JP5154600B2 - Advertisement delivery apparatus and method - Google Patents

Description

  The present invention relates to an advertisement distribution apparatus and method.

  2. Description of the Related Art Conventionally, systems that distribute advertisements based on a user's current location have been widely disclosed as distributing advertisements corresponding to users. For example, an advertisement that distributes advertisement data only from the relationship between the position of the mobile communication terminal and the position of the store, inserts the advertisement into the position information, and displays it, thereby allowing the user to easily touch the advertisement A distribution server is disclosed (for example, see Patent Document 1).

JP 2006-279182 A

  However, the advertisement that the user seeks is not limited to an advertisement related to the position where the user is. For example, there is a need for advertisements based on various addresses related to the user, such as attribute information such as the user's home or work address, and the user's favorite location.

  An object of this invention is to provide the advertisement delivery apparatus and method which deliver an advertisement based on the address relevant to a user.

  The present inventors obtain an address character string based on information on various addresses related to the user included in various user logs, thereby delivering an advertisement desired by the user by focusing on the address character string. The headline and the present invention were completed. Specifically, the present invention provides the following.

  (1) A user address character string database that stores user identification information that identifies a user and an address character string associated with the user in association with each other, advertisement identification information that identifies an advertisement, and a distribution area of the advertisement Based on the advertisement address character string database that stores the address character strings in association with each other, the user log acquisition unit that acquires the user log acquired by another device, and the user log acquired by the user log acquisition unit, User address character string acquisition means for acquiring the address character string of the place where the target service is performed, and the address character string acquired by the user address character string acquisition means in association with the user specifying information, the user User address character string storage control means to be stored in the address character string database, and an advertisement distribution request including the user specifying information A pre-matching processing means for extracting the address character string corresponding to the user identification information from the user address character string database in response to the reception from the end, and referring to the advertisement address character string database before the matching An advertisement matching means for extracting the advertisement specifying information stored in association with the address character string having a high degree of association with the address character string extracted by the processing means, and the extracted by the advertisement matching means An advertisement distribution device comprising: advertisement distribution means for distributing an advertisement specified by advertisement specifying information to the terminal of the user.

  According to such a configuration of the present invention, the advertisement distribution device extracts the address character string corresponding to the user identification information from the user address character string database upon receiving the advertisement distribution request, and extracts the address character string into the extracted address character string. On the other hand, advertisement specifying information stored in association with an address character string having a high degree of association is extracted, and an advertisement specified by the advertisement specifying information is distributed to the user's terminal. Therefore, the advertisement distribution device uses the user address character string database to preferentially issue an advertisement accompanied with the designation of the address character string in the distribution area to a user having a higher relevance degree based on the relevance degree between the address character strings. Can be delivered. That is, the advertisement distribution apparatus specifies the distribution area of the advertisement from the advertiser and the user's action range and the area of interest included in various user logs, such as latitude and longitude, coordinates on the map, etc. Compared to and stored in an intuitive and easy-to-understand address string, the string comparison process is lighter in system load than geometric processing such as latitude / longitude and inside / outside determination of the coordinate range on the map. Thus, the advertisement matching process can be performed.

  Further, according to such a configuration of the present invention, the advertisement distribution device acquires a user log from another device, and acquires an address character string of a place where the target service is performed based on the acquired user log. Then, the acquired address character string is associated with the user specifying information and stored in the user address character string database. Therefore, the advertisement distribution apparatus stores, in the user address character string database, log data (“life log”, for example, GPS logs, terminal IP address logs, favorite regions, blog articles, etc., regardless of the information source. ).) By indirectly acquiring and storing the address character string from the address string, the advertisement with the designation of the address character string in the distribution area can be obtained based on the degree of relevance between the address character strings. Can be preferentially delivered to higher users.

  (2) The user address character string storage control unit is configured to provide the address character for each user based on the address character string acquired by the user address character string acquisition unit and the user specifying information during a predetermined period. The advertisement distribution device according to (1), wherein the appearance degrees of columns are totaled and the total appearance degrees are stored in the user address character string database in association with the address character strings.

