KR102096473B1 - Music recommendation system and method based on user's condition, and and service apparatus applied to the same - Google Patents

Abstract

The present invention is a user context-based music recommendation system and method for recommending music preferred by other users in the same situation as a user-selected situation to the user and providing the most optimized music to the user's current situation, and It relates to the applied service device. Such a configuration according to an embodiment of the present invention can recommend music that is preferred by a number of other users in the same situation to a user who provides his or her current situation by inputting context information, which is the same situation in real time. A large number of users who have formed a bond can recommend music to the user that is deemed to be the most suitable to the user, so that the most satisfactory music can be recommended to the user, thereby satisfying the user satisfaction.

Description

User context-based music recommendation system and method, and service device applied thereto {MUSIC RECOMMENDATION SYSTEM AND METHOD BASED USER'S CONDITION, AND AND SERVICE APPARATUS APPLIED TO THE SAME}

The present invention is a user context-based music recommendation system and method for recommending music preferred by other users in the same situation as a user-selected situation to the user and providing the most optimized music to the user's current situation, and It relates to the applied service device.

With the development of various digital compression technologies, existing large-capacity media can be digitized and converted into low-capacity media, so that various types of media can be stored in a portable user terminal to select the media desired by the user while on the go and enjoy it. Can be. In addition, digitized media through this digital compression technology enables media sharing among users on the network, thereby explosively activating online media services.

Music, which accounts for a significant portion of the vastly provided media, is low capacity compared to other media types, and has low communication load, so it supports real-time streaming services, so it is highly satisfactory to both service providers and users. Online music services are emerging.

The existing online music service simply provided a sound source in real time to a user connected online by providing a sound source to a user terminal or providing a streaming service, but recently, a service that recommends media with high preference to the user Is providing.

However, in the current online music service, the recommendation method is a method in which a music chart is generated by simply counting the number of sound sources that a user has purchased, listened to, or searched for, and recommends based on this. It is a method of recommending music based on standards, ignoring the diversity and volatility of user preferences. In addition, since this recommendation method recommends music based on the accumulated number of accesses, the volatility of the music chart is low, and most of the previously recommended music and currently recommended music are duplicated, and the effectiveness is greatly reduced.

Accordingly, recently, a method of analyzing a musical taste and recommending music based on meta information of sound sources accessed by a user has been developed, but the process of recommending music based on this analysis is complicated and technical. Since it is a recommendation method by matching, it is insufficient to improve user satisfaction.

Korean Registered Patent No. 10-0672404 [Name: User-customized service providing system and control method thereof]

The object according to the present invention for improving the above-mentioned problems is to recommend music based on various situations of the user in view of the fact that music plays a role of inspiring the atmosphere by assimilation with the situation of the user, and counts according to the number of existing access Unlike a music recommendation method based on a standardized music chart, a music recommendation system and method capable of improving user satisfaction by recommending music suitable for a user's situation while securing diversity in music recommendation It is to provide a service device.

Another object of the embodiment of the present invention is to recommend music by generating a music chart suitable for each user's situation without having to go through a user-centered complex situation analysis process, thereby greatly improving system complexity and providing highly recommended music for the user's situation. It is to provide a music recommendation system and method that can be recommended, and a service device applied thereto.

Another object of the embodiment of the present invention is to provide a music chart having real-time variability for each user's situation, and easily solve a problem in which multiple pieces of music exist according to low variability of a music chart based on the number of accesses in real time. To provide a music recommendation system and method for recommending various music, and a service device applied thereto.

The user context-based music recommendation service device according to an embodiment of the present invention for achieving the above object receives context information on a user's context from a user device on which a music service app is installed, and sets the music ranking corresponding to the context information. A music chart providing unit for each situation that provides music chart information to the user device, a collection unit that matches the situation information and collects log information and meta information about a sound source accessed by the user device, and the log information And an update unit for updating music chart information corresponding to the situation information in real time according to preferences for each sound source accumulated based on meta information, wherein the music chart providing unit for each situation transmits the same situation information as the situation information The music chart updated by the update unit may be transmitted to another user device to provide recommended music.

At this time, the collection unit may be characterized in that it receives the log information and meta information generated according to the access to the sound source of the user device from the music service device providing a sound source linked to the music chart information.

In addition, the music chart providing unit for each situation is preset in the music service app or a plurality of different situations included in the situation list information transmitted to the music service app by the music chart providing unit for each situation when the music service app is executed. It may be characterized by receiving the context information for any one of the user device.

In addition, the collection unit has an effective time preset for each of the plurality of different situations, and after the effective time corresponding to the situation information has elapsed from the time when the situation information is received, the sound source collected in response to the situation information. It may be characterized in that log information and meta information are not reflected in the update of the music chart information.

In addition, the music chart providing unit for each situation accumulates and stores the received situation information for each time zone in response to the user's member information, and automatically transmits the music chart information corresponding to the situation information with high input frequency in each time zone to the user device. It can be characterized by.

In addition, the situation information may be characterized in that it is text information about the current behavior of the user.

Meanwhile, the log information for the sound source may include at least one of play time, play date, play number, skip number, preference selection information, and sharing.

