TWI414949B - A music video server and a method for setting favorite music video list - Google Patents
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本發明涉及一種音樂視頻(music video,MV)伺服器及其音樂視頻個性化設置方法。 The invention relates to a music video (MV) server and a music video personalization setting method thereof.
隨著數位技術的快速發展與普及,數位電視已經越來越多的進入千家萬戶,用戶可以根據自己的喜好挑選喜歡的節目(例如:挑選喜歡聽的歌曲)。然而,這種情況需要用戶在運營商或服務提供商提供的大量節目中進行手動選擇,不僅耗費大量時間,而且給用戶帶來不便。 With the rapid development and popularization of digital technology, digital TV has become more and more popular among thousands of households, and users can select favorite programs according to their own preferences (for example, picking songs that they like to listen to). However, this situation requires the user to manually select among a large number of programs provided by the operator or the service provider, which not only takes a lot of time, but also causes inconvenience to the user.
由於用戶每次選擇的節目都代表著其個人喜好,可是此個人喜好並不會保存下來,而是隨著每一次登出而消失,因此,用戶在下一次登錄時就需要重新選擇,造成時間的浪費。 Since the program selected by the user each time represents his personal preference, the personal preference is not saved, but disappears with each logout. Therefore, the user needs to re-select the next time to log in, resulting in time. waste.
一種音樂視頻伺服器,與多個媒體伺服器以及用戶端設備通訊連接,用於產生用戶個性化音樂視頻播放清單,該媒體伺服器用於存放運營商或服務提供商所提供的歌曲內容,用戶端設備用於播放該等歌曲,其中,音樂視頻伺服器包括接收模組、儲存模組、記錄模組、判斷模組、計算模組以及音樂視頻播放清單產生模組。其中,接收模組用於從用戶端設備接收身份識別訊息以及用戶投票訊息。儲存模組用於儲存歌曲的屬性及其權重值。 記錄模組用於記錄用戶投票訊息。判斷模組用於根據用戶端設備的身份識 別訊息判斷用戶是否第一次登錄,且根據用戶投票訊息確定每首歌曲的用戶喜好度。計算模組用於根據歌曲屬性及其權重值計算歌曲的相似度,該權重值為歌曲每一屬性所對應的數值,其可分為預設權重值與計算權重值,其中,預設權重值為該音樂視頻伺服器為每一屬性所預先設定的數值,計算權重值為未播放歌曲屬性相對於已播放歌曲屬性計算而得到的數值。音樂視頻播放清單產生模組用於根據歌曲的用戶喜好度以及相似度產生新的音樂視頻播放清單。 A music video server is connected to a plurality of media servers and user equipments for generating a personalized music video playlist for the user, the media server for storing song content provided by an operator or a service provider, the user The end device is configured to play the songs, wherein the music video server comprises a receiving module, a storage module, a recording module, a judging module, a computing module, and a music video playlist generating module. The receiving module is configured to receive the identity identification message and the user voting message from the user equipment. The storage module is used to store the attributes of the song and its weight values. The recording module is used to record user voting messages. The judging module is used to identify the identity of the user equipment The other message determines whether the user logs in for the first time, and determines the user preference of each song based on the user voting message. The calculation module is configured to calculate the similarity of the song according to the song attribute and the weight value thereof, the weight value is a value corresponding to each attribute of the song, and the utility model may be divided into a preset weight value and a calculation weight value, wherein the preset weight value For the value preset by the music video server for each attribute, the calculated weight value is a value calculated from the unplayed song attribute calculated relative to the played song attribute. The music video playlist generation module is configured to generate a new music video playlist according to the user preference and similarity of the song.
一種音樂視頻個性化設置方法,包括以下步驟:接收用戶登錄訊息;判斷用戶是否第一次登錄;如果用戶不是第一次登錄,根據用戶上次離開時歌曲播放記錄及歌曲屬性及其權重值計算未播放歌曲的相似度;根據歌曲相似度與用戶喜好度產生用戶喜好的音樂視頻播放清單;逐一播放音樂視頻播放清單中的歌曲;接收用戶於不同時刻的投票訊息;根據投票訊息確定所述用戶喜好度;判斷音樂視頻播放清單中的歌曲是否完全播放;以及如果音樂視頻播放清單中的歌曲完全播放,根據歌曲屬性及其權重值計算本次未播放歌曲的相似度,該權重值為歌曲每一屬性所對應的數值,其可分為預設權重值與計算權重值,其中,預設權重值為該音樂視頻伺服器為每一屬性所預先設定的數值,計算權重值為未播放歌曲屬性相對於已播放歌曲屬性計算而得到的數值。 A music video personalization setting method includes the following steps: receiving a user login message; determining whether the user logs in for the first time; if the user is not logging in for the first time, calculating the song play record and the song attribute and the weight value according to the last time the user left the user The similarity of the unplayed songs; generating a music video playlist of the user's preferences according to the similarity of the songs and the user's preference; playing the songs in the music video playlist one by one; receiving the voting messages of the users at different times; determining the users according to the voting messages Desirability; judge whether the song in the music video playlist is completely played; and if the song in the music video playlist is completely played, calculate the similarity of the unplayed song according to the song attribute and its weight value, the weight value is each song A value corresponding to an attribute, which may be divided into a preset weight value and a calculated weight value, wherein the preset weight value is a value preset by the music video server for each attribute, and the calculated weight value is an unplayed song attribute. The value obtained relative to the calculated song attribute.