  According to such a configuration of the present invention, the advertisement distribution device can determine the appearance degree of the address character string for each user based on the address character string extracted by the user address character string extracting unit and the user specifying information during a predetermined period. And the tabulated appearance degree is associated with the address character string and stored in the user address character string database. Therefore, the advertisement distribution apparatus can use the degree of appearance as the degree of association between address character strings.

  (3) The advertisement address character string database stores a weight corresponding to the address character string for each advertisement specifying information, and the advertisement matching means stores the degree of appearance stored in the user address character string database. And the weight stored in the advertisement address character string database to identify a combination that can obtain a larger score, thereby extracting the advertisement specifying information having a high degree of association. (2) The advertisement distribution device described.

  According to such a configuration of the present invention, the advertisement delivery device stores the weight corresponding to the address character string for each advertisement specifying information in the advertisement address character string database, so that the advertisement matching means can change the user address character. By multiplying the appearance degree stored in the column database and the weight stored in the advertisement address character string database, the combination that obtains a larger score is specified, and the advertisement specifying information having a high degree of association is extracted. Therefore, the advertisement distribution device can preferentially distribute to the user with the higher degree of relevance by extracting the advertisement specifying information that is objectively higher with the score.

  (4) A user address character string database for storing user identification information for identifying a user and an address character string associated with the user, an advertisement identification information for identifying an advertisement, and a distribution area of the advertisement An advertisement distribution method by an advertisement distribution device comprising an advertisement address character string database that stores an address character string in association with each other, wherein the advertisement distribution device acquires a user log acquired by another device An acquisition step; a user address character string acquisition step in which the advertisement distribution device acquires the address character string of a place where the target service is performed based on the user log acquired in the user log acquisition step; The advertisement distribution apparatus associates the address character string acquired in the user address character string acquisition step with the user specifying information before A user address character string storage control step for storing in a user address character string database, and the user address character string in response to the fact that the advertisement distribution device has received an advertisement distribution request including the user specifying information from the user terminal. The pre-matching processing step for extracting the address character string corresponding to the user identification information from the database, and the address extracted by the pre-matching processing step with reference to the advertising address character string database by the advertisement distribution device An advertisement matching step for extracting the advertisement specifying information stored in association with the address character string having a high degree of association with the character string; and the advertisement specifying device extracted by the advertisement matching step. An advertisement that delivers an advertisement specified by information to the terminal of the user An advertisement delivery method including a delivery step.

  According to such a configuration of the present invention, it is possible to provide a method having the same effect as (1).

  ADVANTAGE OF THE INVENTION According to this invention, the advertisement delivery apparatus and method which deliver an advertisement based on the address relevant to a user can be provided.

It is a figure which shows the whole structure of the advertisement delivery system which concerns on this embodiment, and the function structure of an advertisement delivery apparatus. It is a figure explaining the method of acquiring an address character string from the user log which concerns on this embodiment. It is a figure which shows the example of user address character string DB and advertisement address character string DB which concern on this embodiment. It is a flowchart of the registration process of user address character string DB of the advertisement delivery apparatus which concerns on this embodiment. It is a flowchart of the registration process of the advertisement address character string DB of the advertisement distribution apparatus according to the present embodiment. It is a flowchart of the advertisement delivery process of the advertisement delivery apparatus according to the present embodiment.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings. This is merely an example, and the technical scope of the present invention is not limited to this.

(Embodiment)
[Overall Configuration of Advertisement Distribution System 100 and Functional Configuration of Advertisement Distribution Device 1]
FIG. 1 is a diagram showing an overall configuration of an advertisement distribution system 100 and a functional configuration of the advertisement distribution apparatus 1 according to the present embodiment. FIG. 2 is a diagram for explaining a method for acquiring an address character string from the user log 30 according to the present embodiment. FIG. 3 is a diagram showing examples of the user address character string DB 21 (DB: database) and the advertisement address character string DB 22 according to the present embodiment.

  As shown in FIG. 1, the advertisement distribution system 100 includes an advertisement distribution device 1, an advertisement server 3, an external server 4, a user terminal 5, and a communication network 9.

