1475results about How to "Improve teaching effect" patented technology

The invention provides a student state determination method, device and system. The method is applied to an online network teaching scene. A student side terminal of a network is equipped with a modality acquisition apparatus. The modality acquisition apparatus comprises a camera, an eye tracker and a body feeling instrument. The method comprises the following steps: obtaining data collected by the modality acquisition apparatus through the student side terminal, the data comprising expression data collected by the camera, eye data collected by the eye tracker and body state data collected by the body feeling instrument; based on image recognition technology, carrying out analysis processing on the expression data and the eye data to obtain emotion state information and fatigue and concentration degree state information of each student; and carrying out joint analysis on the body state data, the emotion state information and the fatigue and concentration degree state information to obtain state information of each student, wherein the state information comprises a high attention state, a low attention state and a dependence attention state. The student state determination method, device and system help teachers to know the learning state of each student clearly in network teaching.

The invention discloses an electronic assignment system and method allowing for automatic distributing, receiving, marking and counting. Firstly questions are selected from an electronic question bank by a teacher terminal, the questions are edited to form electronic assignment files, the electronic assignment files are sent to student terminals; then the electronic assignment files are received and completed by the student terminals, and the completed electronic assignment files are sent to the teacher terminal; and finally the received and completed electronic assignment files are marked by the teacher terminal, and counting is performed according to marking results. By the aid of the electronic assignment system and method, automatic distributing, receiving, marking and counting of the electronic assignments are realized, the existing efficiency problem of the electronic assignment is resolved, teaching load can be reduced, an electrical teaching system is optimized, and teaching effect is improved.

The invention provides an interaction teaching system. The interaction teaching system comprises a management center service end for management maintenance, a student client for registration of a student, a teacher client for registration of a teacher, and a server connected with the management center service end, the student client and the teacher client through a network. The system provided by the invention is simple and convenient to operate, the student can learn autonomously, the initiative of the student is improved, the student can timely carry out interactive exchange with the teacher and other students, at the same time, parents can also visually know the learning condition and the state of their child, and the teaching effect is improved.

The invention discloses an intelligent teaching system comprising multiple teaching terminals. The intelligent teaching system comprises a cloud server, at least two teaching terminals and at least one learning terminal, wherein the cloud server stores teaching data information; the at least two teaching terminals are in network connection with the cloud server; the at least one learning terminal is in network connection with the cloud server and receives teaching information of the teaching terminals. According to the intelligent teaching system comprising the multiple teaching terminals, teaching resources are integrated by the cloud server and issued respectively by the learning terminals, and students can acquire knowledge required to be learnt through the corresponding learning terminals according to demands; besides, the compatibility of access to the teaching data information is improved through browsers.

The invention discloses a classroom cloud and education cloud collaborative teaching interaction system comprising an education cloud platform and multiple classroom cloud platforms. The education cloud platform is used for receiving and storing teaching resources and pushing the resources to the classroom cloud platforms according to the preset push rules, and the target classroom cloud to which the resources are pushed and the time requirement at which the resources are pushed are set in the push rules. The classroom cloud platforms are used for receiving the teaching resources pushed by the education cloud platform to be used by local teaching and collecting local resources to be uploaded to the education cloud platform. With application of the classroom cloud and education cloud collaborative teaching interaction system, the education cloud can actively push the resources to the classroom clouds when the network is idle, and teachers can use the teaching resources already pushed to the local for teaching even the network is disconnected or the network is congested in teaching so that effectiveness of classroom teaching under the condition of no network or network delay and congestion can be guaranteed.

The invention discloses a teaching service system and a client, which comprises classroom servers, a load balancing server, a plurality of media servers, and a load controller. The classroom servers are respectively used for establishing classrooms for one or more clients that are managed by the classroom servers. The load balancing server is used for selecting corresponding classroom servers out of all the classroom servers and assigning the corresponding classroom servers to accessed clients based on the load balancing principle. The plurality of media servers are used for transmitting the teaching resource information among the clients that are managed by the classroom servers. The load controller is used for assigning tasks to the plurality of media servers based on the load balancing principle. According to the embodiments of the invention, based on an online client and a system, the remote interactive teaching between teachers and students is realized. The problem in the prior art that the current traditional teaching mode is lack of teaching resources, unequal in the allocation of teaching resources and diversified in regional teacher resources can be successfully solved. Therefore, the personalized teaching requirements of student individuals can be met. The teaching quality is greatly improved, and the learning effect of students is improved.

