CN108257384A - A kind of robustness of road network veneziano model determines method and system - Google Patents
A kind of robustness of road network veneziano model determines method and system Download PDFInfo
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- CN108257384A CN108257384A CN201810049390.XA CN201810049390A CN108257384A CN 108257384 A CN108257384 A CN 108257384A CN 201810049390 A CN201810049390 A CN 201810049390A CN 108257384 A CN108257384 A CN 108257384A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
Abstract
The present invention discloses a kind of robustness of road network veneziano model and determines method and system, and this method includes：Obtain the road names of all roads, section, corporations' aggregation zone；Using road name as road name node, road name space Scale Model is obtained；Using the section as section node, section space scale model is obtained；Using corporations' aggregation zone as corporations' node, corporations' space scale model is obtained；Attack obtains attack road name space Scale Model, attack section space scale model and attack corporations space scale model；Maximal connected subgraphs relative value, connection efficiency relative value, number of turns rate are calculated, calculates robustness evaluation index value；The robustness of the road of survey region is determined according to the robustness evaluation index value.By being analyzed from multi-spatial scale the robustness of road, the accuracy of road robust analysis is improved.
Description
Technical field
The present invention relates to robust analysis field, more particularly to a kind of robustness of road network veneziano model determine method and
System.
Background technology
Structure of the road network as the important channel and structure city overall network of transmission in traffic system and trade contacts
Frame.With the fast development in city, in the limited growing space in city, the layout of road network internal structure is not reasonable, day
It the increased vehicle flowrate of benefit and is influenced by nature, human factor, traffic loading is made to tend to saturation, derives a series of traffic
Problem.
The internal structure of road network largely determines its operational efficiency, and robust analysis is as a kind of measurement urban transportation
By during internal or external interference to the Important Sections and the network power at crossing in the degree of containing of environment and the whole road network of identification
Learn analysis method.
Road network robust analysis method of the prior art using road name as according to road network model is built, is ground
What is studied carefully is the whole road network operating condition when certain a road section is collapsed, and road network is as complex network, internal structure tool
There is certain special heterogeneity, from this scale establishes robustness of the original mappings model as sample pattern according to road merely
Analysis method is not comprehensive enough, and in practical transportation network, the reason of road network is caused to collapse has a lot of kinds, such as by
Local stoppages caused by traffic accident or since road construction leads to the closing in certain section or is due to natural and man-made calamities
Caused partial collapse, establishing original mappings model using single scale cannot be complete as the robust analysis method of sample pattern
Meet practical disturbed condition entirely, the result precision for leading to analysis is low.
Invention content
The object of the present invention is to provide it is a kind of can improve robustness result of calculation accuracy based on multi-spatial scale
The robustness of road network veneziano model determines method and system.
To achieve the above object, the present invention provides following schemes：
A kind of robustness of road network veneziano model determines method, and the determining method includes：
Determine survey region, the road of the survey region forms road network, is obtained according to the road network all
The road name of road, section, corporations' aggregation zone；
Using road name as road name node, using the section intersection of the different road names as between the name node of the road
Connecting line, structure road name road network model, obtains road name space Scale Model；
Using the section as section node, using the connection relation between the different sections as between the section node
Connecting line, build section road network model, obtain section space scale model；
Using corporations' aggregation zone as corporations' node, the connection relation between different corporations' aggregation zones is made
For the connecting line between corporations' node, structure corporations road network model obtains corporations' space scale model；
It attacks in the road name space Scale Model, the section space scale model and corporations' space scale model
Part of nodes, obtain attack road name space Scale Model, attack section space scale model and attack corporations space scale mould
Type；
According to the road name space Scale Model, the section space scale model, corporations' space scale model, institute
Attack road name space Scale Model, the attack section space scale model, attack corporations space scale model is stated to calculate
Road name maximal connected subgraphs relative value, section maximal connected subgraphs relative value, corporations' maximal connected subgraphs relative value；Road name connection
Efficiency relative value, section connection efficiency relative value, corporations' connection efficiency relative value；Road name number of turns rate, section number of turns rate, corporations' circle
Digit rate；
Wherein, the road name maximal connected subgraphs relative value represents the largest connected of the attack road name space Scale Model
The ratio of subgraph area and the maximal connected subgraphs area of the road name space Scale Model；The section maximal connected subgraphs phase
Represent value the maximal connected subgraphs area for attacking section space scale model with the section space scale model most
