CN106559709A - A kind of analysis method and server of study difficult point - Google Patents
A kind of analysis method and server of study difficult point Download PDFInfo
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- CN106559709A CN106559709A CN201611047981.0A CN201611047981A CN106559709A CN 106559709 A CN106559709 A CN 106559709A CN 201611047981 A CN201611047981 A CN 201611047981A CN 106559709 A CN106559709 A CN 106559709A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/232—Content retrieval operation locally within server, e.g. reading video streams from disk arrays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/251—Learning process for intelligent management, e.g. learning user preferences for recommending movies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
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Abstract
The present embodiments relate to electronic technology field, discloses the analysis method and server of a kind of study difficult point, the method includes：Receive the user behavior information that multiple terminals are uploaded, the user behavior information is that the terminal is generated for the operational order of one or more the broadcast nodes inputs in the objective teaching video according to user when objective teaching video is played, and the operational order is used to reflect that user is less than predeterminable level to the degree of understanding of the corresponding content of courses of the broadcast nodes；According to the user behavior information for receiving, the broadcast nodes entered the operating instructions by concentration in the objective teaching video are found out, as problem broadcast nodes；According to the problem broadcast nodes, analysis obtains the study difficult point in the objective teaching video.The embodiment of the present invention can utilize the mass users behavior collected during instructional video is played, analysis to obtain the study difficult point in instructional video.
Description
Technical field
The present invention relates to electronic technology field, more particularly to a kind of analysis method and server of study difficult point.
Background technology
For the worker for joining in educational undertaking, can find that the study that student is commonly encountered in learning process is difficult
Point will be directly connected to quality of instruction.At present, in traditional teaching way, usually teacher by collective of students on classroom to teaching
The feedback of content, such as language, expression etc., analysis obtain learning difficult point.But due to the restriction of student's quantity, sample data is less,
So that the statistical analysis of traditional teaching way big data difficult to realize, the study difficult point shortage generality for being found, are only applicable to
Small range.
Present inventor is had found by studying：Such as learn the terminal of mobile phone and Student computer etc., be typically built-in with each
The instructional video of class subject, instructional video towards learner it is large number of so that sample data is enriched very much, but at present simultaneously
Statistical analysis is carried out not over the user behavior to the learner using this Terminal Type and carrys out discovery learning difficult point, cause magnanimity
Data resource is wasted.
The content of the invention
The embodiment of the invention discloses the analysis method and server of a kind of study difficult point, it is possible to use playing teaching
The mass users behavior collected during video, analysis obtain the study difficult point in instructional video.
Embodiment of the present invention first aspect discloses a kind of analysis method of study difficult point, including：
The user behavior information that multiple terminals are uploaded is received, the user behavior information is that the terminal is playing target religion
Given birth to for the operational order of one or more the broadcast nodes inputs in the objective teaching video according to user when learning video
Into, the operational order is used to reflect user to the degree of understanding of the corresponding content of courses of the broadcast nodes less than default journey
Degree；
According to the user behavior information for receiving, find out and in the objective teaching video concentrated input operation to refer to
The broadcast nodes of order, as problem broadcast nodes；
According to the problem broadcast nodes, analysis obtains the study difficult point in the objective teaching video.
It is as a kind of optional embodiment, in embodiment of the present invention first aspect, described according to the use for receiving
Family behavioural information, finds out the broadcast nodes entered the operating instructions by concentration in the objective teaching video, broadcasts as problem
Node is put, including：
In the user behavior information for receiving, judge defeated for same broadcast nodes in the objective teaching video
Whether the quantity of the operational order for entering exceedes predetermined threshold value；
If the quantity of the operational order exceedes predetermined threshold value, using the broadcast nodes as problem broadcast nodes.
It is as another kind of optional embodiment, in embodiment of the present invention first aspect, described in the use for receiving
In the behavioural information of family, whether the quantity of the operational order that judgement is input into for same broadcast nodes in the objective teaching video
After more than predetermined threshold value, also include：
If the quantity of the operational order is less than predetermined threshold value, operational order of the recording needle to the broadcast nodes input
Quantity.
It is as another kind of optional embodiment, in embodiment of the present invention first aspect, described defeated for broadcast nodes
The operational order for entering include it is following any one or more：
Dragging progress bar is to broadcast nodes；
Suspend at broadcast nodes and play；
Increase volume at broadcast nodes；
Slow mode playback is opened at broadcast nodes.
It is as another kind of optional embodiment, in embodiment of the present invention first aspect, described to be broadcast according to the problem
Node is put, analysis obtains the study difficult point in the objective teaching video, including：
The corresponding default label of the problem broadcast nodes is obtained, the default label is regarded for identifying the objective teaching
The content of courses in frequency；
The content of courses identified by the corresponding default label is defined as learning difficult point.
