CN103136351A - Media system and media file pushing method thereof - Google Patents

Abstract

The invention is suitable for the technical field of communications and provides a media system and a media file pushing method thereof. The method includes that when a user watches a media file, evaluation parameters need to be set for the media file, and the system adjusts current popularity of the media file according to the evaluation parameters; and when more media files are watched, the popularity of the more medial files is adjusted, and the system can sequence the media files according to current popularity value of the media files and feeds back a media file list after sequencing to the user. By the media system and the media file pushing method thereof, corresponding popularity of the media files is more scientific and more accurate to a certain extent, and information presented by the media file list is more accordant with aspiration of the user.

Description

A kind of pushing method for media files of media system and media system

Technical field

The invention belongs to communication technical field, relate in particular to a kind of pushing method for media files and media system of media system.

Background technology

Development along with multimedia technology, various media files are had more visitors or business than one can attend to the user, media file in the face of magnanimity, the user usually relatively blindly, do not know that where to start and select own interested program, even can find interested media file, also usually need a large amount of time and efforts of user effort.

At present; for allow the user can be in the media file of magnanimity rapid screening go out to meet the file of user's needs; prior art can provide some reference informations to facilitate the user to screen the file of oneself liking to the user usually; yet; the media file reference information of prior art is normally recommended at random; recommendation information is single, and can't provide more accurate reference information according to user's request, and then the demand of can't really being close to the users.

Summary of the invention

The purpose of the embodiment of the present invention is to provide a kind of media file transmitting side of media system, be intended to solve that the media file reference information of prior art normally recommends at random, recommendation information is single, and can't realize carrying out the accurately problem of recommendation according to user's request.

To achieve these goals, the embodiment of the present invention provides following technical scheme:

The embodiment of the present invention is achieved in that a kind of pushing method for media files of media system, and described method comprises:

A0, recommend media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

A1, receive current online registration user's configuration information, wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

A2, according to described configuration information and the estimation temperature corresponding with the selected media file of watching, obtain current online registration user to other registered users' adjustment matching degree;

A3, according to described adjustment matching degree and described other registered users evaluation coefficient to the selected media file of watching, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user;

All media files in A4, the media file tabular after upgrading sort by presetting order, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

The embodiment of the present invention also provides a kind of media system, and described system comprises:

The media file tabular recommendation unit, be used for recommending media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

The configuration information selected cell is used for receiving current online registration user's configuration information, and wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

The matching degree adjustment unit is used for obtaining current online registration user to other registered users' adjustment matching degree according to described configuration information and the estimation temperature corresponding with the selected media file of watching;

Estimate the temperature adjustment unit, be used for the evaluation coefficient to the selected media file of watching according to described adjustment matching degree and described other registered users, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user;

Push unit, all media files of media file tabular after being used for institute is upgraded sort by presetting sequentially, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

The embodiment of the present invention compared with prior art, beneficial effect is: the estimation temperature of the information computing medium file that sets in advance based on the user, again adjust matching degree according to the estimation temperature of calculating, calculate to adjust based on the matching degree of adjusting and estimate temperature, and different media files is estimated to feed back to the user after the temperature value sorts with respect to same online user's adjustment, select for the user, bring advantage to the user to a certain extent.

Description of drawings

In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the process flow diagram of realization of the pushing method for media files of the media system that provides of the embodiment of the present invention one;

Fig. 2 is the process flow diagram of realization of the pushing method for media files of the media system that provides of the embodiment of the present invention two;

Fig. 3 is the structural drawing of the media system that provides of the embodiment of the present invention three;

Fig. 4 is the structural drawing of the media system that provides of the embodiment of the present invention four.

Embodiment

In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.

