CN100555278C - A kind of play list generation system and method - Google Patents
A kind of play list generation system and method Download PDFInfo
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- CN100555278C CN100555278C CNB2005100359180A CN200510035918A CN100555278C CN 100555278 C CN100555278 C CN 100555278C CN B2005100359180 A CNB2005100359180 A CN B2005100359180A CN 200510035918 A CN200510035918 A CN 200510035918A CN 100555278 C CN100555278 C CN 100555278C
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Abstract
The invention provides a kind of played column table generating method.One audio server sends an interrogation signal to an audio player.This audio player sorts to each audio file according to the weighted value size.This audio server obtains weighted value and a plurality of field contents of a plurality of audio files successively from this audio player; Calculate the weighted value of each subitem in these a plurality of weighted value setting tables by this, and be stored in respectively in the corresponding weighted value setting table; Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value of each audio file in this audio server; Choose audio file according to the aggregative weighted value of each audio file and generate a playlist.The invention provides a kind of play list generation system.The present invention plays record analysis according to the history of audio file and goes out user's hobby situation, makes the playlist that generates more meet user's hobby.
Description
[technical field]
The present invention relates to a kind of media list generation system and method.
[background technology]
Along with the development of digital technology, Digital Medias such as DAB, digital video, e-book, electronic pictures are widely used.Digital Media can be stored in hard disk, CD and the webserver etc.Digital Media also can be used to portable set, for example personal digital assistant (PDA, Personal Digital Assistant), portable audio player and portable electronic book reader (e-Book Reader) etc.At present, a CD (CD, Compact Disk) can be stored 140 first MP3 (MPEP layer three) audio file, and a hard disk formula audio player that has the 10G storage space can be stored 2000 first MP3 audio files.The capacity of memory device is still continuing to increase, and the personal computer that for example has the 80G storage space can be stored 16000 first audio files, so user group, classification and maintenance a large amount of Digital Media like this will compare difficulty.And then, can discern with the medium of selecting user preferences even more important fast, easily.
Generally, media player is classified according to the field contents in the Digital Media label, and sets up a tabulation.For example, the criteria for classification of audio file is generally included audio file title, artist name, album name and school, that this school can be is popular, classic, rock and roll, jazz etc.According to the audio file supervisory routine, personal computer makes the user can set up and edit play list, and this playlist can be downloaded in the audio player.Audio file be browsed and be selected to this audio player also can according to above-mentioned classification.When yet the user need play an audio file, still need to remember this audio file place classification and path.And more and when subclass is arranged when the classification of audio file, select one to want the audio file play still more loaded down with trivial details.And when playing, will need more operation of manually skipping when running into the audio file of disliking according to classification.
The user can also select the audio file of current hobby and merge to and move in the playlist, and when needs were revised or upgraded this playlist, the user still needed manually to carry out.In No. 2003/0221541 patent application document of disclosed US on Dec 4th, 2003, it has disclosed a kind of method of automatic generation playlist as United States Patent (USP) and trademark office.This method makes the user at first select a plurality of seed audio files, and this audio file comprises that the user thirsts for audio file and non-serious hope audio file, and the user can also set weighted value to determine the relative importance of each audio file to audio file.Then each first audio file and this a plurality of seed audio files are compared, analyze and identification with thirst for audio file similar and with the dissimilar audio file of non-serious hope audio file, thereby the audio file of definite user's serious hope and set up a playlist.
The method that above-mentioned application documents disclose is manually to select a plurality of seed audio files, and according to these a plurality of seed audio files as the reference audio file, select similar with this serious hope audio file and with the dissimilar audio file of non-serious hope audio file, thereby generate a playlist.There is locating of following deficiency in this method: at first need artificial selection seed audio file, along with rhythm of life is accelerated, people often require the use simple and fast of some electronic installations; Moreover because the audio file One's name is legion of media player stores, the store path of audio file is complicated and changeable, this selection seed audio file that not only needs to take long to; In addition, when the user needs again from audio server (or audio frequency website) download hobby audio file, this method fails to play the audio file that record obtains user preferences automatically according to history, feasible audio file of being picked out and the hobby of failing fully to reflect the user.
