CN109558538B - Input association word construction method and device, storage medium and electronic equipment - Google Patents

Input association word construction method and device, storage medium and electronic equipment Download PDF

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CN109558538B
CN109558538B CN201811406012.9A CN201811406012A CN109558538B CN 109558538 B CN109558538 B CN 109558538B CN 201811406012 A CN201811406012 A CN 201811406012A CN 109558538 B CN109558538 B CN 109558538B
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keywords
input
article
words
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CN109558538A (en
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彭睿棋
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Douyin Vision Co Ltd
Douyin Vision Beijing Co Ltd
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Beijing ByteDance Network Technology Co Ltd
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Abstract

The embodiment of the invention discloses a method, a device, a storage medium and electronic equipment for constructing an input associative word, wherein the method comprises the following steps: the construction method of the input associative word comprises the following steps: acquiring the title content of an article with a preset popularity in a preset time period; extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords; and displaying the keywords in the input association word list according to a preset display rule. According to the embodiment of the invention, the keywords are extracted from the title content of the article with the preset heat degree, the obtained keywords are utilized to enrich the input association words, when the user searches for the hotter search words, because the input association words are supplemented according to the hotter article in advance, the input association word list based on the search words has more input association words, the user can perform related search according to the input association words displayed in the input association word list, and the user experience is better.

Description

Input association word construction method and device, storage medium and electronic equipment
Technical Field
The present invention relates to the field of internet, and in particular, to a method and an apparatus for constructing an input associative word, a storage medium, and an electronic device.
Background
When the user browses the information, the influence of one information is large, most users pay attention to the information at a price, the information content becomes popular rapidly, articles about the information content are increased greatly, and the number of searches about the information content is also increased greatly.
In the process of implementing the invention, the inventor finds that the prior art has at least the following defects: because the information content is newer and the number of search terms associated with the information content is less, no input association terms related to the information content often appear in the input association term list, the user cannot perform related search according to the input association terms, and the user experience is poor.
Disclosure of Invention
In view of this, embodiments of the present invention provide a method, an apparatus, a storage medium, and an electronic device for constructing an input associative word, so as to solve the following problems in the prior art: when the search word is newer, the situation that the input association word related to the information content does not exist in the input association word list often occurs, the user cannot perform related search according to the input association word, and the user experience is poor.
On one hand, the embodiment of the invention provides a method for constructing an input associative word, which comprises the following steps: acquiring title contents of articles with preset popularity in a preset time period based on a preset search word; extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords; and displaying the keywords in the input association word list according to a preset display rule.
On the other hand, an embodiment of the present invention provides a device for constructing an input associative word, including: the acquisition module is used for acquiring the title content of an article with preset popularity in a preset time period based on a preset search word; the extraction module is used for extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords; and the display module is used for displaying the keywords in the input association word list according to a preset display rule.
In another aspect, an embodiment of the present invention provides a storage medium storing a computer program, where the computer program is executed by a processor to implement the method provided in any embodiment of the present invention.
On the other hand, an embodiment of the present invention provides an electronic device, which at least includes a memory and a processor, where the memory stores a computer program, and the processor implements the method provided in any embodiment of the present invention when executing the computer program on the memory.
According to the embodiment of the invention, the keywords are extracted from the title content of the article with the preset heat degree, the obtained keywords are utilized to enrich the input association words, when the user searches for the hotter search words, because the input association words are supplemented according to the hotter article in advance, the input association word list based on the search words has more input association words, the user can perform related search according to the input association words displayed in the input association word list, and the user experience is better.
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Fig. 1 is a flowchart of a method for constructing an input associative word according to a first embodiment of the present invention;
fig. 2 is a flowchart of a method for constructing an input associative word according to a second embodiment of the present invention;
FIG. 3 is a schematic view of a prior art interface;
FIG. 4 is a schematic view of an interface provided by a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a constructing apparatus for inputting an associative word according to a third embodiment of the present invention;
fig. 6 is a schematic structural diagram of an electronic device according to a fifth embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.
The first embodiment of the present invention provides a method for constructing an input associative word, the flow of the method is shown in fig. 1, and the method includes steps S101 to S103:
s101, acquiring title contents of articles with preset popularity in a preset time period based on preset search words.
In general, if a large number of users read or forward an article in a short time, the article becomes hot. The embodiment of the invention acquires the title content of the hot text so as to construct the input association words through the title content in the following. For a hot text (an article with a predetermined degree of hotness), the article may be an article containing a large number of hotter search terms in the article, may also be an article with a click rate reaching a predetermined click rate, may also be an article with a number of comments reaching a predetermined number of comments, may also be an article with a theme of the article being a predetermined theme, and the like, which is not limited in this embodiment.
