JP4455098B2 - Update history creation device - Google Patents

Description

  The present invention relates to an update history creation device that presents an update history of a document in which, for example, a rule book is recorded.

Conventionally, there has been a menu update device that automatically updates the homepage menu (corresponding to the update history creation device of the present application), which takes into account the user's access history to the homepage menu and the priority of the menu. To determine the display priority of each menu.
And the menu update apparatus is made to display in order from a menu with a high display priority (for example, refer patent document 1).

Therefore, according to such a menu update device, the display order of menus can be updated as appropriate. For example, the display order of the update history of a document in which a rule book or the like is recorded cannot be updated.
In addition, when displaying data stored in the database, an update history creation device that manages a user's access history to the data and updates the display order of the data according to the access history is, for example, It is disclosed in the following Patent Document 2.

Japanese Unexamined Patent Publication No. 2000-293423 (paragraph numbers [0016] to [0020], FIG. 1) JP 2000-123030 (paragraph numbers [0014] to [0030], FIG. 1)

  Since the conventional update history creating apparatus is configured as described above, the display order of menus and data can be updated in consideration of the access history. However, when the data is updated, the display order of the data is not updated in consideration of the degree of influence that the data has on the user's business. There is a problem that it cannot be displayed with priority.

  The present invention has been made in order to solve the above-described problems, and preferentially presents a file storing a document important for a user among various files storing an updated document. It is an object of the present invention to obtain an update history creation device that can do this.

The update history creation device according to the present invention acquires a user's access frequency for a file storing a document whose update is detected by the update status monitoring unit from the access frequency counting unit, and from the access frequency, The first score indicating the importance level is obtained, and the influence level of the document whose update is detected by the update status monitoring means is obtained from the influence level recording means, and the importance of the file is obtained from the influence degree. Display order determining means is provided for determining a second display point indicating the degree and determining a file display order so that a file having a higher total value or multiplication value of the first score and the second score is preferentially displayed. by update status monitoring means according to the display order in which the file presenting unit determined by the display order determining means documents update is detected It is obtained so as to present a file that you are paid.

According to the present invention, the access frequency of the user for the file storing the document whose update is detected by the update status monitoring unit is acquired from the access frequency counting unit, and the importance of the file is indicated from the access frequency. The first score is obtained, and the degree of influence of the document whose update is detected by the update state monitoring unit on the user's business is obtained from the degree of influence recording unit, and the importance level of the file is indicated from the degree of influence. determine a second score, the first score and the display order determining means for determining the display order of the files so that the total value or multiplication value of the second number is preferentially displayed higher file provided, the file presentation means file but the update is stored document detected by the update state monitoring means according to the display order determined by the display order determining means Since it is configured to present Le, among various file containing the updated document, the effect of a file containing important documents to the user may be presented with priority.

Embodiment 1 FIG.
FIG. 1 is a block diagram showing an update history creating apparatus according to Embodiment 1 of the present invention. In the figure, the update history creating apparatus 1 is connected to a designer (utilization) via a local area network 2 (hereinafter referred to as LAN). Connected to a designer terminal 3 such as a personal computer used by a person.
In the first embodiment, the update history creation device 1 and the designer terminal 3 are connected via the LAN 2. However, the present invention is not limited to this, and the update history creation device 1 and the designer terminal 3 For example, they may be connected via a network such as the Internet.

  The file storage unit 11 of the update history creation device 1 stores various files that store documents that are permitted to be published. The file storage unit 11 performs various files in response to requests from the designer terminal 3. Allow access to. Note that the file storage unit 11 has an interface to the LAN 2.

The access frequency counting unit 12 of the update history creating apparatus 1 monitors the access of the designer terminal 3 to the file storage unit 11 and counts the designer's access frequency to various files storing documents. The access frequency counter 12 constitutes an access frequency counter.
The degree of influence DB 13 of the update history creation device 1 is a database that records the degree of influence of a document on a designer's work when the document stored in various files is updated. The influence DB 13 constitutes an influence recording means.

  The update status monitoring unit 14 of the update history creation device 1 includes update information A indicating the update date of the document among the properties of various files stored in the file storage unit 11 and the document stored in the last update date DB 15. The update status of the documents stored in various files is monitored by comparing with the latest update information B indicating the latest update date. The last update date DB 15 is a database that stores last update information B indicating the date on which the documents stored in various files were last updated under the instruction of the update status monitoring unit 14. The update status monitoring unit 14 and the last update date DB 15 constitute update status monitoring means.