[summary of the invention]
At the existing deficiency of above-mentioned application documents, the present invention connects according to an audio server and an audio player, obtain a plurality of field contents in the weighted value of a plurality of audio files in this audio player and the label thereof, and the weighted value that generates each subitem in a plurality of weighted value setting tables according to weighted value and a plurality of field contents of the above-mentioned a plurality of audio files that obtain; Travel through these a plurality of weighted values and set table, generate the aggregative weighted value of each audio file, select a plurality of audio files automatically, generate a playlist according to the aggregative weighted value of each audio file.Download or play-over corresponding audio file according to this playlist, the audio file of downloading or play-overing can meet the hobby of user's reality.
The invention provides a kind of played column table generating method, an audio server and an audio player are provided, this audio server is connected with this audio player.This method comprises the following steps: this audio server response user's input, produces the control signal of a generation playlist.Respond this control signal, a plurality of weighted values of initialization are set table, and these a plurality of weighted values are set the field contents of table difference record audio file and the corresponding relation of weighted value.Send an interrogation signal.This audio player receives and responds this interrogation signal, according to the weighted value size each audio file is sorted.This audio server obtains weighted value and a plurality of field contents of a plurality of audio files successively from this audio player.Weighted value and a plurality of field contents according to the above-mentioned a plurality of audio files that obtain calculate the weighted value of each subitem in these a plurality of weighted value setting tables, and are stored in respectively in the corresponding weighted value setting table.Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value of each audio file in this audio server.Aggregative weighted value according to each audio file is chosen audio file, generates a playlist.
The present invention also provides a kind of play list generation system, comprises an audio server and an audio player, and this audio server is connected with this audio player.This audio server comprises: a storer, an input block, a control module and a playlist management unit.This storer is stored a plurality of audio files and a plurality of weighted value setting table, and these a plurality of weighted value setting tables write down the field contents of each audio file and the corresponding relation of weighted value respectively.This input block, response user's input produces and sends the control signal that becomes playlist all one's life.This playlist management unit receives this control signal under the control of this control module, these a plurality of weighted values of initialization are set table; Send an interrogation signal to this audio player; From the audio file of weighted value maximum, from this audio player, obtain weighted value and a plurality of field contents of a plurality of audio files successively; The weighted value of calculating each subitem in these a plurality of weighted value setting tables according to weighted value and a plurality of field contents of the above-mentioned a plurality of audio files that obtain; Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value of each audio file in this audio server; Aggregative weighted value according to each audio file is chosen audio file, generates a playlist.
This audio player comprises a storer and an audio file administrative unit.This storer is stored a plurality of audio files.This audio file administrative unit generates the weighted value of each audio file automatically to the operation of each audio file according to the user; Receive and respond the interrogation signal of this audio server transmission, each audio file in this audio player is sorted according to the weighted value size.
The present invention generates a plurality of audio files automatically according to user's hobby, and generates a playlist according to the weighted value of these a plurality of audio files, makes this playlist more can reflect user's hobby.Below in conjunction with accompanying drawing embodiments of the present invention are described.
[description of drawings]
Fig. 1 is the Organization Chart of play list generation system of the present invention.
Fig. 2 is the module map of an audio server of the present invention.
Fig. 3 is the module map of the playlist management unit of audio server of the present invention.
Fig. 4 is the main flow chart of generation playlist of the present invention.
Fig. 5 is the process flow diagram of weighted value of the subitem of generation weighted value setting table of the present invention.
Fig. 6 is the process flow diagram of the aggregative weighted value of each audio file in this audio server of generation of the present invention.
Fig. 7 is the module map of an audio player of the present invention.
Fig. 8 is the module map of the audio file administrative unit of audio player of the present invention.
Fig. 9 is the process flow diagram of the weighted value of each audio file in this audio player of generation of the present invention.
