CN116662682B - Target crowd determination method, device and storage medium - Google Patents
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Abstract
The application discloses a method, equipment and storage medium for determining target crowd, wherein the method comprises the following steps: acquiring a plurality of personnel access records of a target area; acquiring a plurality of first access records comprising the identity of a first designated person from the plurality of personnel access records; acquiring a plurality of second access records related to the access track of each first access record from a plurality of personnel access records, and acquiring a plurality of record sets related to a first appointed personnel; determining the support degree between the first appointed person and each first non-appointed person in the access target area in the access records of the plurality of persons by utilizing the plurality of record sets; based on the support, a target group of people is determined among the plurality of first unspecified people. According to the method and the device, the access track analysis is carried out through the personnel access records, the support degree between the first appointed personnel and the first non-appointed personnel is calculated, the target crowd is screened out on the basis of the support degree at the first non-appointed personnel, and the determination of suspicious personnel around the important crowd is achieved.
Description
Technical Field
The application relates to the technical field of data mining, in particular to a target crowd determining method, device and storage medium.
Background
In the construction of an intelligent community, supervision and management are required to be carried out on key people in the community so as to protect the safety of the community. However, due to the complexity of the personnel relationship in the community, only the appointed key crowd is generally supervised and managed at present, and the supervision and management on suspicious personnel around the key crowd are lacked.
Therefore, how to determine suspicious people around important people is a technical problem to be solved currently.
Disclosure of Invention
The embodiment of the application provides a target crowd determining method, target crowd determining equipment and a target crowd storing medium, and aims to determine suspicious people around important crowd.
In one aspect, the present application provides a method for determining a target crowd, including:
the method comprises the following steps:
acquiring a plurality of personnel access records of a target area, wherein each personnel access record comprises an identity mark, an access type and access time of a person accessing the target area, and the access type comprises an access behavior or an access behavior;
acquiring a plurality of first access records comprising the identity of a first appointed person from the plurality of personnel access records;
acquiring a plurality of second access records associated with the access tracks of the first access records based on the access type and the access time in the plurality of personnel access records, and obtaining a plurality of record sets associated with the first appointed personnel, wherein each record set comprises a plurality of second access records associated with the access tracks of one first access record;
determining the support degree between the first appointed person and each first non-appointed person accessing the target area in the plurality of person access records by utilizing the plurality of record sets;
and determining a target crowd from a plurality of first non-designated people based on the support degree.
In some embodiments, the obtaining, in the plurality of personnel access records, a plurality of second access records associated with the first access records having access tracks based on the access type and the access time includes:
sequentially taking each first access record as a target access record, and acquiring a target access type and target access time in the target access record;
determining a plurality of third access records in the plurality of personnel access records, wherein the time interval between the access time of each third access record and the target access time is smaller than a preset time interval;
and determining a plurality of second access records in the plurality of third access records, wherein the access type of each second access record is the same as the target access type.
In some embodiments, a plurality of designated persons are provided, the plurality of designated persons including the first designated person, and the determining, using the plurality of record sets, a support degree between the first designated person and each first non-designated person accessing the target area in the plurality of person access records includes:
after a plurality of record sets associated with a plurality of appointed persons are obtained from the plurality of personnel access records, determining the total number of the plurality of record sets associated with the plurality of appointed persons;
sequentially taking each first non-designated person as a target person, and determining the first set number comprising the target person in a plurality of record sets associated with the first designated person;
and determining the support degree between the first appointed person and the target person based on the ratio of the first aggregate number to the aggregate total number, so as to obtain the support degree between the first appointed person and each first non-appointed person entering and exiting the target area.
In some embodiments, the determining, based on the support, a target crowd among the plurality of first non-designated people includes:
determining a second set number of the plurality of record sets associated with the first designated person;
taking the ratio of the first set number to the second set number as the confidence coefficient between the first appointed person and the target person, so as to obtain the confidence coefficient between the first appointed person and each first non-appointed person;
deleting the first unspecified person with the confidence coefficient smaller than the preset minimum confidence coefficient from the first unspecified persons to obtain a plurality of second unspecified persons;
and determining the target crowd from a plurality of second non-designated people based on the support degree. In some embodiments, the determining the target group of people from the second non-designated people based on the support includes:
sorting the plurality of second non-designated persons according to the support degree to obtain person ranks;
taking a plurality of second non-designated persons with the largest support degree in the person ranking as a plurality of third non-designated persons;
and determining the target crowd in the third non-designated persons.
