CN117422602A - Multi-dimensional fusion method and system for rail transit planning - Google Patents

Multi-dimensional fusion method and system for rail transit planning Download PDF

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CN117422602A
CN117422602A CN202311470752.XA CN202311470752A CN117422602A CN 117422602 A CN117422602 A CN 117422602A CN 202311470752 A CN202311470752 A CN 202311470752A CN 117422602 A CN117422602 A CN 117422602A
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CN117422602B (en
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徐成永
刘剑锋
贺鹏
谭晓红
仲莹萤
李天石
房明
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Beijing Urban Construction Design and Development Group Co Ltd
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Abstract

The invention discloses a multidimensional fusion method and a multidimensional fusion system for rail transit planning, wherein the method comprises the following steps: acquiring planning information of rail transit, wherein the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration; and calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value.

Description

Multi-dimensional fusion method and system for rail transit planning
Technical Field
The invention belongs to the technical field of rail transit planning, and particularly relates to a multidimensional fusion method and system for rail transit planning.
Background
Rail transit planning is a complex multidimensional problem, and relates to factors of urban planning, traffic engineering, environmental protection and the like. In order to effectively solve these problems, a multidimensional fusion method is required to integrate information and factors in different aspects together so as to formulate a comprehensive planning scheme.
However, in the prior art, more planning is estimated manually, which results in excessive errors.
Disclosure of Invention
In order to solve the technical problems, the invention provides a multidimensional fusion method for rail transit planning, which comprises the following steps:
acquiring planning information of rail transit, wherein the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
and calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value.
Further, the rail transit planning multidimensional fusion model includes:
，
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
Further, calculating the total environmental impact value E includes:
,
where n is the number of environmental factors,is->Personal environmental factors (I)>Is->Weight of individual environmental factors, +.>Is->Weights for individual environmental factors.
Further, calculating the contamination level L includes:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level, +.>For the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
Further, calculating the total cost C includes:
,
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
The invention also provides a multidimensional fusion system for track traffic planning, which comprises:
the system comprises an acquisition data module, a data processing module and a data processing module, wherein the acquisition data module is used for acquiring planning information of rail transit, and the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
the planning module is used for calculating the total cost, the total environmental impact value and the pollution level of the construction track traffic, setting a track traffic planning multidimensional fusion model, calculating the track traffic multidimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multidimensional fusion value.
Further, the rail transit planning multidimensional fusion model includes:
,
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
Further, calculating the total environmental impact value E includes:
,
where n is the number of environmental factors,is->Personal environmental factors (I)>Is->Weight of individual environmental factors, +.>Is->Weights for individual environmental factors.
Further, calculating the contamination level L includes:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level, +.>For the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third right for pollution levelHeavy.
Further, calculating the total cost C includes:
,
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
the invention obtains planning information of rail transit, wherein the planning information comprises the following steps: total traffic flow, population density, road network concentration, and public transportation line concentration; and calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value. By the technical scheme, the multi-dimensional information of the track traffic planning design can be fused accurately, so that the track traffic planning efficiency is improved.
Drawings
FIG. 1 is a flow chart of embodiment 1 of the present invention;
fig. 2 is a block diagram of a system of embodiment 2 of the present invention.
Detailed Description
In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
The method provided by the invention can be implemented in a terminal environment, wherein the terminal can comprise one or more of the following components: processor, storage medium, and display screen. Wherein the storage medium has stored therein at least one instruction that is loaded and executed by the processor to implement the method described in the embodiments below.
The processor may include one or more processing cores. The processor connects various parts within the overall terminal using various interfaces and lines, performs various functions of the terminal and processes data by executing or executing instructions, programs, code sets, or instruction sets stored in the storage medium, and invoking data stored in the storage medium.
The storage medium may include a random access Memory (Random Access Memory, RAM) or a Read-Only Memory (ROM). The storage medium may be used to store instructions, programs, code sets, or instructions.
The display screen is used for displaying a user interface of each application program.
All subscripts in the formula of the invention are only used for distinguishing parameters and have no practical meaning.
In addition, it will be appreciated by those skilled in the art that the structure of the terminal described above is not limiting and that the terminal may include more or fewer components, or may combine certain components, or a different arrangement of components. For example, the terminal further includes components such as a radio frequency circuit, an input unit, a sensor, an audio circuit, a power supply, and the like, which are not described herein.
Example 1
As shown in fig. 1, an embodiment of the present invention provides a multi-dimensional fusion method for rail transit planning, including:
step 101, acquiring planning information of rail transit, wherein the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
specifically, calculating the total environmental impact value E includes:
,
where n is the number of environmental factors,is->Environmental factors such as air quality, noise level, +.>Is->Weight of individual environmental factors, +.>Is->Weights for individual environmental factors.