Figure 10 is the mapping table of the volume amplitude of accommodation of the present invention and weighted value.
Figure 11 to Figure 13 is the synoptic diagram of a plurality of weighted value setting tables of the present invention.
[embodiment]
Be the Organization Chart of play list generation system of the present invention as shown in Figure 1.This system comprises an audio server 10 and an audio player 20.This audio server 10 can be connected according to the network strange land with this audio player 20, also can locally connect.In the embodiment of introducing below, the interface unit 11 that its this locality is connected to by this audio server 10 is connected with an interface unit 21 of this audio player 20.
Be the module map of audio server 10 of the present invention as shown in Figure 2.This audio server 10 comprises an interface unit 11, a storer 12, an input block 13, a control module 14 and a playlist management unit 15.This interface unit 11 is used to connect this audio player 20.These storer 12 a plurality of audio files of storage and a plurality of weighted value are set table; One weighted value field is set in the label of each audio file, writes down the aggregative weighted value of this audio file; These a plurality of weighted values are set a field contents of table difference record audio file and the corresponding relation of weighted value, and this field contents comprises singer, school and rhythm etc.This input block 13 response users' input produces and sends control signal corresponding.The control signal that this this input block 13 of control module 14 identifications sends responds this control signal to control this interface unit 11, this storer 12 and this playlist management unit 15.This playlist management unit 15 is visited this audio player 20 under the control of this control module 14, obtain weighted value and a plurality of field contents of a plurality of audio files; Calculate the weighted value of each subitem in these a plurality of weighted value setting tables by this; Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value of each audio file in this audio server 10; Aggregative weighted value according to each audio file is chosen audio file, generates a playlist.
Be the module map of the playlist management unit of audio server 10 of the present invention as shown in Figure 3.This playlist management unit 15 comprises an audio file acquisition module 150, a weighted value setting table update module 151, an aggregative weighted value generation module 152 and a playlist generation module 153.This audio file acquisition module 150 is used for sending an interrogation signal to this audio player 20, obtains weighted value and a plurality of field contents of a plurality of audio files successively from this audio player, for example can be according to the weighted value size order of audio file.This weighted value is set table update module 151, is used for the weighted value and a plurality of field contents that are obtained from the audio file of audio player 20 according to this, calculates the weighted value of each subitem in these a plurality of weighted value setting tables.This aggregative weighted value generation module 152 is used for these a plurality of weighted value setting tables of traversal, calculates the aggregative weighted value of each audio file in this audio server.This playlist generation module 153 is used for choosing audio file according to the aggregative weighted value of each audio file, generates a playlist.
Be the main flow chart of generation playlist of the present invention as shown in Figure 4.This audio server 10 response users' input produces and sends the control signal (step S30) that becomes playlist all one's life.Please in the lump with reference to Figure 11 to Figure 13, these a plurality of weighted values of initialization are set table, and the weighted value of each subitem correspondence in these a plurality of weighted value setting tables is initialized as zero (step S31).Send an interrogation signal (step S32) to this audio player 20 then.This audio player 20 receives and also responds this interrogation signal, according to the weighted value size to each audio file sort (step S33).Audio file from the weighted value maximum, from this audio player 20, obtain weighted value and a plurality of field contents of the audio file of preset number P successively, this preset number P one is not less than zero integer, can be preestablished also by system and can manually be set (step S34) by the user.According to this weighted value and a plurality of field contents that is obtained from the audio file of audio player 20, calculate the weighted value of each subitem in these a plurality of weighted value setting tables, this field contents comprises (step S35) such as singer, school and rhythm.The weighted value of each subitem is stored in the corresponding weighted value setting table (step S36).Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value (step S37) of each audio file in this audio server.Aggregative weighted value according to each audio file is selected audio file, generates a playlist; This played column table generating method can be: the audio file of choosing the bigger given number of weighted value generates a playlist; Or call a random function and select audio file to generate a playlist, this moment, the weighted value of audio file will be as a parameter (step S38) in this random function.This playlist allows the user to carry out the manual editing.This playlist and on audio file can be downloaded in this audio player 20, also can directly on this audio server 10, play.