The ratio of big connected subgraph area；Corporations' maximal connected subgraphs relative value represents attack corporations space scale model
The ratio of maximal connected subgraphs area and the maximal connected subgraphs area of corporations' space scale model；
The road name connection efficiency relative value represents the connection efficiency of the attack road name space Scale Model and the road
The ratio of the connection efficiency of name space Scale Model；The section connection efficiency relative value represents the attack section space scale
The ratio of the connection efficiency of model and the connection efficiency of the section space scale model；The corporations connect efficiency relative value table
Show the ratio of the connection efficiency and the connection efficiency of corporations' space scale model of attack corporations space scale model；
The road name number of turns rate represents the number of turns of the attack road name space Scale Model and the road name space scale mould
The ratio of the number of turns of type；The section number of turns rate represents the number of turns of the attack section space scale model and the section space
The ratio of the number of turns of Scale Model；Corporations' number of turns rate represents the number of turns of attack corporations space scale model and the society
The ratio of the number of turns of group's space scale model；
According to road name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value, the corporations most
Big connected subgraph relative value；The road name connection efficiency relative value, section connection efficiency relative value, corporations connection effect
Rate relative value；The road name number of turns rate, the section number of turns rate, corporations' number of turns rate calculate robustness evaluation index value；
The robustness of the road of the survey region is determined according to the robustness evaluation index value.
Optionally, the method for the structure road name road network model is modeled for paired method.
Optionally, the evaluation index value specifically includes：The relative value of maximal connected subgraphs, opposite connection efficiency value, circle
Digit rate.
Optionally, the attack specifically includes random attack and calculated attack；
The random attack represents that natural cause is interfered caused by the road network；
The calculated attack represents that human factor is interfered caused by the road network.
To achieve these goals, the present invention also provides following schemes：
A kind of robustness of road network veneziano model determines system, and the determining system includes：
Road network acquisition module, for determining survey region, the road of the survey region forms road network, according to
The road name of all roads of the road network acquisition, section, corporations' aggregation zone；
Road name space Scale Model structure module is connect with the road network acquisition module, the road name space scale mould
Type structure module is used for using road name as road name node, using the section intersection of the different road names as the road reputation and integrity
Connecting line between point, structure road name road network model, obtains road name space Scale Model；
Section space scale model construction module is connect with the road network acquisition module, the section space scale mould
Type structure module is used for using the section as section node, using the connection relation between the different sections as the section
Connecting line between node builds section road network model, obtains section space scale model；
Corporations' space scale model construction module is connect with the road network acquisition module, corporations' space scale mould
Type structure module is used for using corporations' aggregation zone as corporations' node, by the connection between different corporations' aggregation zones
Relationship obtains corporations' space scale model as the connecting line between corporations' node, structure corporations road network model；
Attack module and the road name space Scale Model structure module, the section space scale model construction module and
Corporations' space scale model construction module connection, the attack module are used to attack the road name space Scale Model, institute
The part of nodes in section space scale model and corporations' space scale model is stated, obtains attack road name space scale mould
Type, attack section space scale model and attack corporations space scale model；
Computing module with it is described attack module connect, the computing module for according to the road name space Scale Model,
The section space scale model, corporations' space scale model, the attack road name space Scale Model, the attack road
Section space scale model, attack corporations space scale model calculate road name maximal connected subgraphs relative value, section most Dalian
Logical subgraph relative value, corporations' maximal connected subgraphs relative value；Road name connection efficiency relative value, section connection efficiency relative value, society
Group's connection efficiency relative value；Road name number of turns rate, section number of turns rate, corporations' number of turns rate；
Evaluation index value computing module is connect with the computing module, and the evaluation index value computing module is used for according to institute
It is opposite to state road name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value, corporations' maximal connected subgraphs
Value；The road name connection efficiency relative value, section connection efficiency relative value, corporations connection efficiency relative value；It is described
Road name number of turns rate, the section number of turns rate, corporations' number of turns rate calculate robustness evaluation index value；
Robustness determining module and the evaluation index value computing module, the robustness determining module are used for according to
Robustness evaluation index value determines the robustness of the road of the survey region.
