JP2011222056A - Retrieval system and retrieval method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a retrieval service corresponding to a user's retrieval intension at maximum.SOLUTION: A retrieval system includes: a site database for storing a network address of a web site storing content information related to a retrieval word as a network address of a representative site corresponding to the retrieval word; a retrieval word processing part for extracting, from the site database, a representative network address corresponding to a retrieval word received from a user terminal; a first retrieval part for connecting to the web site corresponding to the extracted representative network address and transmitting a retrieval request concerned with the retrieval word to the web site; and a retrieval result provision part for generating a web page for a first retrieval result including the content information to be provided from the web site in accordance with the retrieval request and transmitting the generated web page to the user terminal.

Description

The present invention relates to a search system and a search method, and more particularly to a search system and a search method that allow a user to more conveniently receive a search result desired by the user.

Recently, with the rapid spread of the ultra-high-speed Internet, the Internet has become an essential item in modern life. Most users who use the Internet connect to the Internet through a browser and then search for information through an Internet portal site. When the user inputs a search term into the search window of the Internet portal, the Internet portal extracts various information corresponding to the search term in the database, and provides the extracted information to the user as a search result. The extracted information is a dictionary, knowledge information (for example,
Neighbor knowledge iN), blogs, cafes, specialized materials, sites, books, news, web pages, videos, etc., are transmitted to the user and displayed.

In general, Internet portals themselves have a database to provide Internet search services, but crawl external databases (CRAWL) or provide search results to users through partnerships with other Internet search service providers. There is also a case. In addition to Internet portals, many websites themselves have a search function, and search results for search terms input by the user are configured to match the characteristics of the website. providing.

However, users tend not to be able to memorize network addresses of websites other than the Internet portal. Therefore, in order to search on other websites that are not Internet portals, after searching for the websites on the Internet portal and connecting to them, a search term is entered into the search window of the website. Without it, the search result desired by itself could not be obtained.

Therefore, a problem to be solved by the present invention is to provide a search system and a search method that allow a user to receive various search results more conveniently.

In addition, the problem to be solved by the present invention is that it is possible to provide a search result according to the user's search intention to the maximum, and in particular, only the first search term input from the user is used. Is to provide a search system and a search method capable of accurately providing a desired search result.

A search system according to an embodiment of the present invention for solving such a problem includes a first search unit that requests a search related to a search word to a website corresponding to the search word input from a user terminal, And a search result providing unit that generates a web page including a first search result provided from the website and provides the web page to the user terminal.

In addition, a site database storing a plurality of keywords and a network address of a representative site corresponding to each keyword, and a network address of a representative site corresponding to a keyword matching the search word are extracted, and the search word and the extracted A search word processing unit for providing a network address to the first search unit, wherein the first search unit is connected to the website corresponding to the extracted network address and relates to the search word You can request a search.

In addition, a site matching unit that associates a site having the highest degree of relevance with the keyword as a representative site for the keyword among sites that provide a search function may be included.

The relevance may be determined by the number of clicks by site for the keyword or the site ranking for the keyword.

A search database including a search list; and a second search unit that extracts a search list having an index word including the search term from the search database and provides the search result providing unit as a second search result. be able to.

The search result providing unit may receive the second search result from the second search unit, generate the web page further including the second search result, and provide the web page to the user terminal. .

The search result providing unit may insert the first search result into the web page in an eye frame format.

According to another aspect of the present invention, there is provided a search method for requesting a search for a search term from a website corresponding to a search term input from a user terminal, and a search request step provided from the website. A first search result providing step of generating a web page including one search result and providing the web page to the user terminal.

In addition, the method may further include storing a plurality of keywords and a network address of a representative site corresponding to each keyword, and extracting a representative site network address corresponding to a keyword that matches the search word. The requesting step may include a step of requesting a search for the search term by connecting to the website corresponding to the extracted network address.

In addition, the method may further include a step of causing a site having the highest degree of relevance to the keyword among sites providing a search function to correspond as a representative site for the keyword.

The relevance may be determined by the number of clicks by site for the keyword or the site ranking for the keyword.

The method may further include maintaining a search list and extracting a search list having an index word including the search term from the search list and providing the search list to the user terminal as a second search result. it can.

The first search result providing step may include the step of generating the web page further including the second search result and providing the web page to the user terminal.

The first search result may be inserted into the web page in an eye frame format.

A computer-readable recording medium according to still another aspect of the present invention stores a program for causing a computer to execute any one of the above methods.

As described above, according to the present invention, a variety of search results can be provided to the user by providing search results of other Internet sites together with the search results of the search database of the Internet portal itself. .