Be the process flow diagram of weighted value of the subitem of these a plurality of weighted value setting tables of generation of the present invention as shown in Figure 5.At first this audio server 10 obtains the weighted value (step S40) of an audio file from this audio player 20.Whether the weighted value of judging this audio file is greater than a preset value K (step S41).If the weighted value of this audio file is not more than a preset value K, flow process finishes; The number N (step S42) of the audio file that once obtains if the weighted value of this audio file greater than a preset value K, then adds up.Obtain a field contents (step S43) of this audio file then.Search the weighted value setting table (step S44) corresponding with this field contents.The weighted value of this audio file is added on the weighted value of the subitem identical (step S45) with this field contents.Judge the field contents (step S46) whether this audio file is not acquired in addition.If the field contents that this audio file is not acquired in addition, flow process turn back to step S43; If the field contents of this audio file all is acquired, whether the number N of then judging the audio file that obtains from this audio player 20 is less than a preset number P (step S47).If the number N of the audio file that obtains from this audio player 20 is less than a preset number P, flow process is returned step S40; If the number N of the audio file that obtains from this audio player 20 is not less than a preset number P, then flow process finishes.After flow process finished, the weighted value of each subitem correspondence was the weighted value of subitem of these a plurality of weighted value setting tables of final generation in this moment each weighted value setting table.Certainly, when the weighted value of the audio file that is obtained from audio player 20 and a plurality of field contents, whether also can judge its weighted value greater than a preset value K, weighted value and a plurality of field that promptly only need obtain the audio file of preset number P successively get final product.
Be the process flow diagram of the weighted value of each audio file in this audio server 10 of generation of the present invention as shown in Figure 6.At first read an audio file (step S50) in this audio server 10.Obtain a plurality of field contents of this audio file, this field contents comprises (step S51) such as singer, school and rhythm.Please, travel through these a plurality of weighted values and set table, obtain the weighted value (step S52) of the subitem corresponding with each field contents of this audio file in the lump with reference to figures 11 to Figure 13.According to the weighted value of the subitem corresponding, adopt a kind of algorithm to calculate the aggregative weighted value of this audio file with each field contents of this audio file; For example the weighted value of each field contents correspondence can be added up, calculate the aggregative weighted value of this audio file; Also the weighted value of each field contents correspondence can be multiply by a weight number percent and then a totalling earlier, calculate the aggregative weighted value of this audio file, wherein the size of weight number percent is represented the importance of each field contents, each weight number percent and be 1 (step S53).Judge whether the aggregative weighted value of all audio files calculates finish (step S54).If still there is the aggregative weighted value of audio file not calculated, then flow process is returned step S50; Finish if the aggregative weighted value of all audio files is calculated, then flow process finishes.
Be the module map of audio player 20 of the present invention as shown in Figure 7.This audio player 20 comprises an interface unit 21, a storer 22, an input block 23, a control module 24, an audio file administrative unit 25, a demoder 26, a D/A 27 and an audio output unit 28.This interface unit 21 is used to connect this audio server 10.These storer 22 a plurality of audio files of storage and a weighted value are set table; One weighted value field is set in the label of each audio file, writes down the weighted value of this audio file; This weighted value is set the volume amplitude of accommodation of table record audio file and the corresponding relation of weighted value.This input block 23 response users' input produces and sends control signal corresponding.The control signal that this this input block 23 of control module 24 identifications sends is controlled this interface unit 21, this storer 22 and this audio file administrative unit 25.This audio file administrative unit 25 generates the weighted value of this audio file automatically to the operation of an audio file according to the user under the control of this control module 24; For example in the present embodiment, this audio file administrative unit 25 generates the weighted value of this current audio file according to the adjusting of user to the volume of current audio file.This audio file administrative unit 25 also receives and responds the interrogation signal that this audio player 20 sends, and according to the weighted value size each audio file in this audio player 20 is sorted.This demoder 26 audio file that is used to decode.This D/A 27 is used for the digital signal of this audio file is converted to simulating signal.This audio output unit 28 makes the user this audio player 20 can be connected a sound system or earphones, this simulating signal is amplified and offers this sound system or earphone is play.
