CN113268558A - Public facility management system and method based on two-dimensional code and geographic space coordinate - Google Patents
Public facility management system and method based on two-dimensional code and geographic space coordinate Download PDFInfo
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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Abstract
The invention discloses a public facility management system and method based on two-dimensional codes and geographic space coordinates, wherein the management method comprises the following steps: s100, acquiring physical coordinates of a building, community polygon vertex data and two-dimensional code information of public facilities, and performing data standardization; s200, recalculating the community polygon vertex data by combining the community polygon vertex data with the physical coordinates of the building, performing collision analysis on the new community polygon vertex data, and correcting the community polygon vertex data; s300, carrying out community polygon expansion calculation by using a vertex distance calculation method until all regions of the city are divided; s400 assigns each public facility to each community through a distance algorithm. The method combines the community range and peripheral public facilities to carry out unified calculation, redefines the community range, reasonably divides the public facilities into each community, avoids the condition of the conflict of the public facilities and avoids the phenomenon that the public facilities are not claimed by people.
Description
Technical Field
The invention relates to the technical field of public facility management, in particular to a public facility management system and method based on two-dimensional codes and geographic space coordinates. Specifically, G06N7/00 and G06Q10/00 belong to the IPC classification.
Background
Public facilities can be divided into medical health, education, transportation, cultural entertainment, social welfare, sports, social security, administrative management, postal telecommunications, commercial financial services, community services, and the like. With the further acceleration of the urbanization process, the construction and development of municipal public facilities are rapid, the urban public facilities are generally managed by different government departments, and the urban grid management era of one network management is entered, the management of the public facilities is added with a new dimension, namely, community grid members, the community grid members are divided by taking communities as units, patrol and management are carried out in the grid, and the government is helped to complete the management and service of the communities. In order to ensure the safe and efficient operation of the public facilities in the grid, a reasonable public facility management method is of great importance.
In the prior art, chinese patent with application number CN201620536799.0 discloses an urban public facility maintenance management platform, which includes a public facility management system and a plurality of information receiving and transmitting terminals, where the information receiving and transmitting terminals are installed on public equipment; the public facility management system comprises information management equipment, a keyboard, a mouse and a voice output module; an information processing module is arranged in the information receiving and transmitting terminal; the information processing module is connected with the counting module, the GPS module, the wireless communication module, the video monitoring module, the display module, the information input module and the data storage module; the video monitoring module is connected with a remote assistance module; and the information receiving and transmitting terminal and the information management equipment carry out data transmission through a wireless network. The scheme realizes the unified maintenance and management of the urban public facilities and the timely replacement of the urban public facilities, and ensures the normal operation of the urban public facilities.
However, the scheme does not provide the division of public facilities in the conflict areas among the communities, in the actual work, the maintenance and the replacement of the urban public facilities are performed by dividing the communities, but the conflict areas often exist among the communities, the public facilities in the conflict areas belong to the conflict areas, disputes are easy to occur, and if the conflict areas are not well coordinated, the public facilities are not maintained timely.
In the prior art, chinese patent with application number CN201710586933.7 discloses a system for sharing and managing public facility maintenance and repair information, which includes a public device to be repaired, a repair mechanism, an administrative management mechanism and a system platform, wherein a two-dimension code matched with the system platform is disposed on the repaired public device, the repair mechanism includes a plurality of repair workpieces, a computer for registering repair tools and a code scanning handheld terminal, the administrative management mechanism includes a management computer, the management computer is directly connected with the system platform and is used for reading information stored in the system platform, the computer for registering repair tools is directly connected with the system platform and is used for reading information stored in the system platform and conveying registration information of workpieces to the system platform, and the code scanning handheld terminal is matched with the two-dimension code and is used for reading information and feedback information in the system platform.
The system utilizes the cloud platform and the two-dimension code technology to connect the public equipment to be overhauled, the overhaul mechanism and the administrative management mechanism together, so that the management and the concrete implementation are convenient, the three are unified, and the equipment sharing, the responsibility traceability and the timely deviation correction are realized.
However, the scheme does not expand the range of communities, in actual work, the maintenance and replacement of urban public facilities are divided by the communities, but some areas which are not dependent on any community exist, the public facilities in the areas have no community recognition, and the urban public facilities cannot be maintained for a long time and are easy to damage.