Further, by reflecting the search result provided on the website having a high degree of relevance with the search word input from the user, it is possible to provide the search result according to the maximum search intention of the user. In particular, the search result desired by the user can be provided accurately even with only the first search term input from the user.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art to which the present invention pertains can easily carry out.

First, a search system according to an embodiment of the present invention will be described in detail with reference to FIGS. FIG. 1 is a block diagram for explaining a search system according to an embodiment of the present invention, and FIG. 2 is a block diagram showing an example of the search server shown in FIG.

As shown in FIG. 1, a search system 100 according to an embodiment of the present invention includes a search server 110, a site database 120, a site matching unit 130, and a search database 140 that are connected to each other. The user terminal 200 is connected to a plurality of websites 300.

The user terminal 200 is used by the search system 100 for the user to search the Internet.
Which exchanges information through the communication network 10. User terminal 20
0 is not only a desktop computer, but also a notebook computer, a workstation, a palmtop computer, a personal portable information terminal (personal d)
The terminal is equipped with a memory means such as an electronic assistant (PDA) and a web pad, and has a microprocessor and a computing capability.

The website 300 is a collection in which information is stored in a web server (not shown) so that it can be provided whenever a user needs information on the Internet. The search results can be voluntarily provided so that the user can find and use them more conveniently. The website 300 is connected to the user terminal 200 through the communication network 10.
The search result can be provided to the user by directly connecting to the website 30.
0 can also provide the search result to the user through the search system 100.

The communication network 10 is a communication network such as a local area network (LAN), a metropolitan area network (MAN), a wide area network (WAN), or the Internet. Also, any communication method may be used regardless of wired or wireless.

The site database 120 stores a keyword and a network address of a representative site corresponding to the keyword. This keyword means a word designated to receive a search result from the website 300 and provide it to the user. The representative site is the most related to the keyword among the websites 300 that provide the search function. It means a website having a high degree, and the domain address or IP address (internet protocol address) of the website 300 is used as the network address. The correspondence between the keyword and the representative site network address is performed by the site matching unit 130 described below, and is directly performed by the operator of the search system 100 and stored in the site database 120.

The site matching unit 130 stores the keyword and the representative site network address of the keyword in the site database 120 in association with each other. More specifically, the site matching unit 130 grasps websites having relevance within a predetermined rank for each keyword, determines a website that provides a search function among these as a representative site for the keyword, The network address is stored in association with the keyword. When there are a plurality of websites 300 that provide the search function, the website 300 having the highest degree of relevance to the keyword can be determined as the representative site.

The site matching unit 130 can calculate the degree of association between the keyword and the website by the following method.

In the first method, the ranking of the degree of association is determined by the number of clicks by website for the keyword. In other words, when the user clicks on the link of the simplified view to obtain more detailed information on the search result screen for the keyword, the clicked URL information is extracted and the number of clicks on the website including the URL for the keyword is increased. Let
In this manner, the total number of clicks for each keyword for the keyword is investigated, and the relevance order is determined based on the order of the number of clicks. For example, the keyword “Winter Sonata”
The more frequently users click on the URL containing “WWW.KBS.CO.KR” to visit the Korea Broadcasting Corporation website, the website of Korea Broadcasting Corporation has the keyword 'Winter Sonata. It can be understood that 'is highly relevant.

In the second method, the degree of association between the keyword and the website is calculated using a predetermined ranking algorithm. As an example, the site matching unit 130 may use a ranking algorithm that calculates the degree of association based on the frequency of the keyword included in the web page of the website. The site matching unit 130 can also calculate the degree of association between a website and a keyword using another ranking algorithm.

In addition to the above two methods, the degree of association between a keyword and a website can be calculated by other methods, and the method for calculating the degree of association is not limited to the above method.

Further, a network address of a representative site that is predetermined by the operator of the search system 100 can be associated with a specific keyword.

The search database 140 stores information on various web pages collected on the web by a search robot (not shown). The web page information is organized and stored along a plurality of search catalogs according to criteria set in advance in the search system 100. The plurality of search catalogs include a title, a URL, a description about the web page, an index word, and the like. The title is a name given to the web page, and the URL is a network of the web page. Address.

Next, as shown in FIG. 2, the search server 110 includes a search word processing unit 112, first and second search units 114 and 116, and a search result providing unit 118, and uses a web page including a search window. The search term is provided to the user terminal 200, received from the user input through the search window, and the search result is provided to the user after performing an appropriate search operation on the search term. The search word processing unit 112, the first and second search units 114 and 116, and the search result providing unit 11
At least one of 8 can be individually configured outside the search server 110,
It can also be configured to be included in a separate server (not shown).