  The display order determination unit 16 of the update history creation device 1 acquires the access frequency of the designer with respect to the file storing the document whose update is detected by the update status monitoring unit 14 from the access frequency counting unit 12 and the influence DB 13. At the same time, the degree of influence of the document on the work of the designer is acquired, and the display order of the file is determined from the access frequency and the degree of influence. In other words, the display order determination unit 16 determines the file status based on the designer's access frequency to the file storing the document whose update has been detected by the update status monitoring unit 14 and the degree of influence the document has on the designer's work. The importance is obtained, and the display order is determined from the importance of the file. The display order determining unit 16 constitutes a display order determining unit.

  The file presentation unit 17 of the update history creation device 1 presents a file storing a document whose update has been detected by the update status monitoring unit 14 in accordance with the display order determined by the display order determination unit 16. That is, the file presentation unit 17 displays on the display 18 in order from the file in which the display order determined by the display order determination unit 16 is early among the files storing the documents whose update is detected by the update status monitoring unit 14. . The file presentation unit 17 and the display 18 constitute file presentation means.

Incidentally, the file storage unit 11, the access frequency counting unit 12, the update status monitoring unit 14, the display order determination unit 16, and the file presentation unit 17 of the update history creation device 1 are, for example, dedicated hardware (for example, an IC integrated circuit) In the case where the update history creation device 1 is composed of a computer, a program in which the processing contents of each part are described is prepared. The computer may execute the program.
FIG. 2 is a flowchart showing the processing contents of the update history creating apparatus according to Embodiment 1 of the present invention.

Next, the operation will be described.
First, the file storage unit 11 of the update history creation apparatus 1 stores various files that store documents that are permitted to be published. There are no particular restrictions on the content of the document that is permitted to be published, but examples include a collection of rules used when designing by a designer.

Further, when a document stored in various files is updated, the degree of influence of the document on the designer's work is set in advance, and the degree of influence is recorded in the degree of influence DB 13 of the update history creation apparatus 1. ing.
FIG. 3 shows an example of the contents recorded in the influence degree DB 13, and the numerical influence degree is recorded for each document stored in various files.

When the designer needs to confirm the contents of a certain document, the designer operates the designer terminal 3 connected to the LAN 2 to send an access request for the file storing the document to the update history creating apparatus 1. Send.
Upon receiving an access request from the designer terminal 3, the file storage unit 11 of the update history creation device 1 creates a page that displays the contents of the document stored in the file corresponding to the access request, and displays the page. Data is transmitted to the requesting designer terminal 3 via the LAN 2.

At this time, the access frequency counting unit 12 of the update history creating apparatus 1 monitors the access of the designer terminal 3 to the file storage unit 11 and counts the designer's access frequency to various files storing documents. To do.
That is, the access frequency counting unit 12 counts the number of accesses for each file stored in the file storage unit 11, and divides the count value within a predetermined monitoring time (for example, 24 hours) by the monitoring time. As the access frequency, for example, the number of accesses per hour is calculated.
FIG. 4 shows an example of a designer's access frequency to various files.

On the other hand, when the creator of a document needs to update the contents of the document, the update history creating apparatus 1 sends an update request for the document by operating an arbitrary designer terminal 3 connected to the LAN 2. Send to.
Upon receiving a document update request from the designer terminal 3, the file storage unit 11 of the update history creation apparatus 1 transmits a message permitting document update to the requestor designer terminal 3.

When the requesting designer terminal 3 receives a message permitting document updating from the update history creating apparatus 1, the requester's designer terminal 3 transmits a file storing the updated document to the update history creating apparatus 1.
When the file storage unit 11 of the update history creation device 1 receives the file storing the updated document from the designer terminal 3, the file storage unit 11 stores the updated document with respect to the file storing the document before the update. Update the file by overwriting the stored file.

Here, a case where the requesting designer terminal 3 transmits a file storing the updated document to the update history creating apparatus 1 has been described. However, when the document creator operates the designer terminal 3 The document in the file stored in the file storage unit 11 of the update history creation apparatus 1 may be changed online.
In addition, although the document creator has shown that the document is updated by operating any designer terminal 3, the document creator uses a terminal other than the designer terminal 3 to update the document. May be.

