CN103488759A - Method and device for searching application programs according to key words - Google Patents
Method and device for searching application programs according to key words Download PDFInfo
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- CN103488759A CN103488759A CN201310442883.7A CN201310442883A CN103488759A CN 103488759 A CN103488759 A CN 103488759A CN 201310442883 A CN201310442883 A CN 201310442883A CN 103488759 A CN103488759 A CN 103488759A
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Abstract
The invention relates to a method and a device for searching application programs according to key words. The method includes decoding character strings inputted by users into several key words, and acquiring application programs corresponding to the decoded key words according to mapping relation of key words and application programs. Complicated computing process is not required, and the mapping relation of key words and application programs is just required to be preestablished, so that corresponding application programs can be easily searched out according to key words and searching process is simplified and searching efficiency is improved.
Description
Technical field
The present invention relates to the intelligent search technique field, relate in particular to a kind of method and apparatus according to the keyword search application program.
Background technology
In general search system, when the longer character string of user's input is retrieved, system is mated data or the application of preserving in the character string that receives and database, obtain data or application with the string matching received, now because character string is longer, when retrieval, system need to just can obtain Search Results by complicated calculating by each application program of traversal and data, and recall precision is low.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of method and apparatus according to the keyword search application program, is intended to improve search efficiency.
The present invention proposes a kind of method according to the keyword search application program, comprising:
According to the keyword in the dictionary prestored, determine in the character string that the user inputs with the dictionary prestored in the first keyword of keyword coupling;
According to the mapping relations of predetermined keyword and application program, search the corresponding application program of described the first keyword;
Show the application program found.
The step of the application program that preferably, described demonstration gets comprises:
The number of times that described in the preset kind information of definite application program got, the first keyword occurs;
The magnitude relationship of the first corresponding keyword number of times according to each described application program of determining, order shows each described application program.
The step of the application program that preferably, described demonstration gets comprises:
Determine the number of times that described in the preset kind information of the application program get, the first keyword occurs, and determine the word total quantity in the preset kind information of each described application program and the default weight of application program got according to the dictionary prestored;
Corresponding word total quantity, number of times and the default weight of application program that the first keyword occurs according to each described application program of determining, determine the keyword matching degree of each described application program;
The magnitude relationship of corresponding keyword matching degree according to each described application program, order shows each described application program;
The formula of determining the keyword matching degree of described application program is:
K=N×M/W；
Wherein, the weight that N is application program, the number of times that described in the preset kind information that M is application program, the first keyword occurs, the word total quantity in the preset kind information that W is application program.
Before the step of the application program that preferably, described demonstration gets, also comprise:
The application program of installing on described application program and terminal is mated;
If the application matches of installing on described application program and described terminal is added sign has been installed on described application program.
Preferably, described on described application program, add the step of sign has been installed after, the method also comprises:
Relatively add the version of the application program of installing on application program that sign has been installed and terminal;
If add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed.
Preferably, the method also comprises:
The state of the application program of storing in the detecting real-time database;
If application program additions and deletions or modification in described database, according to the mapping relations of additions and deletions or described the first keyword of amended application program update and application program.
The present invention also proposes a kind of device according to the keyword search application program, comprising:
Determination module, for the keyword according to the dictionary that prestores, determine in the character string that the user inputs with the dictionary prestored in the first keyword of keyword coupling;
Search module, for the mapping relations according to predetermined keyword and application program, search the corresponding application program of described the first keyword;
Display module, the application program found for demonstration.
Preferably, described display module comprises:
Determining unit, the number of times occurred for the first keyword described in the preset kind information of determining the application program got;
Display unit, the magnitude relationship of the first corresponding keyword number of times for each the described application program according to determining, order shows each described application program.
