45results about How to "Easy to learn independently" patented technology

The invention discloses a teaching management system based on a cloud platform. The system comprises a base layer which is used for providing hardware support and data support for the integral teaching management system and providing resource service for a user paid according to demands and comprises an infrastructure layer and a basic service layer, a platform service layer used for providing platform service for the integral teaching management system, and an education application layer used for providing application management for the integral teaching management system, and a structural mode of the teaching management system is an MVC design mode based on SOA configuration.

The invention relates to a search method for video fragments of Japanese online video corpora, belongs to a method for searching video fragments and particularly relates to an online video searching method based on a Japanese word segmentation technology. According to the search method, the Japanese word segmentation technology, a scene tag technology, a subtitle-and-video matching positioning technology, a video online playing technology and a WEB technology are used for achieving rapid searching of video fragments. The search method comprises the steps of establishment of a video corpus, video information searching and video information playing and video download. Character subtitle information in movie and television plays with Japanese subtitles is subjected to word segmentation, and video fragment searching based on subtitle words or combined video fragment searching based on subtitle words and scenes is provided according to word segmentation results. According to the search method, rapid searching, accurate positioning, playing and downloading of video fragments of Japanese online video corpora are achieved, and convenient searching, positioning and playing services are provided for Japanese and Japanese TV soap and cartoon fans.

The invention discloses a remote network education system based on wireless communication, comprising a learning terminal and a service cloud platform. The learning terminal comprises a video acquisition module, a data storage module, an iris identification module, a processor, a timing module, a progress detection module and a wireless communication module. The processor is respectively connectedwith the video acquisition module, the data storage module, the iris identification module, the timing module and the progress detection module, and the video acquisition module is connected with theprogress detection module. The processor includes an extraction unit, a conversion unit, a matching comparison unit, and a personnel state judging unit. The invention detects the identity, learning time and learning progress of the students through the learning terminal and the service cloud platform, which is convenient for the teachers to understand the learning situation of the students in thedistance, improves the teaching quality and the teaching speed, facilitates the self-learning of the students, and greatly improves the learning efficiency.

The invention discloses a virtual automatic control experimental system and a design method of the virtual automatic control experimental system. The virtual automatic control experimental system comprises a time domain analysis method experiment module, a root-locus method experiment module, a frequency domain analysis method experiment module, a system correction experiment module and an open experiment module, wherein the time domain analysis method experiment module comprises a first-order system time domain analysis module, a second-order system time domain analysis module and a high-order system time domain analysis module; the root-locus method experiment module comprises a second-order system root-locus analysis module, a third-order system root-locus analysis module and a high-order system root-locus analysis module; the frequency domain analysis method experiment module comprises a typical link frequency response characteristic analysis module and a composite system frequency response analysis module; the system correction experiment module comprises a series connection lead correction module, a series connection lag correction module, a series connection lag-lead correction module and a PID correction module; the open experiment module comprises a water level control module, an elevator control module and a traffic lamp control module. By means of the virtual automatic control experimental system and the design method, a user can design and simulate an automatic control experiment, the efficiency of the automatic control experiment is improved, limitation of hardware equipment is avoided, an experimenter can conveniently have a study, and shortcomings in a traditional experiment are overcome.

The invention relates to a cloud computing system for school education and an implementation method, and relates to the field of multimedia education. The cloud computing system for school education comprises an information input module, a cloud terminal and a teaching data processing module, wherein the information input module comprises a teacher's computer, a student learning machine and a school official computer, the teacher's computer, the student learning machine, the school official computer and the teaching data processing module are connected with the cloud terminal. The implementation method of the cloud computing system for school education is implemented based on the system. The cloud computing system for school education and the implementation method reduce the workload of teachers and the performance statistics work of schools while facilitating autonomous learning of students and improving the learning efficiency of the students. In addition, the statistics is more accurate, targeted teaching tasks are completed, and macro management of teachers and schools and understanding for learning conditions of the students are facilitated.

The invention provides a dynamic gesture rapid recognition method based on double-path segmentation MAYOLO, and the method comprises the steps: 101, proposing an MAYOLO algorithm, converting a YOLO backbone network into a lighter resnet34 network for feature extraction, adding an ASPP module to change a receptive field, adding an attention mechanism, and carrying out the autonomous learning better; 102, a complex environment gesture recognition technology based on double-channel segmentation is provided, and gesture recognition in a complex environment can be achieved by combining double-channel segmentation with a depth information segmentation image and a skin color segmentation image. Compared with a previous basic method, the method has the advantages that the precision is improved by5.4%, and the recognition speed is reduced to 50 ms or below.

