CN105989753A - Cloud computing-based intelligent interaction teaching system - Google Patents

Abstract

A cloud computing-based intelligent interaction teaching system disclosed by the present invention comprises a cloud center, a cloud classroom management unit, a cloud interaction unit, a teacher terminal, a student terminal and a large-screen display. The cloud classroom management unit fragments the teaching resources automatically and real-timely into the micro-courses taking each page of courseware and blackboard-writing as granularity and adds and correlates the corresponding audio/video, note and courseware information for each segment of micro-course, and the information data of the cloud classroom management unit is obtained and processed by the cloud center; the cloud classroom management unit transmits the processed data to the cloud interaction unit, and the cloud interaction unit mutually transmits data with the teacher terminal and the student terminal; the data can be transmitted between the teacher terminal and the student terminal mutually, and the interactive communication can be carried out on the large-screen display via a gesture identification technology, thereby enhancing the teaching interactivity. The cloud computing-based intelligent interaction teaching system of the present invention embodies the highly coupling among the person, the technology, the resource and the environment in the teaching, and creates an efficient learning environment of interaction, cooperation, sharing and reutilization.

Description

A kind of based on cloud computing intelligent interactive education system

Technical field

The present invention relates to teaching technique field, particularly belong to a kind of based on cloud computing intelligent interaction religion System.

Background technology

In today of the Internet fast development, the update of network is maked rapid progress especially, until Develop into the new generation network with service as major function of today.The development of education sector is the most suitable Answer this trend, by the computer-aided instruction that latter stage in 20th century, the early 21st century occurred The most traditional electronic classroom, is gradually transitions very powerful and exceedingly arrogant with cloud computing for supporting in recent years Intelligent cloud classroom.In March, 2008 Tsing-Hua University of China add " cloud computing plan, this Also indicate that cloud computing formally enters the field of China's educational research.2009 in Chinese education In the annual meeting that technological associations are held " cloud computing aided education " (CCAI) and " cloud computing is auxiliary Assiatant educates " concept of (CCBE) proposed first.It is meant that under " cloud " environment, fills Divide and utilize cloud service platform to build personalized teaching environment, impart knowledge to students with assisted teacher, promote to teach Exchange between teacher and student, promotes that student studies in coordination, and this is also computer-aided instruction Extend and new development.In May, 2009 whole nation first " cloud computing aided education " senior training Instruction is held in Shanghai, and " the Instructional Design theory under cloud computing environment and action start to the whole nation Promote.In recent years, along with these theories wideling popularize at home, it is important skill with cloud computing The intelligent cloud Classroom System that art is relied on also is arisen at the historic moment.Along with new technique development and education to The further raising of raw Capability Requirement, tradition PC classroom is faced with resources reserve deficiency, high-quality Resource difficulty is shared, Regional Education develops unequal problem and can not meet teaching needs.For this A little problems, it is proposed that the concept in intelligent cloud classroom.The intelligence of classroom furniture is focused in intelligent cloud classroom Energyization, embodies people in teaching, technology, height coupling between resource and environment, creates efficiently Interaction, the academic environment cooperating, share and recycle.

Summary of the invention

For the problems referred to above, it is an object of the invention to provide a kind of interactive based on cloud computing intelligent Teaching system, provides a user with required service, is one by scattered Heterogeneous Computing resource consolidation Individual virtualized, can United Dispatching, the calculating platform of on-demand use, thus be greatly improved information The utilization rate of resource, with intelligent interaction technology, the association of video automatic fragmentation and intelligent search skill Art and cloud are for relying on, it is achieved interactive teaching and learning interconnects.

The technical solution used in the present invention is as follows:

A kind of based on cloud computing intelligent interactive education system, this system includes cloud center, Yun Jiao Room administrative unit, cloud interactive unit, teacher's terminal, student terminal and large-screen display, wherein This student terminal include content titles display switch, picture and text control switch, student correct switch, Dictionary controls switch, touch-screen switch, hand-written control switch and multimedia and switchs some merits Can switch, these some functional switches are connected biography by student terminal control and with cloud interactive unit Sending, wherein this teacher's terminal includes control module and data transmitting module, and this control module can be real Now these some student terminals being carried out order control, this order controls to include to these some students eventually End start, shutdown, Guan Ping, display content, hand-written permission, hand-written form, synchronize page turning, Group discussion, student correct mutually, and send student terminal to by operation data transmitting module； Described cloud class management unit realize teaching resource automatically in real time fragment turn to every page of courseware, Writing on the blackboard is micro-course of granularity, and is that each section of micro-course increases association corresponding audio frequency and video, pen Note, courseware-related information, the information data of cloud class management unit is obtained by cloud center and locates Reason, after cloud class management unit just processes, data are sent to cloud interactive unit, and cloud interactive unit is also Carry out data with teacher's terminal and student terminal to send mutually, permissible between teacher's terminal and student terminal Mutually transmit, it is possible on large-screen display, carry out interaction by Gesture Recognition, Strengthen give lessons interactive, system application be introduced into real-time intelligent knowledge section, based on content Video labeling, the information record of full dimension and full index technology are to solve this problem, real-time intelligent Knowledge microtomy is according to natural language processing technique, by content of courses real time record the most broken Sheet turns to knowledge section, forms micro-course.