In the prior art, chinese patent with application number CN201720358114.2 discloses a municipal public service facility management and repair system based on two-dimensional codes, which comprises two-dimensional codes, an intelligent mobile terminal and a municipal public service facility data center server, wherein the intelligent mobile terminal is a smart phone or a smart tablet computer provided with two-dimensional code scanning software, and comprises a citizen repair intelligent mobile terminal, a property responsibility unit intelligent mobile terminal and an administrative supervision department intelligent mobile terminal.
The technical scheme is based on a facility two-dimensional code management information system, and solves the problems that municipal public service facility management ownership is difficult to verify, problems are difficult to find, illegal facilities are difficult to identify, maintenance and treatment are not timely and the like. However, the technical scheme does not describe the division method of the public facility ownership in detail, and in actual work, the maintenance and replacement of the urban public facilities are divided by communities, the number of the public facilities in different communities is different from the inspection difficulty, and the distribution of the public facilities is only performed by administrative regions, which may cause unreasonable distribution.
In summary, there is a need for a public facility management method that can reasonably divide conflict areas between communities, reasonably expand community ranges, avoid the occurrence of non-community claiming situations of some public facilities, and reasonably allocate the community of the public facility ownership according to actual situations.
Disclosure of Invention
The invention aims to provide a public facility management system and method based on two-dimensional codes and geographic space coordinates, which can reasonably divide conflict areas among communities, reasonably expand community range, avoid the occurrence of the situation that part of public facilities have no community claim and reasonably distribute the ownership communities of the public facilities according to actual situations.
In order to achieve the purpose, the invention adopts the following technical scheme:
a public facility management method based on two-dimensional codes and geographic space coordinates comprises the following steps:
s100, acquiring physical coordinate data of each building in the city, polygonal vertex data of each community and two-dimensional code information data of each public facility, and carrying out data standardization on all initial data, wherein the physical coordinate data of the buildings can be converted into geographic coordinates, but the physical coordinate data of the buildings can be added with length, width and height attributes after conversion;
s200, recalculating the community polygon vertex data by combining the community polygon vertex data with the physical coordinate data of the building, performing collision analysis on each new community polygon vertex data, and correcting the community polygon vertex data;
s300, carrying out community polygon expansion calculation by using a vertex distance calculation method until all areas of the city map are divided;
s400, distributing each public facility to each community through a distance algorithm by using geographic coordinate data of the public facility in the two-dimensional code information data of each public facility;
part of special facilities indicate that public facilities only belonging to a certain community do not participate in allocation calculation;
step S100 further includes:
s110, acquiring physical coordinate data of each building in the city, polygon vertex data of each community and two-dimensional code information data of each public facility, and further acquiring specific attribute data of roads, special areas and public facilities, wherein the specific attributes are attributes needing to be processed in the determination of the attribution relationship. Wherein the special area comprises grassland, parks, etc.
The specific attribute data of the road includes: name, length, width, indivisible attribute, association lock. Wherein the name is the name of the road; the length and the width are the length and the width of the road; the non-divisible attribute means that the road has integrity, cannot be divided into a plurality of communities and only can be responsible for a single community; the association locking means that the road only belongs to a certain community and cannot be divided into other communities.
The specific attribute data of the specific area includes: name, indivisible attribute, association lock. Wherein the name is the name of the special area; the non-divisible attribute means that a special area has integrity, cannot be divided into a plurality of communities and only can be responsible for a single community; the association locking means that the special area only belongs to a certain community and cannot be divided into other communities.
The specific attribute data of the public facilities include: function, association lock. Wherein the function is a function of a public facility; the association locking means that the public facilities only belong to a certain community and cannot be divided into other communities.
And S120, carrying out data standardization, wherein the data standardization comprises community polygon vertex data duplicate removal and effective data format definition, and carrying out batch processing on the acquired data. Such as: and adjusting the decimal point digit of the XY coordinates.
Further, in step S100, the two-dimensional code information data of each public facility is uniquely corresponding to each public facility, and the two-dimensional code information includes a facility name, a facility specification, a manufacturer, property responsibility information, regulatory unit information, facility geographical coordinate data, a facility state, a maintenance interval time, a last maintenance time, and facility photograph information of each public facility.
Step S200 further includes:
s210, selecting vertex coordinates according to original community polygon vertex data and physical coordinate data of a building;
s220, performing fence data calculation to form a salient point fence;
a convex fence is equivalent to a convex hull, which is a concept in computing geometry (graphics): in a real vector space V, for a given set X, the intersection S of all convex sets containing X is called the convex hull of X. The convex hull of X may be constructed with a linear combination of all points (X1.. Xn) within X. On a two-dimensional plane, the convex hull is a convex polygon formed by connecting the outermost points, can contain all the points in the point set, and can be imagined as a fence just wrapping all the points.
