CN104765834B - A kind of information search method and device - Google Patents
A kind of information search method and device Download PDFInfo
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- CN104765834B CN104765834B CN201510174151.3A CN201510174151A CN104765834B CN 104765834 B CN104765834 B CN 104765834B CN 201510174151 A CN201510174151 A CN 201510174151A CN 104765834 B CN104765834 B CN 104765834B
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Abstract
The invention discloses a kind of information search method and devices, to realize the purpose for improving search speed.The described method includes: choosing corresponding word association table according to temperature attribute to be searched and number of days, wherein the data item framework of the word association table include associated two words mark and corresponding association depth value；From the data item of the word association table of the selection, corresponding association depth value is selected to meet at least one data item of default value condition；The corresponding each word of mark that the word of at least one data item is searched in dictionary sheet, as search hot word, wherein the data item framework of the dictionary sheet includes the mark of word, the Hash hash value of word and word itself.
Description
Technical field
The present invention relates to technical field of data processing, in particular to a kind of information search method and device.
Background technique
With the rapid development of information technology, today's society enters the information explosion epoch, people more and more by
Therefore network is retrieved as people's work, indispensable a part of living to find the information of oneself needs.
People retrieve usually using search engine, and search engine refers to according to certain strategy, with specific
Computer program collects information from internet, after carrying out tissue and processing to information, provides retrieval service for user, will be with
The system that the relevant information of user search shows user.
In the prior art, search engine can directly store the information content itself, example when carrying out tissue and processing to information
Such as, the associated associated mechanisms in Beijing are the Forbidden City, then can save the associated associated mechanisms in text Beijing is the Forbidden City, are needed so a large amount of
Memory space.Also, in subsequent offer retrieval service, retrieval rate is slower.
Summary of the invention
The present invention provides a kind of information search method and device, to realize the purpose for improving search speed.
The present invention provides a kind of information search method, comprising:
According to temperature attribute to be searched and number of days, corresponding word association table is chosen, wherein the word association table
Data item framework include associated two words mark and corresponding association depth value；
From the data item of the word association table of the selection, corresponding association depth value is selected to meet default value condition
At least one data item；
The corresponding each word of mark that the word of at least one data item is searched in dictionary sheet, as search hot word,
Wherein, the data item framework of the dictionary sheet includes the mark of word, the Hash hash value of word and word itself.
In an embodiment of the present invention, the temperature attribute include personage, it is place, one or more in mechanism.
In an embodiment of the present invention, described from the data item of the word association table of the selection, select corresponding pass
Connection depth value meets at least one data item of default value condition, comprising:
Descending arrangement is carried out to the association depth value of the data item of the word association table of the selection；
The corresponding data item of n association depth value before choosing.
In an embodiment of the present invention, the mark of the word that at least one data item is searched in dictionary sheet is corresponding
Each word, as search hot word, comprising:
The mark of the word of at least one data item is generated into logo collection；
It is searched in dictionary sheet and respectively identifies corresponding each word in the logo collection, as search hot word.
In an embodiment of the present invention, the temperature attribute includes multiple, described according to temperature attribute to be searched and day
Number, chooses corresponding word association table, comprising:
According to multiple temperature attributes to be searched and number of days, corresponding multiple word association tables are chosen.
The present invention also provides a kind of information search devices, comprising:
First chooses module, for choosing corresponding word association table according to temperature attribute to be searched and number of days,
In, the data item framework of the word association table include associated two words mark and corresponding association depth value；
Second chooses module, for selecting corresponding association depth from the data item of the word association table of the selection
Value meets at least one data item of default value condition；
Searching module, the corresponding each word of mark of the word for searching at least one data item in dictionary sheet,
As search hot word, wherein the data item framework of the dictionary sheet includes the mark of word, the Hash hash value of word and word sheet
Body.
In an embodiment of the present invention, the temperature attribute include personage, it is place, one or more in mechanism.