In some embodiments, the acquiring the plurality of personnel access records for the target area includes:
acquiring a plurality of personnel access records of the target area in the nearest first preset time period;
the determining the support degree between the first appointed person and the target person based on the ratio of the first set number to the set total number comprises:
determining a first support degree of the first appointed person and the target person in a first latest preset time period based on the ratio of the first set number to the set total number;
acquiring a second support degree of the first appointed person and the target person within a second latest preset time period, wherein the second preset time period is unequal to the first preset time period;
and determining the support degree between the first appointed person and the target person based on the first support degree and the second support degree.
In some embodiments, the obtaining the multiple personnel access records of the target area within the first latest preset time period includes:
acquiring a plurality of personnel access records of the target area in a preset night time period within a nearest first preset time period;
the determining, based on the ratio of the first aggregate number to the aggregate total number, a first support degree of the first designated person and the target person within a first latest preset time period includes:
taking the ratio of the first set number to the set total number as a third support degree of the first appointed person and the target person in a preset night time period within a latest first preset time period;
acquiring a fourth support degree of the first appointed person and the target person in a preset daytime period within a latest first preset time period;
and determining a first support degree of the first appointed person and the target person in a first latest preset time period based on the third support degree and the fourth support degree.
In some embodiments, the obtaining the multiple personnel access records of the target area for the preset night period within the latest first preset duration includes:
determining a plurality of cells in the target area;
determining personnel access identification equipment at each access point in each community;
and acquiring personnel access records of a preset night time period in the latest first preset time period from each personnel access identification device to acquire a plurality of personnel access records.
In another aspect, the present application also provides a computer device, including:
one or more processors;
a memory; and
one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the processor to perform the steps in the method of determining a target population of any of the claims.
In another aspect, the present application also provides a computer readable storage medium having stored thereon a computer program to be loaded by a processor to perform the steps in the method of determining a target population according to any one of the preceding claims.
The method, the device and the storage medium for determining the target crowd provided by the embodiment of the application, wherein the method comprises the following steps: acquiring a plurality of personnel access records of a target area, wherein each personnel access record comprises an identity of a person accessing the target area, an access type and access time, and the access type comprises an access behavior or an access behavior; acquiring a plurality of first access records comprising the identity of a first designated person from the plurality of personnel access records; in the multiple personnel access records, based on the access type and access time, acquiring multiple second access records related to the access track of each first access record, and obtaining multiple record sets related to the first appointed personnel, wherein each record set comprises multiple second access records related to the access track of one first access record; determining the support degree between the first appointed person and each first non-appointed person in the access target area in the access records of the plurality of persons by utilizing the plurality of record sets; based on the support, a target group of people is determined among the plurality of first unspecified people. According to the embodiment of the application, the access track analysis is carried out through the personnel access records, the support degree between the first appointed personnel and the first non-appointed personnel is calculated, the target crowd is screened out on the basis of the support degree on the basis of the first non-appointed personnel, and the determination of suspicious personnel around the important crowd is realized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of one embodiment of a method for determining a target group provided in an embodiment of the present application;
FIG. 2 is a flowchart of another embodiment of a method for determining a target group according to an embodiment of the present application;
FIG. 3 is a flowchart of another embodiment of a method for determining a target group according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of one embodiment of a computer device provided in an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
In the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In this application, the term "exemplary" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the application. In the following description, details are set forth for purposes of explanation. It will be apparent to one of ordinary skill in the art that the present application may be practiced without these specific details. In other instances, well-known structures and processes have not been shown in detail to avoid obscuring the description of the present application with unnecessary detail. Thus, the present application is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
The embodiment of the application provides a method, a device and a storage medium for determining target crowd, and the method, the device and the storage medium are respectively described in detail below.