Described cloud class management unit is video labeling technology based on content, association coupling skill Art and traction technique, motion detection the region to be split of the every two field picture determined and background area Territory uses MRF to set up parted pattern as prior information, then realizes regarding by MRF-MAP framework Frequently fragmentation segmentation；Extract the color in these videos being partitioned into, Texture eigenvalue the most again； Extract corresponding audio frequency characteristics simultaneously, include temporal signatures, frequency domain character and acoustic perceptual Feature, is then mapped to same subspace with the feature of audio frequency by CCA by video and realizes interior Hold association, finally utilize manifold ranking algorithm to realize efficient intelligent retrieval, then utilize the degree of depth Learning art realizes the semantic tagger of fragmentation resource in the way of semi-supervised and obtains corresponding mark Sign, finally utilize manifold ranking algorithm to realize efficient intelligent retrieval.

Described teacher's terminal and student terminal user log in, register and register and use iris identification skill Art identifies its identity, and such authentication mechanism can reduce numerous with the information security of safeguards system Superfluous manual operation.

Compared with the prior art, beneficial effects of the present invention is as follows:

The present invention by scattered Heterogeneous Computing resource consolidation be one virtualized, can unify adjust Degree, the calculating platform of on-demand use, thus it is greatly improved the utilization rate of information resources, with intelligence The association of interaction technique, video automatic fragmentation and intelligent search technique and cloud are for relying on, real Existing interactive teaching and learning interconnection；Iris recognition technology and the application of Gesture Recognition, iris identification skill It is more efficient with the link such as register that art can make to log in registration, has broken away from lengthy and tedious manual operation, Improve the safety of system, Gesture Recognition can be greatly enhanced the interaction of link of giving lessons Property, break away from the limitation needing to wear special installation；Video is realized by multimodal recognition technology With the intelligent association of voice data, recycling degree of depth learning art is with semi-supervised or have the side of supervision Formula realizes the semantic tagger of fragmentation resource and obtains corresponding label, finally utilizes manifold to arrange Sequence algorithm realizes the efficient retrieval of data；Adjusted with modeling, resource by the Unify legislation of cloud resource The optimization of degree, uses semantic mechanism cloud resource carries out the semantic description of Unified Form and builds Mould, uses the methods such as cluster analysis effectively to classify cloud service, sets up domain body and cloud Mapping relations between resource cluster, thus realize the high-efficiency management to cloud resource, on this basis The task requests of user can be provided by the dynamic telescopic cloud scheduling of resource platform of design The optimized distribution in source, it is achieved maximize the target of cloud resource utilization.

Accompanying drawing explanation

Fig. 1 is the theory structure schematic diagram of the present invention；

Fig. 2 is the association of video of the present invention automatic fragmentation and intelligent search flow process；

Fig. 3 is real-time interactive intelligent cloud classroom of the present invention application model schematic diagram.