Be the module map of the audio file administrative unit 25 of audio player 20 of the present invention as shown in Figure 8.This audio file administrative unit comprises a weighted value generation module 250 and an audio file order module 251.This weighted value generation module 250 generates the weighted value of this audio file automatically to the operation of an audio file according to the user; For example in the present embodiment, this audio file administrative unit 25 generates the weighted value of this current audio file according to the adjusting of user to the volume of current audio file.This audio file order module 251 is used to receive and respond the interrogation signal that this audio player 20 sends, and according to the weighted value size each audio file in this audio player 20 is sorted.
Be the process flow diagram of the weighted value of each audio file in this audio player 20 of generation of the present invention as shown in Figure 9.This input block 23 responds users' input, produces and send the control signal (step S60) of a displaying audio file.Respond this control signal, play an audio file (step S61) in this audio player 20.Volume when obtaining this audio file and finishing, and with this volume as a typical problem, the MCL (step S62) of this typical problem when generally the user listens to music.Next audio file (step S63) reads and decodes.Export this audio file (step S64).This control module 24 is detected the control signal (step S65) of an adjusting volume in real time.If this control module 24 does not detect the control signal of an adjusting volume, flow process is returned step S64; If this control module 24 detects a control signal of regulating this audio file, this audio file administrative unit 25 is obtained the volume (step S66) after being conditioned.Volume after this is conditioned deducts this typical problem, calculates the volume amplitude of accommodation (step S67).Please, read this weighted value setting table, obtain the weighted value (step S68) of this volume amplitude of accommodation correspondence in the lump with reference to Figure 10.This audio file administrative unit 25 judges whether this weighted value equals original weighted value (step S69) of this audio file.If this weighted value equals original weighted value of this audio file, flow process jumps to step S71; If this weighted value is not equal to original weighted value of this audio file, upgrade the weighted value (step S70) of this audio file.This audio file administrative unit 25 judges whether this audio file finishes (step S71).If this audio file finishes, flow process is returned step S63; If this audio file does not finish as yet, flow process is returned step S64.In playing process, if this control module 24 receives time-out or stop signal that this input block 23 sends, then this audio player 20 suspends or stops displaying audio file.
Be the mapping table of the volume amplitude of accommodation of the present invention and weighted value as shown in figure 10.This graph of a relation has write down the corresponding relation of the volume amplitude of accommodation and weighted value, and for example a volume amplitude of accommodation is 7 between 9 the time, and then its corresponding weighted value is 3.The big or small representative of consumer of this weighted value is to the fancy grade of this audio file.Under usual condition, the user can transfer volume big when listening to a hobby audio file; And the user is when listening to general audio file, can keep original volume or volume is turned down.
As Figure 11 to Figure 13, be the synoptic diagram of a plurality of weighted value setting tables of the present invention.These a plurality of weighted values are set the subitem of singer, school and the rhythm of showing difference record audio file and the corresponding relation of weighted value.Singer's subitem comprises a plurality of singer's names; Singer's subitem also can comprise a plurality of singers' call number, the corresponding singer's name of each call number.The subitem of school comprises rock and roll, popular, jazz etc.That the subitem of rhythm comprises is rapid, moderate, releive etc.
Claims (14)
1. a played column table generating method provides an audio server and an audio player, and this audio server is connected with this audio player, it is characterized in that, comprises step:
This audio server response user's input, generation one generates the control signal of playlist;
Respond this control signal, a plurality of weighted values of initialization are set table, and these a plurality of weighted values are set the field contents of table difference record audio file and the corresponding relation of weighted value;
Send an interrogation signal;
This audio player receives and responds this interrogation signal, according to the weighted value size each audio file is sorted;
This audio server obtains weighted value and a plurality of field contents of a plurality of audio files successively from this audio player;
Weighted value and a plurality of field contents according to the above-mentioned a plurality of audio files that obtain calculate the weighted value of each subitem in these a plurality of weighted value setting tables, and are stored in respectively in the corresponding weighted value setting table;
Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value of each audio file in this audio server; And
Aggregative weighted value according to each audio file is chosen audio file, generates a playlist.