Referring to fig. 1, fig. 1 is a flowchart of an embodiment of a method for determining a target crowd provided in an embodiment of the present application, where the method for determining a target crowd includes:
101. acquiring a plurality of personnel access records of a target area, wherein each personnel access record comprises an identity of a person accessing the target area, an access type and access time, and the access type comprises an access behavior or an access behavior;
in this embodiment, the target area may be a designated community, where the community may include a plurality of cells, and each cell may be provided with a plurality of entrances and exits for people in each cell to enter and exit. Of course, the target area may also be a single cell. The identification mark can be an ID of a person, such as an identification mark of an access card number, fingerprint information, face information, license plate number and the like of the person. The access type is determined based on the access behavior of the person, for example, the access type is the access behavior when the person exits the cell, and the access type is the access behavior when the person enters the cell.
The plurality of personnel access records of the target area can be acquired through personnel access identification equipment arranged at the entrances and exits of the communities. The personnel access recognition device can be a community access control device, a license plate number recognition system of a vehicle access community and the like.
102. Acquiring a plurality of first access records comprising the identity of a first designated person from the plurality of personnel access records;
in this embodiment, the first designated person is generally a key person in the community that needs to be supervised and managed, and may store the identity of the first designated person in advance. The first access records comprise the identity marks of the first appointed personnel, namely the access tracks of key personnel.
103. In the multiple personnel access records, based on the access type and access time, acquiring multiple second access records related to the access track of each first access record, and obtaining multiple record sets related to the first appointed personnel, wherein each record set comprises multiple second access records related to the access track of one first access record;
in this embodiment, the access track association refers to having similar access cell behavior. In the plurality of personnel access records, based on the access type and the access time, acquiring a plurality of second access records associated with the access track of each first access record may include: sequentially taking each first access record as a target access record, and acquiring a target access type and target access time in the target access record; determining a plurality of third access records in the plurality of personnel access records, wherein the time interval between the access time of each third access record and the target access time is smaller than a preset time interval, namely the access time of the third access record is similar to the access time of the target access record, wherein the preset time interval can be set based on actual requirements, for example, the preset time interval can be 30 seconds; and determining a plurality of second access records in the plurality of third access records, wherein the access type of each second access record is the same as the target access type, namely the access personnel in the second access record are the same-in or same-out personnel of the first appointed personnel.
It will be appreciated that since there are typically multiple people entering or exiting from the first designated person at the same time, there may also be multiple second access records associated with each first access record having an access track.
104. Determining the support degree between the first appointed person and each first non-appointed person in the access target area in the access records of the plurality of persons by utilizing the plurality of record sets;
in the present embodiment, the Support degree (Support) means: in the multiple personnel access records of the target area, the probability that the first appointed personnel and the first non-appointed personnel enter or exit simultaneously, namely the probability that the first non-appointed personnel is suspicious personnel beside the first appointed personnel. The specific determination of the support is shown in the embodiment of fig. 2.
105. Based on the support, a target group of people is determined among the plurality of first unspecified people.
In this embodiment, the target crowd is suspicious around the first designated person, and the target crowd is screened out through the support degree.
In some embodiments, determining the target group of people from the first plurality of non-designated people based on the support may include: sequencing a plurality of first non-designated persons according to the support degree to obtain a person ranking, wherein in the person ranking, a preset number of first non-designated persons with the maximum support degree (the step can be realized through a TopK algorithm, and the specific process is not repeated here), and the preset number can be set based on actual requirements; and deleting preset resident personnel and preset common peer personnel of the first appointed personnel from a plurality of first non-appointed personnel with the largest support degree, and obtaining the target crowd.
In some embodiments, after the target personnel are determined, the identity of the target personnel can be synchronized to the community key demographics system, so that the identity of the target personnel can be conveniently inquired and called, and the supervision and management of suspicious personnel around the key crowd can be realized.
According to the method for determining the target crowd, because key crowd in communities often have similar activity tracks, such as in-out community behaviors, in-out track analysis can be performed through personnel in-out records, the support degree between the first appointed personnel and the first non-appointed personnel is calculated, the target crowd is screened out on the basis of the support degree, and the determination of suspicious personnel around the key crowd is achieved.