The update status monitoring unit 14 of the update history creation device 1 refers to property information of various files stored in the file storage unit 11 at regular intervals, and updates indicating the update dates of documents in the various files. Information A is acquired (step ST1).
In addition, the update status monitoring unit 14 acquires final update information B indicating the last update date of the document stored in various files from the last update date DB 15 (step ST2).
Then, as shown in FIG. 6, the update status monitoring unit 14 compares the update information A and the final update information B for each type of file, and if they match, the update status monitoring unit 14 stores the information in the file. Judge that the document has not been updated.
On the other hand, if the update date indicated by the update information A is newer than the last update date indicated by the update information B, it is determined that the document stored in the file has been updated.

When the update status monitoring unit 14 detects the updated document as described above (step ST3), the name of the file storing the document (hereinafter referred to as the file name) is registered in the update history creation file. Then, the update history creation file is output to the display order determination unit 16 (step ST4). FIG. 5 shows an example of the update history creation file.
In addition, the update status monitoring unit 14 changes the last update date indicated by the last update information B of the document stored in the last update date DB 15 to the update date indicated by the update information A.

When receiving the update history creation file from the update status monitoring unit 14, the display order determination unit 16 of the update history creation device 1 uses the file name registered in the update history creation file as a key to access frequency counting unit 12, the access frequency of the designer to the file is acquired (step ST5).
Further, the display order determination unit 16 acquires, from the influence DB 13, the degree of influence that the document in the file has on the designer's work from the influence degree DB 13 using the file name registered in the update history creation file as a key (step ST6).

When the display order determination unit 16 acquires the access frequency and the influence degree of the designer, the display order determination unit 16 determines the display order of the file from the access frequency and the influence degree.
That is, as shown below, the display order determination unit 16 scores the importance of the file based on the designer's access frequency to the file (step ST7). See Figure 4 for the importance of various files.
5> access frequency ≧ 0 → importance = 1
10> access frequency ≧ 5 → importance = 2
15> access frequency ≧ 10 → importance = 3
20> access frequency ≧ 15 → importance = 4
25> access frequency ≧ 20 → importance = 5

Further, as shown below, the display order determination unit 16 scores the importance of the file from the degree of influence of the document on the designer's business (step ST8).
File importance = Influence x α
However, α is a constant that is arbitrarily set. When calculating the importance of a file, α is set to 1 if the influence is more important than the access frequency, and the access frequency is more important than the influence. Is set to α <1. In the example of FIG. 3, α = 1.2 is set.

Display order determining unit 16, as described above, was combined importance of the file obtained from the access frequency (the first number), the importance of the file obtained from the impact (second number), The total value is registered in the update history creation file of FIG. 5 as the final importance of the file (step ST9).
Then, the display order determination unit 16 determines the display order of the updated file from the importance of the updated file (step ST10).
In other words, the display order determination unit 16 preferentially displays (displays at the top) a file having a higher total score (first score + second score) among the updated files. The display order is determined as follows.

When the display order determination unit 16 determines the display order of the files, the file presentation unit 17 of the update history creation device 1 follows the display order of the files registered in the update history creation file in FIG. 5 (update status monitoring). (File storing the document whose update has been detected by the unit 14) is presented (step ST11).
That is, as shown in FIG. 7, the file presentation unit 17 selects a file whose display order determined by the display order determination unit 16 is fast among the files storing the documents whose update is detected by the update status monitoring unit 14. Are displayed on the display 18 in order.
In the example of FIG. 7, the file with the earlier display order is displayed on the upper side.

  As is clear from the above, according to the first embodiment, the designer accesses the file storing the document whose update is detected by the update status monitoring unit 14 from the access frequency counting unit 12 and the influence degree DB 13. A display order determining unit 16 that acquires the frequency, the degree of influence of the document on the work of the designer, and determines the display order of the file from the access frequency and the degree of influence is provided. The display order determining unit 16 In the various files storing the updated document, the file storing the document whose update has been detected by the update status monitoring unit 14 is presented according to the display order determined by the The effect of preferentially presenting files containing documents important to the designer To.

In addition, according to the first embodiment, the frequency of the designer's access to the file storing the document whose update has been detected by the update status monitoring unit 14 and the degree of influence of the document on the designer's work. Since the degree of importance of the file is obtained and the display order is determined from the degree of importance of the file, there is an effect that the display order of the file having a high degree of importance can be advanced.
Furthermore, according to the first embodiment, the importance of the file is scored from the frequency of access of the designer to the file, and the importance of the file is scored from the degree of influence of the document on the designer's work, Since a file with a higher total value of both points is configured to advance the display order, the relationship between the importance of the file and the display order is linearized, and an objective update history can be presented.