2. a kind of played column table generating method as claimed in claim 1 is characterized in that, the weighted value of each audio file is according to the user operation of each audio file to be generated automatically in this audio player.
3. a kind of played column table generating method as claimed in claim 1, it is characterized in that, the method of calculating the weighted value of a subitem in the weighted value setting table is, the weighted value that comprises the audio file of this subitem in these a plurality of audio files is added up, and calculates the weighted value of this subitem.
4. a kind of played column table generating method as claimed in claim 1 is characterized in that, upgrades the method for these a plurality of weighted value setting tables according to the weighted value of an audio file, comprises step:
Obtain weighted value and a plurality of field contents of an audio file;
Search the weighted value setting table corresponding with each field contents; And
The weighted value of this audio file is added to respectively on the weighted value of the subitem identical with each field contents.
5. a kind of played column table generating method as claimed in claim 1 wherein, calculates the method for the aggregative weighted value of an audio file in this audio server, comprises step:
Read an audio file;
Obtain a plurality of field contents of this audio file;
Travel through these a plurality of weighted values and set table, obtain the weighted value of the subitem corresponding with each field contents of this audio file; And
Adopt an algorithm to calculate the aggregative weighted value of this audio file.
6. a kind of played column table generating method as claimed in claim 5 is characterized in that, this algorithm is a kind of of following two kinds of algorithms:
The weighted value of the subitem of each field contents correspondence of this audio file is added up; And
The weighted value of the subitem of each field contents correspondence of this audio file be multiply by a weight number percent and then a totalling earlier, and wherein the size of weight number percent is represented the importance of each field contents, each weight number percent and be 1.
7. a play list generation system comprises an audio server and an audio player, and this audio server is connected with this audio player, it is characterized in that:
This audio server comprises:
One storer is stored a plurality of audio files and a plurality of weighted value setting table, and these a plurality of weighted value setting tables write down the field contents of each audio file and the corresponding relation of weighted value respectively;
One input block, response user's input produces and sends the control signal that becomes playlist all one's life;
One control module; And
One playlist management unit receives this control signal under the control of this control module, these a plurality of weighted values of initialization are set table; Send an interrogation signal to this audio player; From this audio player, obtain weighted value and a plurality of field contents of a plurality of audio files; The weighted value of calculating each subitem in these a plurality of weighted value setting tables according to weighted value and a plurality of field contents of the above-mentioned a plurality of audio files that obtain; Travel through these a plurality of weighted values and set table, calculate the aggregative weighted value of each audio file in this audio server; Aggregative weighted value according to each audio file is chosen audio file, generates a playlist;
This audio player comprises:
One storer is stored a plurality of audio files; And
One audio file administrative unit sorts to each audio file in this audio player according to the weighted value size.
8. a kind of play list generation system as claimed in claim 7 is characterized in that, this audio file administrative unit also is used for according to the user operation of one audio file being generated automatically the weighted value of this audio file.
9. a kind of play list generation system as claimed in claim 7 is characterized in that, this playlist management unit comprises:
One audio file acquisition module sends an interrogation signal to this audio player; And, from this audio player, obtain weighted value and a plurality of field contents of a plurality of audio files successively from the audio file of weighted value maximum;
One weighted value is set the table update module, according to weighted value and a plurality of field contents of these a plurality of audio files, calculates the weighted value of each subitem in these a plurality of weighted value setting tables;
One aggregative weighted value generation module travels through these a plurality of weighted values and sets table, calculates the aggregative weighted value of each audio file in this audio server; And
One playlist generation module is chosen audio file according to the aggregative weighted value of each audio file, generates a playlist.