Preferably, described display module comprises:
Determining unit, the number of times occurred for the first keyword described in the preset kind information of determining the application program got, and determine the word total quantity in the preset kind information of each described application program and the default weight of application program got according to the dictionary prestored, and according to each described application program of determining corresponding word total quantity, number of times and the default weight of application program that the first keyword occurs, determine the keyword matching degree of each described application program;
Display unit, for the magnitude relationship of the keyword matching degree corresponding according to each described application program, order shows each described application program;
The formula of determining the keyword matching degree of described application program is:
K=N×M/W；
Wherein, the weight that N is application program, the number of times that described in the preset kind information that M is application program, the first keyword occurs, the word total quantity in the preset kind information that W is application program.
Preferably, this device also comprises:
Matching module, mated for the application program by installing on described application program and terminal;
Add module, if for the application matches of installing on described application program and described terminal, on described application program, add sign has been installed, if and add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed.
The method and apparatus according to the keyword search application program that the present invention proposes, the character string of user's input is decomposed into to a plurality of keywords, and obtain and decompose the corresponding application program of keyword obtained according to the mapping relations of keyword and application program, do not need complicated computation process, only need to set up in advance the mapping relations of keyword and application program, can when search, arrive corresponding application program according to keyword search at an easy rate, simplify search procedure to improve search efficiency.
The accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the present invention according to the first embodiment of the method for keyword search application program;
The idiographic flow schematic diagram that Fig. 2 is step S30 the first embodiment in Fig. 1;
The idiographic flow schematic diagram that Fig. 3 is step S30 the second embodiment in Fig. 1;
Fig. 4 is the schematic flow sheet of the present invention according to the second embodiment of the method for keyword search application program;
Fig. 5 is the schematic flow sheet of the present invention according to the 3rd embodiment of the method for keyword search application program;
Fig. 6 is the schematic flow sheet of the present invention according to the 3rd embodiment of the method for keyword search application program;
Fig. 7 is the structural representation of the present invention according to the first embodiment of the device of keyword search application program;
The structural representation that Fig. 8 is display module in Fig. 7;
Fig. 9 is the structural representation of the present invention according to the second embodiment of the device of keyword search application program.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Below in conjunction with drawings and the specific embodiments, with regard to technical scheme of the present invention, be described further.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
With reference to Fig. 1, Fig. 1 is the schematic flow sheet of the present invention according to the first embodiment of the method for keyword search application program.
The present embodiment proposes a kind of method according to the keyword search application program, comprising:
Step S10, according to the keyword in the dictionary prestored, determine in the character string that the user inputs with the dictionary prestored in the first keyword of keyword coupling;
The predeterminable dictionary that comprises a plurality of keywords, when receiving the character string of user's input, the keyword of storing in character string and dictionary is mated, when coupling, first the whole character string of user's input and the keyword in dictionary are mated, then the keyword character string of user's input is split as in single the first keyword and dictionary is mated, and directly character string is decomposed into to a plurality of the first keywords.For example the character string of input is " excellent extremely look at ", first by excellent while extremely looking to be mated with this character string and dictionary, if match, keyword is excellent extremely looks at, continue in dictionary coupling excellent cruel and look at, if coupling can generate and excellently extremely look at, excellent cruel and look at three the first keywords, then inquire about the mapping relations of each first keyword and application program, according to the mapping relations of keyword and application program, get the corresponding application program of each keyword.
Step S20, according to the mapping relations of predetermined keyword and application program, search the corresponding application program of described the first keyword;
Mapping relations between keyword and application program can realize by setting up inverted index, the idiographic flow of setting up inverted index is as follows: the information of at first obtaining application programs all in database, the information of application program (as the Name and Description information of application program) and the keyword in default dictionary are mated, during keyword coupling in the information of application program and default dictionary, using application program as the application item corresponding with keyword, by the information of application program with the preservation associated with the keyword of coupling of the form of document, the information (for example descriptor of the title of application program and application program) of the corresponding one or more application programs of each keyword, the information of the corresponding application program of a plurality of keywords or have overlapping, for example excellent extremely the looking at of keyword has overlapping with excellent cruel corresponding application program, be that excellent extremely the looking at of keyword has excellent application program of extremely looking at by name with excellent cruel all correspondences.
Step S30, show the application program found.