  The advertisement distribution device 1 is a server that distributes an area-designated advertisement based on an address character string related to the user of the user terminal 5 in response to receiving an advertisement distribution request from the user terminal 5. The advertisement distribution device 1 includes a control unit 10 and a storage unit 20.

  The control unit 10 includes a user log acquisition unit 11 as a user log acquisition unit, a user address character string acquisition unit 12 as a user address character string acquisition unit, and a user address character string storage control as a user address character string storage control unit. Section 13, advertisement address character string storage control section 14, advertisement distribution request receiving section 15, pre-matching processing section 16 as pre-matching processing means, advertisement matching section 17 as advertisement matching means, and advertisement distribution means The advertisement distribution unit 18 is provided.

  The user log acquisition unit 11 is a control unit that acquires a user log from the external server 4 (another device) such as the blog server 7 or the search server 8. The user log is, for example, recorded data related to the user stored in the blog server 7 when the user performs a process such as an operation on the blog server 7 from the user terminal 5. This is data in which the date and time when transmission / reception is performed, the content of the operation performed, the contents of the transmitted / received data, and the like are recorded.

  The user address character string acquisition unit 12 is a control unit that acquires, based on the user log acquired by the user log acquisition unit 11, an address character string related to the user at the place where the target service is performed. The user log includes a user ID (ID: identifier) that is user identification information for identifying the user.

  For example, when the user log acquired by the user log acquisition unit 11 includes the position information of the user by GPS (Global Positioning System), refer to the existing technology (for example, JP-A-11-201763) from the position information. ), The user address character string acquisition unit 12 can acquire an address character string indicating the position of the user.

  When the user log acquired by the user log acquisition unit 11 includes a log of the IP (Internet Protocol) address of the user terminal 5, a location DB that associates the IP address with an Internet access point connected by the IP address. (Not shown), based on the access point of the user terminal 5, the user address character string acquisition unit 12 specifies an approximate region where the user terminal 5 is connected to the communication network 9. An address string can be acquired.

  Furthermore, when the user log acquired by the user log acquisition unit 11 includes the user ID and the name of the store where the user actually went to the store and shopped, the store information data from the store name is used. After conversion, the user address character string acquisition unit 12 can indirectly acquire the store address character string. A specific example in this case will be described with reference to FIG.

  FIG. 2A shows the user log 30 acquired by the user log acquisition unit 11. The user log 30 includes items such as a user ID, a store name 31, and a purchased article as the contents. Moreover, FIG.2 (b) shows the address character string conversion table 23 which is an example of the data of shop information. The address character string conversion table 23 is a table that stores a store name and an address character string of the store in association with each other. The user address character string acquisition unit 12 extracts a store name 31 from the user log 30 and acquires an address character string corresponding to the store name extracted using the address character string conversion table 23. By doing so, the user address character string acquisition part 12 can acquire an address character string indirectly from the user log 30, as shown in FIG.2 (c).

  The address character string is a character string indicating an address, such as “Tokyo,” “Minato-ku, Tokyo,” “Akasaka, Minato-ku, Tokyo,” “Akasaka 9-chome, Minato-ku, Tokyo,” etc. is there. In that case, the range of the area indicated by the address character string may be any width, and may be wide or detailed.

  Returning to FIG. 1, the user address character string storage control unit 13 is a control unit that associates the address character string acquired by the user address character string acquisition unit 12 with the user ID and stores it in the user address character string DB 21. . Further, the user address character string storage control unit 13 sets the address for each user based on the address character string acquired by the user address character string acquisition unit 12 and the user ID during a predetermined period (for example, one week). This is a control unit that aggregates the frequency (appearance level) of character strings and stores the aggregated frequencies in the user address character string DB 21 in association with the address character strings as weights indicated by normalized numerical values from 0 to 1. .

  Based on the advertisement information received from the advertisement server 3, the advertisement address character string storage control unit 14 stores the advertisement ID included in the advertisement information, the address character string of the distribution area of the advertisement, and the weight in the advertisement address character string DB 22. It is a control part to memorize. The advertisement ID is an ID for specifying an advertisement. Similarly to the address character string related to the user, the address character string in the advertisement distribution area may be wide or detailed. The weight is a weight for the address character string, and is represented by a normalized numerical value from 0 to 1. The weight indicates that the greater the value, the more relevant the advertisement is to the address indicated by the address character string. This weight is set in advance by the advertiser in the advertisement server 3.