10. a kind of play list generation system as claimed in claim 7 is characterized in that, this audio file administrative unit comprises:
One weighted value generation module is used for according to the user operation of one audio file being generated automatically the weighted value of this audio file; And
One audio file order module is used for according to the weighted value size these a plurality of audio files being carried out descending sort.
11. a kind of play list generation system as claimed in claim 7 is characterized in that, the method for calculating the weighted value of a subitem in the weighted value setting table is:
The weighted value that comprises the audio file of this subitem in these a plurality of audio files is added up, calculate the weighted value of this subitem.
12. a kind of play list generation system as claimed in claim 7 is characterized in that, upgrades the method for these a plurality of weighted value setting tables according to the weighted value of an audio file, comprises step:
Obtain weighted value and a plurality of field contents of an audio file;
Search the weighted value setting table corresponding with each field contents; And
The weighted value of this audio file is added to respectively on the weighted value of the subitem identical with each field contents.
13. a kind of play list generation system as claimed in claim 7 is characterized in that, calculates the method for the aggregative weighted value of an audio file in this audio server, comprises step:
Read an audio file;
Obtain a plurality of field contents of this audio file;
Travel through these a plurality of weighted values and set table, obtain the weighted value of the subitem corresponding with each field contents of this audio file; And
Adopt an algorithm to calculate the aggregative weighted value of this audio file.
14. a kind of play list generation system as claimed in claim 13 is characterized in that, this algorithm is a kind of of following two kinds of algorithms:
The weighted value of the subitem of each field contents correspondence of this audio file is added up; And
The weighted value of the subitem of each field contents correspondence of this audio file be multiply by a weight number percent and then a totalling earlier, and wherein the size of weight number percent is represented the importance of each field contents, each weight number percent and be 1.
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| CNB2005100359180A CN100555278C (en) | 2005-07-08 | 2005-07-08 | A kind of play list generation system and method |
| US11/309,154 US20070078847A1 (en) | 2005-06-17 | 2006-06-29 | System and method for generating a play-list |
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| CN106484833A (en) * | 2016-09-30 | 2017-03-08 | 四川九洲电器集团有限责任公司 | A kind of source of sound screening technique and electronic equipment |
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| US20030221541A1 (en) * | 2002-05-30 | 2003-12-04 | Platt John C. | Auto playlist generation with multiple seed songs |
| CN1577599A (en) * | 2003-07-04 | 2005-02-09 | 佳能株式会社 | Recording apparatus having playlist editing function |
| CN1744509A (en) * | 2004-08-31 | 2006-03-08 | 腾讯科技（深圳）有限公司 | Method for realizing on-line playing of audio-video file and its network system |
| WO2005046252A3 (en) * | 2003-11-06 | 2006-03-23 | Nokia Corp | Automatic personal playlist generation with implicit user feedback |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030221541A1 (en) * | 2002-05-30 | 2003-12-04 | Platt John C. | Auto playlist generation with multiple seed songs |
| CN1577599A (en) * | 2003-07-04 | 2005-02-09 | 佳能株式会社 | Recording apparatus having playlist editing function |
| WO2005046252A3 (en) * | 2003-11-06 | 2006-03-23 | Nokia Corp | Automatic personal playlist generation with implicit user feedback |
| CN1744509A (en) * | 2004-08-31 | 2006-03-08 | 腾讯科技（深圳）有限公司 | Method for realizing on-line playing of audio-video file and its network system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016028808A1 (en) * | 2014-08-18 | 2016-02-25 | Fuhu, Inc. | System and method for providing curated content items |
| WO2016028809A1 (en) * | 2014-08-18 | 2016-02-25 | Fuhu, Inc. | System and method for providing curated content items |
| US10614139B2 (en) | 2014-08-18 | 2020-04-07 | Mattel, Inc. | System and method for providing curated content items |
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|---|---|
| CN1892644A (en) | 2007-01-10 |
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