As shown in fig. 2, on the basis of the embodiment shown in fig. 1, a plurality of designated persons including the first designated person are provided. Using the plurality of record sets, determining, in the plurality of person access records, a support degree between the first designated person and each first non-designated person accessing the target area may include:
201. after a plurality of record sets associated with a plurality of appointed persons are obtained from a plurality of personnel access records, determining the total number of the plurality of record sets associated with the plurality of appointed persons;
in this embodiment, since a plurality of designated persons are provided, the plurality of record sets associated with the plurality of designated persons can be determined one by one for each designated person according to the manner of determining the plurality of record sets associated with the first designated person, and the plurality of record sets associated with the plurality of designated persons can be obtained. After a plurality of record sets associated with a plurality of appointed persons are obtained from a plurality of personnel access records, determining the total number of the record sets associated with the appointed persons, wherein the total number of the record sets is the total sample number when the support degree is calculated.
202. Sequentially taking each first non-designated person as a target person, and determining the number of first sets comprising the target person in a plurality of record sets associated with the first designated person;
in this embodiment, the plurality of record sets associated with the first designated person further includes a set of target persons, that is, samples of the target persons that are co-entered or co-entered with the first designated person. The first aggregate number of target persons, i.e. the number of samples the target person is in or out of the first unspecified person.
203. And determining the support degree between the first appointed person and the target person based on the ratio of the first aggregate number to the aggregate total number, so as to obtain the support degree between the first appointed person and each first non-appointed person entering and exiting the target area.
In some embodiments, the ratio of the first aggregate number to the aggregate total number may be directly used as the support between the first designated person and the target person. And after taking each first non-designated person as a target person in turn, the support degree between the first designated person and each first non-designated person entering and exiting the target area can be obtained.
In some embodiments, since the multiple personnel access records of the target area may be the personnel access records in the last week and the last three months, different durations may be differentiated to calculate the support degree, so as to obtain a more accurate support degree. Specifically, acquiring a plurality of personnel access records of the target area may include: the multiple personnel access records of the target area in the nearest first preset time period are obtained, and the first preset time period can be one week, three months and the like, and is not limited herein. Further, determining the support between the first designated person and the target person based on the ratio of the first aggregate number to the aggregate total number may include: determining a first support degree of a first appointed person and a target person in a first latest preset time period based on a ratio of the first set number to the set total number; the second support degree of the first appointed person and the target person in the latest second preset time period is obtained, the calculation mode of the second support degree is similar to that of the first support degree, and is not repeated herein, the second preset time period is not equal to the first preset time period, for example, the first preset time period can be one week, and the second preset time period can be three months; and determining the support degree between the first appointed person and the target person based on the first support degree and the second support degree.
In a further embodiment, determining the support between the first designated person and the target person based on the first support and the second support may include: acquiring a first preset weight of a first support degree and a second preset weight of a second support degree; and calculating a weighted sum of the first support degree and the second support degree based on the first preset weight and the second preset weight, and taking the weighted sum as the support degree between the first appointed person and the target person. The first preset weight is not equal to the second preset weight, and generally, when the second preset time period is less than the first preset time period, the second preset weight is greater than the first preset weight, and when the second preset time period is greater than the first preset time period, the second preset weight is less than the first preset weight.
In a further embodiment, since the first designated person and the suspicious person of identity are more likely to come in and go out at night, the support may also be calculated by distinguishing between night and day to obtain more accurate support. Specifically, the obtaining the multiple personnel access records of the target area within the nearest first preset duration may include: and acquiring a plurality of personnel access records of the target area in a preset night time period within the nearest first preset time period. Further, determining the first support degree of the first designated person and the target person within the first latest preset time period based on the ratio of the first aggregate number to the aggregate total number may include: taking the ratio of the first set number to the set total number as the third support degree of the first appointed person and the target person in the latest preset night time period, wherein the preset night time period can be preset, for example, the preset night time period can be 18 points per day to 6 points of the next day; acquiring a fourth support degree of a preset daytime period of the first appointed person and the target person within the latest first preset time period, wherein the preset daytime period can be preset, for example, the preset daytime period can be 6 to 18 points per day, and the calculation mode of the fourth support degree is similar to that of the third support degree and is not repeated herein; and determining the first support degree of the first appointed person and the target person in the nearest first preset time period based on the third support degree and the fourth support degree.