  The advertisement distribution request receiving unit 15 is a control unit that receives an advertisement distribution request including a user ID from the user terminal 5.

  The matching preprocessing unit 16 is a control unit that extracts an address character string corresponding to the user ID received by the advertisement distribution request receiving unit 15 from the user address character string DB 21.

  The advertisement matching unit 17 extracts an advertisement ID stored in association with an address character string having a high degree of association with the address character string extracted by the pre-matching processing unit 16 with reference to the advertisement address character string DB 22. It is a control unit.

  The advertisement distribution unit 18 is a control unit that distributes the advertisement specified by the advertisement ID extracted by the advertisement matching unit 17 to the user terminal 5 that has requested the advertisement distribution. The advertisement distribution unit 18 can distribute the advertisement data specified by the advertisement matching unit 17 via the advertisement server 3.

  The storage unit 20 includes a user address character string DB 21, an advertisement address character string DB 22, and an address character string conversion table 23.

  The user address character string DB 21 is a DB in which a user ID and an address character string are associated with each other. FIG. 3A is a diagram illustrating an example of the user address character string DB 21. In the user address character string DB 21, a plurality of address character strings may be associated with one user ID. For example, the address character string acquired from the external server 4 as attribute information includes various address character strings related to the user, such as the user's home address, work address, and user's favorite shop address. obtain. Further, the user address character string DB 21 stores weights in association with the address character strings.

  The advertisement address character string DB 22 is a DB in which the advertisement ID and the address character string are associated with each other. FIG. 3B is a diagram illustrating an example of the advertising address character string DB 22. In the advertisement address character string DB 22, a plurality of address character strings may be associated with one advertisement ID. For example, since “Roppongi 4-chome, Minato-ku, Tokyo” and “Akasaka 9-chome, Minato-ku, Tokyo” are adjacent areas on the map, the advertising address character string DB 22 sets these two address character strings to 1 One advertisement ID can be associated. The advertisement address character string DB 22 stores weights in association with the address character strings.

  The address character string conversion table 23 is as described above. The address character string conversion table 23 is an example of a table used for acquiring an address character string from the user log. Therefore, the address character string conversion table 23 may not be used as long as the address character string and the data stored in the user log are associated with each other.

  Returning to FIG. 1, the hardware of the advertisement distribution apparatus 1 of the present embodiment may be configured by a general computer. For example, a general computer includes a central processing unit (CPU) as the control unit 10 and a memory (RAM, ROM), a hard disk (HDD), and an optical disk (CD, DVD, etc.) as a storage unit 20 in a network. As a communication device, various wired and wireless LAN devices, as a display device, for example, various displays such as a liquid crystal display and a plasma display, and as an input device, for example, a keyboard and a pointing device (mouse, tracking ball, etc.) are appropriately provided. These are connected by a bus line. In such a general computer, the CPU controls the advertisement distribution apparatus 1 in an integrated manner, reads and executes various programs as appropriate, and cooperates with the above-described hardware to perform various functions according to the present invention. Realized.

  The advertisement server 3 is a server including a storage unit that stores advertisement data associated with advertisement information and a control unit that controls the entire advertisement server 3. The advertisement information refers to various information related to the advertisement, and includes, for example, an advertisement ID that identifies the advertisement, an address character string of a distribution area of the advertisement, and a weight. The hardware of the advertisement server 3 may be configured by a general computer.

  The external server 4 corresponds to, for example, a server for detecting a user position, a user DB server having attribute information such as a user address, in addition to the blog server 7 and the search server 8 described above. Each server included in the external server 4 includes a storage unit that stores a plurality of blog pages and user logs, and a control unit that controls the entire server. The hardware of each server included in the external server 4 may be configured by a general computer. For example, in the case of the blog server 7, the plurality of blog pages stored in the blog server 7 are pages of blog articles. The user log is a log related to the user terminal 5 stored in the blog server 7 by an operation of the user terminal 5 or the like.