Embodiment 2. FIG.
In the first embodiment, the display order determination unit 16 obtains the first score indicating the importance level of the file from the designer's access frequency to the file, and determines the file's The second score indicating the importance is calculated, and the file having a higher total value of the first score and the second score is shown to advance the display order. However, the display order determination unit 16 has the designer access frequency to the file. The first score indicating the importance level of the file is obtained from the above, and the second score indicating the importance level of the file is obtained from the degree of influence of the document on the designer's work, and the first score and the second score are obtained. The display order may be advanced as the file has a higher multiplication value (see FIG. 8).
Also in this case, as in the first embodiment, there is an effect that the relationship between the importance level of the file and the display order is linearized, and an objective update history can be presented.

Embodiment 3 FIG.
FIG. 9 is a block diagram showing an update history creating apparatus according to Embodiment 3 of the present invention. In the figure, the same reference numerals as those in FIG.
The access count counting unit 21 of the update history creating apparatus 1 monitors the access of the designer terminal 3 to the file storage unit 11 and counts the number of times the designer accesses the various files storing the document. The access count counter 21 constitutes an access count counter.

  The display order determination unit 22 of the update history creation device 1 acquires the number of times the designer has accessed the file storing the document whose update has been detected by the update status monitoring unit 14 from the access count counting unit 21 and the impact DB 13. At the same time, the degree of influence of the document on the work of the designer is acquired, and the display order of the file is determined from the number of accesses and the degree of influence. In other words, the display order determination unit 22 determines the file status based on the number of times the designer has accessed the file storing the document whose update has been detected by the update status monitoring unit 14 and the degree of influence that the document has on the designer's work. The importance is obtained, and the display order is determined from the importance of the file. The display order determining unit 22 constitutes a display order determining unit.

Note that the access count counting unit 21 and the display order determination unit 22 of the update history creation device 1 are configured using, for example, dedicated hardware (for example, a slot board inserted into a computer slot) made of an IC integrated circuit. However, when the update history creation device 1 is configured from a computer, a program in which the processing contents of the access count counting unit 21 and the display order determination unit 22 are described is prepared, and the computer executes the program. You may make it perform.
FIG. 10 is a flowchart showing the processing contents of the update history creating apparatus according to Embodiment 3 of the present invention.

Next, the operation will be described.
When it is necessary for the designer to confirm the contents of a document, the designer stores the document stored in the file by operating the designer terminal 3 connected to the LAN 2 as in the first embodiment. An access request is transmitted to the update history creation device 1.
Upon receiving an access request from the designer terminal 3, the file storage unit 11 of the update history creation device 1 creates a page that displays the contents of the document stored in the file corresponding to the access request, and displays the page. Data is transmitted to the requesting designer terminal 3 via the LAN 2.

At this time, the access count counting unit 21 of the update history creating apparatus 1 monitors the access of the designer terminal 3 to the file storage unit 11 and counts the number of times the designer accesses the various files storing the documents. To do.
That is, the access frequency counting unit 12 counts the number of accesses for each file stored in the file storage unit 11.
FIG. 11 shows an example of the number of times the designer accesses the various files.

On the other hand, when the creator of a document needs to update the content of the document, the document is operated by operating any designer terminal 3 connected to the LAN 2 as in the first embodiment. The update request is transmitted to the update history creating apparatus 1.
Upon receiving a document update request from the designer terminal 3, the file storage unit 11 of the update history creation apparatus 1 transmits a message permitting document update to the requestor designer terminal 3.

When the requesting designer's terminal 3 receives a message permitting document update from the update history creation device 1, the request history designer terminal 3 designates a file storing the updated document as in the update history creation device, as in the first embodiment. 1 to send.
When the file storage unit 11 of the update history creation device 1 receives the file storing the updated document from the designer terminal 3, the file storage unit 11 stores the updated document with respect to the file storing the document before the update. Update the file by overwriting the stored file.