本發明的音樂視頻伺服器以及音樂視頻個性化設置方法利用用戶投票的機制回饋用戶對於歌曲喜好的訊息,同時,音樂視頻伺服器根據歌曲的屬性計算出其相似度,並根據計算出的相似度與用戶喜好度來產生符合用戶喜好的個性化音樂視頻播放清單,節約用戶選擇節目的時間,方便用戶使用。 The music video server and the music video personalization setting method of the present invention use the user voting mechanism to feed back the user's favorite message for the song, and at the same time, the music video server calculates the similarity according to the attribute of the song, and according to the calculated similarity degree. The user's preference is used to generate a personalized music video playlist that suits the user's preferences, saving the user's time for selecting the program and facilitating the user's use.
10‧‧‧客戶端設備 10‧‧‧Client equipment
21、22‧‧‧媒體伺服器 21, 22‧‧‧Media Server
30‧‧‧音樂視頻伺服器 30‧‧‧Music video server
301‧‧‧接收模組 301‧‧‧ receiving module
302‧‧‧記錄模組 302‧‧‧recording module
303‧‧‧儲存模組 303‧‧‧ storage module
304‧‧‧判斷模組 304‧‧‧Judgement module
305‧‧‧計算模組 305‧‧‧Computation Module
306‧‧‧音樂視頻播放清單產生模組 306‧‧‧Music video playlist generation module
307‧‧‧讀取模組 307‧‧‧Reading module
圖1所示為本發明個性化音樂視頻伺服器的應用圖;圖2所示為本發明圖1中音樂視頻伺服器的內部模組圖;圖3所示為本發明音樂視頻個性化設置方法的流程圖;圖4所示為本發明圖3中步驟S360的細化流程圖;圖5所示為本發明圖3中步驟S380的細化流程圖;圖6所示為本發明圖3中步驟S330的細化流程圖;以及圖7所示為本發明個性化音樂視頻個性化設置方法的另一流程圖。 1 is an application diagram of a personalized music video server of the present invention; FIG. 2 is an internal module diagram of the music video server of FIG. 1 according to the present invention; FIG. 3 is a diagram showing a music video personalization setting method of the present invention. FIG. 4 is a detailed flowchart of step S360 in FIG. 3 of the present invention; FIG. 5 is a detailed flowchart of step S380 in FIG. 3 of the present invention; FIG. A refinement flowchart of step S330; and FIG. 7 is another flowchart of the personalized music video personalization setting method of the present invention.
圖1為本發明音樂視頻(Music Video,MV)伺服器的應用環境示意圖,包括用戶端設備10,例如:機上盒(set-top box,STB),可擕式手持裝置等、兩個媒體伺服器21、22以及音樂視頻伺服器30。其中,媒體伺服器21、22用於存放運營商或服務提供商所提供歌曲的內容。用戶端設備10分別與媒體伺服器21、22以及音樂視頻伺服器30相連,用於播放該等歌曲。音樂視頻伺服器30也同時與媒體伺服器21、22相連,用於產生用戶個性化音樂視頻播放清單。當用戶想要收聽歌曲時,音樂視頻伺服器30產生音樂視頻播放清單,用戶端設備10根據清單所列歌曲從媒體伺服器21、22中下載對應的歌曲進行播放。本實施方式中,媒體伺服器21、22的數量為兩個,其他實施方式中並不局限於此。 1 is a schematic diagram of an application environment of a music video (MV) server according to the present invention, including a client device 10, such as a set-top box (STB), a portable handheld device, and the like, and two media. The servers 21, 22 and the music video server 30. The media servers 21, 22 are used to store the content of the songs provided by the operator or the service provider. The client device 10 is connected to the media servers 21, 22 and the music video server 30, respectively, for playing the songs. The music video server 30 is also coupled to the media servers 21, 22 for generating a personalized music video playlist for the user. When the user wants to listen to the song, the music video server 30 generates a music video playlist, and the client device 10 downloads the corresponding song from the media servers 21, 22 for playback according to the list of songs. In the present embodiment, the number of the media servers 21 and 22 is two, and the other embodiments are not limited thereto.
圖2為本發明圖1中媒體伺服器30內部的模組圖。其中,媒體伺服器30包括接收模組301、記錄模組302、儲存模組303、判斷模組304、計算模組305、音樂視頻播放清單產生模組306以及讀取模組307。 2 is a block diagram of the interior of the media server 30 of FIG. 1 of the present invention. The media server 30 includes a receiving module 301, a recording module 302, a storage module 303, a determining module 304, a computing module 305, a music video playlist generating module 306, and a reading module 307.
接收模組301用於從用戶端設備10接收身份識別訊息以及用戶投票訊息。 The receiving module 301 is configured to receive the identity identification message and the user voting message from the client device 10.