In an embodiment of the present invention, the second selection module is also used to:
Descending arrangement is carried out to the association depth value of the data item of the word association table of the selection；
The corresponding data item of n association depth value before choosing.
In an embodiment of the present invention, the searching module is also used to:
The mark of the word of at least one data item is generated into logo collection；
It is searched in dictionary sheet and respectively identifies corresponding each word in the logo collection, as search hot word.
In an embodiment of the present invention, the temperature attribute includes multiple, and the first selection module is also used to:
According to multiple temperature attributes to be searched and number of days, corresponding multiple word association tables are chosen.
Some beneficial effects of the embodiment of the present invention may include:
In the embodiment of the present invention, according to temperature attribute to be searched and number of days, corresponding word association table is chosen, from selection
Word association table data item in, select corresponding association depth value to meet at least one data item of default value condition,
The corresponding each word of mark of word to search at least one data item in dictionary sheet, as search hot word.Due to word
The mark and corresponding association depth value, the corresponding association depth value of selection that associated two words are stored in contingency table meet pre-
If at least one data item of value conditions, that is, meet hot word search terms.Also, the present invention only needs to store in word association table
The mark of associated two words, can economize on resources memory space, improve search efficiency.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart of information search method in one embodiment of the invention；
Fig. 2 is the texture field schematic diagram for the dictionary sheet that one embodiment of the invention provides；
Fig. 3 is the texture field schematic diagram for the word association table that one embodiment of the invention provides；
Fig. 4 is the texture field schematic diagram for the dictionary data table that one embodiment of the invention provides；And
Fig. 5 is the structural schematic diagram of information search device in one embodiment of the invention.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Fig. 1 show the flow chart of information search method in one embodiment of the invention, this approach includes the following steps S11-
S13:
Step S11 chooses corresponding word association table, wherein word association according to temperature attribute to be searched and number of days
The data item framework of table include associated two words mark and corresponding association depth value.
In this step, temperature attribute to be searched can be personage, place, mechanism etc..Word association table may include:
Personage's contingency table, place contingency table, associated therewith table, Attribute Association table etc., the invention is not limited thereto.Word mentioned below closes
Nr (indicating personage), nt (outgoing mechanism) or ns (indicating place) are accordingly to be regarded as different word association tables, but each pass in connection table
Connection list data structure is consistent.
Word association table can be expressed as Tzn_terms comprising two fields are respectively rel and weight, wherein
Rel has recorded the ID (mark) of associated two words, and ID derives from dictionary sheet, and shaped like ID.ID, two mark ID can be with " "
Separate, weight has recorded the association depth value of two words.Data item in word association table can recorde in given number of days
Relevance between word can also have d3 (in three days) table or d7 (seven days if Tzn_terms_d1 is intraday word association table
It is interior) table etc..Further, the data item of word association table can recorde the word association of different attribute information, such as Tzn_nr_
D1 is the word association table of nearest one day personage, and Tzn_ns_d3 is the word association table in nearest three days places, and Tzn_nt_d7 is
The word association table of nearest seven days mechanisms, Tzn_terms_d3 are the word association table, etc. of nearest three days all properties.
Step S12 selects corresponding association depth value to meet default value from the data item of the word association table of selection
At least one data item of condition.
In an alternative embodiment of the invention, step S12 can be implemented are as follows: to the pass of the data item of the word association table of selection
Join depth value and carries out descending arrangement, the corresponding data item of n association depth value before choosing.That is, association depth value is higher,
Its corresponding word is more popular.
Step S13 searches the corresponding each word of mark of the word of at least one data item in dictionary sheet, as search heat
Word, wherein the data item framework of dictionary sheet includes the mark of word, the hash value of word and word itself.