The embodiment of the present invention provides a kind of pushing method for media files of media system, and described method comprises:

A0, recommend media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

A1, receive current online registration user's configuration information, wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

A2, according to described configuration information and the estimation temperature corresponding with the selected media file of watching, obtain current online registration user to other registered users' adjustment matching degree;

A3, according to described adjustment matching degree and described other registered users evaluation coefficient to the selected media file of watching, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user;

All media files in A4, the media file tabular after upgrading sort by presetting order, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

The embodiment of the present invention also provides a kind of media system, and described system comprises:

The media file tabular recommendation unit, be used for recommending media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

The configuration information selected cell is used for receiving current online registration user's configuration information, and wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

The matching degree adjustment unit is used for obtaining current online registration user to other registered users' adjustment matching degree according to described configuration information and the estimation temperature corresponding with the selected media file of watching;

Estimate the temperature adjustment unit, be used for the evaluation coefficient to the selected media file of watching according to described adjustment matching degree and described other registered users, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user;

Push unit, all media files of media file tabular after being used for institute is upgraded sort by presetting sequentially, and the media file tabular after sorting feeds back to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

Below in conjunction with specific embodiment, realization of the present invention is described in detail:

Embodiment one

Fig. 1 shows the process flow diagram of realization of the pushing method for media files of the media system that the embodiment of the present invention one provides, and described media system can comprise a plurality of registered users, and details are as follows for described method:

In step S100, recommend media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file.

in the present embodiment, current online registration user clicks when watching media file, system can send a dialog box to the user, this dialog box is carried the information such as evaluation coefficient that other registered users arrange each media file, this online registration user need to carry out the matching degree setting to other registered users, after this system's evaluation coefficient that can arrange each media file based on matching degree and other registered users, calculate the estimation temperature of each media file, the estimation temperature value corresponding according to media file, media file is sorted, preferably, can be according to the size of the estimation temperature value of each media file, descending media file is sorted, and the media file tabular after sorting is recommended current online registration user, for the media file of this user from wherein selecting to watch.

In step S101, receive current online registration user's configuration information, wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

This user can select to want the media file watched according to self wish from this media file tabular, at this moment, the user can first carry out the setting of evaluation coefficient to media file, also can for it arranges evaluation coefficient after watching media file, this be restricted herein.

In the present embodiment, described media file can be video file, audio file and text etc.

In step S102, according to described configuration information and the estimation temperature corresponding with the selected media file of watching, obtain current online registration user to other registered users' adjustment matching degree.

In the present embodiment, after the user arranges evaluation coefficient to the media file of selecting to watch, the evaluation coefficient that system can arrange according to estimation temperature and this user of current this media file is adjusted for the matching degree that other registered users arrange this user, the matching degree after being adjusted.

In S103, according to described adjustment matching degree and described other registered users (namely in described system except the registered user self) evaluation coefficient to the selected media file of watching, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user.Then forward step S104 to.Particularly, after described current online registration user arranges evaluation coefficient to the media file of watching, system is temperature value corresponding to this media file of adjustment further, and will adjust estimation temperature corresponding to temperature value replacement, and then also store after upgrading media file tabular.Media file tabular after renewal is used for again clicking when watching media file described user provides reference for this user.

In step 104, all media files in media file tabular after upgrading are sorted by presetting order, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.Wherein, the described order that presets is that size according to the temperature value corresponding with media file sorts, particularly, the temperature value that this user is provided with the media file of evaluation coefficient is adjustment temperature value, be to estimate the temperature value and other media files use, arrange all media file according to the size of temperature value this moment.Because this user may be after finishing watching a media file, also can again select to watch media file, this moment, system can push media file tabular after sequence to this user, the user can select the media file watched in the media file tabular that pushes, then repeat above-mentioned steps S101 to S104.The temperature that the media file that the current selection of user was watched is corresponding is the temperature value that current adjustment obtains, and still is not the estimation temperature value of system-computed and other users arrange the temperature value of the media file of evaluation coefficient.After this user watches more media files, system can adjust the temperature value of these media files, temperature value before temperature value after adjusting is replaced it, and in time media file is sorted according to current temperature value, after the temperature value of more media file is adjusted, the current temperature value of media file can be more scientific accurately, make the temperature value of the media file wish of more being close to the users.

in the present embodiment, when often watching a media file, the user need to evaluation coefficient be set for this media file, system adjusts current media file temperature according to this evaluation coefficient, when more multimedia file is viewed, the temperature of more media file can be adjusted, the system in time temperature value current according to media file sorts to media file, and the media file tabular after sorting feeds back to the user, science is accurate more to make to a certain extent temperature value corresponding to media file, the wish that makes information that media file tabular presents more be close to the users.