When search, the first keyword and the keyword prestored are mated, if the first keyword and the keyword coupling prestored, obtain the application program that keyword that this fortune deposits shines upon, show all application programs that get after coupling completes, can arrange according to the order of the degree of correlation when showing.
In the present embodiment, also can first the character string integral body got be mated with the keyword in dictionary, if the character string got integral body is mated with the keyword in dictionary, the mapping relations that continue search key and application program judge that whether this character string is to there being application program, if this character string is to there being application program, obtain this application program, no longer the character string got is split as to a plurality of key words and is searched for, to save system overhead.For example, the character string of user input is excellently extremely to look at, excellent extremely look at dictionary in keyword and mated, if coupling is extremely looked at the application program corresponding as keyword using excellent, if keyword " excellent extremely look at " is to there being application program " excellent extremely look at ", show this excellent icon of extremely looking at application program, no longer keyword " excellent extremely look at " is split as excellent cruel, look at that the keyword in two keywords and dictionary is mated, if keyword " excellent extremely look at " is not mapped with application program, just keyword " excellent extremely look at " is split as excellent cruel, look at that the keyword in two keywords and dictionary is mated.
The method according to the keyword search application program that the present invention proposes, matching degree between the character string of inputting according to the user and the dictionary prestored generates at least one keyword, and the corresponding application program of keyword acquired according to the mapping relations of keyword and application program, do not need complicated computation process, only need to set up in advance the mapping relations of keyword and application program, can when search, arrive corresponding application program according to keyword search at an easy rate, simplify search procedure to improve search efficiency.
With reference to Fig. 2, the idiographic flow schematic diagram that Fig. 2 is step S30 the first embodiment in Fig. 1.
In method the first embodiment in the present invention according to the keyword search application program, step S30 comprises:
Step S31, the number of times that described in the preset kind information of definite application program got, the first keyword occurs;
Step S32, the magnitude relationship of the first corresponding keyword number of times according to each described application program of determining, order shows each described application program.
The preset kind information of application program comprises the title of application program and/or descriptor etc. in the present embodiment, name with application program is called example, the number of times that the first keyword occurs in the title of application program is more, the matching degree that this application program and the first keyword are described is higher, the magnitude relationship of the first corresponding keyword number of times according to each described application program of determining, order shows each described application program, so that the user determines the high application program of the degree of correlation easily.
With reference to Fig. 3, the idiographic flow schematic diagram that Fig. 3 is step S30 the second embodiment in Fig. 1.
In method the first embodiment in the present invention according to the keyword search application program, step S30 comprises:
Step S33, determine the number of times that described in the preset kind information of the application program get, the first keyword occurs, and determine the word total quantity in the preset kind information of each described application program and the default weight of application program got according to the dictionary prestored;
Step S34, corresponding word total quantity, number of times and the default weight of application program that the first keyword occurs according to each described application program of determining, determine the keyword matching degree of each described application program;
Step S35, the magnitude relationship of corresponding keyword matching degree according to each described application program, order shows each described application program;
The formula of determining the keyword matching degree of described application program is:
K=N×M/W；
Wherein, the weight that N is application program, the number of times that described in the preset kind information that M is application program, the first keyword occurs, the word total quantity in the preset kind information that W is application program.
The name that the preset kind information of described application program of take is application program is called example, the keyword obtained according to the character string of inputting is excellent cruel, the name that searches application program be called excellent extremely look at excellent when cruel, keyword excellent cruel appearance twice, word in the application program got is for " excellent cruel, excellently extremely look at, excellent cruel, excellent extremely look at excellent cruel, look at " five, the keyword matching degree of the application program of by name " excellent extremely look at excellent cruel " is 40%, and application program is excellent extremely look in excellent cruel the appearance 1 time, this is " excellent cruel with corresponding word in the information of application program, excellently extremely look at, look at " three, the keyword matching degree of the application program of by name " excellent extremely look at " is 67%, when showing, will excellently extremely look to be presented at excellent extremely look at excellent extremely before.Size order according to the keyword matching degree shows the application program got, the user can find the application program that matching degree is high easily, ratio by the first keyword number of times between the word total quantity corresponding with each described application program is determined the keyword matching degree of application program, make application programs matching degree determine more accurate.