In this step, in addition to may include the mark of word itself, word and the hash value of word in the data item of dictionary sheet
It can also include the corresponding document properties of word, renewal time etc., such as in television programme data, word is corresponding outside these fields
Document properties include the corresponding channel of word, column etc..Here, dictionary sheet can be expressed as tixmain_term_data, certainly,
It is only illustrative herein, is not intended to limit the present invention.The block word of the dictionary sheet of one embodiment of the invention offer is provided
Section schematic diagram, in Fig. 2, termid indicates the mark of word, and termkey indicates the hash value of word, and termvalue indicates word itself,
Termprop indicates that the corresponding document properties of word, updated indicate the renewal time of word.
Further, in dictionary sheet word hash value, can be MD5 (Message Digest Algorithm, the message of word
Digest algorithm the 5th edition) value, it can such as intercept first 16 of MD5 value；It can also be SHA1 (the Secure Hash of word
Algorithm, Secure Hash Algorithm) value；The hash value of word can also be calculated by other algorithms, the invention is not limited thereto.
In the embodiment of the present invention, according to temperature attribute to be searched and number of days, corresponding word association table is chosen, from selection
Word association table data item in, select corresponding association depth value to meet at least one data item of default value condition,
The corresponding each word of mark of word to search at least one data item in dictionary sheet, as search hot word.Due to word
The mark and corresponding association depth value, the corresponding association depth value of selection that associated two words are stored in contingency table meet pre-
If at least one data item of value conditions, that is, meet hot word search terms.Also, the present invention only needs to store in word association table
The mark of associated two words, can economize on resources memory space, improve search efficiency.
In an alternative embodiment of the invention, if temperature attribute include it is multiple, step S11 can be implemented are as follows: according to wait search
The multiple temperature attributes and number of days of rope choose corresponding multiple word association tables.For example, temperature attribute include personage, mechanism,
Point then chooses the word association table of the word association table of personage, the word association table of mechanism and place.
The present invention provides the schemes of preferred implementation steps S13 a kind of, in this scenario, can will an at least data
The mark of the word of item generates logo collection, and then searches in logo collection in dictionary sheet and respectively identify corresponding each word, as
Hot word is searched for, so as to bulk lookup, improves search speed.
In another preferred embodiment of the present invention, rel mentioned above, create-rule are as follows: the ID (mark of first word
Know) keyword of data resource in dictionary data table, data of the ID (mark) of second word in dictionary data table
Personage, place, mechanism or attribute in resource.For example, after editorial staff pushes new document or data resource, it can be according in resource
Keyword, and the vocabulary such as related person, place, mechanism extracted, mark is taken into dictionary sheet, by rel relationship map value,
If rel value exists, its weight is added 1.The structure of the word association table of one embodiment of the invention offer is provided
Field schematic diagram, in Fig. 3, which is the word association table of nearest one day personage, and d1 was indicated in one day
Word association, can also have d3 (in 3 days) table, d7 (in 7 days) table or d30 (in 30 days) table etc..First word in rel
ID data resource in dictionary data table keyword, the ID of second word is in the data resource in dictionary data table
Personage's (or place, mechanism, attribute etc.) ID value.In weight field, editorial staff push new document or data resource into
After coming, its weight is added 1 if there are 100816.100799 for rel value by rel relationship map value.
A plurality of data asset information is stored in dictionary data table mentioned above, pieces of data resource information includes data
Resource publisher, data resource issuing time, the attribute of data resource, personage, place, mechanism in data resource, data money
One or more marks in the keyword in source, every terms of information is in its each comfortable dictionary sheet in the pieces of data resource information
The form of mark be stored in dictionary data table.The knot of the dictionary data table of one embodiment of the invention offer is provided
Structure field schematic diagram, in Fig. 4, id indicates the mark of the data resource information, when published indicates data resource publication
Between, f2t_props indicates that the attribute of data resource, t2f_t_uid indicate that data resource publisher, t2n_nr indicate personage,
T2n_ns indicates place, t2n_nt outgoing mechanism, and t2t_t_terms indicates the keyword of data resource.