As another kind of optional embodiment, in embodiment of the present invention first aspect, the objective teaching video
Playing progress bar is divided into multiple playing intervals in advance according to the different contents of courses, and each playing interval is pre- corresponding to one
Bidding is signed；
It is described to obtain the corresponding default label of the problem broadcast nodes, including：
Whether decision problem broadcast nodes have the playing interval of ownership；
If the problem broadcast nodes have the playing interval of ownership, the playing interval corresponding default label is defined as
The corresponding default label of the problem broadcast nodes.
Used as another kind of optional embodiment, in embodiment of the present invention first aspect, section is played in the decision problem
After whether point has the playing interval of ownership, also include：
If the playing interval that the problem broadcast nodes do not belong to, request arranges ownership for the problem broadcast nodes
Playing interval, and corresponding label is set for the playing interval.
Embodiment of the present invention second aspect discloses a kind of server, including：
Information receiving unit, for receiving the user behavior information that multiple terminals are uploaded, the user behavior information is institute
State terminal and one or more broadcast nodes in the objective teaching video are directed to according to user when objective teaching video is played
The operational order of input and generate, the operational order be used for reflect user to the corresponding content of courses of the broadcast nodes
The degree of understanding is less than predeterminable level；
Node checks unit, for according to the user behavior information for receiving, finding out in the objective teaching video
The middle broadcast nodes entered the operating instructions by concentration, as problem broadcast nodes；
Refractory gold ores unit, for according to the problem broadcast nodes, analysis obtains in the objective teaching video
Practise difficult point.
As a kind of optional embodiment, in embodiment of the present invention first aspect, the node checks unit includes：
Quantity judgment sub-unit, for, in the user behavior information for receiving, judgement is regarded for the objective teaching
In frequency, whether the quantity of the operational order of same broadcast nodes input exceedes predetermined threshold value；
Node determination subelement, if the quantity for the operational order exceedes predetermined threshold value, the broadcast nodes is made
For problem broadcast nodes.
Used as another kind of optional embodiment, in embodiment of the present invention first aspect, the node checks unit is also
Including：
Quantity records subelement, if the quantity for the operational order is less than predetermined threshold value, recording needle is broadcast to this
Put the quantity of the operational order of node input.
It is as another kind of optional embodiment, in embodiment of the present invention first aspect, described defeated for broadcast nodes
The operational order for entering include it is following any one or more：
Dragging progress bar is to broadcast nodes；
Suspend at broadcast nodes and play；
Increase volume at broadcast nodes；
Slow mode playback is opened at broadcast nodes.
As another kind of optional embodiment, in embodiment of the present invention first aspect, the refractory gold ores unit bag
Include：
Label obtains subelement, and for obtaining the corresponding default label of the problem broadcast nodes, the default label is used
The content of courses in the objective teaching video is identified；
Difficult point determination subelement is difficult for the content of courses identified by the corresponding default label is defined as study
Point.
As another kind of optional embodiment, in embodiment of the present invention first aspect, the objective teaching video
Playing progress bar is divided into multiple playing intervals in advance according to the different contents of courses, and each playing interval is pre- corresponding to one
Bidding is signed；
The label obtains subelement, specifically for：
Whether decision problem broadcast nodes have the playing interval of ownership；
If the problem broadcast nodes have the playing interval of ownership, the playing interval corresponding default label is defined as
The corresponding default label of the problem broadcast nodes.
Used as another kind of optional embodiment, in embodiment of the present invention first aspect, the label obtains subelement,
It is additionally operable to：
If the playing interval that the problem broadcast nodes do not belong to, request arranges ownership for the problem broadcast nodes
Playing interval, and corresponding label is set for the playing interval.
Compared with prior art, the embodiment of the present invention has the advantages that：
In the embodiment of the present invention, terminal is when objective teaching video is played according to user in objective teaching video
The operational order that individual or multiple broadcast nodes are input into generates user behavior information, and user behavior information is uploaded onto the server,
Server receives the user behavior information that multiple terminals are uploaded, and goes out in objective teaching then according to these user behavior information searchings
The broadcast nodes entered the operating instructions by concentration in video are as problem broadcast nodes, then to analyze according to problem broadcast nodes
Obtain the study difficult point in objective teaching video.By this analysis method combined with instructional video, can make full use of
The user behavior data of magnanimity, draws common problem of the learner in learning process so that the study difficult point tool that analysis is obtained
There is universal reference value, it is adaptable to the learner of big colony.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below by to be used needed for embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, can be attached to obtain others according to these accompanying drawings
Figure.
Fig. 1 is a kind of schematic flow sheet of the analysis method of study difficult point disclosed in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of the analysis method of another kind of study difficult point disclosed in the embodiment of the present invention；
Fig. 3 is the schematic flow sheet of the analysis method of disclosed another the study difficult point of the embodiment of the present invention；
Fig. 4 is a kind of structural representation of server disclosed in the embodiment of the present invention；
Fig. 5 is the structural representation of another kind of server disclosed in the embodiment of the present invention；
Fig. 6 is the structural representation of another server disclosed in the embodiment of the present invention；
Fig. 7 is a kind of schematic diagram of playing progress bar disclosed in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based on this
Embodiment in invention, the every other reality obtained under the premise of creative work is not made by those of ordinary skill in the art
Example is applied, the scope of protection of the invention is belonged to.