The corresponding a plurality of application programs of each keyword in the inverted index proposed at the first embodiment, application program that can be corresponding to keyword arranges weight N, can title and the weight of the application program of keyword coupling be set to 10, the weight of the application program of descriptor and keyword coupling is set to 1, when the keyword matching degree of computing application program, if user search to the title of application program or descriptor in the number of times that occurs of keyword be M, in the title of the application program searched or descriptor with default dictionary in the word number of keyword coupling be W, the keyword matching degree K=N * M/W of application program.The keyword for example obtained according to the character string of inputting is excellent cruel, the name that searches application program be called excellent extremely look at excellent when cruel, keyword excellent cruel appearance twice, word in the application program got for " excellently extremely, excellent extremely look at, excellent cruel, excellent extremely look at excellent cruel, look at " five, if the weight of the application program of title and keyword coupling is set to 10, the keyword matching degree of the application program of by name " excellent extremely look at excellent cruel " is K=10 * 2/5=4, and matching degree is 4.
With reference to Fig. 4, Fig. 4 is the schematic flow sheet of the present invention according to the second embodiment of the method for keyword search application program.
Propose in method second embodiment of the present invention according to the keyword search application program based on the first embodiment, also comprise before step S30 in the present embodiment:
Step S40, mated the application program of installing on the application program that gets and terminal;
Step S50, if the application matches of installing on described application program and described terminal is added sign has been installed on described application program.
Before the application program searched in demonstration, can be first the application program of installing on the application program that gets and terminal be mated, if can mate the application program that explanation gets installed on terminal, sign has been installed in the application program interpolation this got, then display application program, the user is when seeing the sign of installation of application program, can determine which application program installs, to avoid the repetition set up applications, the internal memory of occupied terminal, cause unnecessary waste.
With reference to Fig. 5, Fig. 5 is the schematic flow sheet of the present invention according to the 3rd embodiment of the method for keyword search application program.
Propose in method the 3rd embodiment of the present invention according to the keyword search application program based on the 3rd embodiment, also comprise after step S50 in the present embodiment:
Step S60, relatively add the version of the application program of installing on application program that sign has been installed and terminal;
Step S70 if add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, adds the upgrading sign or adopts the upgrading sign to replace the described sign of having installed on described application program.
If the application matches of installing on described application program and described terminal, illustrate that terminal has been equipped with application program, this application program is added sign has been installed, after interpolation has been installed sign, if add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed, then display application program, the user is when seeing the sign of installation of application program, can determine which application program needs upgrading, with the timely upgrade applications of reminding user, improve user experience.
With reference to Fig. 6, Fig. 6 is the schematic flow sheet of the present invention according to the 3rd embodiment of the method for keyword search application program.
Step S80, the state of the application program of storing in the detecting real-time database;
Step S90, if application program additions and deletions or modification in described database, the keyword prestored according to additions and deletions or amended application program update and the mapping relations of application program.
The state of the application program of the storage in the detecting real-time database, in order to understand in database and increase timely, the operation of deleting and revising application program, and according to increase, the keyword that the operation renewal of deletion and modification application program prestores and the mapping relations of application program, for example in database, increase believable application program, according to the information of this application program, whether with the keyword prestored, mate, if coupling is set up the application program of this increase and the mapping relations between keyword, set up new keyword if do not mate and generate this newly-built keyword and the mapping relations between application program simultaneously, keyword coupling in the keyword that this is newly-built and default dictionary, if the information of the keyword in dictionary and application program is not mated, can in dictionary, increase keyword newly.
With reference to Fig. 7, Fig. 7 is the structural representation of the present invention according to the first embodiment of the device of keyword search application program.