In addition, the updating unit may be characterized by updating the existing music ranking of the music chart information with the music ranking for each sound source determined according to the aggregated preference for each sound source.

At this time, the user context-based music recommendation service device further includes a music chart DB that stores music chart information for each different context information, and the update unit displays meta information and log information of each sound source collected corresponding to each context information. Through the analysis of the usage situation by sound source, the preferences for each sound source are cumulatively aggregated, and the updated music chart information is generated by adjusting the music rank of the music chart information according to the preferences for each sound source aggregated for each context information. can do.

In addition, the music chart providing unit for each situation may be characterized in that it selects music in a predetermined ranking according to the music ranking and provides the music chart information.

In addition, the music chart providing unit for each situation may be characterized by providing meta information for each sound source arranged according to the updated music ranking as the music chart information.

On the other hand, the meta information may be characterized in that it includes a connection address for the sound source.

The user context-based music recommendation method according to an embodiment of the present invention for achieving the above object, when the music service app installed on the user device is executed, the music recommendation service device receives context information about the user situation from the user device And a first recommendation step in which the music recommendation service device transmits music chart information for a music rank corresponding to the context information received from the user device, and the music recommendation service device matches the context information. In accordance with the preference of each sound source accumulated in real time based on the log information and meta information, the music history service collecting step of collecting log information and meta information about the sound source accessed by the user device A music chart update step of updating music chart information for a music ranking corresponding to the situation information in real time; and the updated music chart information to another user device where the music recommendation service device transmits the same situation information as the situation information It may include a second recommendation step of providing the recommended music by transmitting.

In this case, the music recommendation service device receives the log information and the meta information according to the access to the sound source of the user device from the music service device providing the sound source linked to the music chart information in the sound source history collection step. Can be done with

In addition, in the situation receiving step, the music recommendation service device may be preset in the music service app or according to user input among a plurality of different situations included in the context list information transmitted to the music service app each time the music service app is executed. It may be characterized in that it receives the context information for the selected situation from the user device.

In addition, in the updating of the music chart, the music recommendation service device may update the existing music ranking of the music chart information with the music ranking for each sound source determined according to the aggregated preference for each sound source.

The user context-based music recommendation method according to another embodiment of the present invention for achieving the above object, when the music service app is pre-installed on the user device, the user device provides context information about the user's situation to the music recommendation service device A user recommendation step of transmitting to the user recommendation step, a first recommendation step of providing the music recommendation music chart information to the user device for the music ranking corresponding to the context information, and the music recommendation service device of the context information A music source history collecting step of collecting log information and meta information on the sound source accessed by the user device by matching to the music recommendation service, and the music recommendation service device accumulates preferences for each sound source in real time based on the log information and meta information The music chart update step of updating music chart information corresponding to the situation information in real time according to the preference for each sound source, and when the music service app installed in another user device is executed, the other user device is in the same situation as the user. Another user situation transmission step of transmitting the context information to the music recommendation service device, and a second recommendation step of the music recommendation service device transmitting the music chart information updated in the update step to the other user device to provide recommended music It may be characterized by including.

The user context-based music recommendation system according to an embodiment of the present invention for achieving the above object receives the context information on the user's situation when the pre-installed music service app is executed, transmits it to the outside, and provides a sound source provided online Log to the user device accessing the device, and music chart information for the music ranking corresponding to the situation information received from the user device to the user device, matching the situation information and accessing the sound source accessed by the user device Others that collect information and meta information, update the music chart information corresponding to the situation information in real time according to the preference of each sound source accumulated based on the log information and meta information, and transmit the same situation information as the situation information And a music recommendation service device that provides recommended music by transmitting the updated music chart information to a user device.

Such a configuration according to an embodiment of the present invention can recommend music that is preferred by a number of other users in the same situation to a user who provides his or her current situation by inputting the situation information, which is the same situation in real time. As a result, a number of users who have formed a bond can recommend the music that is considered to be the most suitable to the user, thereby recommending the most satisfactory music in the user's current situation, thereby satisfying the user's satisfaction.

In addition, since the present invention continuously updates the music chart information in real time by multiple users who select the same situation in the same time zone, the psychology of the public changing in real time is reflected in the music chart information as it is, and other users in the same situation And there is an effect that can satisfy a large number of users by forming an emotional bond through music in real time.

In addition, the present invention forms an emotional bond between users in the same situation in real time and the users listen to their favorite music in a real-time manner, unlike the music recommendation method that accumulates existing simple log information and aggregates music charts at a preset cycle. At the same time, it provides an effect of improving opinions on recommended music, and at the same time, the opinions are aggregated in real time to provide various music for each time period, thereby satisfying the satisfaction and emotional satisfaction of the recommended music at the same time.

In addition, the present invention can provide a variety of music by changing the music chart in real time through aggregation of preferences for real-time music, so that more music can be recommended than an existing rigid music chart, and the user's situation is considered to make recommendations. There is an effect that can satisfy both satisfaction and accuracy.