Specifically, calculating the contamination level L includes:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level, +.>For the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
Specifically, calculating the total cost C includes:
,
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
And 102, calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value.
Specifically, the multi-dimensional fusion model for rail transit planning comprises:
,
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->As a weight of the population density,d is the density of the mouth, and->R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
Example 2
As shown in fig. 2, an embodiment of the present invention further provides a multidimensional fusion system for rail transit planning, including:
the system comprises an acquisition data module, a data processing module and a data processing module, wherein the acquisition data module is used for acquiring planning information of rail transit, and the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
specifically, calculating the total environmental impact value E includes:
,
where n is the number of environmental factors,is->Environmental factors such as air quality, noise level, +.>Is->Weight of individual environmental factors, +.>Is->Weights for individual environmental factors.
Specifically, calculating the contamination level L includes:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level, +.>For the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
Specifically, calculating the total cost C includes:
，
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
The planning module is used for calculating the total cost, the total environmental impact value and the pollution level of the construction track traffic, setting a track traffic planning multidimensional fusion model, calculating the track traffic multidimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multidimensional fusion value.
Specifically, the multi-dimensional fusion model for rail transit planning comprises:
，
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total trafficFlow rate, ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
Example 3
The embodiment of the invention also provides a storage medium which stores a plurality of instructions for realizing the multi-dimensional fusion method for track traffic planning.
Alternatively, in this embodiment, the storage medium may be located in any one of the computer terminals in the computer terminal group in the computer network, or in any one of the mobile terminals in the mobile terminal group.
Alternatively, in the present embodiment, the storage medium is configured to store program code for performing the steps of: step 101, acquiring planning information of rail transit, wherein the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
specifically, calculating the total environmental impact value E includes:
,
where n is the number of environmental factors,is->Environmental factors such as air quality, noise level, +.>Is->Weight of individual environmental factors, +.>Is->Weights for individual environmental factors.
Specifically, calculating the contamination level L includes:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level, +.>For the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
Specifically, calculating the total cost C includes:
,
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
And 102, calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value.
Specifically, the multi-dimensional fusion model for rail transit planning comprises:
,
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
Example 4
The embodiment of the invention also provides electronic equipment, which comprises a processor and a storage medium connected with the processor, wherein the storage medium stores a plurality of instructions, and the instructions can be loaded and executed by the processor so that the processor can execute a multi-dimensional fusion method for track traffic planning.
Specifically, the electronic device of the present embodiment may be a computer terminal, and the computer terminal may include: one or more processors, and a storage medium.
The storage medium can be used for storing software programs and modules, such as a multi-dimensional fusion method for track traffic planning in the embodiment of the invention, and the corresponding program instructions/modules are executed by the processor through running the software programs and modules stored in the storage medium, so that various functional applications and data processing are executed, and the multi-dimensional fusion method for track traffic planning is realized. The storage medium may include a high-speed random access storage medium, and may also include a non-volatile storage medium, such as one or more magnetic storage systems, flash memory, or other non-volatile solid-state storage medium. In some examples, the storage medium may further include a storage medium remotely located with respect to the processor, and the remote storage medium may be connected to the terminal through a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The processor may invoke the information stored in the storage medium and the application program via the transmission system to perform the steps of: step 101, acquiring planning information of rail transit, wherein the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
specifically, calculating the total environmental impact value E includes:
,
where n is the number of environmental factors,is->Environmental factors such as air quality, noise level, +.>Is->Weight of individual environmental factors, +.>Is->Weights for individual environmental factors.
Specifically, calculating the contamination level L includes:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level, +.>For the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
Specifically, calculating the total cost C includes:
,
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
And 102, calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value.
Specifically, the multi-dimensional fusion model for rail transit planning comprises:
,
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
In the foregoing embodiments of the present invention, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
In the embodiments provided in the present invention, it should be understood that the disclosed technology may be implemented in other manners. The system embodiments described above are merely exemplary, and for example, the division of the units is merely a logic function division, and there may be another division manner in actual implementation, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some interfaces, units or modules, or may be in electrical or other forms.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or partly in the form of a software product or all or part of the technical solution, which is stored in a storage medium, and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a random-access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, or the like, which can store program codes.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.