The device according to the keyword search application program that the present embodiment proposes comprises:
The predeterminable dictionary that comprises a plurality of keywords, when receiving the character string of user's input, the keyword of storing in character string and dictionary is mated, when coupling, first the whole character string of user's input and the keyword in dictionary are mated, then the keyword character string of user's input is split as in single keyword and dictionary is mated, and directly character string is decomposed into to a plurality of keywords.For example the character string of input is " excellent extremely look at ", first by excellent while extremely looking to be mated with this character string and dictionary, if match, keyword is excellent extremely looks at, continue in dictionary coupling excellent cruel and look at, if coupling can generate and excellently extremely look at, excellent cruel and look at three keywords, then inquire about the mapping relations of each keyword and application program, according to the mapping relations of keyword and application program, get the corresponding application program of each keyword.
Mapping relations between keyword and application program can realize by setting up inverted index, the idiographic flow of setting up inverted index is as follows: the information of at first obtaining application programs all in database, the information of application program (as the Name and Description information of application program) and the keyword in default dictionary are mated, during keyword coupling in the information of application program and default dictionary, using application program as the application item corresponding with keyword, by the information of application program with the preservation associated with the keyword of coupling of the form of document, the information (for example descriptor of the title of application program and application program) of the corresponding one or more application programs of each keyword, the information of the corresponding application program of a plurality of keywords or have overlapping, for example excellent extremely the looking at of keyword has overlapping with excellent cruel corresponding application program, be that excellent extremely the looking at of keyword has excellent application program of extremely looking at by name with excellent cruel all correspondences.
When search, the first keyword and the keyword prestored are mated, if the first keyword and the keyword coupling prestored, obtain the application program that keyword that this fortune deposits shines upon, show all application programs that get after coupling completes, can arrange according to the order of the degree of correlation when showing.
In the present embodiment, also can first the character string integral body got be mated with the keyword in dictionary, if the character string got integral body is mated with the keyword in dictionary, the mapping relations that continue search key and application program judge that whether this character string is to there being application program, if this character string is to there being application program, obtain this application program, no longer the character string got is split as to a plurality of key words and is searched for, to save system overhead.For example, the character string of user input is excellently extremely to look at, excellent extremely look at dictionary in keyword and mated, if coupling is extremely looked at the application program corresponding as keyword using excellent, if keyword " excellent extremely look at " is to there being application program " excellent extremely look at ", show this excellent icon of extremely looking at application program, no longer keyword " excellent extremely look at " is split as excellent cruel, look at that the keyword in two keywords and dictionary is mated, if keyword " excellent extremely look at " is not mapped with application program, just keyword " excellent extremely look at " is split as excellent cruel, look at that the keyword in two keywords and dictionary is mated.
The device according to the keyword search application program that the present invention proposes, matching degree between the character string of inputting according to the user and the dictionary prestored generates at least one keyword, and the corresponding application program of keyword acquired according to the mapping relations of keyword and application program, do not need complicated computation process, only need to set up in advance the mapping relations of keyword and application program, can when search, arrive corresponding application program according to keyword search at an easy rate, simplify search procedure to improve search efficiency.
With reference to Fig. 8, the structural representation that Fig. 8 is display module in Fig. 7.
In device the first embodiment in the present invention according to the keyword search application program, display module 30 comprises:
Determining unit 31, the number of times occurred for the first keyword described in the preset kind information of determining the application program got, and determine the word total quantity in the preset kind information of each described application program and the default weight of application program got according to the dictionary prestored, and according to each described application program of determining corresponding word total quantity, number of times and the default weight of application program that the first keyword occurs, determine the keyword matching degree of each described application program;
The formula of determining the keyword matching degree of described application program is:
K=N×M/W；
Wherein, the weight that N is application program, the number of times that described in the preset kind information that M is application program, the first keyword occurs, the word total quantity in the preset kind information that W is application program.
The preset kind information of application program comprises the title of application program and/or descriptor etc. in the present embodiment, name with application program is called example, the number of times that the first keyword occurs in the title of application program is more, the matching degree that this application program and the first keyword are described is higher, the magnitude relationship of the first corresponding keyword number of times according to each described application program of determining, order shows each described application program, so that the user determines the high application program of the degree of correlation easily.