Embodiment two

Fig. 2 shows the process flow diagram of realization of the pushing method for media files of the media system that the embodiment of the present invention two provides, and described media system can comprise a plurality of registered users, and details are as follows for described method:

In S201, receive described current online registration user's the media file request of watching, to this user feedback matching instruction, described matching instruction comprises needs this user that the instruction of matching degree is set for other registered users, and described other registered users of described other registered users are to the evaluation coefficient of each media file;

In S202, obtain match information, wherein said match information comprises that current online registration user is to other registered users (i.e. other registered users' except own in described system) matching degree;

In the present embodiment, after the user opens the application program of media system, if registered users after the chartered user name of input and login password, can directly enter user's login interface; If non-registered users, need first to register, then enter user's login interface, new user's registration need to arrange authentication information, can comprise username and password, in addition, the user can select open mode and non-public pattern, and open mode does not need the user to input the conscientious information of identity, the watching record of user opening can be viewed; Non-public pattern needs the user to input authentication information, watches record not open to the outside world, and what other users can't browse this user watches the recorded information code.After the user enters log-in interface, the matching degree to registered users can be set, and to the evaluation coefficient of each media file.

In the present embodiment, the online registration user can all chartered users arrange matching degree to other, matching degree can represent the active user according to other registered users to the fancy grade of self program of watching and the matching degree that arranges, the scope of matching degree is: 0≤P _xy≤ 1, and following constraint is arranged:

$\underset{y=0}{\overset{n}{\mathrm{\Σ}}}{P}_{\mathrm{xy}}=1,(P_{\mathrm{xy}}\≥0)$

Wherein, matching degree P _xyBe the matching degree that current online registration user X arranges registered user Y, the numbering of n representative of consumer is namely distinguished in order to be convenient to, to the numbering of each user's setting.

Optionally, current online registration user is specifically as follows the matching degree of registered users: the registered user that current online registration user can provide according to media recommender system and the relation of media information are (for example, the evaluation information of registered user to media file), the matching degree to other registered users is set; In addition, if this user does not want to arrange matching degree, system can be defaulted as other registered users matching degree is set at this moment, and wherein the size of each matching degree is all consistent, N registered user for example arranged except current online registration user, and the matching degree of this moment is 1/N.

In the present embodiment, the user can arrange evaluation coefficient to each interested media file when registration, also can be after user's registration, after watching complete respective media files, media file is arranged the coefficient evaluation, this is not restricted, wherein, user X is E to the evaluation coefficient that media file Y arranges herein _xy, satisfy 0＜E _xy≤ 10.

In S203, according to described match information and described other registered users, the evaluation coefficient of each media file is calculated each media file to current online registration user's estimation temperature;

In the present embodiment, to the evaluation coefficient of each media file, calculate each media file with respect to each current online registration user's estimation temperature according to described match information and described other registered users.If current online registration user is provided with evaluation coefficient to media file, so, this media file is described evaluation coefficient with respect to the actual temperature to the user.

In the present embodiment, S203 calculates the computing formula of estimating temperature and is specially:

${H^{\′}}_{\mathrm{xj}}=\underset{z=0}{\overset{n}{\mathrm{\Σ}}}(P_{\mathrm{xz}}*E_{\mathrm{zj}}),(E_{\mathrm{xj}}=0,E_{0j}=1)$

H _xj=E _xj,(E _xj≠0)

Wherein, described H ' _xjBe the estimation temperature of media file j with respect to current online registration user X, P _xzBe the matching degree that current online registration user X arranges registered user Z, E _zjFor registered user Z is registered user's numbering to evaluation coefficient, the n that media file j arranges, H _xjThe actual temperature with respect to current online registration user X for media file j.