1 is a block diagram showing an outline of a music recommendation system according to an embodiment of the present invention.
2 is a conceptual diagram illustrating a music recommendation method of a music recommendation system according to an embodiment of the present invention.
FIG. 3 is a block diagram showing a configuration for inputting a situation and providing a music chart in a user terminal of a music recommendation system according to an embodiment of the present invention.
4 is a detailed configuration diagram of a music service app of a music recommendation system according to an embodiment of the present invention.
5 is a detailed configuration diagram of a music recommendation unit of a music recommendation system according to an embodiment of the present invention.
6 is a detailed configuration diagram of a music recommendation server of a music recommendation system according to an embodiment of the present invention.
7 to 8 are exemplary views for additional functions of the music recommendation server of the music recommendation system according to an embodiment of the present invention.
9 is a flowchart illustrating an example of a music recommendation method according to an embodiment of the present invention.

In general, music plays a role in inspiring the atmosphere by assimilation to the user's situation, so the user's preference for music is closely related to the user's situation, and the user's satisfaction can be improved by recommending music suitable for the user's situation. Can be.

At this time, the user's situation may be a user's action-based situation, such as while on the move, driving, or sleeping, and since it has diversity and real-time variability, the music recommended for each situation is different, and through this, the existing recommended music and the current recommendation The frequency of overlapping the old music is low, so it is possible to recommend a variety of music while being suitable for the user's situation.

In order to increase the accuracy of the music recommendation method based on the user's situation, a complex process of collecting and analyzing various information from the user was used, but the present invention can recommend music suitable for the user's situation by applying a simple process. A proposed music recommendation system and method, and a service device applied thereto. At this time, the service device is described as an example of a server, but is not limited thereto, and various devices may be applied. In addition, a user device communicating with the service device is described as an example of a user terminal, but is not limited thereto, and various devices may be applied.

On the other hand, it is noted that an application installed and operated on the user device is expressed as an app, but this is meant to download and install on a user device or encompass an application pre-installed on the device.

Hereinafter, a user context based music recommendation system according to an embodiment of the present invention will be described in detail with reference to the drawings.

1 is a configuration diagram showing an overview of a user context-based music recommendation system according to an embodiment of the present invention, and as shown, the user terminal 100 accesses a music providing system 200 that provides streaming music through a network. You can listen to the music you want.

In general, the music service server 210 configured in the music providing system 200 may provide a free streaming transmission service for all or part of the selected sound sources, and provide a desired sound source in unlimited streaming through a paid service or a limited number of It also provides a service to listen to all songs, and also provides sound sources through purchase. Accordingly, the user can listen to music by accessing the music providing system 200.

In the embodiment of the present invention, a music service app 110 is installed in the user terminal 100, and the music service app 110 supports access to the music service server 210 and the music service server 210 The sound sources provided by the user can also access the sound source selected by the user to play the sound source.

At this time, the music service server 210 is meta information about the sound source (music name, artist name, album, genre, etc. information about the sound source itself) accessed by the music service app according to a user's selection and log information for the sound source A music recommendation server 220 that collects (information indicating the user's preferences regarding the user's sound source related to the relevant sound source) as history information and interlocks the history information in the music providing system 200 ).

Although the illustrated music recommendation server 220 is shown to be configured separately from the music service server 210 that provides music-related information, this is for clarifying the description of the invention, and the music recommendation server 220 is substantially It may be included as a part of the music service server 210.

The music recommendation server 220 may recommend music through the music service app. Among the existing recommendation methods, there is a method of determining user preference using the history information and recommending music matching the user preference.

However, such a music recommendation method requires complicated consideration of various parameters (song name, artist name, album, genre, etc.) included in the meta information, and the process is complicated and the accuracy is poor. In addition, since the user's taste for music cannot be accurately fixed, and since the fixed taste does not change easily, most of the recommended music is overlapped at every recommendation, so it does not satisfy the user's desire to access various music.

Therefore, the music recommendation server according to an embodiment of the present invention may recommend music preferred by other users in the same situation in consideration of the user's situation, and accordingly, the music best suited to the user's situation is recommended to satisfy the user's satisfaction. Can be improved.

Based on the above, the configuration of the music recommendation function of the user context based music recommendation system according to an embodiment of the present invention will be described in detail with reference to the configurations of FIGS. 1 and 2.

First, the music service app 110 installed in the user terminal 100 receives context information about the user's situation from the user terminal 100 to the music recommendation server 220 whenever it is executed, and provides the music recommendation server to the music recommendation server Can be.

At this time, the user's situation has a wide variety of types and definitions, and different context-specific definitions of the user are required in order to match the situation of other users who are identical to the user's situation. To this end, the music service app 110 provides an interface in which a plurality of different situations are preset, and receives user input through the interface to generate context information for the selected situation.

As an example, the music service app 110 provides an interface that is divided into a variety of preset situations, such as moving, eating, and preparing to go to the user's situation, as shown in FIG. Depending on the situation, it is possible to generate context information for the selected situation. Accordingly, when the same situation is selected as the user in the music service app 110 installed in the user terminal 100 of another user, the same situation information is generated to create a situation between users. Information can be matched.

At this time, the situation information may be text information on the current behavior of the user as described above, for example, on the move, during meals, during bed preparation, and the like.