S102, extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords.
The predetermined keyword extraction strategy may be a more general term importance principle, and of course, may also be other keyword extraction strategies. If a plurality of articles with preset popularity exist in a preset time period, respectively acquiring the title content of each article with preset popularity, and respectively extracting keywords of each title content. For longer-titled articles, it is likely to get more keywords.
For example, an article entitled "Zhou XX2018 will hold a global concert", and is divided into: and holding the global concert in the week XX |2018| and generating specific keywords according to the term importance principle and the part of speech tagging, such as the global concert held in the week XX2018, the global concert held in the week XX and the global concert held in the week XX.
And S103, displaying the keywords in the input association word list according to a preset display rule.
According to the embodiment of the invention, the keywords are extracted from the title content of the article with the preset heat degree, the obtained keywords are utilized to enrich the input association words, when the user searches for the hotter search words, because the input association words are supplemented according to the hotter article in advance, the input association word list based on the search words has more input association words, the user can perform related search according to the input association words displayed in the input association word list, and the user experience is better.
A second embodiment of the present invention provides a method for constructing an input associative word, where the flow of the method is shown in fig. 2, and the method includes steps S201 to S208:
s201, detecting whether the preset search word meets the preset search condition. If so, S202 is executed, otherwise, S201 is continuously executed.
Wherein the predetermined search condition includes at least one of: the searching times of the preset searching words reach the preset times, and the reading times of the article taking the preset searching words as the theme reach the preset times.
S202, in case that the predetermined search term satisfies the predetermined search condition, detecting whether the number of input association terms of the predetermined search term reaches a predetermined multiple of the display number of the input association term list. If so, S208 is performed, otherwise, S203 is performed.
In a specific implementation, the predetermined multiple may be 1 time or 10 times, and if the predetermined multiple is set to be larger, the input association word of the predetermined search word may be continuously supplemented.
The above process sets a double authentication condition that the input associative word of the predetermined search word is complemented only if both of the above conditions are satisfied.
S203, under the condition that the preset multiple of the display number of the input association word list is not reached, the title content of the article with preset popularity in a preset time period is obtained.
In general, if a large number of users read or forward an article in a short time, the article becomes hot. The embodiment of the invention acquires the title content of the hot text so as to construct the input association words through the title content in the following. For a hot text (an article with a predetermined degree of hotness), the article may be an article containing a large number of hotter search terms in the article, may also be an article with a click rate reaching a predetermined click rate, may also be an article with a number of comments reaching a predetermined number of comments, may also be an article with a theme of the article being a predetermined theme, and the like, which is not limited in this embodiment.
S204, extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords.
The predetermined keyword extraction strategy may be a more general term importance principle, and of course, may also be other keyword extraction strategies. If a plurality of articles with preset popularity exist in a preset time period, respectively acquiring the title content of each article with preset popularity, and respectively extracting keywords of each title content. For longer-titled articles, it is likely to get more keywords.
For example, an article entitled "Zhou XX2018 will hold a global concert", and is divided into: and holding the global concert in the week XX |2018| and generating specific keywords according to the term importance principle and the part of speech tagging, such as the global concert held in the week XX2018, the global concert held in the week XX and the global concert held in the week XX.
And S205, displaying the keywords in the input association word list according to a preset display rule.
Specifically, the predetermined degree of popularity of the article corresponding to each keyword may be set as the degree of popularity of each keyword; sequencing all the keywords according to the heat of each keyword; and displaying the keywords in the input association word list according to the sorted result. After each input associated word is given an initial degree of heat, the input associated word that the user is more interested in can be displayed in the input associated word list.
For example, suaa suddenly obtains the gold medal of the global fortune meeting, articles about the suaa are read by a user in a large amount, the number of the articles about the suaa or the reading amount of the articles greatly increases within a certain time, and the articles become popular articles, and then the title content of the articles with the predetermined popularity can be obtained, for example, the article is a hot text entitled "global fortune meeting suaa dash is a record of state gold wrecking asia", and the corresponding obtained keywords may be: threo AA, threo AA deprives money, threo AA records and the like. When the user knows suaa, the user searches for the contents of suaa in a large amount. If the embodiment of the invention is not adopted, the interface shown in FIG. 3 is displayed when SuAA is used as a search word for searching; however, after the embodiment of the present invention is adopted, since the keyword extraction is performed according to the titles of the hotter articles and the input association words are enriched, the displayed interface is as shown in fig. 4.
S206, counting the click condition of each keyword according to a preset period, and reordering all the keywords according to the click condition.