According to specific embodiment provided by the invention, the invention discloses following technique effects：Road network provided by the invention
It is empty to establish road name according to the road of road name, section, corporations' aggregation zone respectively for the robust analysis method and system of veneziano model
Between Scale Model, section space scale model, corporations' space scale model, since traffic problems being caused to be to cause from many aspects
, such as since the traffic conditions difference of the different sections of highway in same in the street may be larger, from multi-spatial scale to road
Robustness analyzed, improve the accuracy of road robust analysis.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the flow chart that a kind of robustness of road network veneziano model provided by the invention determines method；
Fig. 2 is the structure chart that a kind of robustness of road network veneziano model provided by the invention determines system；
Fig. 3 is the schematic diagram of paired method modeling；
Fig. 4 is structure road name road network model schematic diagram；
Fig. 5 is structure section road network model schematic diagram；
Fig. 6 is structure corporations road network model schematic diagram.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide it is a kind of can improve robustness result of calculation accuracy based on multi-spatial scale
The robustness of road network veneziano model determines method and system.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
A kind of robustness of road network veneziano model as shown in Figure 1 determines the flow chart of method, and the determining method includes：
Step 100：Determine survey region, the road of the survey region forms road network, according to the road network
Obtain the road names of all roads, section, corporations' aggregation zone.
Step 200：The schematic diagram of structure road name road network model as shown in Figure 4, using road name as road reputation and integrity
Point, using the section intersection of the different roads names as the connecting line between the name node of the road, structure road name road network model,
Road name space Scale Model is obtained, the connection relation between road of not going the same way can be investigated, wherein, A, B, C, D, E, F, G are represented
Different road names.
Step 300：The schematic diagram of structure section road network model as shown in Figure 5, is saved the section as section
Point using the connection relation between the different sections as the connecting line between the section node, builds section road network mould
Type obtains section space scale model, can identify the bifurcation mouth that Important Sections and link road are intersegmental in whole road network.
Step 400：The schematic diagram of structure corporations road network model as shown in Figure 6, corporations' aggregation zone is made
For corporations' node, using the connection relation between different corporations' aggregation zones as the connecting line between corporations' node, structure
Corporations' road network model is built, obtains corporations' space scale model, the community structure in road network and mutual pass can be probed into
System, wherein, C1, C2, C3, C4 represent different corporations' aggregation zones respectively.
Step 500：Attack the road name space Scale Model, the section space scale model and corporations space ruler
The part of nodes in model is spent, it is empty to obtain attack road name space Scale Model, attack section space scale model and attack corporations
Between Scale Model.
Step 600：According to the road name space Scale Model, the section space scale model, corporations space ruler
Spend model, the attack road name space Scale Model, the attack section space scale model, attack corporations space scale
Model calculates road name maximal connected subgraphs relative value, section maximal connected subgraphs relative value, corporations' maximal connected subgraphs relative value；
Road name connection efficiency relative value, section connection efficiency relative value, corporations' connection efficiency relative value；Road name number of turns rate, the section number of turns
Rate, corporations' number of turns rate.
Wherein, the road name maximal connected subgraphs relative value represents the largest connected of the attack road name space Scale Model
The ratio of subgraph area and the maximal connected subgraphs area of the road name space Scale Model；The section maximal connected subgraphs phase
Represent value the maximal connected subgraphs area for attacking section space scale model with the section space scale model most
The ratio of big connected subgraph area；Corporations' maximal connected subgraphs relative value represents attack corporations space scale model
The ratio of maximal connected subgraphs area and the maximal connected subgraphs area of corporations' space scale model.
The road name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value and the corporations most Dalian
Logical subgraph relative value can reflect the scale variation of the road network.
The road name connection efficiency relative value represents the connection efficiency of the attack road name space Scale Model and the road
The ratio of the connection efficiency of name space Scale Model；The section connection efficiency relative value represents the attack section space scale
The ratio of the connection efficiency of model and the connection efficiency of the section space scale model；The corporations connect efficiency relative value table
Show the ratio of the connection efficiency and the connection efficiency of corporations' space scale model of attack corporations space scale model.
The road name connection efficiency relative value, section connection efficiency relative value connect efficiency relative value with the corporations
It can reflect the connectivity variation of the road network.
The road name number of turns rate represents the number of turns of the attack road name space Scale Model and the road name space scale mould
The ratio of the number of turns of type；The section number of turns rate represents the number of turns of the attack section space scale model and the section space
The ratio of the number of turns of Scale Model；Corporations' number of turns rate represents the number of turns of attack corporations space scale model and the society
The ratio of the number of turns of group's space scale model.