記錄模組302用於記錄用戶的投票訊息。本實施方式中,記錄模組302中的用戶投票訊息是可覆蓋的,一首歌曲從播放到結束過程中的用戶投票可定義為一輪投票,對於同一首歌曲,記錄模組302記錄該首歌曲的最後一輪投票的訊息,也就是說,當用戶對某一首歌曲進行第二輪投票時,第二輪投票的訊息就會覆蓋第一輪的投票訊息。 The recording module 302 is used to record the voting message of the user. In this embodiment, the user voting message in the recording module 302 is coverable, and the user vote during the playback of the song can be defined as one round of voting. For the same song, the recording module 302 records the song. The last round of voting messages, that is, when the user makes a second round of voting on a certain song, the second round of voting will cover the first round of voting messages.
儲存模組303用於存儲歌曲的屬性及其權重值。其中,歌曲屬性有曲名、主唱、音樂類型(流行、古典等)、音樂節奏(慢、快)、音樂情緒(悲傷、快樂)、劇情(走唱、舞蹈等)、語言、作詞、作曲等。本實施方式中,上述屬性可以分別可量化屬性與不可量化屬性。例如:音樂情緒與音樂節奏屬於可量化的屬性,其可以用數位1~5表示音樂情緒從悲傷到快樂或者音樂節奏從慢到快的漸變程度,這裏,將數字1~5稱之為量化值。上述列舉的屬性除音樂情緒與音樂節奏以外都屬於不可量化的屬性。同時,本實施方式中,每個歌曲的屬性都有自己的權重值,其可分為預設權重值與計算權重值,其中,預設權重值是音樂視頻伺服器30為每一屬性預先設定的數值,例如:曲名的預設權重為2、主唱的預設權重為20、音樂類型的預設權重為20、音樂情緒的預設權重為15、音樂節奏的預設權重為15、劇情的預設權重為15、語言的預設權重為5、作詞的預設權重為3、作曲的預設權重為5,所述預設權重可根據據體情況做調整。計算權重值為未播放歌曲屬性相對於已播放歌曲屬性計算而得到的數值。本實施方式中,所有屬性的權重值相加不超過100。 The storage module 303 is configured to store the attributes of the song and its weight values. Among them, the song attributes include song title, lead singer, music type (popular, classical, etc.), music rhythm (slow, fast), musical mood (sadness, happiness), plot (singing, dancing, etc.), language, lyrics, composition, and so on. In this embodiment, the attributes may be quantizable and non-quantizable respectively. For example, music mood and music rhythm are quantifiable attributes, which can use digital 1~5 to indicate the degree of gradual change of music emotion from sadness to happiness or music rhythm from slow to fast. Here, the numbers 1~5 are called quantized values. . The attributes listed above are not quantifiable except for musical emotions and musical rhythms. Meanwhile, in this embodiment, each song attribute has its own weight value, which can be divided into a preset weight value and a calculation weight value, wherein the preset weight value is preset by the music video server 30 for each attribute. The numerical value, for example, the preset weight of the title is 2, the preset weight of the lead singer is 20, the preset weight of the music type is 20, the preset weight of the musical mood is 15, the preset weight of the music rhythm is 15, and the plot is The preset weight is 15, the default weight of the language is 5, the preset weight of the lyrics is 3, and the preset weight of the composition is 5, and the preset weight can be adjusted according to the situation of the body. The calculated weight value is the value of the unplayed song attribute calculated relative to the played song attribute. In this embodiment, the weight values of all the attributes are added up to less than 100.
判斷模組304用於根據用戶投票訊息確定每首歌曲的用戶喜好度,即,確定每首歌曲是否屬於用戶喜歡的歌曲。同時,也會根據用戶端設備10的身份識別訊息判斷用戶是否第一次登錄。 The judging module 304 is configured to determine the user preference of each song according to the user voting message, that is, determine whether each song belongs to a song that the user likes. At the same time, it is determined according to the identity identification message of the user equipment 10 whether the user logs in for the first time.
計算模組305用於根據儲存模組303中的歌曲屬性計算歌曲的相似度。其中 ,相似度是表示未播放歌曲相對於已播放歌曲的相似程度,其僅是針對未播放歌曲而言的,計算方式是將未播放歌曲所有屬性計算權重值相加而得到的,具體計算方法下面圖6中會具體介紹。 The calculation module 305 is configured to calculate the similarity of the song according to the song attribute in the storage module 303. among them The similarity is the degree of similarity of the unplayed song relative to the played song, which is only for the unplayed song, and the calculation method is obtained by adding all the attribute calculation weight values of the unplayed song, and the specific calculation method is as follows. This will be described in detail in Figure 6.
音樂視頻播放清單產生模組306用於根據歌曲的用戶喜好度以及相似度產生新的音樂視頻播放清單。 The music video playlist generation module 306 is configured to generate a new music video playlist based on the user preference and similarity of the song.
圖3所示為本發明個性化音樂視頻個性化設置方法的流程圖。首先,步驟S310中,接收模組301接收用戶登錄訊息。步驟S320中,判斷模組304用於根據用戶端設備10的身份識別碼來判斷該用戶是否第一次登錄,即,判斷該用戶是否第一次使用本音樂視頻個性化設置服務。本發明其他實施方式中,音樂視頻伺服器30可以通過其他方式進行認證。如果該用戶是第一次登錄,則執行步驟S321,音樂視頻播放清單產生模組306隨機產生一個系統音樂視頻播放清單。 FIG. 3 is a flow chart showing a personalized music video personalization setting method according to the present invention. First, in step S310, the receiving module 301 receives the user login message. In step S320, the determining module 304 is configured to determine, according to the identity identification code of the user equipment 10, whether the user logs in for the first time, that is, whether the user uses the music video personalization setting service for the first time. In other embodiments of the invention, the music video server 30 may authenticate in other ways. If the user is logging in for the first time, step S321 is performed, and the music video playlist generating module 306 randomly generates a system music video playlist.