In S204, the estimation temperature according to calculating sorts all media files, the media file tabular after being sorted, the media file of selecting needs to watch according to described media file tabular for described current online registration user.

In S205, recommend media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

In S206, receive current online registration user's configuration information, wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

In the present embodiment, described media file can be video file, audio file and text etc.

In S207, according to described configuration information and the estimation temperature corresponding with the selected media file of watching, obtain current online registration user to other registered users' (namely in described media system except the registered user self) adjustment matching degree;

Particularly, in the present embodiment, carry out Gradient Descent study according to described configuration information and the estimation temperature corresponding with the selected media file of watching, adjust current online registration user to the adjustment matching degree of registered users, wherein, along with sample size increases, gradient reduces at last to 0 gradually, namely reaches the total optimization value.

In the present embodiment, S207 is specially: according to described configuration information and the estimation temperature corresponding with the selected media file of watching, carry out Gradient Descent study by the Gradient Descent formula, calculate current online registration user to the adjustment matching degree of registered users, wherein, described Gradient Descent formula is:

$P_x=\left(\begin{array}{c}{P}_{x0}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{0j}\\ P_{x1}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{1j}\\ .\\ .\\ .\\ P_{x(n-1)}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{(n-1)j}\\ P_{\mathrm{xn}}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{\mathrm{nj}}\end{array}\right)$

Wherein, P _xnFor n dimension matching degree vector, represent current online registration user X to each described other registered user's matching degree, σ is the gradient factor, described σ determines the span of convergence, specifically can be set according to actual needs H ' by the user _xjBe the estimation temperature of media file j with respect to current online registration user X, H _xjBe the actual temperature of media file j with respect to current online registration user X, E _njBe the evaluation coefficient of current online registration user X to media file j.

In S208, according to described adjustment matching degree and described other registered users evaluation coefficient to the selected media file of watching, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user;

In the present embodiment, still can adopt the computing method of estimating temperature in described S202 to calculate to adjust and estimate temperature, this be repeated no more herein.

In S209, all media files in media file tabular after upgrading are sorted by presetting order, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

Wherein, the described order that presets is that size according to the temperature value corresponding with media file sorts, particularly, the temperature value that this user is provided with the media file of evaluation coefficient is adjustment temperature value, be to estimate the temperature value and other media files use, arrange all media file according to the size of temperature value this moment.Because this user may be after finishing watching a media file, also can again select to watch media file, this moment, system can push media file tabular after sequence to this user, the user can select the media file watched in the media file tabular that pushes, then repeat above-mentioned steps S206 to S208.The temperature that the media file that the current selection of user was watched is corresponding is the temperature value that current adjustment obtains, and still is not the estimation temperature value of system-computed and other users arrange the temperature value of the media file of evaluation coefficient.After this user watches more media files, system can adjust the temperature value of these media files, temperature value before temperature value after adjusting is replaced it, and in time media file is sorted according to current temperature value, after the temperature value of more media file is adjusted, the current temperature value of media file can be more scientific accurately, make the temperature value of the media file wish of more being close to the users.Preferably, the size that described preset order can be according to the temperature value has little of large arrangement, perhaps big or small descending arranged sequentially according to the temperature value, this is not restricted herein, and when described preset order be descending when arranged sequentially according to the temperature value, be pushed to the user after the temperature value can being come the media file sequence of top ten list, reference is provided for user's selection, select to watch for the user, bring advantage to the user to a certain extent.

In the present embodiment, described other registered users are the registered user except described current online registration user X in described media system, the described order of order for arranging from big to small according to the size of described estimation temperature value that preset.

