which characterized in that: the method comprises the following steps:
the intersection point information module is used for determining intersection points and intersection positions and acquiring road information and space data connected with the intersections;
the intersection type module is used for determining the type of the intersection according to the intersection points and the acquired road information;
the control point module is used for determining a road side line of a road and acquiring an intersection control point and a road section control point of the intersection;
the intersection area module is used for generating an intersection area and a road section surface according to the intersection control points and the road section control points;
and the lane and marking module is used for generating lanes according to the road information and the road section surface and generating road markings according to the lane conditions.
10. A storage medium having stored therein processor-executable instructions, which when executed by a processor, are configured to perform a method of automatically generating road intersection traffic organization according to any one of claims 1-7.
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| CN112001986A (en) * | 2020-08-24 | 2020-11-27 | 北京百度网讯科技有限公司 | Virtual lane generation method and device, electronic device and storage medium |
| CN113256970A (en) * | 2021-05-06 | 2021-08-13 | 哈尔滨工业大学 | Intersection driving safety evaluation method and system |
| CN113850994A (en) * | 2021-09-09 | 2021-12-28 | 安徽科力信息产业有限责任公司 | Road information display and change method and system |
| CN113899380A (en) * | 2021-09-29 | 2022-01-07 | 北京百度网讯科技有限公司 | Intersection turning reminding method and device, electronic equipment and storage medium |
| CN115294764A (en) * | 2022-07-28 | 2022-11-04 | 阿波罗智联(北京)科技有限公司 | Pedestrian crossing area determination method, device and equipment and automatic driving vehicle |
| CN115965713A (en) * | 2023-03-17 | 2023-04-14 | 高德软件有限公司 | Method, device and equipment for generating U-turn lane and storage medium |
| CN116740667A (en) * | 2023-08-15 | 2023-09-12 | 腾讯科技（深圳）有限公司 | Intersection surface data generation method and device, electronic equipment and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1776093A (en) * | 2005-12-08 | 2006-05-24 | 钱红波 | Traffic design and traffic control method for controlling planar crossroads by secondary stop of left-turning vehicles |
| CN101256716A (en) * | 2008-04-11 | 2008-09-03 | 张南 | Road grade crossing non-conflict traffic mode arrangement and control method |
| CN104899357A (en) * | 2015-05-12 | 2015-09-09 | 中山大学 | Topology data extraction method based on AutoCAD plane intersection engineering drawing |
| CN108109378A (en) * | 2018-01-24 | 2018-06-01 | 哈尔滨工业大学 | A kind of method that Evaluation of Traffic Safety is carried out to road net planning |
| CN109797613A (en) * | 2018-12-28 | 2019-05-24 | 陈子涵 | A kind of traffic light intersection of area of space intelligent control |
| CN109920031A (en) * | 2019-04-12 | 2019-06-21 | 中电海康集团有限公司 | A kind of method and system of Fast Drawing intersection |
-
2019
- 2019-12-25 CN CN201911357122.5A patent/CN111005274B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1776093A (en) * | 2005-12-08 | 2006-05-24 | 钱红波 | Traffic design and traffic control method for controlling planar crossroads by secondary stop of left-turning vehicles |
| CN101256716A (en) * | 2008-04-11 | 2008-09-03 | 张南 | Road grade crossing non-conflict traffic mode arrangement and control method |
| CN104899357A (en) * | 2015-05-12 | 2015-09-09 | 中山大学 | Topology data extraction method based on AutoCAD plane intersection engineering drawing |
| CN108109378A (en) * | 2018-01-24 | 2018-06-01 | 哈尔滨工业大学 | A kind of method that Evaluation of Traffic Safety is carried out to road net planning |
| CN109797613A (en) * | 2018-12-28 | 2019-05-24 | 陈子涵 | A kind of traffic light intersection of area of space intelligent control |
| CN109920031A (en) * | 2019-04-12 | 2019-06-21 | 中电海康集团有限公司 | A kind of method and system of Fast Drawing intersection |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111765893A (en) * | 2020-06-28 | 2020-10-13 | 北京四维图新科技股份有限公司 | Electronic map road hanging method and equipment |
| CN112001986A (en) * | 2020-08-24 | 2020-11-27 | 北京百度网讯科技有限公司 | Virtual lane generation method and device, electronic device and storage medium |
| CN113256970A (en) * | 2021-05-06 | 2021-08-13 | 哈尔滨工业大学 | Intersection driving safety evaluation method and system |
| CN113256970B (en) * | 2021-05-06 | 2022-10-25 | 哈尔滨工业大学 | Intersection driving safety evaluation method and system |
| CN113850994A (en) * | 2021-09-09 | 2021-12-28 | 安徽科力信息产业有限责任公司 | Road information display and change method and system |
| CN113850994B (en) * | 2021-09-09 | 2022-12-30 | 安徽科力信息产业有限责任公司 | Road information display and change method and system |
| CN113899380A (en) * | 2021-09-29 | 2022-01-07 | 北京百度网讯科技有限公司 | Intersection turning reminding method and device, electronic equipment and storage medium |
| CN115294764A (en) * | 2022-07-28 | 2022-11-04 | 阿波罗智联(北京)科技有限公司 | Pedestrian crossing area determination method, device and equipment and automatic driving vehicle |
| CN115294764B (en) * | 2022-07-28 | 2024-04-16 | 阿波罗智联(北京)科技有限公司 | Crosswalk area determination method, crosswalk area determination device, crosswalk area determination equipment and automatic driving vehicle |
| CN115965713A (en) * | 2023-03-17 | 2023-04-14 | 高德软件有限公司 | Method, device and equipment for generating U-turn lane and storage medium |
| CN116740667A (en) * | 2023-08-15 | 2023-09-12 | 腾讯科技（深圳）有限公司 | Intersection surface data generation method and device, electronic equipment and storage medium |
| CN116740667B (en) * | 2023-08-15 | 2023-11-14 | 腾讯科技（深圳）有限公司 | Intersection surface data generation method and device, electronic equipment and storage medium |
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Denomination of invention: Automatic generation method, system and storage medium of traffic organization at road intersections Effective date of registration: 20220929 Granted publication date: 20210914 Pledgee: Bank of China Limited Dongshan Branch of Guangzhou Pledgor: GUANGZHOU FANGWEI SMART BRAIN RESEARCH AND DEVELOPMENT Co.,Ltd. Registration number: Y2022440000255 |