On the other hand, the music service app 110 can access the music service server by accessing the music service server according to a user's input after the situation information is transmitted, and various functions (play, Skip, stop, fast forward, rewind, etc.) can be applied.

At this time, if the music service app 110 does not select a situation through the interface, the music service app 110 may be terminated or directly connected to the music service server without transmitting the situation information.

The music service server 210 generates log information for a sound source accessed by the music service app 110, and provides the log information and meta information for one or more accessed sound sources to the music recommendation server 220 can do.

At this time, the music service server 210 may store log information and meta information about the sound source in the sound source DB 230, and the music recommendation server 220 may include the log information and meta from the sound source DB 230. Information can also be collected.

Meanwhile, the music recommendation server 220 may collect log information and meta information about a sound source accessed by the music service app 110 in connection with the music service server 210 after receiving the context information, and collect it. The log information and meta information may be matched with the above situation information and stored in the music chart DB 240.

At this time, the music chart DB 240 may store music chart information for a music ranking for each situation information corresponding to each situation provided by the music service app 110 through an interface, and the music recommendation server 220 ) Calculates preferences for each sound source using log information and meta information about the sound sources collected by matching with the situation information, cumulatively aggregates the preferences for each sound source, and accumulates each sound source according to the aggregated preferences for each sound source It determines the music ranking for, and may update the music chart information corresponding to the context information received from the music service app according to the determined music ranking.

Through this, the music recommendation server 220 may classify a plurality of different music chart information for each context information and individually update the music chart information corresponding to the received context information.

In addition, the music recommendation server 220 may regard the accessed music as music having high preference in the user's situation, and accumulate and increase the preference of the accessed music to rank the recommended music in response to the user's situation. It can be changed in real time.

On the other hand, the music recommendation server 220 is a music service app 110 that transmits the context information selected in FIG. 3 (a), as shown in FIG. 3 (b), and provides music chart information corresponding to the context information. It can be transmitted to provide recommended music. At this time, the music chart information includes meta information on a plurality of sound sources arranged according to the music ranking, and the meta information can be linked to a connection address for the sound source.

Accordingly, the music service app 110 provides the music chart information through the user terminal 100, accesses the music service server through meta information of the sound source selected according to the user input, and accesses the sound source. It plays a sound source so that the user can listen to recommended music.

At this time, the music recommendation server 220 may update the music chart information by collecting log information and meta information about a sound source accessed through the music chart information by the music service app 110.

If one embodiment according to the above-described configuration is described in more detail with reference to FIG. 2, the music recommendation server 220 is a music service installed in a plurality of user terminals 1 and 2 (101, 102) that have transmitted the same situation information. For app 1 and 2 (1101, 1102), in response to user input, each music service app 1101, 1102 collects log information and meta information about the sound sources accessed in real time, and uses the collected log information and meta information By calculating the preference for each sound source in real time, the music chart information corresponding to the situation information can be updated in real time.

At this time, the music recommendation server 220, music service apps 1 and 2 (1101, 1102) installed on the user terminals 1 and 2 (101, 102) respectively when receiving context information from the user terminals 1 and 2 (101, 102) ) To transfer the music chart information before the update.

On the other hand, if the music service app 3 (1103) installed in the user terminal 3 (103) which is another user terminal transmits the same situation information as the music service apps 1 and 2 (1101, 1102), the music recommendation server 220 The updated music chart information may be transmitted to the music service app 3 1103 installed in the user terminal 3 103 by accessing the music sources of the music service apps 1 and 2 1101 and 1102.

At this time, the music recommendation server 220, the music service apps 1 and 2 (1101, 1102) installed on the user terminals 1 and 2 (101, 102), respectively, are re-launched later, and the music service apps 1 and 2 (1101) , Even when re-receiving the same context information received from the 1102), the updated music charts with the music service apps 1 and 2 (1101, 1102) installed on the user terminals 1 and 2 (101, 102), respectively. Of course, the information can be transmitted, and when the music service apps 1 and 2 1101 and 1102 are re-executed after the music service app 3 1103 is executed, the music service app 3 1103 may access the sound source. It is also possible to transmit updated music chart information.

In the configuration of the user context-based music recommendation system according to an embodiment of the present invention, a user who provides his / her current situation by inputting the context information can receive recommendations of music preferred by a plurality of other users in the same situation. This is the most suitable for the user's current situation and has a configuration that recommends popular music, so it can satisfy the user's satisfaction.

In addition, since multiple users who have selected the same situation at the same time period continuously update the music chart information in real time, the psychology of the public changing in real time is reflected in the music chart information as it is, and through music in real time with other users. You can share emotions and grasp the current state of public psychology in real time.

In addition, the music chart information corresponding to the inputted context information is updated in real time whenever a plurality of users use the music service app, thereby overlapping the recommended music included in the music chart information provided each time the user uses the music service app. It can be lowered to provide more diverse music recommendations to users.

4 is a detailed configuration diagram of the music service app 110 included in the configuration of the user context-based music recommendation system described above, and as shown, the music service app 110 is installed in the user terminal 100 and played It may include a unit 111, a music recommendation unit 112, and a user context selection unit 113.