The embodiment of the invention discloses the analysis method and server of a kind of study difficult point, efficiently solve by passing
The analyzed study difficult point for obtaining of system teaching method lacks generality, the little problem of the scope of application.Carry out in detail below in conjunction with accompanying drawing
It is thin to describe.
Embodiment one
Fig. 1 is referred to, Fig. 1 is a kind of schematic flow sheet of the analysis method of study difficult point disclosed in the embodiment of the present invention.
As shown in figure 1, the analysis method of the study difficult point may comprise steps of.
101st, receive the user behavior information that multiple terminals are uploaded.
In the embodiment of the present invention, terminal can include study mobile phone, computer for learning, electronic dictionary, smart mobile phone, flat board electricity
The various electronic equipments that can play instructional video such as brain, electronic reader, audio/video player and handheld game machine, here not
It is construed as limiting.In the embodiment of the present invention, server can be the background server positioned at network high in the clouds, terminal can by network with
Server sets up communication connection.
Wherein, the user behavior information is that terminal is regarded for objective teaching according to user when objective teaching video is played
The operational order of one or more broadcast nodes input in frequency and generate.It is pointed out that instructional video is by multiple
What continuous broadcast nodes were constituted, for example, broadcast nodes can be a frame of video or multiple continuous frame of video.Also need to
, it is noted that the operational order is used to reflect user to the degree of understanding of the corresponding content of courses of broadcast nodes less than default journey
Degree, that is to say, that operational order is the instruction that user is input into when not understanding to the content of courses or understand not thorough.
Optionally, user for broadcast nodes input operational order include it is following any one or more：Dragging progress
Bar is to broadcast nodes；Suspend at broadcast nodes and play；Increase volume at broadcast nodes；Slow play is opened at broadcast nodes
Pattern.It should be understood that, user can stop when not understanding to video content or understand not thorough thinking, calculation, manage again
Solution strengthens notice, and is input into the embodiment mode that aforesaid operations instruction is exactly these behaviors.
Specifically, terminal is directed to one or more in objective teaching video according to user when objective teaching video is played
The operational order of broadcast nodes input generates user behavior information, and user behavior information is uploaded onto the server, and server connects
Receive the user behavior information that multiple terminals are uploaded.Wherein, operational order of the user behavior information at least including user input, and
The broadcast nodes that these operational orders are directed to.
In the embodiment of the present invention, instructional video can be Online Video, or local video, be not construed as limiting here.
Wherein, if instructional video is Online Video, terminal, just can be to server upload user after user behavior information is generated
Behavioural information；If instructional video is local video, the user behavior information of generation is stored in locally by terminal, when terminal is detected
Upload user behavioural information again after communication connection is set up to server, or is communicated when server detects to set up with terminal
The backward terminal of connection sends request message, and terminal is according to request message to server upload user behavioural information.
102nd, according to the user behavior information for receiving, find out and input behaviour is concentrated in the objective teaching video
The broadcast nodes that work is instructed, as problem broadcast nodes.
It should be understood that, for each broadcast nodes in objective teaching video operational order be in uneven distribution, when
After the user behavior information that server is received is accumulated to certain amount, it can be found that the operation being distributed in some broadcast nodes
Instruction is relatively more, that is to say, that operational order is concentrated input in these broadcast nodes.Specifically, server is according to reception
User behavior information, finds out the broadcast nodes entered the operating instructions by concentration in objective teaching video, plays as problem
Node.
103rd, according to the problem broadcast nodes, analysis obtains the study difficult point in the objective teaching video.
Specifically, server obtains the corresponding default label of the problem broadcast nodes, and the default label is used to identify
The content of courses identified by the default label then is defined as learning difficult point by the content of courses in objective teaching video.
In the method described by Fig. 1, terminal is directed to objective teaching video according to user when objective teaching video is played
In the operational order of one or more broadcast nodes input generate user behavior information, and user behavior information is uploaded to into clothes
Business device, server receive the user behavior information that multiple terminals are uploaded, go out in mesh then according to these user behavior information searchings
The broadcast nodes entered the operating instructions by concentration in mark instructional video are as problem broadcast nodes, then to play according to problem and save
Point analysis obtains the study difficult point in objective teaching video.By this analysis method combined with instructional video, Ke Yichong
Divide the user behavior data using magnanimity, draw common problem of the learner in learning process so that the study that analysis is obtained
Difficult point has universal reference value, it is adaptable to the learner of big colony.
Embodiment two
Fig. 2 is referred to, Fig. 2 is that the flow process of the analysis method of another kind of study difficult point disclosed in the embodiment of the present invention is illustrated
Figure.As shown in Fig. 2 the analysis method of the study difficult point may comprise steps of.
201st, receive the user behavior information that multiple terminals are uploaded.