The road name number of turns rate, the section number of turns rate and corporations' number of turns rate can reflect supply alternative route ability
Variation.
Step 700：According to road name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value, institute
State corporations' maximal connected subgraphs relative value；The road name connection efficiency relative value, section connection efficiency relative value, the society
Group's connection efficiency relative value；The road name number of turns rate, the section number of turns rate, corporations' number of turns rate calculate robustness evaluation and refer to
Scale value.
Step 800：The robustness of the road of the survey region is determined according to the robustness evaluation index value.
Paired method modeling figure as shown in Figure 3, the method for the structure road name road network model are modeled for paired method, no
It must consider the physical length of road.
The evaluation index value specifically includes：The relative value of maximal connected subgraphs, opposite connection efficiency value, number of turns rate.
The attack specifically includes random attack and calculated attack.
The random attack represents that natural cause is interfered caused by the road network.
The calculated attack represents that human factor is interfered caused by the road network.
Complexity is judged according to the road network model of multi-spatial scale, according to the distribution of node, convergence factor, average road
Three parameters of electrical path length judge the complexity of the road network.By the characteristic value of convergence factor and average path length and together
Node random network compares, and is can be explained if with larger convergence factor and shorter average path length with worldlet spy
Property.Judge whether matched curve of the distribution function of node degree under log-log coordinate is linear relationship under multi-spatial scale
The uncalibrated visual servo characteristic of road network.
Road network model is established by multi-spatial scale, with the topological property and complex characteristics of multi-angular analysis road network.
And real roads are simulated by nature, disturbed condition the commenting as road network robust performance of human factor using different attack strategies
Sentence foundation, utmostly restore the network evolution situation that road network is interfered.
To achieve these goals, the present invention also provides following schemes：
A kind of robustness of road network veneziano model as shown in Figure 2 determines the structure chart of system, and the determining system includes：
Road network acquisition module 1, for determining survey region, the road of the survey region forms road network, root
According to the road name of all roads of road network acquisition, section, corporations' aggregation zone.
Road name space Scale Model structure module 2 is connect with the road network acquisition module 1, the road name space scale
Model construction module 2 is used for using road name as road name node, using the section intersection of the different road names as the road
Connecting line between name node, structure road name road network model, obtains road name space Scale Model.
Section space scale model construction module 3 is connect with the road network acquisition module 1, the section space scale
Model construction module 3 is used for using the section as section node, using the connection relation between the different sections as described in
Connecting line between the node of section builds section road network model, obtains section space scale model.
Corporations' space scale model construction module 4 is connect with the road network acquisition module 1, corporations' space scale
Model construction module 4 is used for using corporations' aggregation zone as corporations' node, will be between different corporations' aggregation zones
Connection relation obtains corporations' space scale model as the connecting line between corporations' node, structure corporations road network model.
Attack module 5 and road name space Scale Model structure module 2, the section space scale model construction module
3 and corporations' space scale model construction module 4 connect, the attack module 5 is for attacking the road name space scale mould
Part of nodes in type, the section space scale model and corporations' space scale model obtains attack road name space ruler
Spend model, attack section space scale model and attack corporations space scale model.
Computing module 6 is connect with the attack module 5, and the computing module 6 is used for according to the road name space scale mould
Type, corporations' space scale model, the attack road name space Scale Model, described is attacked at the section space scale model
Hit section space scale model, attack corporations space scale model calculates road name maximal connected subgraphs relative value, section most
Big connected subgraph relative value, corporations' maximal connected subgraphs relative value；Road name connection efficiency relative value, section connection efficiency are opposite
Value, corporations' connection efficiency relative value；Road name number of turns rate, section number of turns rate, corporations' number of turns rate.
Evaluation index value computing module 7 is connect with the computing module 6, and the evaluation index value computing module 7 is used for root
According to road name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value, corporations' maximal connected subgraphs
Relative value；The road name connection efficiency relative value, section connection efficiency relative value, corporations connection efficiency relative value；
The road name number of turns rate, the section number of turns rate, corporations' number of turns rate calculate robustness evaluation index value.
Robustness determining module 8 and the evaluation index value computing module 7, the robustness determining module 8 are used for basis
The robustness evaluation index value determines the robustness of the road of the survey region.