First, when the music service app 110 is executed, the user context selection unit 113 executes an interface for receiving a user's context from a user, and the user interface unit of the user terminal 100 receiving the user input ( 130).

Accordingly, the user context selection unit 113 executes the interface on the screen of the user terminal 100 to interwork with the user interface unit 130, and the user input input through the user interface unit 130 By receiving, it is possible to check the context information corresponding to the user input.

At this time, the user situation selection unit 113, as described above, a plurality of different user situations are preset, and a menu including each situation is displayed through an interface as described with reference to FIG. 3 (a). can do. Accordingly, the user context selection unit 113 may generate context information about the context of the selected user according to a user input through the user interface unit 130 among a plurality of different user contexts displayed on the interface.

The user context selection unit 113 transmits the generated context information to the music recommendation unit 112, and the music recommendation unit 112 transmits the context information to the music recommendation server 220 to determine the user's context. Music chart information corresponding to may be received from the music recommendation server 220.

In addition, the music recommendation unit 112 outputs music chart information received from the music recommendation server 220 through the screen of the user terminal 100, and the music chart information through the user interface unit 130 Meta information of a sound source for a selected music among at least one music included in may be transmitted to the playback unit 111.

Thereafter, the playback unit 111 may connect to the music service server 210 according to the meta information of the sound source received from the music recommendation unit 112 to reproduce a sound source corresponding to the meta information of the sound source.

On the other hand, the playback unit 111 may play music not included in the music chart information by connecting to the music service server 210 and play the retained sound source 120 stored in the memory of the user terminal 100. It might be.

In addition, the playback unit 111 may provide meta information of the sound source to the music recommendation unit 112 when playing the retained sound source 120 stored in the user terminal 100, and the music recommendation unit ( 112) may transmit meta information of the sound source stored in the user terminal 100 and log information of the sound source according to the reproduction of the sound source by the playback unit to the music recommendation server 220.

5 is a detailed configuration diagram of the above-described music recommendation unit 112. If the function of the music recommendation unit 112 is described in more detail through FIG. 5, the music recommendation unit 112 is as illustrated. It includes an information receiving unit 1121, a reproduction sound source detection unit 1122, a log information generation unit 1123, and a music chart providing unit 1124.

First, the situation information receiving unit 1121 provides an interface for a plurality of different situations, and can detect the execution of the music service app 110 and output the interface to the screen of the user terminal 100. Thereafter, the context information receiving unit 1121 may generate context information on the context of the user selected in the interface through the user input received through the user interface unit 130 and transmit it to the music recommendation server 220. .

At this time, the context information, the reception unit 1121 receives the context list information for a plurality of different situations that are preset each time the music service app 110 is executed, and receives the context list information from the music recommendation server 220. It can be displayed on the screen of the user terminal 100, the music recommendation server by generating context information for the selected user's context according to the user input received through the user interface 130 from the context list information ( 220). Also, the context information receiving unit 1121 may provide the interface for a plurality of different contexts included in the context list information.

Meanwhile, the music chart providing unit 1124 may receive music chart information corresponding to the situation information from the music recommendation server 220 and output the music chart information on the screen of the user terminal 100. Providing meta information of a sound source selected according to a user input through the user interface 130 to the playback unit 111 so that the playback unit 111 plays music desired by the user among music included in the music chart information. can do.

In addition, the playback sound source detection unit 1122 extracts the meta information of the sound source that is played in conjunction with the playback unit 111 when reproducing the pre-stored sound source in the user terminal 100 after providing the context information It can be transmitted to the recommendation server 220.

In addition, the log information generation unit 1123 generates log information of a sound source played by the playback unit 11 in conjunction with the playback unit 111, and the log information of the sound source is the music recommendation server 220 ).

Accordingly, the music recommendation server 220 receives meta information and log information of a sound source for a sound source other than the sound source played by accessing the music service server 210, and receives the sound source accessed in response to the user's situation. It is possible to collect information about music that is preferred in a user's situation by judging.

6 is a detailed configuration diagram of a music recommendation server 220 according to an embodiment of the present invention. As shown, the music recommendation server 220 includes a collection unit 221, an update unit 222, and a context-specific music chart. It may include a provision unit 223.

First, the music chart providing unit 223 for each situation receives the situation information from the music service app 110, and the music chart DB 240 includes a plurality of pieces of music chart information classified for each situation information in the music information. The corresponding music chart information may be selected and provided to the music service app 110.

In this case, the music chart providing unit 223 for each situation selects only music information meta information of a sound source within a predetermined music rank from music chart information including meta information of a sound source sorted by music rank according to preferences for each sound source. It may be transmitted to the music service app 110, or may transmit the music chart information to which information on preferences for each sound source is added for each music.

In addition, the music chart providing unit 223 for each situation transmits the situation list information for a plurality of preset situations to the music service app 110 each time the music service app 110 is executed to the situation list information. Music service app 110 installed in different terminals by receiving context information for any one of a plurality of situations included or by receiving context information for any one of a plurality of situations preset in the music service app 110 It is possible to match the situation information transmitted from.