Further, the number of times that determining unit 31 also occurs for the first keyword described in the preset kind information of determining the application program got, and determine the word total quantity in the preset kind information of each described application program according to the dictionary prestored, and, according to corresponding word total quantity and the first keyword number of times of each described application program of determining, determine the keyword matching degree of each described application program; Display unit 32 is also for the magnitude relationship of the keyword matching degree corresponding according to each described application program, and order shows each described application program.
The name that the preset kind information of described application program of take is application program is called example, the keyword obtained according to the character string of inputting is excellent cruel, the name that searches application program be called excellent extremely look at excellent when cruel, keyword excellent cruel appearance twice, word in the application program got is for " excellent cruel, excellently extremely look at, excellent cruel, excellent extremely look at excellent cruel, look at " five, the keyword matching degree of the application program of by name " excellent extremely look at excellent cruel " is 40%, and application program is excellent extremely look in excellent cruel the appearance 1 time, this is " excellent cruel with corresponding word in the information of application program, excellently extremely look at, look at " three, the keyword matching degree (being correlativity) of the application program of by name " excellent extremely look at " is 67%, when showing, will excellently extremely look to be presented at excellent extremely look at excellent extremely before.Size order according to the keyword matching degree shows the application program got, the user can find the application program that matching degree is high easily, ratio by the first keyword number of times between the word total quantity corresponding with each described application program is determined the keyword matching degree of application program, make application programs matching degree determine more accurate.
The corresponding a plurality of application programs of each keyword in the inverted index proposed at the first embodiment, application program that can be corresponding to keyword arranges weight N, can title and the weight of the application program of keyword coupling be set to 10, the weight of the application program of descriptor and keyword coupling is set to 1, when the keyword matching degree of computing application program, if user search to the title of application program or descriptor in the number of times that occurs of keyword be M, in the title of the application program searched or descriptor with default dictionary in the word number of keyword coupling be W, the keyword matching degree of application program (being correlativity) K=N * M/W.The keyword for example obtained according to the character string of inputting is excellent cruel, the name that searches application program be called excellent extremely look at excellent when cruel, keyword excellent cruel appearance twice, word in the application program got for " excellently extremely, excellent extremely look at, excellent cruel, excellent extremely look at excellent cruel, look at " five, if the weight of the application program of title and keyword coupling is set to 10, the keyword matching degree of the application program of by name " excellent extremely look at excellent cruel " is K=10 * 2/5=4, and matching degree is 4.
With reference to Fig. 9, Fig. 9 is the structural representation of the present invention according to the second embodiment of the device of keyword search application program.
Propose second embodiment of the present invention according to the device of keyword search application program based on the first embodiment, this device also comprises in the present embodiment:
Add module 50, if for the application matches of installing on described application program and described terminal, on described application program, add sign has been installed, if and add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed.
Before the application program searched in demonstration, can be first the application program of installing on the application program that gets and terminal be mated, if can mate the application program that explanation gets installed on terminal, sign has been installed in the application program interpolation this got, then display application program, the user is when seeing the sign of installation of application program, can determine which application program installs, to avoid the repetition set up applications, the internal memory of occupied terminal, cause unnecessary waste.
If the application matches of installing on described application program and described terminal, illustrate that terminal has been equipped with application program, this application program is added sign has been installed, after interpolation has been installed sign, if add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed, then display application program, the user is when seeing the sign of installation of application program, can determine which application program needs upgrading, with the timely upgrade applications of reminding user, improve user experience.
In this enforcement, can add detecting module and update module in the device according to the keyword search application program, the state of the application program that detecting module is stored for the detecting real-time database; If update module is for application program additions and deletions or the modification of described database, according to the mapping relations of additions and deletions or described the first keyword of amended application program update and application program.