In a further embodiment, determining the first support degree of the first designated person and the target person within the first preset time period based on the third support degree and the fourth support degree may include: acquiring a third preset weight of a third support degree and a fourth preset weight of a fourth support degree; and calculating a weighted sum of the third support degree and the fourth support degree based on the third preset weight and the fourth preset weight, and taking the weighted sum as a first support degree of the first appointed person and the target person in the nearest first preset time period. The third preset weight is not equal to the fourth preset weight, and in general, the third preset weight is greater than the fourth preset weight.
In a further embodiment, obtaining a plurality of personnel access records of the target area for a preset night period within a first preset time period of the latest time may include: determining a plurality of cells in a target area; determining personnel access identification equipment at each access point in each cell; and acquiring personnel access records of the preset night time period in the latest first preset time period from each personnel access identification device to acquire a plurality of personnel access records of the target area in the latest first preset time period in the preset night time period.
As shown in fig. 3, on the basis of the embodiment shown in fig. 1 or fig. 2, determining, based on the support degree, a target crowd among a plurality of first unspecified people may include:
301. determining a second set number of the plurality of record sets associated with the first designated person;
302. taking the ratio of the first set number to the second set number as the confidence coefficient between the first appointed person and the target person, thereby obtaining the confidence coefficient between the first appointed person and each first non-appointed person;
in this embodiment, in order to avoid improving the accuracy of the target population, a screening may be performed based on Confidence (Confidence) before the person screening is performed based on the support. Confidence refers to the probability that a person who is co-entered or co-exited with a first designated person is the first designated person in a plurality of sets of records associated with the first designated person. And after taking each first non-designated person as a target person in turn, obtaining the confidence between the first designated person and each first non-designated person.
303. Deleting the first unspecified person with the confidence coefficient smaller than the preset minimum confidence coefficient from the first unspecified persons to obtain a plurality of second unspecified persons;
in this embodiment, the first non-designated person whose confidence is smaller than the preset minimum confidence is considered to be the person having the lower association with the first designated person, and therefore the first non-designated person whose confidence is smaller than the preset minimum confidence is deleted. The remaining ones of the first plurality of non-designated people, i.e., the second plurality of non-designated people.
304. Based on the support, a target group of people is determined among the plurality of second unspecified people.
In this embodiment, determining, based on the support degree, the target crowd among the plurality of second non-designated people may include: sequencing a plurality of second unspecified persons according to the support degree to obtain a person ranking; taking a plurality of second non-designated persons with the largest support degree in the person ranking as a plurality of third non-designated persons; and determining the target crowd from the plurality of third non-designated people, wherein the target crowd can be obtained by deleting preset resident personnel and preset common peer personnel of the first designated people from the plurality of third non-designated people and then collecting the rest of people.
In addition to the above description of the determination method for the target crowd, embodiments of the present application further provide a computer device, where the computer device includes:
one or more processors;
a memory; and
one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the processor to perform the steps of any of the above-described embodiments of the method of determining a target population.
As shown in fig. 4, a schematic structural diagram of a computer device according to an embodiment of the present application is shown, specifically:
the computer device may include one or more processors 401 of a processing core, a storage unit 402 of one or more computer readable storage media, a power supply 403, and an input unit 404, among other components. Those skilled in the art will appreciate that the computer device structure shown in FIG. 4 is not limiting of the computer device and may include more or fewer components than shown, or may be combined with certain components, or a different arrangement of components. Wherein:
the processor 401 is a control center of the computer device, connects respective portions of the entire computer device using various interfaces and lines, and performs various functions of the computer device and processes data by running or executing software programs and/or modules stored in the storage unit 402 and calling data stored in the storage unit 402, thereby performing overall monitoring of the computer device. Optionally, processor 401 may include one or more processing cores; preferably, the processor 401 may integrate an application processor and a modem processor, wherein the application processor mainly processes an operating system, a user interface, an application program, etc., and the modem processor mainly processes wireless communication. It will be appreciated that the modem processor described above may not be integrated into the processor 401.
The storage unit 402 may be used to store software programs and modules, and the processor 401 executes various functional applications and data processing by running the software programs and modules stored in the storage unit 402. The storage unit 402 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like; the storage data area may store data created according to the use of the computer device, etc. In addition, the storage unit 402 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device. Accordingly, the memory unit 402 may also include a memory controller to provide the processor 401 with access to the memory unit 402.