In the present embodiment, according to the embodiment of S201-S209, increase gradually along with estimating sample size, Gradient learning will progressively enter optimum point, namely this place is 0 to the local derviation of each dependent coefficient, thereby realizes recommending to the media file of user's the best, and its theoretical derivation is as follows:

${H^{\′}}_{\mathrm{xy}}=\underset{z=0}{\overset{n}{\mathrm{\Σ}}}(P_{\mathrm{xz}}*E_{\mathrm{zy}}),(E_{\mathrm{xy}}=0,E_{0y}=1)$

Temperature is calculated as above shown in formula, and required target is for estimating temperature H ' _xyNear true temperature H _xiThe time each matching degree P _xzBe optimum, should ask (H' this moment _xi-H _xi) ²Minimum value,, utilize local derviation, to formula (H' _xi-H _xi) ²Ask local derviation with

Identical, be:

$\frac{\∂\frac{1}{2}{({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})}^2}{\∂P_{\mathrm{xi}}}=\frac{1}{2}*2*({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})\frac{\∂({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})}{\∂P_{\mathrm{xi}}}$

$=({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})\frac{\∂({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})}{\∂P_{\mathrm{xi}}}=({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})\frac{\∂(\underset{z=0}{\overset{n}{\mathrm{\Σ}}}(P_{\mathrm{xz}}*E_{\mathrm{zy}})-H_{\mathrm{xi}})}{\∂P_{\mathrm{xi}}}$

$=({H^{\′}}_{\mathrm{xi}}-H_{\mathrm{xi}})E_{\mathrm{iy}}$

(H' _xi-H _xi) E _iyCan be considered

To P _xiLocal derviation, namely

The fastest direction descends.

In the present embodiment, the invention enables to provide different user oriented, Extraordinary contents to push according to different user, makes the user can select fast the media file of liking in a large amount of media files.

In the present embodiment, according to the embodiment of step S201-S209, along with increasing gradually, Gradient learning will progressively enter optimum point, and namely this place is 0 to the local derviation of each dependent coefficient, thus realize media file to user's the best be recommended as optimum this moment should,, (H' _xi-H _xi) E _iyCan be considered

To P _xiLocal derviation, namely

The fastest direction descends.

Embodiment three

Fig. 3 shows the structural drawing of the media system that the embodiment of the present invention three provides, described media system comprises a plurality of registered users, and described system comprises: media file tabular recommendation unit 31, configuration information selected cell 32, matching degree adjustment unit 33, estimation temperature adjustment unit 34 and push unit 35.

Media file tabular recommendation unit 31, be used for recommending media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

Configuration information selected cell 32 is used for receiving current online registration user's configuration information, and wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

Matching degree adjustment unit 33 is used for obtaining current online registration user to other registered users' adjustment matching degree according to described configuration information and the estimation temperature corresponding with the selected media file of watching;

Estimate temperature adjustment unit 34, be used for the evaluation coefficient to the selected media file of watching according to described adjustment matching degree and described other registered users, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular, the media file tabular after upgrading recommend to it when watching media file for again clicking as described current online registration user;

Push unit 35, all media files of media file tabular after being used for institute is upgraded sort by presetting sequentially, and the media file tabular after sorting feeds back to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

Wherein, the described order that presets is that size according to the temperature value corresponding with media file sorts, particularly, the temperature value that this user is provided with the media file of evaluation coefficient is adjustment temperature value, be to estimate the temperature value and other media files use, arrange all media file according to the size of temperature value this moment.Because this user may be after finishing watching a media file, also can again select to watch media file, this moment, described push unit 35 can push media file tabular after sequence to this user, the user can select the media file watched in the media file tabular that pushes, follow described configuration information selected cell 32, matching degree adjustment unit 33, estimate temperature adjustment unit 34, push unit 35 can be activated and task again pushes the media file tabular that again upgrades the flat raft order to this user.The temperature that the media file that the current selection of user was watched is corresponding is the temperature value that current adjustment obtains, and still is not the estimation temperature value of system-computed and other users arrange the temperature value of the media file of evaluation coefficient.After this user watches more media files, system can adjust the temperature value of these media files, temperature value before temperature value after adjusting is replaced it, and in time media file is sorted according to current temperature value, after the temperature value of more media file is adjusted, the current temperature value of media file can be more scientific accurately, make the temperature value of the media file wish of more being close to the users.