The invention relates to the technical field of computer software teaching, in particular to an analysis system of computer software teaching. The system comprises a blended teaching management system. The blended teaching management system is linearly connected with a network teaching center system, a student characteristic, a demand processing center, a learning target determination center , a teaching resources center, a teachers leading teaching system and a student online learning system. One end of the teacher leading teaching system away from the blended teaching management system is linearly connected with a learning strategy training system, a main point and difficult point explanation center for the course content, a discussion and answering center, and a learning guide and effect monitoring center. One end of the student online learning system away from the blended teaching management system is linearly connected with an online self-learning platform, an online teaching courseware, a learning resource center, a individual/group network task center and an online interaction, answering, supervision and evaluation center. According to the computer software teaching analysissystem, the teaching quality of teachers and the learning quality of students can be greatly improved.

The invention discloses a network simulation system comprising a 5G simulation system; the input end of the 5G simulation system is connected with the input end of a control end, the 5G simulation system is in bidirectional connection with a receiving end, the 5G simulation system is in bidirectional connection with a big database, the 5G simulation system comprises a central control center, and the input end of the central control center is connected with the output end of a data receiving module. The invention relates to the technical field of network simulation systems. According to the network simulation system, the input end of the 5G simulation system is connected with the input end of the control end, so that each service from end to end of the 5G service can be clearly displayed, and backtracking and dynamic play can be realized; and the output end of the central control center is connected with the input end of a system safety detection module, such that students can learn autonomously by themselves, and the later self-perfection of the students can be facilitated through deepening memory.

A device for providing assistance to operating a plucked string instrument is provided, wherein the plucked string instrument may have a fretboard (103) with a plurality of strings (101) suspended over the fretboard (103). The device may include a key (100) positioned above a string (101) of the plurality of strings (101) and attachable to the fretboard (103). The key (100) may be adapted to applya force to the string (101) when the key (100) is depressed.

The invention provides a high-resolution image rape extraction method based on a deep learning algorithm, the model fuses DRN and an improved U-Net semantic segmentation model, comprises two core modules of Encoder and Decoder, and realizes autonomous learning of spatial features and spectral features of a high-resolution No.2 image and automatic extraction of a rape pixel level. According to the model, a Gaofen-2 image in the flowering period (from the end of February to the middle of April) of oilseed rape is taken as a data source, training and testing are performed through marked oilseed rape samples, the oilseed rape samples are increased through a data enhancement algorithm, and an optimized oilseed rape extraction model is obtained by adjusting model parameters. When the model is applied, a data input cutting strategy and a result output cutting strategy are provided to realize rape extraction of input images of any size. Compared with a traditional classification analysis method based on pixel and statistical theory and an object-oriented classification algorithm, the method makes full use of the spatial and spectral features of the Gaofen-2 image, realizes autonomous learning of semantic features for rape extraction, and improves the precision of rape extraction and the model generalization ability.

The invention discloses a sign language teaching method, device and system based on gesture action generation and recognition, and belongs to the field of computer vision and mode recognition. The sign language teaching method comprises the steps that sign language statement texts are trained through a T-G posture generation network, a posture generation model is generated, and a ThreeDPose posture migration technology is utilized to generate a 3D virtual character action video for sign language teaching so that a learner can simulate the 3D virtual character action video; and then training the sign language data set by using a double-flow VTN network, generating a sign language translation model, performing similarity evaluation on actions of the learner and sign language teaching actions in a standard library, and feeding back a learning effect. The sign language teaching device and the sign language teaching system are used for sign language teaching according to the provided method. By utilizing the sign language teaching system, the teaching modes of the deaf-mutes are enriched, the deaf-mutes can conveniently learn sign languages by themselves, the learning interest is improved, and the sign language teaching efficiency and quality are ensured.

The invention discloses an assembling process training guidance system and method; the assembling process training guidance system comprises a camera (2), a projector (3), a training control module (4), and a touch control display device (5); the training control module (4) is respectively connected with the camera (2), the projector (3), and the touch control display device (5); the system and method can project operation intensions to a work platform for prompting operations, thus enabling users to autonomously learn, and improving the product process learning efficiency.

The invention discloses a multi-functional college student employment guidance display propaganda rack. The propaganda rack comprises a ceiling, a base and a frame body, the frame body comprises a board newspaper propaganda column and a digital propaganda cabinet, the digital propaganda cabinet comprises a display screen, an operation panel and a control processor, and the display screen and the operation panel are both electrically connected with the control processor; the operation panel comprises a user login module and a USB interface, the teacher operation end and the student operation end are logged in through the user login module, the teacher operation end selects to play, upload, download or arrange digital data, and the student operation end selects to play or download the digital data; and the operation panel further comprises a consultation module, the consultation module enters through the student operation end, and the consultation module sends consultation information to the mobile terminal of the employment guidance teacher in a short message mode, receives feedback information and sends the feedback information to the mobile terminal of the student. Employment information publicity in a multimedia form is realized, taught information is rich, functions are diversified, and students are more easily attracted to stop and watch.