如果該用戶並不是第一次登錄,執行步驟S330,計算模組305計算未播放歌曲的相似度。這種情況下,計算的是用戶上次離開本服務時未播放的歌曲的相似度。本實施方式中未播放歌曲的相似度是以已播放歌曲的屬性權重值做為基準來計算的,舉例而言,如果運營商或服務提供商總共提供100首歌曲,每個音樂視頻播放清單中只有10首,在收聽完第一輪後只剩下90首,假設第一輪音樂視頻播放清單中的歌曲是第1首至第10首,那麼剩下90首歌曲就是第11首至第100首。當第一個音樂視頻播放清單中的歌曲完全播放完後,計算模組306就會針對第11首至第100首歌曲相對於第1首至第10首歌曲分別做相似度計算。也就是說,第11首歌曲會分別與第1首至第10首歌曲做相似度計算,即,計算出10個相似度值,然後再在這10個相似度值中取最大值作為第11首歌曲的相似度,以此類推計算出未播放的所有歌曲的相似度值。 If the user is not the first time to log in, step S330 is executed, and the calculation module 305 calculates the similarity of the unplayed songs. In this case, the similarity of the songs that were not played when the user left the service last time is calculated. The similarity of the unplayed songs in this embodiment is calculated based on the attribute weight values of the played songs. For example, if the operator or the service provider provides a total of 100 songs, each music video playlist is included. There are only 10 songs. After listening to the first round, there are only 90 songs. If the songs in the first round of music video playlist are the first to the tenth, then the remaining 90 songs are the 11th to the 100th. first. When the songs in the first music video playlist are completely played, the calculation module 306 performs similarity calculations for the 11th to 100th songs with respect to the first to the 10th songs, respectively. That is to say, the 11th song will be similarly calculated with the first to the 10th songs respectively, that is, 10 similarity values are calculated, and then the maximum value among the 10 similarity values is taken as the 11th. The similarity of the first song, and so on, the similarity value of all the songs that are not played.
具體計算方式請同時參照圖6,步驟S610,讀取模組307依次讀取存儲模組303中的未播放歌曲的屬性。步驟S620,判斷模組304判斷讀取的歌曲屬性是否為可量化屬性。如果是可量化的屬性,執行步驟S621,計算模組305依照可量化屬性權重計算公式:(1-(被比較歌曲的量化值-比較歌曲的量化值)/量化值間隔)*此項屬性預設權重值,對此可量化的屬性進行權重值計算。這裏,被比較歌曲為已播放的歌曲,比較歌曲為未播放的歌曲,量化值間隔為最小量化值與最大量化值之間的最小整數間隔數,例如:音樂情緒與音樂節奏系統默認的量化值是1~5,由於其最小整數間隔為1,共有4個間隔,則其量化間隔為4。 For the specific calculation method, please refer to FIG. 6. At step S610, the reading module 307 sequentially reads the attributes of the unplayed songs in the storage module 303. In step S620, the determining module 304 determines whether the read song attribute is a quantizable attribute. If it is a quantifiable attribute, step S621 is executed, and the calculation module 305 calculates a formula according to the quantizable attribute weight: (1 - (quantized value of the compared song - quantized value of the compared song) / quantized value interval) * this attribute is pre- Set the weight value and calculate the weight value for this quantifiable attribute. Here, the compared song is a played song, the comparison song is an unplayed song, and the quantized value interval is the minimum integer interval between the minimum quantized value and the maximum quantized value, for example: music mood and music rhythm system default quantization value It is 1~5. Since its minimum integer interval is 1, there are 4 intervals, and its quantization interval is 4.
如果此屬性是不可量化的屬性,則執行步驟S630,判斷模組304判斷此未播放歌曲的屬性與被比較歌曲對應屬性的內容是否一致。如果二者一致,步驟S640,則計算模組305得到該屬性的預設權重值。如果二者不一致,步驟S631,計算模組305得到此屬性的權重值為0。接著執行步驟S650,計算模組305將上述每個歌曲所有屬性的權重計算值相加而得到該歌曲的相似度。 If the attribute is a non-quantizable attribute, then step S630 is executed, and the determining module 304 determines whether the attribute of the unplayed song is consistent with the content of the attribute corresponding to the compared song. If the two are consistent, in step S640, the calculation module 305 obtains the preset weight value of the attribute. If the two are inconsistent, in step S631, the calculation module 305 obtains a weight value of 0 for this attribute. Next, in step S650, the calculation module 305 adds the weight calculation values of all the attributes of each of the above songs to obtain the similarity of the song.