In addition, the context-specific music chart providing unit 223 may receive the received context information and identification information for the user of the music service app 110 that transmits the context information and provide the collected information to the collection unit 221. have.

Meanwhile, the collection unit 221 may include a situation information collection unit 2211, a sound source history collection unit 2212, and a matching unit 2213.

The context information collecting unit 2211 may receive identification information and context information of a user from the context-specific music chart providing unit 223 and provide the matching information to the matching unit 2213.

 The matching unit 2213 can collect the member information of the member corresponding to the user identification information from the member DB 250 and identify the user of the music service app 110 connected to the music service server 210. In addition, the context information generated by the music service app 110 installed in the user's terminal 100 corresponding to the member information may be received from the context information collection unit 2211 to determine the current user's context.

Next, the matching unit 2213 provides the member information to the sound source history collection unit 2212, and the sound source history collection unit 2212 allows a user corresponding to the member information through the music service app 110 Meta information and log information on at least one sound source to be accessed may be collected from the music service server 210 or the sound source DB 230 and provided to the matching unit 2213. In this case, the sound source history collection unit 2212 may communicate with the music service app 110 to collect meta information and log information about a sound source pre-stored in the user terminal.

Accordingly, the matching unit 2213 may provide information to the update unit 222 by mutually matching the information collected from the sound source history collection unit 2212 with the situation information.

At this time, the update unit 222 may include a sound source statistics unit 2221 for each situation and a music chart update unit 2222 for each situation as illustrated.

The situation-specific sound source statistics unit 2221 receives meta information and log information on at least one sound source provided by matching the context information from the matching unit 2213, and based on the context information, the music chart DB At 240, music chart information corresponding to the context information is selected from a plurality of pieces of music chart information classified for each context information, and the selected music chart information identifies the sound source based on the meta information of the sound source, and Based on log information, preferences of the sound source can be accumulated and aggregated.

In this case, the sound source statistics unit 2221 for each situation uses the various parameters included in the log information (play time, play date, play number, skip number, preference selection information, sharing) to determine the sound source according to a preset criterion. Each preference is calculated, and for example, the number of playback times can be counted as preferences for each sound source, and the skipped sound source can be adjusted such as decreasing the preference.

In addition, the music chart information may be information in which preferences are accumulated and stored for each sound source, and music ranking may be determined according to the preferences for each sound source.

As described above, the sound source statistics unit 2221 for each situation is the music chart information for each context information stored in the music chart DB 240 through the context information and the meta information and log information of the sound source received from the matching unit 2213 in real time. It is possible to update the existing music chart information by accumulating the preferences for each sound source included in the.

In addition, the sound source statistics unit 2221 for each situation may transmit an update signal to the music chart update unit 2222 for each situation according to the update of music chart information according to the cumulative aggregation of preferences for each sound source.

The situational music chart updater 2222 receives an update signal in real time from the situational sound source statistics unit 2221, and responds to each sound source according to preferences of each sound source included in the music chart information corresponding to the update signal The music chart information may be determined, and the music chart information may be updated by arranging meta information of a sound source corresponding to each music according to the determined music rank, and the updated music chart information may be stored in the music chart DB 240 You can.

According to the above-described configuration, the context-specific music chart providing unit 223 provides the updated music chart information when the same or different user after the above-described process transmits the context information corresponding to the updated music chart information. It is possible to provide music chart information different from existing music chart information.

Meanwhile, in the above-described configuration, the matching unit 2213 may have an effective time preset in response to a plurality of different situations preset in the music service app 110. As an example, as shown in FIG. 7, the effective time corresponding to the situation during movement is set to 2 hours, and the effective time corresponding to the situation during cooking is set to 1 hour, corresponding to the situation during bed preparation The effective time can be set to 30 minutes.

Accordingly, the matching unit 2213 counts the time from the time when the context information is received from the context information collection unit 2211 according to the preset time information for the user's situation corresponding to the received context information, the After the time according to the preset time information has elapsed, meta information and log information on the sound source collected from the sound source history collection unit 2212 may be ignored without providing the update unit 222.

In another embodiment, the matching unit 2213 sets different weights for meta information and log information of a sound source collected before and after the expiration of the valid time, and the meta information and log information collected before the valid time are weighted. The preference for each sound source can be calculated high by reflecting it high, and the meta information and log information of the sound source collected after the expiration time can be calculated with a low weight to reflect the preference for each sound source.

This is to increase the accuracy of recommendation of music in consideration of the user's situation by reflecting the preference for the sound source only for a predetermined time since the user's situation changes from time to time.

In addition, the matching unit 2213 may accumulate and store context information received from the music service app 110 in member information corresponding to a user of the music service app 110 in the member DB 250 for each time zone.

Accordingly, the music chart providing unit 223 for each situation extracts member information corresponding to the user's identification information received from the music service app 110 installed in the user terminal from the member DB 250, and FIG. 8 ( As shown in a), it is also possible to automatically select context information having high input frequency in each time zone based on the member information (for reference) and to transmit music chart information corresponding to the selected context information to the music service app 110. have.