In the embodiment of the present invention, terminal can include study mobile phone, computer for learning, electronic dictionary, smart mobile phone, flat board electricity
The various electronic equipments that can play instructional video such as brain, electronic reader, audio/video player and handheld game machine, the present invention
Embodiment is not construed as limiting.In the embodiment of the present invention, server can be the background server positioned at network high in the clouds, and terminal can be led to
Cross network communication connection is set up with server.
Wherein, the user behavior information is that terminal is regarded for objective teaching according to user when objective teaching video is played
The operational order of one or more broadcast nodes input in frequency and generate.It is pointed out that instructional video is by multiple
What continuous broadcast nodes were constituted, for example, broadcast nodes can be a frame of video or multiple continuous frame of video.Also need to
, it is noted that the operational order is used to reflect that user is less than predeterminable level to the degree of understanding of video content, that is to say, that behaviour
Make the instruction that instruction is that user is input into when not understanding to video content or understand not thorough.
Optionally, user for broadcast nodes input operational order include it is following any one or more：Dragging progress
Bar is to broadcast nodes；Suspend at broadcast nodes and play；Increase volume at broadcast nodes；Slow play is opened at broadcast nodes
Pattern.It should be understood that, user can stop when not understanding to video content or understand not thorough thinking, calculation, manage again
Solution strengthens notice, and is input into the embodiment mode that aforesaid operations instruction is exactly these behaviors.
Specifically, terminal is directed to one or more in objective teaching video according to user when objective teaching video is played
The operational order of broadcast nodes input generates user behavior information, and user behavior information is uploaded onto the server, and server connects
Receive the user behavior information that multiple terminals are uploaded.Wherein, operational order of the user behavior information at least including user input, and
The broadcast nodes that these operational orders are directed to.
In the embodiment of the present invention, instructional video can be Online Video, or local video, be not construed as limiting here.
Wherein, if instructional video is Online Video, terminal, just can be to server upload user after user behavior information is generated
Behavioural information；If instructional video is local video, the user behavior information of generation is stored in locally by terminal, when terminal is detected
Upload user behavioural information again after communication connection is set up to server, or is communicated when server detects to set up with terminal
The backward terminal of connection sends request message, and terminal is according to request message to server upload user behavioural information.
202nd, in the user behavior information for receiving, judge to play section for same in the objective teaching video
Whether the quantity of the operational order of point input exceedes predetermined threshold value.
Optionally, the quantity of the user behavior information that the predetermined threshold value can be received according to server is determining.Enter
One step is optional, and the predetermined threshold value can be multiplied by preset ratio by the quantity of user behavior information and obtain.For example, it is assumed that pre-
If ratio is 30%, and the quantity of user behavior information that server is currently received is 30000, then predetermined threshold value is equal to
9000 (=30000*30%).
Specifically, server is judged for same broadcasting in objective teaching video in the user behavior information for receiving
Whether the quantity of the operational order of node input exceed predetermined threshold value, if so, then execution step 203, if it is not, then execution step
204。
203rd, using the broadcast nodes as problem broadcast nodes.
Specifically, the broadcast nodes in step 202 are defined as problem broadcast nodes by server.
204th, quantity of the recording needle to the operational order of the broadcast nodes input.
Specifically, the quantity of the operational order that the broadcast nodes in server record step 202 are transfused to, and return execution
Step 201, so as to after new user behavior information is received, directly can update for being somebody's turn to do on the basis of this record
The quantity of the operational order of broadcast nodes.Certainly, the record of preservation can also be checked and be recalled, for other analyses.
205th, obtain the corresponding default label of the problem broadcast nodes.
Wherein, the default label is used to identify the content of courses in objective teaching video.Specifically, server is obtained and is asked
The corresponding default label of topic broadcast nodes.
206th, the content of courses identified by the corresponding default label is defined as learning difficult point.
In the method described by Fig. 2, terminal is directed to objective teaching video according to user when objective teaching video is played
In the operational order of one or more broadcast nodes input generate user behavior information, and user behavior information is uploaded to into clothes
Business device, server receive the user behavior information that multiple terminals are uploaded, and then judge to broadcast for same in objective teaching video
Whether the quantity for putting the operational order of node input exceedes predetermined threshold value, if so, then the broadcast nodes is played as problem and is saved
Point, then obtains the corresponding default label of problem broadcast nodes, then the content of courses identified by the default label is defined as learning
Practise difficult point.By this analysis method combined with instructional video, the user behavior data of magnanimity can be made full use of, is drawn
Common problem of the learner in learning process so that the study difficult point that analysis is obtained has universal reference value, it is adaptable to big
The learner of colony.
Embodiment three
Fig. 3 is referred to, Fig. 3 is that the flow process of the analysis method of another kind of study difficult point disclosed in the embodiment of the present invention is illustrated
Figure.As shown in figure 3, the analysis method of the study difficult point may comprise steps of.
301st, receive the user behavior information that multiple terminals are uploaded.