It, can be from word if new data asset information is stored into dictionary data table in another preferred embodiment of the present invention
Successively according to (keyword, personage, place, mechanism, attribute) ID (mark) in allusion quotation tables of data, combination producing rel, create-rule is such as
It is described above, i.e., the mark of multiple words is chosen from new data asset information, for the every two word in multiple words, in each attribute
The mark rel that two words are searched in word association table whether there is, if so, the association depth value of two words is added 1.
The realization process of information search method of the present invention is discussed in detail below by a specific embodiment.In an embodiment
In, nearest one day popular vocabulary is required to look up, first selection word association table Tzn-terms-d1, in the table, according to
The arrangement of weight descending, n hot topic word rel before taking, respectively according to rel identify in first ID and second ID, take pair
The word ID answered will eventually get hot word ID set, be gathered according to hot word ID to dictionary sheet tixmain_term_data and take word name
Claim (i.e. word itself), it can generate nearest one day popular vocabulary.If taking nearest one day popular personage, personage need to be only arrived
In contingency table, according to the arrangement of weight descending, n popular word rel before taking, need to only take second mark can be (because of first
It is a to be identified as keyword), it goes dictionary sheet to take word title according to mark, that is, produces nearest one day popular personage.And so on.
Corresponding to the information search method in above-described embodiment, the present invention also provides a kind of information search devices.Such as Fig. 5
It show the structural schematic diagram of information search device in one embodiment of the invention, comprising:
First chooses module 51, for choosing corresponding word association table according to temperature attribute to be searched and number of days,
In, the data item framework of word association table include associated two words mark and corresponding association depth value；
Second chooses module 52, for selecting corresponding association depth value from the data item of the word association table of selection
Meet at least one data item of default value condition；
Searching module 53 is made for searching the corresponding each word of the mark of word of at least one data item in dictionary sheet
To search for hot word, wherein the data item framework of dictionary sheet includes the mark of word, the hash value of word and word itself.
In an embodiment of the present invention, temperature attribute include personage, it is place, one or more in mechanism.
In an embodiment of the present invention, above-mentioned second selection module 52 is also used to:
Descending arrangement is carried out to the association depth value of the data item of the word association table of selection；
The corresponding data item of n association depth value before choosing.
In an embodiment of the present invention, above-mentioned searching module 53 is also used to:
The mark of the word of at least one data item is generated into logo collection；
It is searched in logo collection in dictionary sheet and respectively identifies corresponding each word, as search hot word.
In an embodiment of the present invention, temperature attribute includes multiple, and above-mentioned first selection module 51 is also used to:
According to multiple temperature attributes to be searched and number of days, corresponding multiple word association tables are chosen.
The above-mentioned apparatus of the embodiment of the present invention: according to temperature attribute to be searched and number of days, corresponding word association is chosen
Table selects corresponding association depth value to meet at least the one of default value condition from the data item of the word association table of selection
A data item, thus the corresponding each word of the mark that the word of at least one data item is searched in dictionary sheet, as search hot word.
Due to stored in word association table associated two words mark and corresponding association depth value, select corresponding association depth
Value meets at least one data item of default value condition, that is, meets hot word search terms.Also, the present invention is in word association table
Only need to store the mark of associated two words, can economize on resources memory space, improve search efficiency.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of information search method characterized by comprising
According to temperature attribute to be searched and number of days, corresponding word association table is chosen, wherein the data of the word association table
Framework include associated two words mark and corresponding association depth value；
From the data item of the word association table, the corresponding association depth value of selection meets at least one of default value condition
Data item；
The corresponding each word of mark that the word of at least one data item is searched in dictionary sheet, as search hot word, wherein
The data item framework of the dictionary sheet includes the mark of word, the Hash hash value of word and word itself；
The corresponding each word of mark of the word that at least one data item is searched in dictionary sheet, as search hot word,
Include:
The mark of the word of at least one data item is generated into logo collection；
It is searched in dictionary sheet and respectively identifies corresponding each word in the logo collection, as search hot word.