The computer device further comprises a power supply 403 for supplying power to the various components, preferably the power supply 403 may be logically connected to the processor 401 by a power management system, so that functions of charge, discharge, and power consumption management may be performed by the power management system. The power supply 403 may also include one or more of any of a direct current or alternating current power supply, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like.
The computer device may also include an input unit 404, which input unit 404 may be used to receive input numeric or character information and to generate keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function control.
Although not shown, the computer device may further include a display unit or the like, which is not described herein. In particular, in the embodiment of the present application, the processor 401 in the computer device loads executable files corresponding to the processes of one or more application programs into the storage unit 402 according to the following instructions, and the processor 401 executes the application programs stored in the storage unit 402, so as to implement various functions as follows:
acquiring a plurality of personnel access records of a target area, wherein each personnel access record comprises an identity of a person accessing the target area, an access type and access time, and the access type comprises an access behavior or an access behavior; acquiring a plurality of first access records comprising the identity of a first designated person from the plurality of personnel access records; in the multiple personnel access records, based on the access type and access time, acquiring multiple second access records related to the access track of each first access record, and obtaining multiple record sets related to the first appointed personnel, wherein each record set comprises multiple second access records related to the access track of one first access record; determining the support degree between the first appointed person and each first non-appointed person in the access target area in the access records of the plurality of persons by utilizing the plurality of record sets; based on the support, a target group of people is determined among the plurality of first unspecified people.
According to the target crowd determining method, the personnel access records are used for carrying out access track analysis, the support degree between the first appointed personnel and the first non-appointed personnel is calculated, the target crowd is screened out on the basis of the support degree of the first non-appointed personnel, and the determination of suspicious personnel around the important crowd is achieved.
To this end, embodiments of the present application provide a computer-readable storage medium, which may include: read Only Memory (ROM), random access Memory (RAM, random Access Memory), magnetic or optical disk, and the like. The computer readable storage medium has stored therein a plurality of instructions that can be loaded by a processor to perform the steps of any of the methods for determining a target population provided by embodiments of the present application. For example, the instructions may perform the steps of:
acquiring a plurality of personnel access records of a target area, wherein each personnel access record comprises an identity of a person accessing the target area, an access type and access time, and the access type comprises an access behavior or an access behavior; acquiring a plurality of first access records comprising the identity of a first designated person from the plurality of personnel access records; in the multiple personnel access records, based on the access type and access time, acquiring multiple second access records related to the access track of each first access record, and obtaining multiple record sets related to the first appointed personnel, wherein each record set comprises multiple second access records related to the access track of one first access record; determining the support degree between the first appointed person and each first non-appointed person in the access target area in the access records of the plurality of persons by utilizing the plurality of record sets; based on the support, a target group of people is determined among the plurality of first unspecified people.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.
The above description of the method, the device and the storage medium for determining the target crowd provided in the embodiments of the present application is provided in detail, and specific examples are applied to the description of the principles and the implementation manners of the present application, where the description of the above examples is only used to help understand the method and the core idea of the present application; meanwhile, those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present application, and the present description should not be construed as limiting the present application in view of the above.
Claims (8)
1. A method of determining a target population, the method comprising:
acquiring a plurality of personnel access records of a target area, wherein each personnel access record comprises an identity mark, an access type and access time of a person accessing the target area, and the access type comprises an access behavior or an access behavior;
acquiring a plurality of first access records comprising the identity of a first appointed person from the plurality of personnel access records;
acquiring a plurality of second access records associated with the access tracks of the first access records based on the access type and the access time in the plurality of personnel access records, and obtaining a plurality of record sets associated with the first appointed personnel, wherein each record set comprises a plurality of second access records associated with the access tracks of one first access record;
determining the support degree between the first appointed person and each first non-appointed person accessing the target area in the plurality of person access records by utilizing the plurality of record sets;
determining a target crowd from a plurality of first non-designated people based on the support degree;
the method for determining the support degree between the first appointed person and each first non-appointed person entering and exiting the target area in the multiple person entering and exiting records comprises the steps of: after a plurality of record sets associated with a plurality of appointed persons are obtained from the plurality of personnel access records, determining the total number of the plurality of record sets associated with the plurality of appointed persons; sequentially taking each first non-designated person as a target person, and determining the first set number comprising the target person in a plurality of record sets associated with the first designated person; determining the support degree between the first appointed person and the target person based on the ratio of the first aggregate number to the aggregate total number, so as to obtain the support degree between the first appointed person and each first non-appointed person entering and exiting the target area;
the acquiring the multiple personnel access records of the target area includes: acquiring a plurality of personnel access records of the target area in the nearest first preset time period;
the determining the support degree between the first appointed person and the target person based on the ratio of the first set number to the set total number comprises: determining a first support degree of the first appointed person and the target person in a first latest preset time period based on the ratio of the first set number to the set total number; acquiring a second support degree of the first appointed person and the target person within a second latest preset time period, wherein the second preset time period is unequal to the first preset time period; and determining the support degree between the first appointed person and the target person based on the first support degree and the second support degree.