In the embodiment of the present invention, terminal can include study mobile phone, computer for learning, electronic dictionary, smart mobile phone, flat board electricity
The various electronic equipments that can play instructional video such as brain, electronic reader, audio/video player and handheld game machine, the present invention
Embodiment is not construed as limiting.In the embodiment of the present invention, server can be the background server positioned at network high in the clouds, and terminal can be led to
Cross network communication connection is set up with server.
Wherein, the user behavior information is that terminal is regarded for objective teaching according to user when objective teaching video is played
The operational order of one or more broadcast nodes input in frequency and generate.It is pointed out that instructional video is by multiple
What continuous broadcast nodes were constituted, for example, broadcast nodes can be a frame of video or multiple continuous frame of video.Also need to
, it is noted that the operational order is used to reflect that user is less than predeterminable level to the degree of understanding of video content, that is to say, that behaviour
Make the instruction that instruction is that user is input into when not understanding to video content or understand not thorough.
Optionally, user for broadcast nodes input operational order include it is following any one or more：Dragging progress
Bar is to broadcast nodes；Suspend at broadcast nodes and play；Increase volume at broadcast nodes；Slow play is opened at broadcast nodes
Pattern.It should be understood that, user can stop when not understanding to video content or understand not thorough thinking, calculation, manage again
Solution strengthens notice, and is input into the embodiment mode that aforesaid operations instruction is exactly these behaviors.
Specifically, terminal is directed to one or more in objective teaching video according to user when objective teaching video is played
The operational order of broadcast nodes input generates user behavior information, and user behavior information is uploaded onto the server, and server connects
Receive the user behavior information that multiple terminals are uploaded.It can be seen that, operational order of the user behavior information at least including user input, and
The broadcast nodes that these operational orders are directed to.
In the embodiment of the present invention, instructional video can be Online Video, or local video, be not construed as limiting here.
Wherein, if instructional video is Online Video, terminal, just can be to server upload user after user behavior information is generated
Behavioural information；If instructional video is local video, the user behavior information of generation is stored in locally by terminal, when terminal is detected
Upload user behavioural information again after communication connection is set up to server, or is communicated when server detects to set up with terminal
The backward terminal of connection sends request message, and terminal is according to request message to server upload user behavioural information.
302nd, in the user behavior information for receiving, judge to play section for same in the objective teaching video
Whether the quantity of the operational order of point input exceedes predetermined threshold value.
Optionally, the quantity of the user behavior information that the predetermined threshold value can be received according to server is determining.Enter
One step is optional, and the predetermined threshold value can be multiplied by preset ratio by the quantity of user behavior information and obtain.For example, it is assumed that pre-
If ratio is 30%, and the quantity of user behavior information that server is currently received is 30000, then predetermined threshold value is equal to
9000 (=30000*30%).
Specifically, server is judged for same broadcasting in objective teaching video in the user behavior information for receiving
Whether the quantity of the operational order of node input exceed predetermined threshold value, if so, then execution step 303, if it is not, then execution step
304。
303rd, using the broadcast nodes as problem broadcast nodes.
Specifically, the broadcast nodes in step 302 are defined as problem broadcast nodes by server.
304th, quantity of the recording needle to the operational order of the broadcast nodes input.
Specifically, the quantity of the operational order that the broadcast nodes in server record step 302 are transfused to, and return execution
Step 301, so as to after new user behavior information is received, directly can update for being somebody's turn to do on the basis of this record
The quantity of the operational order of broadcast nodes.Certainly, the record of preservation can also be checked and be recalled, for other analyses.
305th, whether decision problem broadcast nodes have the playing interval of ownership.
It should be noted that the playing progress bar of objective teaching video be divided into according to the different contents of courses in advance it is many
Individual playing interval, each playing interval correspond to a default label.For example, as shown in fig. 7, playing progress bar is according to different
The content of courses is divided into 3 playing intervals in advance, and each playing interval corresponds to a default label, respectively A, B and C.
Specifically, whether server decision problem broadcast nodes have the playing interval of ownership, if so, then execution step 306,
If it is not, then execution step 307.For example, as shown in Figure 7, it is assumed that problem broadcast nodes are X, then problem broadcast nodes have ownership
Playing interval, execution step 306；And for example, as shown in Figure 7, it is assumed that problem broadcast nodes are Y, then problem broadcast nodes do not have
There are the playing interval of ownership, execution step 307.
306th, the playing interval corresponding default label is defined as into the corresponding default label of the problem broadcast nodes.
For example, as shown in Figure 7, it is assumed that problem broadcast nodes are X, then A is defined as problem broadcast nodes pair by server
The default label answered.
307th, request arranges the playing interval of ownership for the problem broadcast nodes, and arranges correspondence for the playing interval
Label.
That is, the premise that embodiment of the present invention analysis obtains learning difficult point is that the label arranged to instructional video is enough
Careful, if arranging not careful enough, server can send to video editor and notify this when, inform video editor
Some contents of courses are missed, and the label of instructional video is improved in request.
308th, the content of courses identified by the corresponding default label is defined as learning difficult point.