The search word processing unit 112 uses the search word received from the user to generate the site database 120.
To determine whether there is a keyword that matches (including complete match and partial match). When it is determined that there is a keyword that matches the search word received from the user, the search word processing unit 112 provides the network address of the representative site 300 corresponding to the keyword and the search word to the first search unit 114. In addition, the search word processing unit 112 provides the search word received from the user to the second search unit 116.

The first search unit 114 refers to the network address received from the search word processing unit 112 and connects to the corresponding website 300. Then, a search word received from the user is input to a search window included in a search page of the connected website 300, a search request relating to this is made, and a search result is received from the website 300. Thereafter, the first search unit 114 transmits the search result provided from the website 300 to the search result providing unit 118.
The first search unit 114 and the website 300 are HTML (hypertextmark).
up language) or XML (extensible markup lang)
information can be exchanged in a data format created by (uage), but is not limited to this.

As an example of the above, for example, when the search term input by the user is “Winter Sonata”, the search term processing unit 112 inquires the site database 120 about the input search term. When it is determined that “winter sonata” is registered as a keyword in the site database 120, the search word processing unit 112 displays the representative site network address “www.kbs.stored” corresponding to “winter sonata”. “co.kr” is extracted from the site database 120 and transmitted to the first search unit 114 together with the search term “winter sonata”. The first search unit 114 connects to the Korea Broadcasting Corporation website 300 “www.kbs.co.kr” and requests the website 300 for a search result regarding “Winter Sonata”. The search result (first search result) is received.

When the second search unit 116 receives the search term input by the user from the search term processing unit 112,
A search catalog having an index word including a search word received by inquiring from the search database 140 is extracted from the search database 140. Thereafter, the second search unit 116 provides the extracted search catalog to the search result providing unit 118 as a search result (second search result) for the search term input by the user.

The search result providing unit 118 receives each search result from the first and second search units 114 and 116, and generates a web page including the search result (first and second search results) by a predetermined method. Provided to the terminal 200.

An example of a web page including a search result generated by the search result providing unit 118 will be described with reference to FIG. FIG. 3 is a diagram showing an example of a web page provided to the user as a search result in the search system according to the present invention, and illustrates a case where the user inputs “Winter Sonata” as a search term. .

As shown in FIG. 3, the search result (first search result) 420 received from the first search unit 114 is arranged in the upper part of the web page 400, and the search list (from the second search unit 116 (
(Second search result) 410 is arranged in the lower part of the web page 400.

The search result 420 shows the search results and contents provided by the website 300 when “Winter Sonata” is entered as a search term in the search window of the Korea Broadcasting Corporation website 300'www.kbs.co.kr '. Substantially the same. The search result providing unit 118 converts the search result 420 received from the website 300 into the web page 40 using the IFframe (inline frame) method.
0 can be inserted. IFframe is an HTML element that allows other HTML documents to be inserted inside the main web document. Search result 42 inserted by IF frame method
0 is provided to and used by the user as provided by the website 300.
The search result providing unit 118 can also provide the search result 420 after changing it according to a predetermined standard of the search system 100 itself. For example, “
You can add "Shortcuts" or "More" buttons, or add content.

In FIG. 3, the search result 420 received from the first search unit 114 is the web page 400.
Although illustrated as being arranged in the upper stage, the arrangement position of the search result 420 can be changed as necessary. A search result 420 provided from the website 300 is displayed on the web page 40.
The web page 400 can be divided into left and right and the search result 420 can be arranged on the left or right side.

And in order to provide a more suitable search result with respect to a user's search intention, this search system 100 displays whether the search result 420 received from the 1st search part 114 is displayed (reception), and web. With respect to the arrangement position of the search result 420 on the page 400, setting information can be received in advance from the user. When the user has set in advance that the search result 420 received from the website 300 is not displayed, the search result providing unit 118 provides only the search list 410 received from the second search unit 116 as the search result. Can do.

Next, the operation of the search system 100 in the embodiment of the present invention will be described in more detail with reference to FIG. FIG. 4 is a flowchart for explaining the operation of the search system in the embodiment of the present invention.

First, when the search system 100 receives a search word input from the user terminal 200 through the search window (S510), the search word processing unit 112 performs a second search on the search word input by the user. The second search unit 116 searches the search database 1 for the search term.
30 is inquired (S520). The step S520 can be performed at any time after the search word is received from the user and before the search result is provided to the user, and does not greatly affect the overall operation.