The media system that the embodiment of the present invention provides can use in the embodiment of the method one of aforementioned correspondence, and details do not repeat them here referring to the description of above-described embodiment one.

Embodiment four

Fig. 4 shows the structural drawing of the media system that the embodiment of the present invention four provides, described media system can comprise a plurality of registered users, and described system comprises: request receiving unit 41, match information acquiring unit 42, estimate temperature computing unit 43, media file tabular generation unit 44, media file tabular recommendation unit 45, configuration information selected cell 46, matching degree adjustment unit 47, estimate temperature adjustment unit 48 and push unit 49.

The difference of the present embodiment and embodiment three is, the system of the present embodiment also comprises following:

Request receiving unit 41, be used for receiving described current online registration user's the media file request of watching, to this user feedback matching instruction, described matching instruction comprises needs this user that the instruction of matching degree is set for other registered users, and described other registered users of described other registered users are to the evaluation coefficient of each media file;

Match information acquiring unit 42 is used for obtaining match information, and wherein said match information comprises that current online registration user is to other registered users' matching degree;

Estimate temperature computing unit 43, be used for according to described match information and described other registered users, the evaluation coefficient of each media file being calculated each media file to current online registration user's estimation temperature;

Media file tabular generation unit 44, be used for according to the estimation temperature of calculating, all media files are sorted, the media file tabular after being sorted, the media file of selecting needs to watch according to described media file tabular for described current online registration user.

Optionally, the estimation temperature computing formula of described estimation temperature computing unit 43 is specially:

${H^{\′}}_{\mathrm{xj}}=\underset{z=0}{\overset{n}{\mathrm{\Σ}}}(P_{\mathrm{xz}}*E_{\mathrm{zj}}),(E_{\mathrm{xj}}=0,E_{0j}=1)$

H _xj=E _xj,(E _xj≠0)

Wherein, described H ' _xjBe the estimation temperature of media file j with respect to current online registration user X, P _xzBe the matching degree that current online registration user X arranges registered user Z, E _zjFor registered user Z is registered user's numbering to evaluation coefficient, the n that media file j arranges, H _xjThe actual temperature with respect to current online registration user X for media file j.

Described matching degree adjustment unit 47, concrete being used for according to described configuration information and the estimation temperature corresponding with the selected media file of watching, carry out Gradient Descent study by the Gradient Descent formula, calculate current online registration user to the adjustment matching degree of registered users, wherein, described Gradient Descent formula is:

$P_x=\left(\begin{array}{c}{P}_{x0}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{0j}\\ P_{x1}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{1j}\\ .\\ .\\ .\\ P_{x(n-1)}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{(n-1)j}\\ P_{\mathrm{xn}}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{\mathrm{nj}}\end{array}\right)$

Wherein, P _xnFor n dimension matching degree vector, represent current online registration user X to each described other registered user's matching degree, σ is the gradient factor, described σ determines the span of convergence, specifically can be set according to actual needs H' by the user _xjBe the estimation temperature of media file j with respect to current online registration user X, H _xjBe the actual temperature of media file j with respect to current online registration user X, E _njBe the evaluation coefficient of current online registration user X to media file j.

In the present embodiment, described other registered users are the registered user except described current online registration user X in described media system, the described order of order for arranging from big to small according to the size of described estimation temperature value that preset.

In the present embodiment, the invention enables to provide different user oriented, Extraordinary contents to push according to different user, makes the user can select fast the media file of liking in a large amount of media files.

The media system that the embodiment of the present invention provides can use in the embodiment of the method two of aforementioned correspondence, and details do not repeat them here referring to the description of above-described embodiment two.