In the method described by Fig. 3, terminal is directed to objective teaching video according to user when objective teaching video is played
In the operational order of one or more broadcast nodes input generate user behavior information, and user behavior information is uploaded to into clothes
Business device, server receive the user behavior information that multiple terminals are uploaded, and then judge to broadcast for same in objective teaching video
Whether the quantity for putting the operational order of node input exceedes predetermined threshold value, if so, then the broadcast nodes is played as problem and is saved
Point, then decision problem broadcast nodes whether have the playing interval of ownership, if so, then by the playing interval corresponding default label
It is defined as the corresponding default label of problem broadcast nodes, then the content of courses identified by the default label is defined as into study hardly possible
Point.By this analysis method combined with instructional video, the user behavior data of magnanimity can be made full use of, draw study
Common problem of the person in learning process so that the study difficult point that analysis is obtained has universal reference value, it is adaptable to big colony
Learner.
Example IV
Fig. 4 is referred to, Fig. 4 is a kind of structural representation of server disclosed in the embodiment of the present invention.As shown in the figure this
Server in bright embodiment can at least include information receiving unit 410, node checks unit 420 and refractory gold ores unit
430, wherein：
Information receiving unit 410, for receiving the user behavior information that multiple terminals are uploaded, the user behavior information is
The terminal plays section for one or more in the objective teaching video according to user when objective teaching video is played
The operational order of point input and generate, the operational order is used to reflect user to the degree of understanding of video content less than default
Degree.
In the embodiment of the present invention, terminal can include study mobile phone, computer for learning, electronic dictionary, smart mobile phone, flat board electricity
The various electronic equipments that can play instructional video such as brain, electronic reader, audio/video player and handheld game machine, here not
It is construed as limiting.In the embodiment of the present invention, server can be the background server positioned at network high in the clouds, terminal can by network with
Server sets up communication connection.
Wherein, the user behavior information is that terminal is regarded for objective teaching according to user when objective teaching video is played
The operational order of one or more broadcast nodes input in frequency and generate.It is pointed out that instructional video is by multiple
What continuous broadcast nodes were constituted, for example, broadcast nodes can be a frame of video or multiple continuous frame of video.Also need to
, it is noted that the operational order is used to reflect user to the degree of understanding of the corresponding content of courses of broadcast nodes less than default journey
Degree, that is to say, that operational order is the instruction that user is input into when not understanding to the content of courses or understand not thorough.
Optionally, user for broadcast nodes input operational order include it is following any one or more：Dragging progress
Bar is to broadcast nodes；Suspend at broadcast nodes and play；Increase volume at broadcast nodes；Slow play is opened at broadcast nodes
Pattern.It should be understood that, user can stop when not understanding to video content or understand not thorough thinking, calculation, manage again
Solution strengthens notice, and is input into the embodiment mode that aforesaid operations instruction is exactly these behaviors.
Specifically, terminal is directed to one or more in objective teaching video according to user when objective teaching video is played
The operational order of broadcast nodes input generates user behavior information, and user behavior information is uploaded onto the server, and information is received
Unit 410 receives the user behavior information that multiple terminals are uploaded.Wherein, operation of the user behavior information at least including user input
Instruction, and the broadcast nodes that these operational orders are directed to.
In the embodiment of the present invention, instructional video can be Online Video, or local video, be not construed as limiting here.
Wherein, if instructional video is Online Video, terminal, just can be to server upload user after user behavior information is generated
Behavioural information；If instructional video is local video, the user behavior information of generation is stored in locally by terminal, when terminal is detected
Upload user behavioural information again after communication connection is set up to server, or is communicated when server detects to set up with terminal
The backward terminal of connection sends request message, and terminal is according to request message to server upload user behavioural information.
Node checks unit 420, for according to the user behavior information for receiving, finding out and regarding in the objective teaching
The broadcast nodes entered the operating instructions by concentration in frequency, as problem broadcast nodes.
It should be understood that, for each broadcast nodes in objective teaching video operational order be in uneven distribution, when
After the user behavior information of reception is accumulated to certain amount, it can be found that the operational order phase being distributed in some broadcast nodes
To more, that is to say, that operational order is concentrated input in these broadcast nodes.Specifically, node checks unit 420 is according to connecing
The user behavior information of receipts, finds out the broadcast nodes entered the operating instructions by concentration in objective teaching video, as problem
Broadcast nodes.
Refractory gold ores unit 430, for according to the problem broadcast nodes, analysis is obtained in the objective teaching video
Study difficult point.
Specifically, server obtains the corresponding default label of the problem broadcast nodes, and the default label is used to identify
The content of courses identified by the default label then is defined as learning difficult point by the content of courses in objective teaching video.