S230, performing collision analysis on all community fence data to find out communities with conflicts;
s240, analyzing conflict community conflict line segments through a concave-convex bag algorithm, and combining building data to change part of line segments into a concave-convex bag calculation mode to recalculate vertexes and fences, so that new community range data are formed.
Further, in step S220, a Graham scanning method is used as the method for calculating the fence data;
the Graham scanning method has the idea that a point on a convex hull is found firstly, then the points on the convex hull are found one by one from the point in the counterclockwise direction, in fact, the polar angle sorting is carried out, and then the query is carried out;
further, in step S220, a Jarvis stepping method is used as the method for calculating the fence data;
the Jarvis stepping method can also be called as a roll wrapping method, the idea is to find a point on a convex hull, and then the roll is passed, because each time a point on the convex hull is determined to need to traverse all the points, the time complexity is O (N H), wherein N is the number of all the points, and H is the number of the points on the convex hull;
step S300 further includes:
s310, taking all vertex data of two community polygons, calculating the distance length between the vertices, obtaining vertex coordinates of two polygons which belong to a shortest path and belong to different polygons, and calculating the coordinates of straight line midpoints;
the calculation of specific attribute data of roads, community areas and facilities can be involved in the calculation process of the midpoint coordinate, and the specific attribute data have independent weight calculation modes;
for the non-divisible area, after recalculating according to the midpoint, taking the community with the largest occupation ratio weight area for responsibility attribution;
and S320, replacing the vertexes of the two community polygons which are originally involved in calculation with the new midpoint coordinates to form new polygon vertexes, and expanding the community range until all areas of the map are divided.
The maximum segmentation number of the region exists in the community polygon expansion, namely the polygon is supported to be set with the maximum segmentation number, so that the reasonability of region management is guaranteed.
The invention also provides a public facility management system based on the two-dimensional code and the geographic space coordinate, and the public facility management system can realize the method and comprises a public facility data center server and a plurality of intelligent mobile terminals.
Further, the public facility data center server provides a system interface, and can perform community query of public facilities;
the community grid member can log in the system and inquire the community range to which the community belongs and the public facility condition in the community range on a map interface, and if the condition is not accordant with actual management, the administrator can perform manual adjustment through the background management module.
Further, the public facility data center server is in communication connection with each intelligent mobile terminal through a network.
In conclusion, the beneficial technical effects of the invention are as follows:
1. compared with the prior art, the method combines the community range and peripheral public facilities to carry out unified calculation, and carries out the collision analysis of the community range and the building coordinate on the adjacent communities, thereby avoiding the occurrence of the conflict area between the communities; the community range is reasonably expanded through an expansion algorithm until all areas of the map are divided, so that the phenomenon that public facilities have no community claim is avoided; the public facilities are reasonably divided into each community through a distance algorithm.
2. The provided system interface can be used for carrying out community inquiry of each public facility.
3. The most divisible number of copies of roads and regions is set by setting the public facility specific attribute data to solve the conventional algorithm assignment problem, for example, road and region indivisible calculation.
4. The dynamic phenomena of new facility addition and old facility abandonment can be processed in real time, and the intelligent mobile terminal of the community grid operator is informed through the public facility data center server.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flowchart of a public facility management method based on two-dimensional codes and geographic space coordinates according to the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
As shown in fig. 1, the public facility management method based on the two-dimensional code and the geographic space coordinate includes the following steps:
s100, acquiring physical coordinate data of each building in the city, polygonal vertex data of each community and two-dimensional code information data of each public facility, and performing data standardization on all initial data, wherein the physical coordinate data of the buildings can be converted into geographic coordinates, but the physical coordinate data of the buildings can be added with length, width and height attributes after conversion.
Step S100 further includes:
s110, acquiring physical coordinate data of each building in the city, polygon vertex data of each community and two-dimensional code information data of each public facility, and further acquiring specific attribute data of roads, special areas and public facilities, wherein the specific attributes are attributes needing to be processed in the determination of the attribution relationship. Wherein the special area comprises grassland, parks, etc.
The specific attribute data of the road includes: name, length, width, indivisible attribute, association lock. Wherein the name is the name of the road; the length and the width are the length and the width of the road; the non-divisible attribute means that the road has integrity, cannot be divided into a plurality of communities and only can be responsible for a single community; the association locking means that the road only belongs to a certain community and cannot be divided into other communities.