舉例而言,如果第1首歌曲為已經播放的歌曲,其屬性及其內容分別是:曲名-馬德里不思議、主唱-蔡依林、音樂類型-流行、音樂情緒-5、音樂節奏-4、劇情-走唱、語言-中文、做詞-黃俊郎、作曲-陳孟啟;如果第11首歌曲為未播放歌曲,其屬性及其內容分別是:曲名-看我七十二變、主唱-蔡依林、音樂類型-流行、音樂情緒-3、音樂節奏-5、劇情-舞蹈、語言-中文、做詞-陳鎮川、作曲-Edward Chan/Charles Lee。其中,第1首歌曲的屬性權重值為預設權重值,前面已經提到,第11首歌曲的屬性權重值為計算權重值。也就是說,第11首歌曲屬性權重值是要相對於第1首歌曲做計算而得到。 For example, if the first song is a song that has already been played, its attributes and contents are: song name - Madrid unbelievable, lead singer - Jolin Tsai, music type - pop, music mood -5, music rhythm - 4, plot - go Sing, language-Chinese, lyrics-Huang Junlang, composition-Chen Mengqi; if the 11th song is an unplayed song, its attributes and contents are: song name - see me seventy-two, lead singer - Jolin Tsai, music type - Pop, music mood-3, music rhythm-5, plot-dance, language-Chinese, lyrics-Chen Zhenchuan, composition-Edward Chan/Charles Lee. The attribute weight value of the first song is a preset weight value. As mentioned above, the attribute weight value of the 11th song is a calculation weight value. That is to say, the 11th song attribute weight value is obtained by calculating with respect to the first song.
首先,判斷模組304先會判斷這兩首歌曲對應不可量化屬性的內容是否一致,也就是說,判斷二者的曲名、主唱、音樂類型、劇情、語言、做詞、作曲內容是否相同,其次,計算模組305依照可量化屬性權重計算公式計算第11首歌曲可量化屬性的權重值。例如:第11首歌曲的曲名、劇情、作詞以及作曲與第1首歌曲的均不相同,則所述這些屬性的權重值均為0;第11首歌曲的主唱、音樂類型、語言均與第1首相同,則這些屬性的計算權重值與第1首對應屬性的權重值,即為該等屬性的預設權重值,分別為:20、20、5。對於音樂情緒的量化值來說,第1首為5,第11首為3,那麼第11首音樂情緒的計算權重值為:(1-(5-3)/4)*15=7.5。相應地,第11首歌曲音樂節奏的計算權重值為:(1-(5-4)/4)=11.25。最後,將第11首歌曲所有的計算權重值相加即可得到其相似度值,即,第11首歌曲的相似度=曲名(0)+主唱(0)+音樂類型(20)+音樂情緒(7.5)+音樂節奏(11.25)+劇情(0)+語言(0)+作詞(0)+作曲(0)=63.75。 First, the judging module 304 first determines whether the content of the non-quantitative attributes of the two songs is consistent, that is, whether the song name, the lead singer, the music type, the plot, the language, the lyrics, and the composition content are the same, and secondly, The calculation module 305 calculates the weight value of the eleventh song quantizable attribute according to the quantifiable attribute weight calculation formula. For example, if the song name, plot, lyrics, and composition of the 11th song are different from those of the first song, the weight values of the attributes are all 0; the lead singer, music type, language of the 11th song are the same as the first song. If the first header is the same, the calculated weight value of these attributes and the weight value of the first corresponding attribute are the preset weight values of the attributes: 20, 20, and 5, respectively. For the quantified value of musical mood, the first is 5 and the eleventh is 3, then the calculated weight of the 11th musical emotion is: (1-(5-3)/4)*15=7.5. Correspondingly, the calculated weight of the 11th song music rhythm is: (1-(5-4)/4)=11.25. Finally, all the calculated weight values of the 11th song are added to obtain the similarity value, that is, the similarity of the 11th song = the name of the song (0) + the lead vocal (0) + the music type (20) + the musical mood (7.5) + music rhythm (11.25) + plot (0) + language (0) + lyrics (0) + composition (0) = 63.75.
計算完相似度,則返回圖3,執行步驟S340,音樂視頻播放請單產生模組306根據歌曲相似度與用戶喜好度(具體參照圖5)產生新的音樂視頻播放清單。所述音樂視頻播放清單是從兩類歌曲集合中產生的:一是用戶喜好度高的歌曲(喜歡的歌曲)以及相似度大於系統預設值60的歌曲集合,二是相似度低於預設值60的歌曲集合,音樂視頻播放清單產生模組306則會在這兩個集合中依照設定好的比例(例如:第一個集合選擇8首,第二個集合中選擇2首)隨機挑選出10首歌曲作為新的音樂視頻播放清單。需要說明的是,之所以在相似度低的歌曲中選擇的目的在於:由於某些用戶僅限於聽某一類歌曲,其主觀的排除其他歌曲收聽的可能性,這樣做可以讓用戶更多接觸其喜好類以外的歌曲,增加其對於其他歌曲的喜好度。本實施方式中,在二個集合中各選歌曲的數目可以改變,不局限於此。 After the similarity is calculated, the process returns to FIG. 3. In step S340, the music video play request generation module 306 generates a new music video playlist according to the song similarity and the user preference (refer to FIG. 5 in detail). The music video playlist is generated from two sets of songs: one is a song with a high degree of user preference (a favorite song) and a set of songs whose similarity is greater than a system preset value of 60, and the similarity is lower than a preset. For a set of songs with a value of 60, the music video playlist generation module 306 will randomly select the two sets according to the set ratio (eg, 8 for the first set and 2 for the second set). 10 songs as a new music video playlist. It should be noted that the reason for choosing among songs with low similarity is that since some users are limited to listening to a certain type of song, subjectively excludes the possibility of other songs being listened to, so that the user can contact the user more. Songs other than the favorite category, increase their preference for other songs. In the present embodiment, the number of selected songs in the two sets may be changed, and is not limited thereto.