Embodiment five
Fig. 5 is referred to, Fig. 5 is the structural representation of another kind of server disclosed in the embodiment of the present invention.Wherein, Fig. 5 institutes
The server for showing is that server as shown in Figure 4 is optimized what is obtained.Section compared with the server shown in Fig. 4, shown in Fig. 5
Point searching unit 420 also includes quantity judgment sub-unit 421 and node determination subelement 422, wherein：
Quantity judgment sub-unit 421, for, in the user behavior information for receiving, judging for the objective teaching
In video, whether the quantity of the operational order of same broadcast nodes input exceedes predetermined threshold value.
Optionally, the predetermined threshold value can be determined according to the quantity of the user behavior information for receiving.Further may be used
Choosing, the predetermined threshold value can be multiplied by preset ratio by the quantity of user behavior information and obtain.For example, it is assumed that preset ratio
For 30%, and the quantity of the user behavior information being currently received is 30000, then predetermined threshold value is equal to 9000 (=30000*
30%).
Specifically, quantity judgment sub-unit 421 is judged in objective teaching video in the user behavior information for receiving
Whether the quantity of the operational order of same broadcast nodes input exceedes predetermined threshold value.
Node determination subelement 422, if the quantity for the operational order exceedes predetermined threshold value, by the broadcast nodes
As problem broadcast nodes.
Used as a kind of optional embodiment, the node checks unit 420 shown in Fig. 5 also includes that quantity records subelement
423, if the quantity for the operational order is less than predetermined threshold value, operational order of the recording needle to the broadcast nodes input
Quantity.
Embodiment six
Fig. 6 is referred to, Fig. 6 is the structural representation of another kind of server disclosed in the embodiment of the present invention.Wherein, Fig. 6 institutes
The server for showing is that server as shown in Figure 6 is optimized what is obtained.Difficulty compared with the server shown in Fig. 6, shown in Fig. 6
Point analysis unit 430 also includes quantity judgment sub-unit 431 and node determination subelement 432, wherein：
Label obtains subelement 431, for obtaining the corresponding default label of the problem broadcast nodes, the default label
For identifying the content of courses in the objective teaching video.
Wherein, the default label is used to identify the content of courses in objective teaching video.Specifically, label obtains son list
Unit 431 obtains the corresponding default label of problem broadcast nodes.
Difficult point determination subelement 432, for the content of courses identified by the corresponding default label is defined as study
Difficult point.
Used as a kind of optional embodiment, the label obtains subelement 431, specifically for：Section is played in decision problem
Whether point has the playing interval of ownership；If the problem broadcast nodes have the playing interval of ownership, by the playing interval correspondence
Default label be defined as the corresponding default label of the problem broadcast nodes.
It should be noted that the playing progress bar of objective teaching video be divided into according to the different contents of courses in advance it is many
Individual playing interval, each playing interval correspond to a default label.For example, as shown in fig. 7, playing progress bar is according to different
The content of courses is divided into 3 playing intervals in advance, and each playing interval corresponds to a default label, respectively A, B and C.
Specifically, label obtains whether 431 decision problem broadcast nodes of subelement have the playing interval of ownership.For example, such as
Shown in Fig. 7, it is assumed that problem broadcast nodes are X, then problem broadcast nodes have the playing interval of ownership；And for example, as shown in fig. 7,
Hypothesis problem broadcast nodes are Y, then the playing interval that problem broadcast nodes do not belong to.
One feasible example, as shown in Figure 7, it is assumed that problem broadcast nodes are X, then A is defined as problem by server
The corresponding default label of broadcast nodes.
Used as another kind of optional embodiment, the label obtains subelement 431, is additionally operable to：If the problem is played
The playing interval that node does not belong to, then request arrange the playing interval of ownership for the problem broadcast nodes, and broadcast for this
Put the corresponding label of interval setting.
That is, the premise that embodiment of the present invention analysis obtains learning difficult point is that the label arranged to instructional video is enough
Careful, if arranging not careful enough, server can send to video editor and notify this when, inform video editor
Some contents of courses are missed, and the label of instructional video is improved in request.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
Instruct related hardware to complete with by program, the program can be stored in a computer-readable recording medium, storage
Medium include read-only storage (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only storage (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only storage
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc (Compact
Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disc store, magnetic tape storage or can
For carrying or computer-readable any other medium of data storage.
Detailed Jie has been carried out to the analysis method and server of a kind of study difficult point disclosed in the embodiment of the present invention above
Continue, specific case used herein is set forth to the principle and embodiment of the present invention, the explanation of above example is only
It is to be used to help understand the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, according to this
Bright thought, will change in specific embodiments and applications, and in sum, this specification content should not be managed
Solve as limitation of the present invention.
Claims (14)
1. it is a kind of study difficult point analysis method, it is characterised in that methods described includes：
The user behavior information that multiple terminals are uploaded is received, the user behavior information is that the terminal is regarded in broadcasting objective teaching
Generated for the operational order of one or more the broadcast nodes inputs in the objective teaching video according to user during frequency,
The operational order is used to reflect that user is less than predeterminable level to the degree of understanding of the corresponding content of courses of the broadcast nodes；
According to the user behavior information for receiving, find out what is entered the operating instructions by concentration in the objective teaching video
Broadcast nodes, as problem broadcast nodes；
According to the problem broadcast nodes, analysis obtains the study difficult point in the objective teaching video.