Further, the search term processing unit 112 converts the search term input by the user into the site database 12.
0 is inquired to determine whether there is a matching keyword (S530). If there is a matching keyword as a result of the determination, the network address of the representative site corresponding to the keyword is extracted from the site database 120 and transmitted to the first search unit 114 together with the search word (S540). Then, the first search unit 114 connects to the website 300 corresponding to the extracted network address of the representative site, and makes a search request for the search term input by the user to the website 300 (S550). , The website 300
The search result from is received (S560). Note that if it is determined in step S530 that there is no keyword that matches the search term, the first search unit 114 performs an external website 300.
The search request to respond to is omitted.

The search result providing unit 118 receives the search results from the first and second search units 114 and 116, generates a web page including these search results by a predetermined method, and provides the web page to the user terminal 200 (S570). . Here, when the search result providing unit 118 does not receive the search result from the first search unit 114, the search result providing unit 118 generates a web page using only the search result of the second search unit 116 and provides the web page to the user terminal 200.

Embodiments of the present invention include a computer-readable recording medium including program instructions for performing operations embodied in various computers. This recording medium records a program or process for executing the above-described search method of the present invention. In this recording medium,
Program instructions, data files, data structures, etc. can be included alone or in combination. Examples of such recording media include magnetic media such as hard disks, floppy disks and magnetic tapes, optical recording media such as CDs and DVDs, floppy disk and magneto-optical media, ROM, RAM,
There are hardware devices configured to store and execute program instructions such as flash memory. Note that such a recording medium may be a transmission medium such as a light or metal wire including a carrier wave that transmits a signal designating a program command, a data structure, or the like, or a waveguide. Examples of program instructions can include not only machine language code generated by a compiler but also high-level language code executed by a computer using an interpreter or the like.

The present invention has been described in detail according to the preferred embodiments. However, the scope of the present invention is not limited to this, and the basic concept (technical idea) of the present invention defined in the claims. Various modifications and improvements of those skilled in the art using the above are also within the scope of the present invention.

It is a block diagram for demonstrating the search system by the Example of this invention. It is a block diagram which shows an example of the search server shown in FIG. 3 is a diagram illustrating an example of a web page provided as a search result in the search system according to the present invention. It is a flowchart explaining operation | movement of the search system by the Example of this invention.

10: communication network 100: search system 110: search server 112: search word processing unit 114: first search unit 116: second search unit 118: search result providing unit 120: site database 130: site matching unit 140: search database 200 : User terminal 300: Website

Claims (6)

A site database for storing a network address of a website holding content information related to a search term as a network address of a representative site corresponding to the search term;
A search word processing unit for extracting a representative network address corresponding to the search word received from the user terminal from the site database;
A first search unit that connects to the website corresponding to the extracted representative network address and transmits a search request related to the search term;
A search result providing unit that generates a web page for a first search result including the content information provided by the website in response to the search request and transmits the web page to the user terminal;
The search system characterized by including.   The system according to claim 1, further comprising a site matching unit that stores, in the site database, a website having the highest degree of association with the search word as a representative site for the search word among websites providing a search function. Search system. A search database containing a search catalog;
A second search unit for extracting a search list having an index word including a search term received from the user terminal from the search database, and outputting the extracted search list to the search result providing unit as a second search result; Further including
The site matching unit determines a degree of association between the search word and the website based on the number of clicks on the link to the website included in the second search result, and the web having the highest degree of association with the search word. The search system according to claim 2, wherein a site is stored in the site database as a representative site for the search term. A search method, the step executed by a computer,
A search method for operating a computer using a site database that stores a representative network address corresponding to a search word for a network address of a website holding content information related to the search word, and executed by the computer Step is
A representative network address corresponding to the search term received from the user terminal is extracted from the site database,
Connect to a web server that provides the website corresponding to the extracted representative network address and transmit a search request for the search term,
Generating a web page including a first search result including content information provided by the website in response to the search request and transmitting the web page to the user terminal;
The search method characterized by including.   5. The search method according to claim 4, further comprising: storing a website having the highest degree of association with the keyword among websites providing a search function as a representative site for the keyword in the site database. A search database including a search catalog is searched, an index word including a search word received from the user terminal is extracted from the search database, and a web page including the extracted search catalog as a second search result is generated. Transmitted to the user terminal,
The degree of association between the search word and the website is determined based on the number of clicks on the URL to the website included in the second search result, and the website having the highest degree of association with the search word is selected for the search word. 6. The search method according to claim 5, further comprising storing the representative site in the site database.

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