Detailed description of the invention

Seeing accompanying drawing, a kind of based on cloud computing intelligent interactive education system, this system includes cloud Center, cloud class management unit, cloud interactive unit, teacher's terminal, student terminal and big screen display Showing device, wherein this student terminal includes that content titles display switch, picture and text control switch, student Correct switch, dictionary controls switch, touch-screen switch, hand-written control switch and multimedia Switching some functional switches, these some functional switches are by student terminal control single alternately with cloud Unit connects transmission, and wherein this teacher's terminal includes control module and data transmitting module, this control Module can realize these some student terminals are carried out order control, if this order controls to include this The start of dry student terminal, shutdown, Guan Ping, display content, hand-written permission, hand-written form, Synchronization page turning, group discussion, student correct mutually, and by operation data transmitting module transmission To student terminal；Described cloud class management unit realizes teaching resource real-time fragment automatically and turns to Micro-course with every page of courseware, writing on the blackboard as granularity, and be that each section of micro-course increases association phase Answering audio frequency and video, notes, courseware-related information, the information data of cloud class management unit passes through cloud center Obtaining and process, after cloud class management unit just processes, data are sent to cloud interactive unit, Cloud interactive unit also carries out data with teacher's terminal and student terminal and send mutually, teacher's terminal and student Can mutually transmit between terminal, it is possible to enterprising at large-screen display by Gesture Recognition Row interaction, strengthen give lessons interactive, system application be introduced into real-time intelligent knowledge section, Video labeling based on content, the information record of full dimension and full index technology are asked to solve this Topic, real-time intelligent knowledge microtomy is according to natural language processing technique, and the content of courses is real-time Record automatically fragment turn to knowledge section, form micro-course；Described cloud class management unit It is video labeling technology based on content, association matching technique and traction technique, motion examines Region to be split and the background area of surveying the every two field picture determined use MRF as prior information Set up parted pattern, then realize the segmentation of video fragmentation by MRF-MAP framework；Carry the most again Take the color in these videos being partitioned into, Texture eigenvalue；Extract corresponding audio frequency simultaneously Feature, includes temporal signatures, frequency domain character and acoustics Perception Features, then by video and sound The feature of frequency is mapped to same subspace by CCA and realizes relevance, finally utilizes manifold Sort algorithm realizes efficient intelligent retrieval, then utilizes degree of depth learning art with semi-supervised side Formula realizes the semantic tagger of fragmentation resource and obtains corresponding label, finally utilizes manifold ranking to calculate Method realizes efficient intelligent retrieval, described teacher's terminal and student terminal user log in, register with Registering and use iris recognition technology to identify its identity, such authentication mechanism can be with safeguards system Information security, reduce lengthy and tedious manual operation, be one by scattered Heterogeneous Computing resource consolidation Individual virtualized, can United Dispatching, the calculating platform of on-demand use, thus be greatly improved information The utilization rate of resource, with intelligent interaction technology, the association of video automatic fragmentation and intelligent search skill Art and cloud are for relying on, it is achieved interactive teaching and learning interconnects；Iris recognition technology and gesture identification skill The application of art, it is more efficient with the link such as register that iris recognition technology can make to log in registration, pendulum Having taken off lengthy and tedious manual operation, improve the safety of system, Gesture Recognition can be very big Ground improves the interactive of link of giving lessons, and has broken away from the limitation needing to wear special installation；By many Modal idenlification technology realizes the intelligent association of video and voice data, recycles degree of depth learning art By semi-supervised or realize the semantic tagger of fragmentation resource in the way of having supervision and obtain correspondence Label, finally utilize manifold ranking algorithm to realize the efficient retrieval of data；By cloud resource Unify legislation and modeling, the optimization of scheduling of resource, use semantic mechanism to unify cloud resource Formal semantic description and modeling, use the methods such as cluster analysis effectively to divide cloud service Class, sets up the mapping relations between domain body and cloud resource cluster, thus realizes cloud resource High-efficiency management, the dynamic telescopic cloud scheduling of resource platform designed on this basis can to The task requests at family carries out the optimized distribution of resource, it is achieved maximize the mesh of cloud resource utilization Mark.

The ultimate principle of the present invention, principal character and the present invention excellent has more than been shown and described Point.Skilled person will appreciate that of the industry, the present invention is not restricted to the described embodiments, on State the principle that the present invention is simply described described in embodiment and description, without departing from the present invention On the premise of spirit and scope, the present invention also has various changes and modifications, and these change and change Enter to both fall within scope of the claimed invention.Claimed scope is by appended power Profit claim and equivalent thereof define.

Claims (3)

1. one kind based on cloud computing intelligent interactive education system, it is characterised in that this system bag Kuo Yun center, cloud class management unit, cloud interactive unit, teacher's terminal, student terminal and big Panel type display, wherein this student terminal include content titles display switch, picture and text control switch, Student corrects switch, dictionary controls switch, touch-screen switch, hand-written control switch and multimedia The some functional switches of playback switch, these some functional switches are handed over by student terminal control and with cloud Unit connects transmission mutually, and wherein this teacher's terminal includes control module and data transmitting module, should Control module can realize these some student terminals are carried out order control, and it is right that this order control includes The start of these some student terminals, shutdown, Guan Ping, display content, hand-written permission, hand-written lattice Formula, synchronization page turning, group discussion, student correct mutually, and by operation data transmitting module Send student terminal to；Described cloud class management unit realizes teaching resource real-time fragment automatically Turn to the micro-course with every page of courseware, writing on the blackboard as granularity, and be that each section of micro-course increases and close Joining corresponding audio frequency and video, notes, courseware-related information, the information data of cloud class management unit passes through cloud Center obtains and processes, and after cloud class management unit just processes, data are sent to cloud list alternately Unit, cloud interactive unit also carries out data with teacher's terminal and student terminal and gives mutually, teacher's terminal and Can mutually transmit between student terminal, it is possible to by Gesture Recognition at large-screen display On carry out interaction, strengthen give lessons interactive.

A kind of tomb the most according to claim 1 in cloud computing intelligent interactive education system, It is characterized in that, described cloud class management unit is video labeling technology based on content, pass Connection matching technique and traction technique, motion detection the region to be split of the every two field picture determined MRF is used to set up parted pattern with background area as prior information, then by MRF-MAP frame Frame realizes the segmentation of video fragmentation；Extract the color in these videos being partitioned into, stricture of vagina the most again The features such as reason；Extract corresponding audio frequency characteristics simultaneously, include temporal signatures, frequency domain character With acoustics Perception Features, then the feature of video Yu audio frequency is mapped to same height by CCA Space realizes relevance, finally utilizes manifold ranking algorithm to realize efficient intelligent retrieval.

One the most according to claim 1 based on cloud computing intelligent interactive education system, It is characterized in that, described teacher's terminal and student terminal user log in, register and register employing rainbow Film identification technology identifies its identity.