2. method according to claim 1, it is characterised in that described according to the user behavior information for receiving, searches
Go out the broadcast nodes entered the operating instructions by concentration in the objective teaching video, as problem broadcast nodes, including：
In the user behavior information for receiving, judge for same broadcast nodes input in the objective teaching video
Whether the quantity of operational order exceedes predetermined threshold value；
If the quantity of the operational order exceedes predetermined threshold value, using the broadcast nodes as problem broadcast nodes.
3. method according to claim 2, it is characterised in that described in the user behavior information for receiving, judges
After whether the quantity of the operational order being input into for same broadcast nodes in the objective teaching video exceedes predetermined threshold value,
Also include：
If the quantity of the operational order is less than predetermined threshold value, number of the recording needle to the operational order of the broadcast nodes input
Amount.
4. the method according to claim 1-3 any one, it is characterised in that the operation for broadcast nodes input
Instruction include it is following any one or more：
Dragging progress bar is to broadcast nodes；
Suspend at broadcast nodes and play；
Increase volume at broadcast nodes；
Slow mode playback is opened at broadcast nodes.
5. method according to claim 1, it is characterised in that described according to the problem broadcast nodes, analysis obtains institute
The study difficult point in objective teaching video is stated, including：
The corresponding default label of the problem broadcast nodes is obtained, the default label is used to identify in the objective teaching video
The content of courses；
The content of courses identified by the corresponding default label is defined as learning difficult point.
6. method according to claim 5, it is characterised in that the playing progress bar of the objective teaching video is according to difference
The content of courses be divided into multiple playing intervals in advance, each playing interval correspond to a default label；
It is described to obtain the corresponding default label of the problem broadcast nodes, including：
Whether decision problem broadcast nodes have the playing interval of ownership；
If the problem broadcast nodes have the playing interval of ownership, the playing interval corresponding default label is defined as described
The corresponding default label of problem broadcast nodes.
7. method according to claim 6, it is characterised in that whether the decision problem broadcast nodes have the broadcasting of ownership
After interval, also include：
If the playing interval that the problem broadcast nodes do not belong to, request arranges broadcasting for ownership for the problem broadcast nodes
Interval is put, and corresponding label is set for the playing interval.
8. a kind of server, it is characterised in that the server includes：
Information receiving unit, for receiving the user behavior information that multiple terminals are uploaded, the user behavior information is the end
Hold and be input into for one or more broadcast nodes in the objective teaching video according to user when objective teaching video is played
Operational order and generate, the operational order be used for reflect understanding of the user to the corresponding content of courses of the broadcast nodes
Degree is less than predeterminable level；
Node checks unit, for according to the user behavior information for receiving, finding out the quilt in the objective teaching video
The broadcast nodes that concentration is entered the operating instructions, as problem broadcast nodes；
Refractory gold ores unit, for according to the problem broadcast nodes, the study that analysis is obtained in the objective teaching video is difficult
Point.
9. server according to claim 8, it is characterised in that the node checks unit includes：
Quantity judgment sub-unit, for, in the user behavior information for receiving, judging in the objective teaching video
Whether the quantity of the operational order of same broadcast nodes input exceedes predetermined threshold value；
Node determination subelement, if the quantity for the operational order exceedes predetermined threshold value, using the broadcast nodes as asking
Topic broadcast nodes.
10. server according to claim 9, it is characterised in that the node checks unit also includes：
Quantity records subelement, if the quantity for the operational order is less than predetermined threshold value, recording needle is to the broadcasting section
The quantity of the operational order of point input.
11. servers according to claim 8-10 any one, it is characterised in that it is described for broadcast nodes input
Operational order include it is following any one or more：
Dragging progress bar is to broadcast nodes；
Suspend at broadcast nodes and play；
Increase volume at broadcast nodes；
Slow mode playback is opened at broadcast nodes.
12. servers according to claim 8, it is characterised in that the refractory gold ores unit includes：
Label obtains subelement, and for obtaining the corresponding default label of the problem broadcast nodes, the default label is used to mark
Know the content of courses in the objective teaching video；
Difficult point determination subelement, for the content of courses identified by the corresponding default label to be defined as learning difficult point.
13. servers according to claim 12, it is characterised in that the playing progress bar of the objective teaching video according to
The different contents of courses is divided into multiple playing intervals in advance, and each playing interval corresponds to a default label；
The label obtains subelement, specifically for：
Whether decision problem broadcast nodes have the playing interval of ownership；
If the problem broadcast nodes have the playing interval of ownership, the playing interval corresponding default label is defined as described
The corresponding default label of problem broadcast nodes.
14. servers according to claim 13, it is characterised in that the label obtains subelement, is additionally operable to：
If the playing interval that the problem broadcast nodes do not belong to, request arranges broadcasting for ownership for the problem broadcast nodes
Interval is put, and corresponding label is set for the playing interval.
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