2. the method according to claim 1, wherein the temperature attribute includes personage, place, one in mechanism
Item is multinomial.
3. method according to claim 1 or 2, which is characterized in that from the data item of the word association table, selection pair
The association depth value answered meets at least one data item of default value condition, comprising:
Descending arrangement is carried out to the association depth value of the data item of the word association table of the selection；
The corresponding data item of n association depth value before choosing.
4. the method according to claim 1, wherein the temperature attribute include it is multiple, it is described according to be searched
Temperature attribute and number of days, choose corresponding word association table, comprising:
According to multiple temperature attributes to be searched and number of days, corresponding multiple word association tables are chosen.
5. a kind of information search device characterized by comprising
First chooses module, for choosing corresponding word association table, wherein institute according to temperature attribute to be searched and number of days
The data item framework of predicate language contingency table include associated two words mark and corresponding association depth value；
Second chooses module, default for from the data item of the word association table, selecting corresponding association depth value to meet
At least one data item of value conditions；
Searching module, the corresponding each word of mark of the word for searching at least one data item in dictionary sheet, as
Search for hot word, wherein the data item framework of the dictionary sheet includes the mark of word, the Hash hash value of word and word itself；
The searching module is also used to:
The mark of the word of at least one data item is generated into logo collection；
It is searched in dictionary sheet and respectively identifies corresponding each word in the logo collection, as search hot word.
6. device according to claim 5, which is characterized in that the temperature attribute includes personage, place, one in mechanism
Item is multinomial.
7. device according to claim 5 or 6, which is characterized in that the second selection module is also used to:
Descending arrangement is carried out to the association depth value of the data item of the word association table of selection；
The corresponding data item of n association depth value before choosing.
8. device according to claim 5, which is characterized in that the temperature attribute includes multiple, the first selection mould
Block is also used to:
According to multiple temperature attributes to be searched and number of days, corresponding multiple word association tables are chosen.
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| CN101601038A (en) * | 2007-08-03 | 2009-12-09 | 松下电器产业株式会社 | Related word presentation device |
| WO2011004846A1 (en) * | 2009-07-07 | 2011-01-13 | 日本電気株式会社 | Information search system, information management device, information search method, information management method, and recording medium |
| CN102073729A (en) * | 2011-01-14 | 2011-05-25 | 百度在线网络技术（北京）有限公司 | Relationship knowledge sharing platform and implementation method thereof |
| CN102346741A (en) * | 2010-07-28 | 2012-02-08 | 英业达股份有限公司 | Data retrieval system for generating derivative keywords according to input keyword and method thereof |
| CN103631909A (en) * | 2013-11-26 | 2014-03-12 | 烽火通信科技股份有限公司 | System and method for combined processing of large-scale structured and unstructured data |
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2015
- 2015-04-13 CN CN201510174151.3A patent/CN104765834B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101601038A (en) * | 2007-08-03 | 2009-12-09 | 松下电器产业株式会社 | Related word presentation device |
| WO2011004846A1 (en) * | 2009-07-07 | 2011-01-13 | 日本電気株式会社 | Information search system, information management device, information search method, information management method, and recording medium |
| CN102346741A (en) * | 2010-07-28 | 2012-02-08 | 英业达股份有限公司 | Data retrieval system for generating derivative keywords according to input keyword and method thereof |
| CN102073729A (en) * | 2011-01-14 | 2011-05-25 | 百度在线网络技术（北京）有限公司 | Relationship knowledge sharing platform and implementation method thereof |
| CN103631909A (en) * | 2013-11-26 | 2014-03-12 | 烽火通信科技股份有限公司 | System and method for combined processing of large-scale structured and unstructured data |
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Denomination of invention: An information search method and device Effective date of registration: 20210104 Granted publication date: 20190118 Pledgee: Inner Mongolia Huipu Energy Co.,Ltd. Pledgor: TVMINING (BEIJING) MEDIA TECHNOLOGY Co.,Ltd. Registration number: Y2020990001527 |
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