It should be noted that in said system embodiment, included unit is just divided according to function logic, but is not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional unit also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.

In addition, one of ordinary skill in the art will appreciate that all or part of step that realizes in the various embodiments described above method is to come the relevant hardware of instruction to complete by program, corresponding program can be stored in a computer read/write memory medium, described storage medium is as ROM/RAM, disk or CD etc.

The above is only preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.

Claims (10)

1. the pushing method for media files of a media system, is characterized in that, described method comprises:

A0, recommend media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

A1, receive current online registration user's configuration information, wherein, described configuration information comprises from described media file tabular selects the media file watched and to the evaluation coefficient of the selected media file of watching;

A2, according to described configuration information and the estimation temperature corresponding with the selected media file of watching, obtain current online registration user to other registered users' adjustment matching degree;

A3, according to described adjustment matching degree and described other registered users evaluation coefficient to the selected media file of watching, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular;

All media files in A4, the media file tabular after upgrading sort by presetting order, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

2. the method for claim 1, is characterized in that, also comprises before described A1:

A5, receive described current online registration user's the media file request of watching, to this user feedback matching instruction, described matching instruction comprises needs this user that the instruction of matching degree is set for other registered users, and described other registered users of described other registered users are to the evaluation coefficient of each media file;

A6, obtain match information, wherein said match information comprises that current online registration user is to other registered users' matching degree;

A7, according to described match information and described other registered users, the evaluation coefficient of each media file is calculated each media file to current online registration user's estimation temperature;

A8, according to the estimation temperature of calculating, all media files are sorted, the media file tabular after being sorted, the media file of selecting needs to watch according to described media file tabular for described current online registration user.

3. method as claimed in claim 2, is characterized in that, describedly according to described match information and described other registered users, the evaluation coefficient of each media file calculated each media file the computing formula of current online registration user's estimation temperature is specially:

${H^{\′}}_{\mathrm{xj}}=\underset{z=0}{\overset{n}{\mathrm{\Σ}}}(P_{\mathrm{xz}}*E_{\mathrm{zj}}),(E_{\mathrm{xj}}=0,E_{0j}=1)$

H _xj=E _xj,(E _xj≠0)

Wherein, described H ' _xjBe the estimation temperature of media file j with respect to current online registration user X, P _xzBe the matching degree that current online registration user X arranges registered user Z, E _zjFor registered user Z is registered user's numbering to evaluation coefficient, the n that media file j arranges, H _xjThe actual temperature with respect to current online registration user X for media file j.

4. method as claimed in claim 3, is characterized in that, described steps A 2 is specially:

According to described configuration information and the estimation temperature corresponding with the selected media file of watching, carry out Gradient Descent study by the Gradient Descent formula, calculate current online registration user to the adjustment matching degree of registered users, wherein, described Gradient Descent formula is:

$P_x=\left(\begin{array}{c}{P}_{x0}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{0j}\\ P_{x1}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{1j}\\ .\\ .\\ .\\ P_{x(n-1)}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{(n-1)j}\\ P_{\mathrm{xn}}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{\mathrm{nj}}\end{array}\right)$

Wherein, P _xnFor n dimension matching degree vector, represent current online registration user X to each described other registered user's matching degree, σ is the gradient factor, described σ determines the span of convergence, H ' _xjBe the estimation temperature of media file j with respect to current online registration user X, H _xjBe the actual temperature of media file j with respect to current online registration user X, E _njBe the evaluation coefficient of current online registration user X to media file j.

5. method as claimed in claim 4, it is characterized in that, described other registered users are the registered user except described current online registration user X in described media system, the described order of order for arranging from big to small according to the size of described estimation temperature value that preset.