In the case of such automatic transmission, the music service app 110 may be set for automatic transmission of music chart information for each time zone, and the music chart providing unit 223 for each situation may include the music service app 110 ) To determine whether or not the setting information is set in the music service app 110, and when the setting information is set in the music service app 110, automatically selects situation information having a high input frequency automatically for each time zone. Music chart information corresponding to the selected context information may be transmitted to the music service app 110.

Accordingly, when receiving the music chart information, the music service app 110 automatically uses the meta information on at least one sound source included in the music chart information to the corresponding sound source provided by the music service server 210. You can access and play the music included in the music chart information.

In another embodiment, the matching unit 2213 is the current time based on the member information when a predetermined validity time has elapsed (S1) after receiving status information (S1) as shown in Figure 8 (b) (S2) (S3) A composite configuration is also possible (S5) that automatically recognizes the context information having the highest input frequency (S4) and provides music chart information corresponding to the context information to the music service app 110 (S5).

9 is a flow chart of a user context-based music recommendation method according to an embodiment of the present invention based on the above-described configuration, as shown, the music service app 110 installed in the user terminal 100 is executed (S10) every time The interface for receiving the user's situation is output to the screen of the user terminal 100, and context information corresponding to the user's situation (S20) input through the interface is generated and transmitted to the music recommendation server 220. Yes (S30).

Thereafter, the music recommendation server 220 provides music chart information for the music ranking corresponding to the context information to the music service app 110 (S40), and the music service app 110 is the music service server By accessing (210), it is possible to access and reproduce a sound source or another sound source included in the music chart information (S50).

At this time, the music service server 210 generates log information (S60) for a sound source accessed by the music service app 110, and the music recommendation server 220 is transmitted by the music service app 110. Meta information and log information on at least one sound source accessed by the music service app 110 may be collected as history information by matching the context information (S70).

Subsequently, the music recommendation server 220 accumulates and aggregates preferences for each sound source through meta information and log information of the sound source, determines a music ranking according to the accumulated and aggregated sound source preferences, and determines the sound source's meta according to the determined music ranking. The existing music chart information can be updated by arranging the information (S80).

According to the above-described configuration, the embodiment of the present invention can be provided with music suitable for the user's situation by recommending the music preferred by a plurality of other users in the same situation in consideration of the user's current situation, Since the current situation of the user can be input before using the music service from a plurality of users, the system complexity can be greatly improved by recommending music by easily matching users in the same situation without requiring an existing individual-centered situation analysis. have.

Moreover, according to an embodiment of the present invention, while providing different music charts for each situation, it is possible to accumulate and record the history of the sound sources that are accessed by multiple users in each situation in real time, so that they can be reflected in the music charts. Can recommend

In the above, preferred embodiments according to the present invention have been illustrated and described. However, the present invention is not limited to the above-described embodiments, and various modifications can be made to any person skilled in the art to which the present invention pertains without departing from the gist of the present invention appended in the scope of the claims. .

The present invention allows a user to input a current situation prior to the use of a music service and aggregates the music most favored in the same situation from a plurality of users to generate a music chart. In addition to recommending the most suitable music in the current situation, the recommended music is updated in real time to increase the user satisfaction by recommending new music every time, so the music streaming service providing field, music social network service providing field, and streaming music service are introduced. It can be widely used in the field of telematics, media advertisement, and media sales and diffusion.

100: user terminal 110: music service app
111: playback unit 112: music recommendation unit
1121: status information receiving unit 1122: playback sound source detection unit
1123: log information generation unit 1124: music chart provider
221: collection unit 2211: situation information collection unit
2212: sound source history collection unit 2213: matching unit
222: update unit 2221: sound source statistics unit for each situation
2222: Music chart update unit for each situation 223: Music chart provider for each situation
113: user situation selection unit 120: retained sound source
130: user interface unit 200: music providing system
210: music service server 220: music recommendation server
230: Sound source DB 240: Music chart DB
250: member DB

Claims (15)