The specific attribute data of the specific area includes: name, indivisible attribute, association lock. Wherein the name is the name of the special area; the non-divisible attribute means that a special area has integrity, cannot be divided into a plurality of communities and only can be responsible for a single community; the association locking means that the special area only belongs to a certain community and cannot be divided into other communities.
The specific attribute data of the public facilities include: function, association lock. Wherein the function is a function of a public facility; the association locking means that the public facilities only belong to a certain community and cannot be divided into other communities.
And S120, carrying out data standardization, wherein the data standardization comprises community polygon vertex data duplicate removal and effective data format definition, and carrying out batch processing on the acquired data. Such as: and adjusting the decimal point digit of the XY coordinates.
Further, in step S100, the two-dimensional code information data of each public facility is uniquely corresponding to each public facility, and the two-dimensional code information includes a facility name, a facility specification, a manufacturer, property responsibility information, regulatory unit information, facility geographical coordinate data, a facility state, a maintenance interval time, a last maintenance time, and facility photograph information of each public facility.
S200, recalculating the community polygon vertex data by combining the community polygon vertex data with the physical coordinate data of the building, performing collision analysis on each new community polygon vertex data, and correcting the community polygon vertex data;
step S200 further includes:
s210, selecting vertex coordinates according to original community polygon vertex data and physical coordinate data of a building;
s220, performing fence data calculation to form a salient point fence;
a convex fence is equivalent to a convex hull, which is a concept in computing geometry (graphics): in a real vector space V, for a given set X, the intersection S of all convex sets containing X is called the convex hull of X. The convex hull of X may be constructed with a linear combination of all points (X1.. Xn) within X. On a two-dimensional plane, the convex hull is a convex polygon formed by connecting the outermost points, can contain all the points in the point set, and can be imagined as a fence which just encloses all the points.
S230, performing collision analysis on all community fence data to find out communities with conflicts;
s240, analyzing conflict community conflict line segments through a concave-convex bag algorithm, and combining building data to change part of line segments into a concave-convex bag calculation mode to recalculate vertexes and fences, so that new community range data are formed.
Further, in step S220, a Graham scanning method is used as the method for calculating the fence data;
the Graham scanning method has the idea that a point on a convex hull is found firstly, then the points on the convex hull are found one by one from the point in the counterclockwise direction, in fact, the polar angle sorting is carried out, and then the query is carried out;
further, in step S220, a Jarvis stepping method is used as the method for calculating the fence data;
the Jarvis stepping method, also known as the wrap-around method, is to find a point on the convex hull first, and then the roll passes through, since each time a point on the convex hull is determined, all the points need to be traversed, the time complexity is O (N H), where N is the number of all points and H is the number of points on the convex hull.
S300, carrying out community polygon expansion calculation by using a vertex distance calculation method until all areas of the city map are divided;
step S300 further includes:
s310, taking all vertex data of two community polygons, calculating the distance length between the vertices, obtaining vertex coordinates of two polygons which belong to a shortest path and belong to different polygons, and calculating the coordinates of straight line midpoints;
the calculation of specific attribute data of roads, community areas and facilities can be involved in the calculation process of the midpoint coordinate, and the specific attribute data have independent weight calculation modes;
for the non-divisible area, after recalculating according to the midpoint, taking the community with the largest occupation ratio weight area for responsibility attribution;
and S320, replacing the vertexes of the two community polygons which are originally involved in calculation with the new midpoint coordinates to form new polygon vertexes, and expanding the community range until all areas of the map are divided.
The maximum segmentation number of the region exists in the community polygon expansion, namely the polygon is supported to be set with the maximum segmentation number, so that the reasonability of region management is guaranteed.
S400, distributing each public facility to each community through a distance algorithm by using geographic coordinate data of the public facility in the two-dimensional code information data of each public facility;
it should be noted that, part of the special facilities indicate that only public facilities belonging to a certain community do not participate in allocation calculation;
the beneficial effect of this embodiment does:
the method combines the community range and peripheral public facilities to carry out unified calculation, and carries out the collision analysis of the communities and the building coordinates on adjacent communities, thereby avoiding the generation of conflict areas among the communities; the community range is expanded through an expansion algorithm until all areas of the map are divided, so that the phenomenon that public facilities have no community claim is avoided; the public facilities are reasonably divided into each community through a distance algorithm.
In addition, by setting the public facility specific attribute data to solve the conventional algorithm allocation problem, for example, road and region indivisible calculation, the maximum number of divisible copies of roads and regions is set.
Example 2
The invention also provides a public facility management system based on the two-dimensional code and the geographic space coordinate, which comprises a public facility data center server and a plurality of intelligent mobile terminals.