步驟S350中,用戶端設備10下載步驟S321或者步驟S340中所產生的音樂視頻播放清單。步驟S360中,用戶端設備10根據下載的音樂視頻播放清單從媒體伺服器21或22中獲得相關音樂視頻內容進行逐一播放。 In step S350, the client device 10 downloads the music video playlist generated in step S321 or step S340. In step S360, the client device 10 obtains related music video content from the media server 21 or 22 to play one by one according to the downloaded music video playlist.
步驟S370,接收模組301於不同時刻接收用戶投票訊息。也就是說,每首歌曲在播放過程中,用戶都可以隨時投票,例如:在播放過程中投票、在播放結束後投票等。本實施方式中,投票訊息分為兩種,一種是贊成票,一種是反對票。其中,贊成票表示用戶比較喜歡某首歌曲。反對票表示用戶不喜歡某首歌曲。 In step S370, the receiving module 301 receives the user voting message at different times. That is to say, each song can be voted at any time during the playback process, for example, voting during playback, voting after the end of playback, and the like. In this embodiment, the voting message is divided into two types, one is a positive vote, and the other is a negative vote. Among them, the affirmative vote indicates that the user prefers a certain song. A negative indicates that the user does not like a song.
步驟S380,判斷模組304根據用戶對於每首歌曲的投票訊息確定用戶喜好度。 In step S380, the determining module 304 determines the user preference according to the voting message of the user for each song.
步驟S390,判斷模組304判斷音樂視頻播放清單中的歌曲是否都已播放。如果沒有播完,返回步驟S360,用戶端設備10繼續逐一播放該清單中的歌曲。如果已經播完,執行步驟S330,計算模組305計算本次未播放歌曲的相似度。 In step S390, the determining module 304 determines whether the songs in the music video playlist have been played. If not finished, returning to step S360, the client device 10 continues to play the songs in the list one by one. If the broadcast has been completed, step S330 is executed, and the calculation module 305 calculates the similarity of the unplayed songs.
圖4所示為本發明圖1中步驟S360的細化流程圖。當用戶在收聽某首歌曲時,步驟S410中,判斷模組304判斷用戶是否要中途離開。如果用戶要中途離開,整個流程結束。如果用戶沒有中途離開,執行步驟S420,判斷模組304根據接收模組301是否接收到投票訊息從而判斷用戶是否投票。如果用戶有投票,執行步驟S421,投票後返回圖3中步驟S360。本實施方式中,此時的用戶投票系統默認為用戶投的是贊成票。 FIG. 4 is a detailed flowchart of step S360 in FIG. 1 of the present invention. When the user is listening to a certain song, in step S410, the determination module 304 determines whether the user wants to leave halfway. If the user wants to leave midway, the entire process ends. If the user does not leave in the middle, step S420 is executed, and the determining module 304 determines whether the user votes according to whether the receiving module 301 receives the voting message. If the user has a vote, step S421 is performed, and after voting, the process returns to step S360 in FIG. In this embodiment, the user voting system at this time defaults to the vote voted by the user.
如果用戶沒有投票,執行步驟S430,判斷模組403判斷目前播放的歌曲是否播放完。如果已經播放完,執行步驟S440,用戶進行投票,即,接收模組401接收到用戶投票訊息。本實施方式中,系統默認此時用戶投的票是贊 成票,也就是說,只有當用戶喜歡某收歌曲是,其才會將此歌曲完整收聽。 If the user does not vote, step S430 is executed, and the determination module 403 determines whether the currently played song is played. If the playback has been completed, step S440 is performed, and the user performs voting, that is, the receiving module 401 receives the user voting message. In this embodiment, the system defaults to the vote voted by the user at this time. Invoices, that is, only when the user likes a song, will they listen to it completely.
如果沒有播放完,執行步驟S431,判斷模組304則會繼續判斷用戶是否在歌曲播放過程中切斷播放。如果沒有切斷某首歌曲的播放,則返回圖3步驟S360。如果切斷某首歌曲的播放,執行步驟S440,用戶進行投票。此時,系統默認用戶投的是反對票,也就是說,用戶不喜歡目前這首歌曲,所以才中途切斷。 If the playback is not completed, step S431 is executed, and the determination module 304 continues to determine whether the user cuts off the playback during the song playback. If the playback of a certain song is not cut off, it returns to step S360 of FIG. If the playback of a certain song is cut off, step S440 is performed and the user votes. At this point, the system defaults to the user's vote, that is, the user does not like the current song, so it is cut off halfway.
本實施方式中,用戶在某首歌曲播放完後可能不會選擇投票,此時,系統則會默認用戶投的是贊成票,即,用戶喜歡這首歌曲。同樣,用戶也可能在某首歌曲被中途切斷時不會選擇投票,此時,系統則會默認用戶投的是反對票,即,用戶不喜歡這首歌曲。 In this embodiment, the user may not select a vote after a certain song is played. At this time, the system will default to the user's vote, that is, the user likes the song. Similarly, the user may not choose to vote when a song is cut off midway. At this time, the system defaults to the user's vote, that is, the user does not like the song.