  The user terminal 5 is a mobile terminal used by a user, such as a personal computer (PC) or a mobile phone. The user terminal 5 may be any device as long as it has a communication function that can be connected to the advertisement distribution device 1 via the communication network 9.

  The communication network 9 is a communication line such as the Internet for performing communication among the advertisement distribution apparatus 1, the advertisement server 3, the external server 4, and the user terminal 5. The communication network 9 may be wired or part or all of it may be wireless.

[Processing of advertisement distribution apparatus 1]
Next, processing in the advertisement distribution apparatus 1 will be described. First, the advance processing of the advertisement distribution apparatus 1 will be described. FIG. 4 is a flowchart of the registration process of the user address character string DB 21 of the advertisement distribution apparatus 1 according to this embodiment. FIG. 5 is a flowchart of the registration process of the advertisement address character string DB 22 of the advertisement distribution apparatus 1 according to the present embodiment.

  S <b> 1 in FIG. 4: The control unit 10 (user log acquisition unit 11) receives the user log stored in the external server 4 from the external server 4.

  S2: The control unit 10 (user address character string acquisition unit 12) acquires the address character string of the place where the target service is performed and the user ID based on the user log received and acquired in S1.

  S3: The control unit 10 (user address character string storage control unit 13) stores the address character string acquired in S2 in the user address character string DB 21 in association with the user ID. If the corresponding user ID already exists in the user address character string DB 21, the address character string is stored in association with the user ID. In addition, when the corresponding user ID does not exist in the user address character string DB 21, the user ID and the address character string are stored in association with each other.

  S4: The control unit 10 (user address character string storage control unit 13) calculates the weight by totaling the frequency of appearance of the address character string for each user ID. Specifically, the user address character string storage control unit 13 determines the appearance of the address character string for each user based on the address character string acquired in S2 and the user ID in a predetermined period such as one week, for example. The frequency is totaled and a weight normalized to a numerical value from 0 to 1 is calculated from the totaled frequency. The user address character string storage control unit 13 stores the address character string acquired in a predetermined period and the user ID in a temporary storage area (not shown) of the storage unit 20 together with the acquired date and time, for example, Data for the past week or the like can be extracted, and the above-described processing can be realized.

  S5: The control unit 10 (user address character string storage control unit 13) stores the weight calculated in S4 in the user address character string DB 21 in association with the address character string of the user ID. Then, the control part 10 complete | finishes this process.

  As described above, the user address character string storage control unit 13 of the advertisement distribution device 1 performs the address character string for each user based on the address character string and the user ID acquired by the user address character string acquisition unit 12 in a predetermined period. And the weight calculated by the aggregation is stored in the user address character string DB 21 in association with the address character string, so that the advertisement distribution apparatus 1 can determine the relevance of the address character strings described later. Can be used.

  In the above flowchart, the process from the acquisition of the user log to the update of the user address character string DB 21 is described as a series of processes. For example, the process up to S2 is performed to acquire the user log. It is not necessary to execute as a series of processes such as performing each time and performing the processes after S3 on a daily basis.

  S <b> 11 in FIG. 5: The control unit 10 receives advertisement information from the advertisement server 3.

  S12: The control unit 10 (advertisement address character string storage control unit 14) advertises the advertisement ID included in the advertisement information, the address character string of the distribution area of the advertisement, and the weight based on the advertisement information received in S11. It memorize | stores in address character string DB22. Then, the control part 10 complete | finishes this process.

  Next, processing for distributing an advertisement in response to a request from the user terminal 5 will be described. FIG. 6 is a flowchart of the advertisement distribution process of the advertisement distribution apparatus 1 according to this embodiment.

  S <b> 21: The control unit 10 (advertisement distribution request receiving unit 15) receives an advertisement distribution request including a user ID from the user terminal 5.

  S22: The control unit 10 (matching preprocessing unit 16) extracts the address character string and the weight stored in correspondence with the user ID included in the advertisement distribution request from the user address character string DB 21. When a plurality of address character strings corresponding to the corresponding user ID are stored in the user address character string DB 21, a plurality of address character strings and weights stored in association with each of the address character strings are extracted. To do.