Mostly using track, public transport as object in the robust performance analysis method of conventional traffic, for the analysis method of road network
It is less, and sample data takes the traffic data under single scale, it is impossible to fully demonstrate the robust performance of road network.The present invention with
Traditional application field is related to the roadnet in traffic system, establishes veneziano model under multi-spatial scale, respectively with road name, section
And the space scale of corporations Multiple factors such as section, intersection and the corporations of name of never going the same way divide the topological structure of road network
Analysis fully considers special heterogeneity, more considers the topological relation between road network comprehensively.To attack at random and calculated attack is as attacking
The mode of hitting corresponds to the situation that real road is destroyed by nature and human factor.Using indexs such as maximal connected subgraphs as robustness
Evaluation index, from the scale of network, connectivity and give the situation of change of alternative route ability and consider the robust of road network
Performance.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.For system disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related part is said referring to method part
It is bright.
Specific case used herein is expounded the principle of the present invention and embodiment, and above example is said
The bright method and its core concept for being merely used to help understand the present invention；Meanwhile for those of ordinary skill in the art, foundation
The thought of the present invention, in specific embodiments and applications there will be changes.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (4)
1. a kind of robustness of road network veneziano model determines method, which is characterized in that the determining method includes：
Determine survey region, the road of the survey region forms road network, and all roads are obtained according to the road network
Road name, section, corporations' aggregation zone；
Using road name as road name node, using the section intersection of the different road names as the connection between the name node of the road
Line, structure road name road network model, obtains road name space Scale Model；
Using the section as section node, using the connection relation between the different sections as the company between the section node
Wiring builds section road network model, obtains section space scale model；
Using corporations' aggregation zone as corporations' node, using the connection relation between different corporations' aggregation zones as institute
The connecting line between corporations' node is stated, structure corporations road network model obtains corporations' space scale model；
Attack the portion in the road name space Scale Model, the section space scale model and corporations' space scale model
Partial node obtains attack road name space Scale Model, attack section space scale model and attack corporations space scale model；
According to the road name space Scale Model, the section space scale model, corporations' space scale model, described attack
It hits road name space Scale Model, the attack section space scale model, attack corporations space scale model and calculates road name
Maximal connected subgraphs relative value, section maximal connected subgraphs relative value, corporations' maximal connected subgraphs relative value；Road name connection efficiency
Relative value, section connection efficiency relative value, corporations' connection efficiency relative value；Road name number of turns rate, section number of turns rate, corporations' number of turns
Rate；
Wherein, the road name maximal connected subgraphs relative value represents the maximal connected subgraphs of the attack road name space Scale Model
The ratio of area and the maximal connected subgraphs area of the road name space Scale Model；The section maximal connected subgraphs relative value
Represent the most Dalian of the maximal connected subgraphs area and the section space scale model of the attack section space scale model
The ratio of logical subgraph area；Corporations' maximal connected subgraphs relative value represents the maximum of attack corporations space scale model
The ratio of connected subgraph area and the maximal connected subgraphs area of corporations' space scale model；
The road name connection efficiency relative value represents that the connection efficiency of the attack road name space Scale Model and road name are empty
Between Scale Model connection efficiency ratio；The section connection efficiency relative value represents the attack section space scale model
Connection efficiency and the section space scale model connection efficiency ratio；Corporations' connection efficiency relative value represents institute
State the ratio of the connection efficiency and the connection efficiency of corporations' space scale model of attack corporations space scale model；
The road name number of turns rate represents the number of turns of the attack road name space Scale Model and the road name space Scale Model
The ratio of the number of turns；The section number of turns rate represents the number of turns of the attack section space scale model and the section space scale
The ratio of the number of turns of model；Corporations' number of turns rate represents that the number of turns of attack corporations space scale model and the corporations are empty
Between Scale Model the number of turns ratio；
According to road name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value, the corporations most Dalian
Logical subgraph relative value；The road name connection efficiency relative value, section connection efficiency relative value, corporations connection efficiency phase
To value；The road name number of turns rate, the section number of turns rate, corporations' number of turns rate calculate robustness evaluation index value；
The robustness of the road of the survey region is determined according to the robustness evaluation index value.
2. a kind of robustness of road network veneziano model according to claim 1 determines method, which is characterized in that the structure
The method of road name road network model is modeled for paired method.
3. a kind of robustness of road network veneziano model according to claim 1 determines method, which is characterized in that the attack
Specifically include random attack and calculated attack；
The random attack represents that natural cause is interfered caused by the road network；
The calculated attack represents that human factor is interfered caused by the road network.