由圖4可知,本實施方式中,用戶通常在三種情況下進行投票:一是聽歌中途投票,二是聽歌過程中切歌投票,三是歌曲播放完後投票。 As can be seen from FIG. 4, in the present embodiment, the user usually votes in three situations: one is to listen to the song in the middle of the vote, the other is to cut the song during the course of listening to the song, and the third is to vote after the song is played.
圖5為本發明圖3中步驟S380的細化流程圖。在步驟S510,判斷模組304判斷接收到的投票訊息是屬於贊成票還是反對票。如果該投票訊息是贊成票,表示用戶喜歡這首歌曲,則執行步驟S511,記錄模組302將贊成票的數量加1,該贊成票的數量為正值,在歌曲收聽整個過程,用戶不止一次投贊成票,故其對應的贊成票數累計增加。 FIG. 5 is a detailed flowchart of step S380 in FIG. 3 of the present invention. In step S510, the determining module 304 determines whether the received voting message belongs to the vote or the vote. If the voting message is in favor of the vote, indicating that the user likes the song, step S511 is performed, and the recording module 302 adds 1 to the number of votes in favor, and the number of the votes is positive. During the whole process of listening to the song, the user casts more than once. In favor of the vote, the corresponding number of votes in favor has increased.
如果該投票訊息是反對票,表示用戶不喜歡這首歌曲,則執行步驟S512,記錄模組302將反對票數加1,該反對票數為負值。值得注意的是,由於用戶不喜歡某首歌曲時即會切斷該歌曲的播放,所以反對票只會出現一次,但喜歡票可以為多次。 If the voting message is negative, indicating that the user does not like the song, step S512 is performed, and the recording module 302 adds 1 to the black number, and the negative number is a negative value. It is worth noting that since the user does not like a song, the song will be cut off, so the black will only appear once, but the ticket can be used multiple times.
在步驟S520中,判斷模組306根據某首歌曲的贊成票數與反對票數來確定 用戶對於這首歌曲的喜好度,即,用戶是喜歡的這首歌曲還是不喜歡的這首歌曲。具體如下:本實施方式中,當用戶在收聽過程中切斷歌曲時,記錄模組302中則記錄用戶對於此首歌曲的投票為一票負值,0票正值,由此可見,用戶是不喜歡此首歌曲;當用戶在收聽過程中已經投了贊成票,可是沒有聽完就切換至下一首歌曲時,記錄模組302中則記錄用戶對於此首歌曲的投票為一票贊成票,一票反對票,此種情況下,系統默認用戶是喜歡這首歌曲,則將此歌曲歸類為用戶喜歡的這類歌曲中;當用戶在收聽過程中無數次投了贊成票時,無疑這首歌即為用戶喜歡的歌曲。 In step S520, the determining module 306 determines according to the number of votes and the number of negative votes of a certain song. The user's preference for the song, that is, the song that the user likes or the song that he does not like. Specifically, in the embodiment, when the user cuts the song during the listening process, the record module 302 records that the user's vote for the song is a negative value of the ticket, and the positive value of the ticket is 0. I don't like this song; when the user has voted in favor during the listening process, but when I switch to the next song without listening, the record module 302 records that the user's vote for the song is a vote in favor. One vote is negative. In this case, the default user of the system likes this song, and the song is classified as such a song that the user likes. When the user voted for a number of votes during the listening process, the song is undoubtedly For the songs that users like.
值得注意的是,本實施方式中,在計算相似度的過程中,有可能出現以下這種情況:由於每首未播放的歌曲是相對於已播放的歌曲做相似度計算,由圖5可知,已播放的歌曲中包括用戶喜歡的歌曲也包括用戶不喜歡的歌曲,也就是說這個已播放歌曲的投票可能是正也可能是負,那麼,對應於相似度來說,某個未播放歌曲的相似度也可能是正值,也可能是負值,所以對於其相似度的選擇應該遵循以下規則:將相似度正值的最大值與負值絕對值的最大值做比較,二者哪一個大,則此未播放的歌曲的用戶喜好度就與最大者保持一致;如果二者一樣大,則默認此未播放歌曲是用戶喜歡的歌曲。舉例而言,假如第11首歌曲相對於第1首至第10首歌曲的相似度分別有10個值,其中可能有6個正值,4個負值,首先選取6個正值中的最大值,例如:78,其次選擇4個負值絕對值中的最大的是-70,顯然,78大於-70的絕對值,則第11首歌曲屬於用戶喜歡的那一類的歌曲。假如4個負值絕對值中的最大的為-80,顯然,78小於-80的絕對值,則第11首歌屬於用戶不喜歡的那一類歌曲。假如4個負值絕對值中最大的是-78,顯然,78等於-78絕對值,則第11首歌系統默認為是用戶喜歡的那一類的歌曲。這樣,系統中所有的歌曲在每個音樂視頻播放清單聽完後都會有各自的用戶喜好度,而且每次的用戶喜好度可以相同也可以不同。 It should be noted that in the present embodiment, in the process of calculating the similarity, it is possible that the following situation occurs: since each unplayed song is calculated similarly to the played song, as can be seen from FIG. 5, The songs that have been played include the songs that the user likes and the songs that the user does not like, that is, the voting of the played songs may be positive or negative, then, similar to the similarity, the similarity of an unplayed song The degree may also be positive or negative, so the choice of similarity should follow the following rules: Compare the maximum value of the positive value of the similarity with the maximum value of the absolute value of the negative value, which one is larger, Then, the user preference of the unplayed song is consistent with the largest one; if the two are as large, the default unplayed song is the song that the user likes. For example, if the similarity of the 11th song to the first to the 10th songs respectively has 10 values, there may be 6 positive values, 4 negative values, and firstly select the largest of the 6 positive values. The value, for example: 78, secondly selects the maximum of the four negative absolute values is -70, obviously, 78 is greater than the absolute value of -70, then the eleventh song belongs to the kind of song that the user likes. If the largest of the four negative absolute values is -80, obviously, 78 is less than the absolute value of -80, then the eleventh song belongs to the type of song that the user does not like. If the largest of the four negative absolute values is -78, obviously, 78 is equal to -78 absolute value, then the 11th song system defaults to the kind of song that the user likes. In this way, all the songs in the system will have their own user preferences after listening to each music video playlist, and the user preferences may be the same or different each time.