As the clicking operation of the user on the input associated words increases, the clicking condition of each input associated word is different, and in order to more accurately determine the input associated word that the user most thinks of, all the keywords are reordered according to the clicking condition.
And S207, displaying the keywords in the input association word list according to the re-ordering result.
And S208, stopping continuously constructing the input associative words for the preset search words.
According to the embodiment of the invention, the keywords are extracted from the title content of the article with the preset heat degree, the obtained keywords are utilized to enrich the input association words, when the user searches for the hotter search words, because the input association words are supplemented according to the hotter article in advance, the input association word list based on the search words has more input association words, the user can perform related search according to the input association words displayed in the input association word list, and the user experience is better.
A third embodiment of the present invention provides a device for constructing an input associative word, the device having a structure schematically shown in fig. 5, and including:
an obtaining module 10, configured to obtain title contents of an article with a predetermined popularity in a predetermined time period based on a predetermined search term; an extraction module 20, coupled to the obtaining module 10, configured to perform keyword extraction on the title content according to a predetermined keyword extraction policy to obtain a plurality of keywords; and a display module 30 coupled to the extraction module 20 for displaying the keywords in the input association word list according to a predetermined display rule.
In general, if a large number of users read or forward an article in a short time, the article becomes hot. The embodiment of the invention acquires the title content of the hot text so as to construct the input association words through the title content in the following. For a hot text (an article with a predetermined degree of hotness), the article may be an article containing a large number of hotter search terms in the article, may also be an article with a click rate reaching a predetermined click rate, may also be an article with a number of comments reaching a predetermined number of comments, may also be an article with a theme of the article being a predetermined theme, and the like, which is not limited in this embodiment.
The predetermined keyword extraction strategy may be a more general term importance principle, and of course, may also be other keyword extraction strategies. If a plurality of articles with preset popularity exist in a preset time period, respectively acquiring the title content of each article with preset popularity, and respectively extracting keywords of each title content. For longer-titled articles, it is likely to get more keywords.
The display module 30 is specifically configured to: setting the preset popularity of the article corresponding to each keyword as the popularity of each keyword; sequencing all the keywords according to the heat of each keyword; and displaying the keywords in the input association word list according to the sorted result. After each input associated word is given an initial degree of heat, the input associated word that the user is more interested in can be displayed in the input associated word list.
The obtaining module 10 of the embodiment of the present invention may include: the device comprises a first detection unit, a second detection unit and a searching unit, wherein the first detection unit is used for detecting whether a preset searching word meets a preset searching condition, and the preset searching condition at least comprises one of the following conditions: the searching times of the preset searching words reach the preset times, and the reading times of the article taking the preset searching words as the theme reach the preset times; the second detection unit is coupled with the first detection unit and used for detecting whether the number of the input association words of the preset search words reaches a preset multiple of the display number of the input association word list or not under the condition that the preset search words meet the preset search condition; and the acquisition unit is coupled with the second detection unit and used for acquiring the title content of the article with the preset popularity in the preset time period under the condition that the preset multiple of the display number of the input association word list is not reached. The above process sets a double authentication condition that the input associative word of the predetermined search word is complemented only if both of the above conditions are satisfied.
As the clicking operations of the input association words by the user increase, the clicking condition of each input association word may be different, and in order to more accurately determine the input association word that the user most thinks of, therefore, all the keywords may be reordered according to the clicking condition, the apparatus may further include: the counting module 40 is used for counting the click condition of each keyword according to a preset period and reordering all the keywords according to the click condition; and a display module 30, coupled to the statistics module 40, for displaying the keywords in the input association word list according to the re-ordering result.
For example, if a gold medal is suddenly taken in suzunyan, articles about suzunyan are read by a user in a large amount, and the number of articles or the reading amount of articles about suzunyan is greatly increased in a certain time to become popular articles; extracting keywords by taking the titles of the popular articles as original expectations, and generating a plurality of keywords which are endowed with different popularity due to different popularity of the articles, so that a sequence exists; when a user searches Su-yang days, because the words are just hot words, the number of the input association words in the input association word list related to Su-yang days does not reach a certain number, at the moment, the generated keywords with certain heat degree are displayed in the input association word list, and the display sequence of each keyword in the input association word list is adjusted according to the click condition of the user.
A fourth embodiment of the present invention provides a storage medium storing a computer program that, when executed by a processor, implements the method provided in any of the embodiments of the present invention, as follows steps S1 to S3:
s1, acquiring the title content of the article with the preset popularity in the preset time period based on the preset search word;
s2, extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords;
s3, displaying the keyword in the input associative word list according to a predetermined display rule.