The public facility data center server provides a system interface, and can perform community query to which the public facility belongs. The community grid member can log in the system and inquire the community range to which the community belongs and the public facility condition in the community range on a map interface, and if the condition is not accordant with actual management, the administrator can perform manual adjustment through the background management module.
And the public facility data center server is in communication connection with each intelligent mobile terminal through a network.
The system can implement the corresponding method in the foregoing method embodiment, and the specific implementation process thereof can refer to the foregoing method embodiment, which is not described herein again.
The beneficial effect of this embodiment does:
the dynamic phenomena of new facility addition and old facility abandonment can be processed in real time, and the intelligent mobile terminal of the community grid operator is informed through the public facility data center server. The provided system interface can be used for carrying out community inquiry of each public facility.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A public facility management method based on two-dimensional codes and geographic space coordinates is characterized by comprising the following steps: the method comprises the following steps:
s100, acquiring physical coordinate data of each building in the city, polygonal vertex data of each community and two-dimensional code information data of each public facility, and performing data standardization on all initial data;
s200, recalculating the community polygon vertex data by combining the community polygon vertex data with the physical coordinate data of the building, performing collision analysis on each new community polygon vertex data, and correcting the community polygon vertex data;
s300, carrying out community polygon expansion calculation by using a vertex distance calculation method until all areas of the city map are divided;
and S400, distributing each public facility to each community through a distance algorithm by using the geographic coordinate data of the public facility in the two-dimensional code information data of each public facility.
2. The two-dimensional code and geospatial coordinate based utility treatment method according to claim 1, wherein: step S100 further includes:
s110, acquiring physical coordinate data of each building in the city, polygonal vertex data of each community and two-dimensional code information data of each public facility, and further acquiring specific attribute data of roads, special areas and public facilities, wherein the specific attribute data of the roads comprise: name, length and width, indivisible attribute and association locking; the specific attribute data of the specific area includes: name, indivisible attribute, association lock; the specific attribute data of the public facilities include: function, association locking;
and S120, carrying out data standardization, wherein the data standardization comprises community polygon vertex data duplicate removal and effective data format definition, and carrying out batch processing on the acquired data.
3. The two-dimensional code and geospatial coordinate based utility treatment method according to claim 2, wherein: in step S100, the two-dimensional code information data of each public facility is uniquely corresponding to each public facility, and the two-dimensional code information includes a facility name, a facility specification, a manufacturer, property responsibility information, regulatory unit information, facility geographical coordinate data, a facility state, maintenance interval time, last maintenance time, and facility photograph information of each public facility.
4. The two-dimensional code and geospatial coordinate based utility treatment method according to claim 2, wherein: step S200 further includes:
s210, selecting vertex coordinates according to original community polygon vertex data and physical coordinate data of a building;
s220, performing fence data calculation to form a salient point fence;
s230, performing collision analysis on all community fence data to find out communities with conflicts;
s240, analyzing conflict community conflict line segments through a concave-convex bag algorithm, and combining building data to change part of line segments into a concave-convex bag calculation mode to recalculate vertexes and fences, so that new community range data are formed.
5. The two-dimensional code and geospatial coordinate based utility treatment method according to claim 4, wherein: the method for calculating the fence data in step S220 uses a Graham scanning method.
6. The two-dimensional code and geospatial coordinate based utility treatment method according to claim 4, wherein: the method for calculating fence data in step S220 uses the Jarvis stepping method.
7. The two-dimensional code and geospatial coordinate based utility treatment method according to claim 5, wherein: step S300 further includes:
s310, taking all vertex data of two community polygons, calculating the distance length between the vertices, obtaining vertex coordinates of two polygons which belong to a shortest path and belong to different polygons, and calculating the coordinates of straight line midpoints;
and S320, replacing the vertexes of the two community polygons which are originally involved in calculation with the new midpoint coordinates to form new polygon vertexes, and expanding the community range until all areas of the map are divided.
8. Public facilities governance system based on two-dimensional code and geographical space coordinate, its characterized in that: the intelligent mobile terminal comprises a public facility data center server and a plurality of intelligent mobile terminals, wherein the public facility data center server realizes the method of any one of claims 1 to 7.
9. The two-dimensional code and geospatial coordinate based utility remediation system of claim 8, wherein: and the public facility data center server provides a system interface for carrying out community query of public facilities.
10. The two-dimensional code and geospatial coordinate based utility remediation system of claim 8, wherein: and the public facility data center server is in communication connection with each intelligent mobile terminal through a network.
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