6. a media system, is characterized in that, described system comprises:

The media file tabular recommendation unit, be used for recommending media file tabular to current online registration user, wherein, media file in described media file tabular is to sort according to the estimation temperature value corresponding with it, described media file tabular comprises each other registered user to the evaluation coefficient of each media file, and the matching degree that described estimation temperature arranges other registered users in advance according to current online registration user and each described other registered user calculate gained to the evaluation coefficient of each media file;

The configuration information selected cell is used for receiving current online registration user's configuration information, and wherein, described configuration information comprises from described media file tabular selects the media file watched and the evaluation coefficient of media file that described selection is watched;

The matching degree adjustment unit is used for obtaining current online registration user to other registered users' adjustment matching degree according to described configuration information and the estimation temperature corresponding with the selected media file of watching;

Estimate the temperature adjustment unit, be used for the evaluation coefficient to the selected media file of watching according to described adjustment matching degree and described other registered users, obtain the selected media file of watching temperature is estimated in described current online registration user's adjustment, described adjustment is estimated that temperature replaces the estimation temperature corresponding with it and upgrades and store described media file tabular;

Push unit, all media files of media file tabular after being used for institute is upgraded sort by presetting sequentially, and the media file tabular after sorting is pushed to described current online registration user, again clicks for described current online registration user and carries out the selection of media file when watching media file.

7. system as claimed in claim 6, is characterized in that, described system also comprises:

The request receiving unit, be used for receiving described current online registration user's the media file request of watching, to this user feedback matching instruction, described matching instruction comprises needs this user that the instruction of matching degree is set for other registered users, and described other registered users of described other registered users are to the evaluation coefficient of each media file;

The match information acquiring unit is used for obtaining match information, and wherein said match information comprises that current online registration user is to other registered users' matching degree;

Estimate the temperature computing unit, be used for according to described match information and described other registered users, the evaluation coefficient of each media file being calculated each media file to current online registration user's estimation temperature;

The media file tabular generation unit, be used for according to the estimation temperature of calculating, all media files are sorted, the media file tabular after being sorted, the media file of selecting needs to watch according to described media file tabular for described current online registration user.

8. system as claimed in claim 7, is characterized in that, the estimation temperature computing formula of described estimation temperature computing unit is specially:

${H^{\′}}_{\mathrm{xj}}=\underset{z=0}{\overset{n}{\mathrm{\Σ}}}(P_{\mathrm{xz}}*E_{\mathrm{zj}}),(E_{\mathrm{xj}}=0,E_{0j}=1)$

H _xj=E _xj,(E _xj≠0)

Wherein, described H ' _xjBe the estimation temperature of media file j with respect to current online registration user X, P _xzBe the matching degree that current online registration user X arranges registered user Z, E _zjFor registered user Z is registered user's numbering to evaluation coefficient, the n that media file j arranges, H _xjThe actual temperature with respect to current online registration user X for media file j.

9. system as claimed in claim 8, it is characterized in that, described matching degree adjustment unit, concrete being used for according to described configuration information and the estimation temperature corresponding with the selected media file of watching, carry out Gradient Descent study by the Gradient Descent formula, calculate current online registration user to the adjustment matching degree of registered users, wherein, described Gradient Descent formula is:

$P_x=\left(\begin{array}{c}{P}_{x0}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{0j}\\ P_{x1}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{1j}\\ .\\ .\\ .\\ P_{x(n-1)}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{(n-1)j}\\ P_{\mathrm{xn}}-\mathrm{\σ}({H^{\′}}_{\mathrm{xj}}-H_{\mathrm{xj}})E_{\mathrm{nj}}\end{array}\right)$

Wherein, P _xnFor n dimension matching degree vector, represent current online registration user X to each described other registered user's matching degree, σ is the gradient factor, described σ determines the span of convergence, specifically can be set according to actual needs H' by the user _xjBe the estimation temperature of media file j with respect to current online registration user X, H _xjBe the actual temperature of media file j with respect to current online registration user X, E _njBe the evaluation coefficient of current online registration user X to media file j.

10. system as claimed in claim 9, it is characterized in that, described other registered users are the registered user except described current online registration user X in described media system, the described order of order for arranging from big to small according to the size of described estimation temperature value that preset.

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