Wherein the articles having the predetermined degree of hotness include at least one of: the click rate reaches a preset click rate, the number of the comments reaches a preset number of the comments, and the theme of the article is a preset theme.
When the computer program is executed by the processor to display the keyword in the input association word list according to the preset display rule, the processor specifically executes the following steps: setting the preset popularity of the article corresponding to each keyword as the popularity of each keyword; sequencing all the keywords according to the heat of each keyword; and displaying the keywords in the input association word list according to the sorted result.
When the computer program is executed by the processor to obtain the title content of the article with the predetermined popularity in the predetermined time period, the following steps are executed by the processor: detecting whether a predetermined search word meets a predetermined search condition, wherein the predetermined search condition at least comprises one of the following conditions: the searching times of the preset searching words reach the preset times, and the reading times of the article taking the preset searching words as the theme reach the preset times; under the condition that the preset search word meets the preset search condition, detecting whether the number of input association words of the preset search word reaches a preset multiple of the display number of the input association word list; the title content of an article having a predetermined degree of hotness within a predetermined period of time is acquired without reaching a predetermined multiple of the display number of the input associative word list.
After the step of displaying the keywords in the input suggested word list according to the predetermined display rule is executed by the processor, the computer program is further executed by the processor for: counting the click condition of each keyword according to a preset period, and reordering all the keywords according to the click condition; and displaying the keywords in the input association word list according to the result of the reordering.
According to the embodiment of the invention, the keywords are extracted from the title content of the article with the preset heat degree, the obtained keywords are utilized to enrich the input association words, when the user searches for the hotter search words, because the input association words are supplemented according to the hotter article in advance, the input association word list based on the search words has more input association words, the user can perform related search according to the input association words displayed in the input association word list, and the user experience is better.
Optionally, in this embodiment, the storage medium may include, but is not limited to: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes. Optionally, in this embodiment, the processor executes the method steps described in the above embodiments according to the program code stored in the storage medium. Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again. It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
A fifth embodiment of the present invention provides an electronic device, as shown in fig. 6, the electronic device at least includes a memory 901 and a processor 902, the memory 901 stores a computer program, and the processor 902 realizes the method provided by any embodiment of the present invention when executing the computer program on the memory 901, for example, the steps of the computer program are as follows S11 to S13:
s11, acquiring the title content of the article with the preset popularity in the preset time period based on the preset search word;
s12, extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords;
s13, displaying the keyword in the input associative word list according to a predetermined display rule.
Wherein the articles having the predetermined degree of hotness include at least one of: the click rate reaches a preset click rate, the number of the comments reaches a preset number of the comments, and the theme of the article is a preset theme.
When executing the calculation program stored in the memory 901 for displaying a keyword in the input associative word list according to a predetermined display rule, the processor 902 specifically executes the following computer program: setting the preset popularity of the article corresponding to each keyword as the popularity of each keyword; sequencing all the keywords according to the heat of each keyword; and displaying the keywords in the input association word list according to the sorted result.
The processor 902, when executing a calculation computer program stored on the memory 901 that acquires the title content of an article having a predetermined degree of hotness within a predetermined period of time, specifically executes the following computer program: detecting whether a predetermined search word meets a predetermined search condition, wherein the predetermined search condition at least comprises one of the following conditions: the searching times of the preset searching words reach the preset times, and the reading times of the article taking the preset searching words as the theme reach the preset times; under the condition that the preset search word meets the preset search condition, detecting whether the number of input association words of the preset search word reaches a preset multiple of the display number of the input association word list; the title content of an article having a predetermined degree of hotness within a predetermined period of time is acquired without reaching a predetermined multiple of the display number of the input associative word list.
The processor 902, after executing a calculation computer program stored on the memory 901 to display keywords in the input associative word list according to a predetermined display rule, further executes the following computer program: counting the click condition of each keyword according to a preset period, and reordering all the keywords according to the click condition; and displaying the keywords in the input association word list according to the result of the reordering.
Moreover, although exemplary embodiments have been described herein, the scope thereof includes any and all embodiments based on the present invention with equivalent elements, modifications, omissions, combinations (e.g., of various embodiments across), adaptations or alterations. The elements of the claims are to be interpreted broadly based on the language employed in the claims and not limited to examples described in the present specification or during the prosecution of the application, which examples are to be construed as non-exclusive. It is intended, therefore, that the specification and examples be considered as exemplary only, with a true scope and spirit being indicated by the following claims and their full scope of equivalents.