Claims (10)

1. A method for multidimensional fusion of rail transit planning, comprising:
acquiring planning information of rail transit, wherein the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
and calculating the total cost, the total environmental impact value and the pollution level of the constructed track traffic, setting a track traffic planning multi-dimensional fusion model, calculating the track traffic multi-dimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multi-dimensional fusion value.
2. The method of multi-dimensional fusion of rail transit planning of claim 1, wherein the multi-dimensional fusion model of rail transit planning comprises:
，
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
3. The method of multidimensional fusion of rail transit plans according to claim 2, wherein calculating the total environmental impact value E comprises:
,
where n is the number of environmental factors,is->Personal environmental factors (I)>Is->Weight of individual environmental factors, +.>Is the firstWeights for individual environmental factors.
4. A method of multidimensional fusion of rail transit plans according to claim 2, wherein calculating the pollution level L comprises:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level,for the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
5. The method of multi-dimensional fusion of rail transit plans according to claim 2, wherein calculating the total cost C comprises:
,
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
6. A rail transit planning multi-dimensional fusion system, comprising:
the system comprises an acquisition data module, a data processing module and a data processing module, wherein the acquisition data module is used for acquiring planning information of rail transit, and the planning information comprises: total traffic flow, population density, road network concentration, and public transportation line concentration;
the planning module is used for calculating the total cost, the total environmental impact value and the pollution level of the construction track traffic, setting a track traffic planning multidimensional fusion model, calculating the track traffic multidimensional fusion value according to the total cost, the total environmental impact value, the pollution level and the planning information, and planning the track traffic according to the track traffic multidimensional fusion value.
7. The track traffic planning multi-dimensional fusion system of claim 6, wherein the track traffic planning multi-dimensional fusion model comprises:
，
wherein F is a multidimensional fusion value of rail transit,is the traffic flow weight, T is the total traffic flow, < ->For cost weight, C is total cost, +.>For environmental impact weight, E is the total environmental impact value,/->Is population density weight, D is population density, </i >>R is road network concentration, P is public transportation line concentration, < + > for road network weight>Is the concentration weight of public transportation lines, and L is the pollution level.
8. The track traffic planning multidimensional fusion system of claim 7, wherein calculating the total environmental impact value E comprises:
,
where n is the number of environmental factors,is->Personal environmental factors (I)>Is->Weight of individual environmental factors, +.>Is the firstWeights for individual environmental factors.
9. The track traffic planning multi-dimensional fusion system of claim 7, wherein calculating the pollution level L comprises:
,
wherein,is the pollution intensity weight of pollution source +.>For the intensity of contamination of the source of contamination, +.>For the first weight of the pollution level,for the concentration of contaminants, +.>For the diffusion rate of the contamination source->For the second weight of the pollution level, +.>For the value of the topography change +.>For the scale of pollution sources, +.>For the environmental change value, +.>For the environmental change value, +.>Third weight for contamination level.
10. The track traffic planning multi-dimensional fusion system of claim 7, wherein calculating the total cost C comprises:
，
wherein,is the construction cost weight of the rail transit, +.>Is the construction cost of rail transit, < > and->Weight of population density, +.>Is the adjustment factor of population density, +.>For the comprehensive weight of the total amount of resources and the operating costs, < ->Total amount of resources required for the construction of rail transit, +.>Is the operation cost of rail transit.
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* Cited by examiner, † Cited by third party
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CN108470444A (en) * 2018-03-21 2018-08-31 特斯联（北京）科技有限公司 A kind of city area-traffic big data analysis System and method for based on genetic algorithm optimization
CN113469541A (en) * 2021-07-08 2021-10-01 厦门理工学院 Method, device, equipment and storage medium for evaluating intercity rail transit coordination
WO2023109720A1 (en) * 2021-12-13 2023-06-22 深圳先进技术研究院 Urban public transportation planning method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108470444A (en) * 2018-03-21 2018-08-31 特斯联（北京）科技有限公司 A kind of city area-traffic big data analysis System and method for based on genetic algorithm optimization
CN113469541A (en) * 2021-07-08 2021-10-01 厦门理工学院 Method, device, equipment and storage medium for evaluating intercity rail transit coordination
WO2023109720A1 (en) * 2021-12-13 2023-06-22 深圳先进技术研究院 Urban public transportation planning method

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