圖7為本發明圖3中的變化例,其與圖3大致相同,區別在於:圖7更包括步驟S322,當用戶不是第一次登錄的情況下,判斷模組304判斷是否需要改變歌曲的屬性權重。如果需要改變,執行步驟S323,音樂視頻伺服器30更改歌曲屬性權重值並存儲於存儲模組302中,覆蓋原有的歌曲屬性權重值。當更改完後,返回步驟S322。如果不需要改變,執行步驟S330,計算模組305計算未播放歌曲的相似度。這裏,需要改變歌曲屬性權重的原因有很多,例如:經過一段時間的用戶回饋訊息發現,用戶對於某首歌的喜好度區分不是很明顯,或者某些用戶更希望只聽某些特定的主唱、作詞、作曲等人的歌曲,抑或是其他原因,這樣修改歌曲屬性權重,使得音樂視頻播放清單產生模組306產生的音樂視頻播放清單更能夠符合用戶的喜好度。 FIG. 7 is a variation of FIG. 3 of the present invention, which is substantially the same as FIG. 3, except that FIG. 7 further includes step S322. When the user is not logging in for the first time, the determining module 304 determines whether the song needs to be changed. Attribute weight. If the change is required, step S323 is executed, and the music video server 30 changes the song attribute weight value and stores it in the storage module 302, overwriting the original song attribute weight value. When the change is completed, the process returns to step S322. If no change is needed, step S330 is executed, and the calculation module 305 calculates the similarity of the unplayed songs. Here, there are many reasons for changing the weight of the song attribute. For example, after a period of user feedback, it is found that the user's preference for a certain song is not obvious, or some users prefer to listen to only certain lead singers. The songs of the lyrics, composers, and the like, or other reasons, such that the song attribute weights are modified such that the music video playlist generated by the music video playlist generation module 306 is more in line with the user's preference.
本發明的音樂視頻伺服器及音樂視頻個性化設置方法利用用戶投票的機制回饋用戶對於歌曲喜好的訊息,同時,音樂視頻伺服器30根據歌曲的屬性計算出其相似度,並根據計算出的相似度與用戶喜好度來產生符合用戶喜好的個性化音樂視頻播放清單,節約用戶選擇節目的時間,方便用戶使用。 The music video server and music video personalization setting method of the present invention utilizes a user voting mechanism to feed back a user's favorite message for the song, and at the same time, the music video server 30 calculates the similarity according to the attribute of the song, and according to the calculated similarity. Degree and user preference to generate personalized music video playlists that match the user's preferences, saving users time to select programs and facilitating user access.
綜上所述,本發明符合發明專利要件,爰依法提出專利申請。惟,以上所述者僅為本發明之較佳實施例,舉凡熟悉本案技藝之人士,在爰依本案發明精神所作之等效修飾或變化,皆應包含於以下之申請專利範圍內。 In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art of the present invention should be included in the following claims.
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EP1031363B1 (en) * | 1999-02-26 | 2005-07-13 | Konami Co., Ltd. | Music reproducing system, rhythm analyzing method and storage medium |
TW200841669A (en) * | 2007-04-03 | 2008-10-16 | Nokia Corp | Systems, methods, devices, and computer program products for arranging a user's media files |
TW200923814A (en) * | 2007-11-29 | 2009-06-01 | Tainan University Of & Amp Technology | Method and the system that integrates furniture design and shopping activity by using network voting |
TW200929179A (en) * | 2007-12-27 | 2009-07-01 | Inventec Besta Co Ltd | Web-based singing system having the functionality of recording the playing list and method therewith |
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EP1031363B1 (en) * | 1999-02-26 | 2005-07-13 | Konami Co., Ltd. | Music reproducing system, rhythm analyzing method and storage medium |
TW200841669A (en) * | 2007-04-03 | 2008-10-16 | Nokia Corp | Systems, methods, devices, and computer program products for arranging a user's media files |
TW200923814A (en) * | 2007-11-29 | 2009-06-01 | Tainan University Of & Amp Technology | Method and the system that integrates furniture design and shopping activity by using network voting |
TW200929179A (en) * | 2007-12-27 | 2009-07-01 | Inventec Besta Co Ltd | Web-based singing system having the functionality of recording the playing list and method therewith |
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