The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other. For example, other embodiments may be used by those of ordinary skill in the art upon reading the above description. In addition, in the above-described embodiments, various features may be grouped together to streamline the disclosure. This should not be interpreted as an intention that a disclosed feature not claimed is essential to any claim. Rather, inventive subject matter may lie in less than all features of a particular disclosed embodiment. Thus, the following claims are hereby incorporated into the detailed description as examples or embodiments, with each claim standing on its own as a separate embodiment, and it is contemplated that these embodiments may be combined with each other in various combinations or permutations. The scope of the invention should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.
While the embodiments of the present invention have been described in detail, the present invention is not limited to these specific embodiments, and those skilled in the art can make various modifications and modifications of the embodiments based on the concept of the present invention, which fall within the scope of the present invention as claimed.

Claims (12)

1. A construction method of an input associative word is characterized by comprising the following steps:
detecting whether a preset search word meets a preset search condition, and acquiring the title content of an article with a preset popularity in a preset time period based on the preset search word under the condition that the preset search condition is met, wherein the preset search condition at least comprises one of the following conditions: the searching times of the preset searching words reach the preset times, and the reading times of the article taking the preset searching words as the theme reach the preset times;
extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords so as to construct the input association words;
and displaying the keywords in the input association word list according to a preset display rule.
2. The constructing method of claim 1, wherein the obtaining of the title contents of the article having a predetermined degree of hotness within a predetermined period of time based on the predetermined search word comprises:
detecting whether the number of input association words of the preset search word reaches a preset multiple of the display number of the input association word list under the condition that the preset search word meets the preset search condition;
and under the condition that the preset multiple of the display number of the input association word list is not reached, acquiring the title content of the article with the preset popularity in the preset time period.
3. The constructing method of claim 1, wherein the displaying the keyword in the input associative word list according to a predetermined display rule comprises:
setting the preset popularity of the article corresponding to each keyword as the popularity of each keyword;
sequencing all the keywords according to the heat of each keyword;
and displaying the keywords in the input associative word list according to the sequencing result.
4. The constructing method according to any one of claims 1 to 3, wherein, after displaying the keyword in the input associative word list according to a predetermined display rule, further comprising:
counting the click condition of each keyword according to a preset period, and reordering all the keywords according to the click condition;
and displaying the keywords in the input associative word list according to the result of the reordering.
5. A construction method according to any one of claims 1 to 3, wherein the article having a predetermined degree of hotness includes at least one of: the click rate reaches a preset click rate, the number of the comments reaches a preset number of the comments, and the theme of the article is a preset theme.
6. A constructing apparatus for inputting associative words, comprising:
the acquisition module is used for detecting whether a preset search word meets a preset search condition, and acquiring the title content of an article with a preset popularity in a preset time period based on the preset search word under the condition that the preset search condition is met, wherein the acquisition module comprises a first detection unit used for detecting whether the preset search word meets the preset search condition, and the preset search condition at least comprises one of the following conditions: the searching times of the preset searching words reach the preset times, and the reading times of the article taking the preset searching words as the theme reach the preset times;
the extraction module is used for extracting keywords from the title content according to a preset keyword extraction strategy to obtain a plurality of keywords so as to construct the input association words;
and the display module is used for displaying the keywords in the input association word list according to a preset display rule.
7. The build device of claim 6, wherein the acquisition module comprises:
a second detection unit configured to detect whether the number of input associated words of the predetermined search word reaches a predetermined multiple of the display number of the input associated word list, in a case where the predetermined search word satisfies the predetermined search condition;
an acquisition unit configured to acquire the title content of the article having the predetermined degree of hotness within the predetermined time period, in a case where a predetermined multiple of the display number of the input associated word list is not reached.
8. The building apparatus according to claim 6,
the display module is specifically configured to: setting the preset popularity of the article corresponding to each keyword as the popularity of each keyword; sequencing all the keywords according to the heat of each keyword; and displaying the keywords in the input associative word list according to the sequencing result.
9. The construction apparatus according to any one of claims 6 to 8, further comprising:
the counting module is used for counting the click condition of each keyword according to a preset period and reordering all the keywords according to the click condition;
the display module is further configured to display the keyword in the input associated word list according to the result of the reordering.
10. The building apparatus according to any one of claims 6 to 8, wherein the article having the predetermined degree of hotness includes at least one of: the click rate reaches a preset click rate, the number of the comments reaches a preset number of the comments, and the theme of the article is a preset theme.
11. A storage medium storing a computer program, characterized in that the computer program realizes the steps of the method of any one of claims 1 to 5 when executed by a processor.
12. An electronic device comprising at least a memory, a processor, the memory having a computer program stored thereon, characterized in that the processor realizes the steps of the method of any of claims 1 to 5 when executing the computer program on the memory.
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