A music chart providing unit for each context, which receives context information on a user's situation from a user device on which a music service app is installed and provides music chart information on a music ranking corresponding to the context information to the user device;
Collection that collects log information related to the user's preference for the sound source accessed by the user device in accordance with the context information and meta information including at least one of a song name, artist name, album, and genre of the accessed sound source part; And
It includes; update unit for calculating the accumulated preferences for each sound source based on the log information and meta information, and updating music chart information corresponding to the situation information in real time according to the preferences for each sound source;
The contextual music chart providing unit receives at least one context information selected and input according to a user's context defined by a user from among context list information including a list of a plurality of predetermined situations, from the user device,
The collection unit considers a preset valid time for each of the plurality of situations, but weights for meta information and log information collected before the expiration of the valid time and meta information and log information collected after the expiration of the valid time The user context-based music recommendation service device, wherein weights are set differently, and the update unit calculates preferences for each sound source using meta information and log information for which the weights are set.
The user of claim 1, wherein the music chart providing unit for each situation provides recommended music by transmitting the music chart information updated by the updating unit to another user device that transmits the same situation information as the situation information. A context-based music recommendation service device.
The user of claim 1, wherein the collection unit receives the log information and meta information generated according to access to the sound source of the user device from a music service device that provides a sound source linked to the music chart information. A context-based music recommendation service device.
delete delete The apparatus of claim 1, wherein the contextual music chart providing unit accumulates and stores context information received for each time zone in correspondence with user information, and the user equipment receives music chart information corresponding to context information having high input frequency in each time zone. User context-based music recommendation service device, characterized in that the automatic transmission.
The user context based music recommendation service device of claim 1, wherein the log information for the sound source includes at least one of a play time, a play date, a play number, a skip number, preference selection information, and sharing. .
The apparatus of claim 1, wherein the updating unit updates the existing music ranking of the music chart information with music rankings for each sound source determined according to the aggregated preferences for each sound source.
The method of claim 8, further comprising a music chart storage unit for storing music chart information for different context information,
The updating unit accumulates and calculates the calculated preferences for each sound source, and generates the updated music chart information by adjusting the music rank of the music chart information according to the preferences for each sound source accumulated for a plurality of situations. User context based music recommendation service device.
In the user context-based music recommendation method performed by the music recommendation service device,
A situation receiving step of receiving situation information on a user situation from the user device when the music service app installed on the user device is executed;
A first recommendation step of transmitting music chart information for a music rank corresponding to the context information received from the user device;
A sound source that matches the context information and collects log information related to the user's preference for the sound source accessed by the user device and meta information including at least one of a song name, artist name, album, and genre of the accessed sound source History collection step;
A music chart updating step of calculating a preference for each sound source accumulated in real time based on the log information and meta information, and updating the music chart information for the music ranking corresponding to the situation information in real time according to the preference for each sound source; And
The second recommendation step of providing the recommended music by transmitting the updated music chart information to another user device transmitting the same situation information as the situation information;
The music recommendation service device receives at least one situation information selected and input according to a user's defined user context from among context list information including a list of a plurality of predetermined situations, from the user device,
The sound source history collecting step considers a preset valid time for each of the plurality of situations, but includes weights for meta information and log information collected before the expiration of the valid time, and meta information collected after the expiration of the valid time, and A user context based music recommendation method characterized in that the weights for log information are set differently and the preferences for each sound source are calculated using meta information and log information for which the weights are set.
The method of claim 10, wherein in the collecting of the sound source history, the music recommendation service device receives the log information and meta information according to access to the sound source of the user device from a music service device that provides a sound source linked to the music chart information. User context-based music recommendation method, characterized in that for receiving.
delete 11. The method of claim 10, wherein the updating of the music chart is based on user context, wherein the music recommendation service device updates the existing music ranking of the music chart information with the music ranking for each sound source determined according to the preference of each sound source aggregated. How to recommend music.
A user context transmission step of transmitting context information on a user's context to the music recommendation service device when the user device is running a pre-installed music service app;
A first recommendation step in which the music recommendation service device provides music chart information for a music ranking corresponding to the context information to the user device;
The music recommendation service device includes at least one of log information related to a user's preference for a sound source accessed by the user device by matching the context information and song name, artist name, album, and genre of the accessed sound source A sound source history collection step of collecting meta information;
The music recommendation service device accumulates and accumulates preferences for each sound source in real time based on the log information and meta information, calculates preferences for each sound source, and real-time music chart information corresponding to the situation information according to the preferences for each sound source in real time. Updating the music chart to update;
When the user device is running the music service app, the other user device transmits the context information about the same situation as the user to the music recommendation service device; And
The music recommendation service device includes a second recommendation step of providing music recommendation by transmitting the music chart information updated in the updating step to the user device,
The music recommendation service device receives at least one situation information selected and input according to a user's defined user context from among context list information including a list of a plurality of predetermined situations, from the user device,
The sound source history collecting step considers a preset valid time for each of the plurality of situations, but includes weights for meta information and log information collected before the expiration of the valid time, and meta information collected after the expiration of the valid time, and A user context based music recommendation method characterized in that the weights for log information are set differently and the preferences for each sound source are calculated using meta information and log information for which the weights are set.
A user device that transmits context information about a user's situation to the outside and accesses a sound source provided online when the pre-installed music service app is executed; And
Provides music chart information for the music ranking corresponding to the context information received from the user device to the user device, log information related to the user's preference for the sound source accessed by the user device by matching the context information, and The meta information including at least one of the song name, artist name, album, and genre of the accessed sound source is collected, and the preference for each sound source accumulated based on the log information and meta information is calculated, and the preference for each sound source is determined. A music recommendation service device that updates the music chart information corresponding to the situation information in real time and provides the recommended music by transmitting the updated music chart information to another user device that transmits the same situation information as the situation information; Including,
The music recommendation service device receives at least one context information selected and input according to a user's defined user context from among context list information including a list of a plurality of predetermined situations, from the user device,
The music recommendation service device calculates preferences for each sound source in consideration of a preset validity time for each of the plurality of situations, and weights for meta information and log information collected before the expiration of the validity time and the effective time elapsed A user context-based music recommendation system characterized in that the weights for meta information and log information collected afterwards are set differently, and preferences for each sound source are calculated using the meta information and log information for which the weights are set.

Images