  S23: The control unit 10 (advertisement matching unit 17) performs an advertisement matching process. As the advertisement matching process, the advertisement matching unit 17 uses the advertisement address character string that is stored in association with the address character string that is the same as or extracted from the address character string extracted in S22. Extract with reference to DB22. Then, the advertisement matching unit 17 multiplies the weight stored in the user address character string DB 21 and the weight stored in the extracted advertisement address character string DB 22. And the advertisement matching part 17 specifies the combination of the address character string from which a bigger score is obtained, and extracts advertisement ID corresponding to the address character string from the advertisement address character string DB22.

  As described above, the advertisement distribution device 1 stores the weight corresponding to the address character string for each advertisement ID in the advertisement address character string DB 22 so that the advertisement matching unit 17 is stored in the user address character string DB 21. Are combined with the weight stored in the advertisement address character string DB 22 to identify a combination that provides a higher score, and extract an advertisement ID having a high degree of association.

  That is, the advertisement distribution apparatus 1 specifies the distribution area of the advertisement from the advertiser and the user's action range and the area of interest included in various user logs, the latitude / longitude, the coordinates on the map, etc. Compared to the user address character string DB 21 and the advertisement address character string DB 22 expressed in an intuitive and easy-to-understand address character string, they are stored in the user address character string DB 21 and the advertisement address character string DB 22, respectively. The advertisement matching process can be performed by a character string comparison process with a light system load compared to a simple process.

  S24: The control unit 10 (advertisement distribution unit 18) distributes the advertisement specified by the advertisement ID extracted in the advertisement matching process of S23 to the user terminal 5. Specifically, the advertisement distribution unit 18 transmits the advertisement ID extracted in S23 and the transmission destination to the advertisement server 3, so that the advertisement server 3 transmits the advertisement data corresponding to the received advertisement ID at the transmission destination. Distribution is made to the user terminal 5 which has made a certain advertisement distribution request. Then, the control part 10 complete | finishes this process.

  In the flowchart described above, the advertisement server 3 has been described as distributing advertisement data directly to the user terminal 5 based on the advertisement ID. However, the advertisement server 3 sends the corresponding advertisement data to the advertisement distribution device 1. By distributing, the advertisement distribution apparatus may distribute the advertisement data to the user terminal 5.

  As described above, the advertisement distribution apparatus 1 acquires the user log from the external server 4, acquires the address character string of the place where the target service is performed based on the acquired user log, and uses the acquired address character string. The user address character string DB 21 is stored in association with the user ID. And the advertisement delivery apparatus 1 extracts the address character string corresponding to the user ID from the user address character string DB 21 by receiving the advertisement delivery request, and the address character string having a high degree of association with the extracted address character string. The advertisement ID stored in association with is extracted from the advertisement address character string DB 22 and the advertisement specified by the advertisement ID is distributed to the user terminal 5. Therefore, the advertisement distribution apparatus 1 indirectly acquires and accumulates address character strings in the user address character string DB 21 from log data (also referred to as “life log”) based on the user's execution behavior regardless of the information source. By storing the advertisement, it is possible to preferentially deliver an advertisement accompanied with designation of an address character string in the distribution area to a user having a higher relevance degree based on the relevance degree between the address character strings.

(Deformation)
In the present embodiment, the user ID is used as the user specifying information, but the present invention is not limited to this. The invention described in the present embodiment can also be implemented using, for example, a terminal ID such as a MAC (medium access control) address that identifies the user terminal 5 as the user identification information.

  As mentioned above, although embodiment of this invention was described, this invention is not restricted to embodiment mentioned above. The effects described in the embodiments of the present invention are only the most preferable effects resulting from the present invention, and the effects of the present invention are limited to those described in the embodiments of the present invention. is not.