2. The method of determining a target group according to claim 1, wherein the obtaining, from the plurality of person access records, a plurality of second access records associated with the first access records having an access track based on the access type and the access time, includes:
sequentially taking each first access record as a target access record, and acquiring a target access type and target access time in the target access record;
determining a plurality of third access records in the plurality of personnel access records, wherein the time interval between the access time of each third access record and the target access time is smaller than a preset time interval;
and determining a plurality of second access records in the plurality of third access records, wherein the access type of each second access record is the same as the target access type.
3. The method of determining a target group according to claim 1, wherein the determining a target group among the plurality of first unspecified persons based on the support degree includes:
determining a second set number of the plurality of record sets associated with the first designated person;
taking the ratio of the first set number to the second set number as the confidence coefficient between the first appointed person and the target person, so as to obtain the confidence coefficient between the first appointed person and each first non-appointed person;
deleting the first unspecified person with the confidence coefficient smaller than the preset minimum confidence coefficient from the first unspecified persons to obtain a plurality of second unspecified persons;
and determining the target crowd from a plurality of second non-designated people based on the support degree.
4. The method for determining a target group according to claim 3, wherein the determining the target group among the plurality of second unspecified persons based on the support degree includes:
sorting the plurality of second non-designated persons according to the support degree to obtain person ranks;
taking a plurality of second non-designated persons with the largest support degree in the person ranking as a plurality of third non-designated persons;
and determining the target crowd in the third non-designated persons.
5. The method for determining a target crowd as claimed in claim 1, wherein the step of obtaining a plurality of personnel access records of the target area within a first preset time period comprises:
acquiring a plurality of personnel access records of the target area in a preset night time period within a nearest first preset time period;
the determining, based on the ratio of the first aggregate number to the aggregate total number, a first support degree of the first designated person and the target person within a first latest preset time period includes:
taking the ratio of the first set number to the set total number as a third support degree of the first appointed person and the target person in a preset night time period within a latest first preset time period;
acquiring a fourth support degree of the first appointed person and the target person in a preset daytime period within a latest first preset time period;
and determining a first support degree of the first appointed person and the target person in a first latest preset time period based on the third support degree and the fourth support degree.
6. The method of determining a target crowd as claimed in claim 5, wherein said obtaining a plurality of personnel access records for a preset night time period of the target area within a first, nearest preset time period comprises:
determining a plurality of cells in the target area;
determining personnel access identification equipment at each access point in each community;
and acquiring personnel access records of a preset night time period in the latest first preset time period from each personnel access identification device to acquire a plurality of personnel access records.
7. A computer device, the computer device comprising:
one or more processors;
a memory; and
one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the processor to implement the steps in the method of determining a target population of any one of claims 1 to 6.
8. A computer-readable storage medium, having stored thereon a computer program, the computer program being loaded by a processor to perform the steps of the method of determining a target population according to any of claims 1 to 6.
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| CN109635003A (en) * | 2018-12-07 | 2019-04-16 | 南京华苏科技有限公司 | A method of the Community Population information association based on multi-data source |
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Denomination of invention: Method, equipment, and storage medium for determining the target audience Granted publication date: 20240220 Pledgee: Guanggu Branch of Wuhan Rural Commercial Bank Co.,Ltd. Pledgor: Panoramic Zhilian (Wuhan) Technology Co.,Ltd. Registration number: Y2024980008995 |