The invention discloses an intelligent mathematics multimedia teaching system which comprises an intelligent teaching system, the intelligent teaching system comprises a formula teaching module, a test management module, an information statistics module, a theory basic module and an account management module, and the formula teaching module can perform statistics on formulas and perform unified teaching and storage in a document form; The test management module examines the students in a test mode; The information statistics module can interact with the students to count questions proposed bythe students, so that the questions can be conveniently collected by teachers, and the students can be answered; The theoretical basis module arranges courses and jobs of a school period and records and stores course contents; And the account management module is used for carrying out unified management on accounts of students and teachers. The system is high in intelligent degree, convenient forteachers to prepare and easy for students to learn.

The invention discloses a free-of-installation piano automatic playing system and an automatic playing method. The system is placed outside a piano and comprises a controller, an amplifier and a driving device. The controller is used for decoding a music file and converting the music file into an electronic signal. The amplifier is used for amplifying the electronic signal and sending the amplified electronic signal to the driving device. The driving device is used for driving keys on the piano to automatically play according to the electronic signal amplified by the amplifier. The installation of a performance system inside the piano is not needed, the performance system is just placed on the piano, and the driving device in the system is used to drive the piano to play automatically. Ifthe automatic playing system needs to be repaired, the automatic playing system can be directly mailed to a manufacturer, thus the trouble that maintenance personnel goes to a field to repair is solved, travel expenses and other large expenses and working times are saved, and the maintenance is convenient.

The invention relates to a brain-like pulse neural network control method applied to a morphing aircraft, which is based on a morphing aircraft model considering strong coupling dynamic relationship between various aerodynamic coefficients and deformation rates in the morphing aircraft model. A certain number of spiking neuron models are introduced to form a small-range network for simulating a biological nervous system to give control information. At any flight moment, attitude and trajectory information received from the variant aircraft is processed by a pulse coding layer of the pulse neural network system and is input into the pulse neural network liquid state machine; and the internal topological structure of the pulse neural network is mapped and converted into a control instruction by a decoding layer formed by a memory-free decoding function after the connection weight is correspondingly changed. And finally, according to the current state quantity of the aircraft, online scheduling is carried out to calculate gain so as to generate a control command, instability caused by a variant structure in the real-time flight process of the variant aircraft is effectively eliminated, and a tracking instruction of a key state is completed.

The objective of the invention is to better verify Galileo motion conjecture. The invention provides a Galileo motion conjecture verification instrument. The instrument is mainly composed of timers, arc-shaped baffles, a photoelectric switch, a single-side movable plate, a small ball, an electromagnet, a movable supporting plate, a bottom plate, a panel, a relay, a power source and the like. The panel and the two arc-shaped baffle plates form a storage box at the left end of the bottom plate; the single-side movable plate is mounted between the two arc-shaped baffle plates through a rotating shaft; the single-side movable plate can rotate around the rotating shaft; a movable supporting plate is further arranged on the back surface of the single-side movable plate to assist in supporting the single-side movable plate; the first timer and the second timer are fixed on the panel; the electromagnet, the photoelectric switch and a relay design circuit are used for controlling the two smallballs to start moving at the same time, the two timers are automatically started, timing is conducted separately to display the exact time, the moving speeds of the two small balls with different masses are compared, and development of experiment exploration teaching is better facilitated.

The invention discloses a spoken language teaching auxiliary method and device, computer equipment and a storage medium, and belongs to the field of speech recognition, and the method comprises the following steps: receiving a preemptive answer starting request sent by a teacher end, and recording the starting time of the preemptive answer starting request; generating a preemptive answer request according to the preemptive answer starting request, and sending the preemptive answer request to the corresponding student terminal; receiving preemptive answering information sent by the student terminal, caching the preemptive answering information, and creating an answering board according to the preemptive answering information, the preemptive answering information including student information and answering voice, and the answering board being used for recording the student information and a preemptive answering sequence; calculating a time interval between the current time and the starting time; judging whether the time interval is greater than a preset time or not, if so, sending an answer board to the teacher terminal, and sending a preemptive answer ending command to the student terminal; and receiving a selection result of the teacher end, and sending corresponding answer voice to the teacher end according to the selection result. According to the invention, interactivity between teachers and students can be improved.