4. a kind of robustness of road network veneziano model determines system, which is characterized in that the determining system includes：
Road network acquisition module, for determining survey region, the road of the survey region forms road network, according to described
The road name of all roads of road network acquisition, section, corporations' aggregation zone；
Road name space Scale Model structure module is connect with the road network acquisition module, the road name space Scale Model structure
Block is modeled to be used for using road name as road name node, using the section intersection of the different road names as between the name node of the road
Connecting line, structure road name road network model, obtain road name space Scale Model；
Section space scale model construction module is connect with the road network acquisition module, the section space scale model structure
Block is modeled to be used for using the section as section node, using the connection relation between the different sections as the section node
Between connecting line, build section road network model, obtain section space scale model；
Corporations' space scale model construction module is connect with the road network acquisition module, corporations' space scale model structure
Block is modeled to be used for using corporations' aggregation zone as corporations' node, by the connection relation between different corporations' aggregation zones
As the connecting line between corporations' node, structure corporations road network model obtains corporations' space scale model；
It attacks module and the road name space Scale Model and builds module, the section space scale model construction module and described
Corporations' space scale model construction module connection, the attack module are used to attack the road name space Scale Model, the road
Part of nodes in section space scale model and corporations' space scale model obtains attack road name space Scale Model, attacks
Hit section space scale model and attack corporations space scale model；
Computing module connect with the attack module, and the computing module is for according to the road name space Scale Model, described
Section space scale model, corporations' space scale model, the attack road name space Scale Model, the attack section are empty
Between Scale Model, the attack corporations space scale model calculate road name maximal connected subgraphs relative value, the largest connected son in section
Figure relative value, corporations' maximal connected subgraphs relative value；Road name connection efficiency relative value, section connection efficiency relative value, corporations connect
Logical efficiency relative value；Road name number of turns rate, section number of turns rate, corporations' number of turns rate；
Evaluation index value computing module is connect with the computing module, and the evaluation index value computing module is used for according to the road
Name maximal connected subgraphs relative value, the section maximal connected subgraphs relative value, corporations' maximal connected subgraphs relative value；Institute
State road name connection efficiency relative value, section connection efficiency relative value, corporations connection efficiency relative value；The road name circle
Digit rate, the section number of turns rate, corporations' number of turns rate calculate robustness evaluation index value；
Robustness determining module and the evaluation index value computing module, the robustness determining module are used for according to the robust
Property evaluation index value determines the robustness of the road of the survey region.
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| CN109509350A (en) * | 2018-12-24 | 2019-03-22 | 银江股份有限公司 | A kind of intersection operational efficiency calculation method based on oriented two points of weighting networks |
| CN109740898A (en) * | 2018-12-25 | 2019-05-10 | 重庆大学 | A kind of road network reliability estimation method, system, terminal and medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109509350A (en) * | 2018-12-24 | 2019-03-22 | 银江股份有限公司 | A kind of intersection operational efficiency calculation method based on oriented two points of weighting networks |
| CN109509350B (en) * | 2018-12-24 | 2020-09-25 | 银江股份有限公司 | Intersection operation efficiency calculation method based on directed binary weight network |
| CN109740898A (en) * | 2018-12-25 | 2019-05-10 | 重庆大学 | A kind of road network reliability estimation method, system, terminal and medium |
| CN109740898B (en) * | 2018-12-25 | 2023-05-12 | 重庆大学 | Road network reliability assessment method, system, terminal and medium |
| CN109873721A (en) * | 2019-02-27 | 2019-06-11 | 杭州师范大学 | A method of infrastructure network robustness is assessed based on multilayer complex network |
| CN109873721B (en) * | 2019-02-27 | 2021-11-09 | 杭州师范大学 | Method for evaluating robustness of infrastructure network based on multi-layer complex network |
| CN110232818A (en) * | 2019-05-16 | 2019-09-13 | 北京航空航天大学 | A kind of urban transportation brittleness appraisal procedure based on Analysis of The Seepage |
| CN110232818B (en) * | 2019-05-16 | 2021-06-18 | 北京航空航天大学 | Urban traffic brittleness evaluation method based on seepage analysis |
| CN111210166A (en) * | 2020-02-17 | 2020-05-29 | 电子科技大学 | Robustness assessment method for urban functional system |
| CN111210166B (en) * | 2020-02-17 | 2023-06-20 | 电子科技大学 | Robustness assessment method of urban functional system |
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