As in the first embodiment, the update status monitoring unit 14 of the update history creation device 1 refers to the property information of various files stored in the file storage unit 11 at regular intervals, and stores various files. Update information A indicating the update date of the document is acquired (step ST1).
In addition, the update status monitoring unit 14 acquires final update information B indicating the last update date of the document stored in various files from the last update date DB 15 (step ST2).
Then, as shown in FIG. 6, the update status monitoring unit 14 compares the update information A and the final update information B for each type of file, and if they match, the update status monitoring unit 14 stores the information in the file. Judge that the document has not been updated.
On the other hand, if the update date indicated by the update information A is newer than the last update date indicated by the update information B, it is determined that the document stored in the file has been updated.

When the update status monitoring unit 14 detects the updated document as described above (step ST3), the name of the file storing the document (hereinafter referred to as the file name) as in the first embodiment. ) Is registered in the update history creation file (step ST4), and the update history creation file is output to the display order determination unit 16. FIG. 12 shows an example of the update history creation file.
In addition, the update status monitoring unit 14 changes the last update date indicated by the last update information B of the document stored in the last update date DB 15 to the update date indicated by the update information A.

When receiving the update history creation file from the update status monitoring unit 14, the display order determination unit 22 of the update history creation device 1 uses the file name registered in the update history creation file as a key, and counts the number of accesses. 21, the access frequency of the designer to the file is acquired (step ST21).
Further, the display order determination unit 22 uses the file name registered in the update history creation file as a key to acquire the degree of influence that the document in the file has on the designer's business from the degree of influence DB 13 (step S40). ST6).

When the display order determination unit 22 acquires the number of accesses and the degree of influence of the designer, the display order determination unit 22 determines the display order of the file from the number of accesses and the degree of influence.
That is, as shown below, the display order determining unit 22 scores the importance of the file from the number of times the designer accesses the file (step ST22). See FIG. 11 for the importance of various files.
10> number of accesses ≧ 0 → importance = 1
20> number of accesses ≧ 10 → importance = 2
30> number of accesses ≧ 20 → importance = 3
40> number of accesses ≧ 30 → importance = 4
50> number of accesses ≧ 40 → importance = 5

Further, as shown below, the display order determination unit 22 scores the importance of the file from the degree of influence that the document has on the designer's work (step ST8).
File importance = Influence x α
However, α is a constant that is arbitrarily set. When calculating the importance of a file, α is set to 1 if the influence is more important than the access frequency, and the access frequency is more important than the influence. Is set to α <1. In the example of FIG. 3, α = 1.2 is set.

Display order determination unit 22, as described above, was combined importance of the file obtained from the access count (a first number), the importance of the file obtained from the impact (second number), The total value is registered in the update history creation file of FIG. 12 as the importance of the final file (step ST9).
Then, the display order determination unit 22 determines the display order of the updated file from the importance of the updated file (step ST10).
In other words, the display order determination unit 22 preferentially displays (displays higher ) the files with the higher total score (first score + second score) among the updated files. The display order is determined as follows.

When the display order determination unit 22 determines the file display order, the file presentation unit 17 of the update history creation device 1 converts the file display unit 17 into the update history creation file of FIG. 12 according to the display order, as in the first embodiment. The registered file (file storing the document whose update is detected by the update status monitoring unit 14) is presented (step ST11).
That is, as shown in FIG. 13, the file presentation unit 17 is a file whose display order determined by the display order determination unit 22 is fast among the files storing the documents whose update is detected by the update status monitoring unit 14. Are displayed on the display 18 in order.
In the example of FIG. 13, the file with the earlier display order is displayed on the upper side.

  As is apparent from the above, according to the third embodiment, the designer accesses the file storing the document whose update is detected by the update status monitoring unit 14 from the access count counting unit 21 and the influence degree DB 13. A display order determining unit 22 that acquires the frequency, the degree of influence of the document on the work of the designer, and determines the display order of the file from the number of accesses and the degree of influence is provided. In the various files storing the updated document, the file storing the document whose update has been detected by the update status monitoring unit 14 is presented according to the display order determined by the The effect of preferentially presenting files containing documents important to the designer To.

Further, according to the third embodiment, the number of times the designer accesses the file storing the document whose update has been detected by the update status monitoring unit 14 and the degree of influence that the document has on the designer's work. Since the degree of importance of the file is obtained and the display order is determined from the degree of importance of the file, there is an effect that the display order of the file having a high degree of importance can be advanced.
Furthermore, according to the third embodiment, the importance of the file is scored from the number of times the designer accesses the file, and the importance of the file is scored from the degree of influence the document has on the designer's work, Since the file has a higher total score, the display order is advanced, so that the relationship between the importance of the file and the display order is linearized and an objective update history can be presented.