The state of the application program of the storage in the detecting real-time database, in order to understand in database and increase timely, the operation of deleting and revising application program, and according to increase, the keyword that the operation renewal of deletion and modification application program prestores and the mapping relations of application program, for example in database, increase believable application program, according to the information of this application program, whether with the keyword prestored, mate, if coupling is set up the application program of this increase and the mapping relations between keyword, set up new keyword if do not mate and generate this newly-built keyword and the mapping relations between application program simultaneously, keyword coupling in the keyword that this is newly-built and default dictionary, if the information of the keyword in dictionary and application program is not mated, can in dictionary, increase keyword newly.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure transformation that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. the method according to the keyword search application program, is characterized in that, comprising:
According to the keyword in the dictionary prestored, determine in the character string that the user inputs with the dictionary prestored in the first keyword of keyword coupling;
According to the mapping relations of predetermined keyword and application program, search the corresponding application program of described the first keyword;
Show the application program found.
2. method according to claim 1, is characterized in that, the step of the application program that described demonstration gets comprises:
The number of times that described in the preset kind information of definite application program got, the first keyword occurs;
The magnitude relationship of the first corresponding keyword number of times according to each described application program of determining, order shows each described application program.
3. method according to claim 2, is characterized in that, the step of the application program that described demonstration gets comprises:
Determine the number of times that described in the preset kind information of the application program get, the first keyword occurs, and determine the word total quantity in the preset kind information of each described application program and the default weight of application program got according to the dictionary prestored;
Corresponding word total quantity, number of times and the default weight of application program that the first keyword occurs according to each described application program of determining, determine the keyword matching degree of each described application program;
The magnitude relationship of corresponding keyword matching degree according to each described application program, order shows each described application program;
The formula of determining the keyword matching degree of described application program is:
K=N×M/W；
Wherein, the weight that N is application program, the number of times that described in the preset kind information that M is application program, the first keyword occurs, the word total quantity in the preset kind information that W is application program.
4. method according to claim 1, is characterized in that, before the step of the application program that described demonstration gets, also comprises:
The application program of installing on described application program and terminal is mated;
If the application matches of installing on described application program and described terminal is added sign has been installed on described application program.
5. method according to claim 4, is characterized in that, described on described application program, add the step of sign has been installed after, the method also comprises:
Relatively add the version of the application program of installing on application program that sign has been installed and terminal;
If add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed.
6. method according to claim 1, is characterized in that, the method also comprises:
The state of the application program of storing in the detecting real-time database;
If application program additions and deletions or modification in described database, according to the mapping relations of additions and deletions or described the first keyword of amended application program update and application program.
7. the device according to the keyword search application program, is characterized in that, comprising:
Determination module, for the keyword according to the dictionary that prestores, determine in the character string that the user inputs with the dictionary prestored in the first keyword of keyword coupling;
Search module, for the mapping relations according to predetermined keyword and application program, search the corresponding application program of described the first keyword;
Display module, the application program found for demonstration.
8. device according to claim 7, is characterized in that, described display module comprises:
Determining unit, the number of times occurred for the first keyword described in the preset kind information of determining the application program got;
Display unit, the magnitude relationship of the first corresponding keyword number of times for each the described application program according to determining, order shows each described application program.
9. device according to claim 6, is characterized in that, described display module comprises:
Determining unit, the number of times occurred for the first keyword described in the preset kind information of determining the application program got, and determine the word total quantity in the preset kind information of each described application program and the default weight of application program got according to the dictionary prestored, and according to each described application program of determining corresponding word total quantity, number of times and the default weight of application program that the first keyword occurs, determine the keyword matching degree of each described application program;
Display unit, for the magnitude relationship of the keyword matching degree corresponding according to each described application program, order shows each described application program;
The formula of determining the keyword matching degree of described application program is:
K=N×M/W；
Wherein, the weight that N is application program, the number of times that described in the preset kind information that M is application program, the first keyword occurs, the word total quantity in the preset kind information that W is application program.
10. device according to claim 7, is characterized in that, this device also comprises:
Matching module, mated for the application program by installing on described application program and terminal;
Add module, if for the application matches of installing on described application program and described terminal, on described application program, add sign has been installed, if and add the version of the version of the application program that sign has been installed higher than the application program of installing on terminal, on described application program, add the upgrading sign or adopt the upgrading sign to replace the described sign of having installed.
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