DESCRIPTION OF SYMBOLS 1 Advertisement delivery apparatus 3 Advertising server 4 External server 5 User terminal 7 Blog server 8 Search server 10 Control part 11 User log acquisition part 12 User address character string acquisition part 13 User address character string storage control part 14 Advertising address character string storage control part DESCRIPTION OF SYMBOLS 15 Advertisement delivery request | requirement part 16 Matching pre-processing part 17 Advertisement matching part 18 Advertisement delivery part 20 Storage part 21 User address character string DB
22 Advertising address string DB
23 Address String Conversion Table 100 Advertisement Distribution System

Claims (4)

A user address character string database for storing user identification information for identifying a user and an address character string associated with the user;
An advertisement address string database that stores advertisement identification information for identifying an advertisement, an address string indicating the distribution area of the advertisement, and a weight ;
User log acquisition means for acquiring user logs acquired by other devices;
Based on the user log acquired by the user log acquisition means, user address character string acquisition means for acquiring the address character string of the place where the target service is performed;
User address character string storage control means for storing the address character string acquired by the user address character string acquisition means in the user address character string database in association with the user specifying information;
Pre-matching processing means for extracting the address character string corresponding to the user specifying information from the user address character string database in response to receiving the advertisement distribution request including the user specifying information from the user terminal;
With reference to the advertisement address character string database, the advertisement specifying information stored in association with the address character string having a high degree of association with the address character string extracted by the matching preprocessing means is extracted. Ad matching means,
An advertisement distribution means for distributing an advertisement specified by the advertisement specifying information extracted by the advertisement matching means to the terminal of the user ;
The user address character string storage control unit is configured to display the address character string for each user based on the address character string acquired by the user address character string acquisition unit and the user specifying information during a predetermined period. The degree of appearance is aggregated, and the aggregated appearance degree is associated with the address character string and stored in the user address character string database,
The advertisement matching means specifies a combination that obtains a larger score by multiplying the degree of appearance stored in the user address character string database and the weight stored in the advertisement address character string database. The advertisement distribution apparatus extracts the advertisement specifying information having a high degree of association . The advertisement address character string database associates, for each advertisement specifying information, the advertisement specifying information, a plurality of address character strings indicating a delivery area of the advertisement, and a plurality of weights respectively corresponding to the address character strings. advertisement distribution device according to <br/> claim 1 for storing Te. Advertisement information acquisition means for acquiring advertisement information including advertisement specifying information for specifying an advertisement, an address character string indicating a delivery area of the advertisement, and a weight from an advertisement server;
The advertisement address character string database stores the advertisement specifying information acquired by the advertisement information acquisition unit, an address character string indicating a delivery area of the advertisement, and the weight in association with each other. 3. The advertisement distribution device according to 1 or 2. A user address character string database for storing user identification information for identifying a user and an address character string associated with the user;
An advertisement distribution method by an advertisement distribution apparatus comprising: advertisement specifying information for specifying an advertisement; an address character string indicating a distribution area of the advertisement ; and an advertisement address character string database that stores weights in association with each other.
A user log acquisition step in which the advertisement distribution device acquires a user log acquired by another device;
A user address character string acquisition step in which the advertisement distribution device acquires the address character string of the place where the target service is performed based on the user log acquired in the user log acquisition step;
A user address character string storage control step in which the advertisement distribution device stores the address character string acquired in the user address character string acquisition step in the user address character string database in association with the user specifying information;
Matching that extracts the address character string corresponding to the user identification information from the user address character string database in response to the advertisement distribution device receiving an advertisement distribution request including the user identification information from the user terminal. A pre-processing step;
The advertisement distribution device is stored in association with the address character string having a high degree of association with the address character string extracted by the matching preprocessing step with reference to the advertising address character string database. An ad matching step to extract ad specific information;
An advertisement distribution step in which the advertisement distribution device distributes the advertisement specified by the advertisement identification information extracted in the advertisement matching step to the terminal of the user;
Only including,
In the user address character string storage control step, the address character string appears for each user based on the address character string acquired in the user address character string acquisition step and the user specifying information during a predetermined period. The degree of appearance is aggregated, and the aggregated appearance degree is associated with the address character string and stored in the user address character string database,
The advertisement matching step multiplies the appearance degree stored in the user address character string database and the weight stored in the advertisement address character string database to specify a combination that can obtain a larger score. The advertisement distribution method that extracts the advertisement specifying information having a high degree of association .

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