Embodiment 4 FIG.
In the third embodiment, the display order determination unit 22 obtains a first score indicating the importance level of the file from the number of times the designer has accessed the file, and determines the file's The second score indicating the importance is obtained, and the file having a higher total value of the first score and the second score is shown to advance the display order. However, the display order determination unit 22 is the number of times the designer accesses the file. The first score indicating the importance level of the file is obtained from the above, and the second score indicating the importance level of the file is obtained from the degree of influence of the document on the designer's work, and the first score and the second score are obtained. The display order may be advanced as the file has a higher multiplication value (see FIG. 14).
Also in this case, as in the third embodiment, there is an effect that the relationship between the importance level of the file and the display order is linearized, and an objective update history can be presented.

It is a block diagram which shows the update log | history production apparatus by Embodiment 1 of this invention. It is a flowchart which shows the processing content of the update log | history production apparatus by Embodiment 1 of this invention. It is explanatory drawing which shows the recording content of influence degree DB. It is explanatory drawing which shows the designer's access frequency with respect to various files. It is explanatory drawing which shows an example of the file for update log | history creation. It is explanatory drawing which shows the comparison process of an update date. It is explanatory drawing which shows an update log | history. It is explanatory drawing which shows an example of the file for update history creation in the update history creation apparatus by Embodiment 2 of this invention. It is a block diagram which shows the update log | history production apparatus by Embodiment 3 of this invention. It is a flowchart which shows the processing content of the update log | history production apparatus by Embodiment 3 of this invention. It is explanatory drawing which shows the designer's access frequency with respect to various files. It is explanatory drawing which shows an example of the file for update log | history creation. It is explanatory drawing which shows an update log | history. It is explanatory drawing which shows an example of the file for update history creation in the update history creation apparatus by Embodiment 4 of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Update log | history production apparatus, 2 LAN, 3 designer terminal, 11 File preservation | save part, 12 Access frequency counting part (access frequency counting means), 13 Influence degree DB (impact degree recording means), 14 Update condition monitoring part (update state) Monitoring means), 15 last update date DB (update status monitoring means), 16 display order determining section (display order determining means), 17 file presenting section (file presenting means), 18 display (file presenting means), 21 count of access times Part (access count counting means), 22 display order determining part (display order determining means).

Claims (3)

In the case where the access frequency counting means for counting the access frequency of the user for various of the file that contains the documents, documents that are stored in a variety of file has been updated, the effect of the document is given to the user of the business The degree is set in advance and digitized, and for each document stored in various files, the impact level recording means in which the impact level digitized is recorded, and the document stored in the file Update status monitoring means for monitoring the update status, and obtaining the access frequency of the user for the file storing the document whose update is detected by the update status monitoring means from the access frequency counting means, and from the access frequency The first score indicating the importance of the file is obtained, and the influence recording means The degree of influence of the document whose update has been detected by the new situation monitoring means on the user's business is acquired, and a second score indicating the importance of the file is obtained from the degree of influence, and the first score and the above Display order determining means for determining the display order of files so that a file having a higher total value or multiplication value of the second score is displayed preferentially, and the updating according to the display order determined by the display order determining means An update history creating apparatus comprising: a file presenting means for presenting a file storing a document whose update has been detected by the situation monitoring means. The number of access counts for counting the number of user accesses to the file storing the document, and the degree of influence that the document has on the user's work when the document stored in the file is updated For each document stored in various files, the impact level recording means that records the impact level that has been digitized and the update status of the documents stored in the file are monitored. The update status monitoring means for acquiring the number of access of the user to the file storing the document whose update is detected by the update status monitoring means from the access count counting means, The first score indicating the degree is obtained, and the update status monitoring is performed from the influence recording means. The degree of influence that the document whose update has been detected by the stage has on the user's business is obtained, a second score indicating the importance of the file is obtained from the degree of influence, and the first score and the second score are obtained. Display order determining means for determining the display order of files so that a file having a higher total value or multiplication value is preferentially displayed, and the update status monitoring means according to the display order determined by the display order determining means An update history creating apparatus comprising: a file presenting unit that presents a file storing a document in which an update is detected by. The file presenting means presents files in order from the file whose display order determined by the display order determining means is early among the files storing the documents whose update is detected by the update status monitoring means. The update history creation device according to claim 1 .

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