The invention relates to the technical field of multimedia systems, in particular to an electronic lecturing system. The electronic lecturing system comprises a computer mainframe, a touch control display screen, projection equipment, a projection screen, wherein the touch control display screen and the projection equipment are in data connection with the computer mainframe. According to the electronic lecturing system, the computer mainframe is controlled and information is input by hand through the touch control display screen, and the information is reflected onto the projection screen by the projection equipment in real time, so that paperless lecturing is realized with the adoption of an intelligent multimedia mode. The electronic lecturing system has the advantages as follows: 1, a teacher can completely get rid of blackboard-writing modes with a chalk, an ink pen and the like, and is kept away from the pollution of the traditional chalk powder, and a healthy and neat lecturing and learning environment is created; 2, with the adoption of the touch control display screen, the computer mainframe can be operated visually and conveniently; the teacher can input the information by hand freely in the course of explaining and demonstrating; the input information can be inserted into a lecture file with the real handwriting being reserved, and storage and calling are convenient; and 3, lecturing contents can be transferred in a paperless manner completely, so that low carbon and environmental protection are achieved, and the lecturing effects and the efficiency are improved.

The utility model relates to a nuclear physics experiment simulation system. The nuclear physics experiment simulation system includes a simulated nuclear radiation source, a simulated nuclear radiation detector and a nuclear electronics processing system; the simulated nuclear radiation detector receives simulated nuclear optical pulses emitted by the simulated nuclear radiation source and photomultiplier tube high voltage emitted by the nuclear electronics processing system; and the nuclear electronics processing system receives simulated nuclear voltage pulses which are emitted by the simulated nuclear radiation detector which is electrically connected with the nuclear electronics processing system. According to the nuclear physics experiment simulation system, the simulated nuclear radiation source generates optical pulses with corresponding nuclear radiation characteristics according to different selected nuclear radiation types through utilizing an electronics method so as to simulate a nuclear radiation source; the simulated nuclear radiation detector receives the optical pulses and processes the received optical pulses according to different selected experiment processes so as to generate nuclear physics experiment data, and generates simulated nuclear voltage pulses according to the nuclear physics experiment data; the nuclear physics experiment data can be provided for the subsequent nuclear electronics processing system so as to be analyzed and processed; and the analyzed and processed data can be available for observation and sensation of learners. The nuclear physics experiment simulation system has the advantages of high simulation of nuclear physics experiments, being more approximate to real nuclear physics experiments, excellent experiment effect and favorable teaching effect.

The invention discloses a welding robot offline programming system based on a tablet computer, which comprises a system modeling module, a kinematics simulation module, a track planning module, an automatic programming module, a status detection module, and a communication module. The invention further discloses an offline programming method of the offline programming system. The offline programming system provided by the invention has the advantages that compared with the traditional online teaching programming system, the system adopts a human operating interface based on the Linux operating system; highly controllable edit capabilities achieve easy optimization of motions of all axes; an actual working environment is simulated, and arc welding, spot welding and other welding functions of a robot are achieved; special offline and simulation technologies facilitate program optimization, and a completed program can be directly read and adopted by the robot through a wireless network, so that the onsite verification waiting time is shortened, and errors and unnecessary risks are reduced; the cost is low, so that the system is highly acceptable by a vast number of users; the operation is simple and convenient, and the teaching effects are good.

The invention provides a multimedia question-answering system and method based on an intelligent mobile terminal. The method includes: presetting a business server and a multimedia data storage computing server; allowing a user to log in on the business server through the intelligent mobile terminal, and setting user labels; acquiring question list data of all questions containing the user labels from the business server through the intelligent mobile terminal when the questions needs to be checked, and checking the required questions to obtain related multimedia data for playing; allowing the user to select the user labels from the business server through the intelligent mobile terminal when questions need to be established or answering is needed, allowing the user to upload related multimedia data and the user labels to the multimedia data storage computing server. By the method, the questions can be answered in a multimedia data manner, the questions can be categorized and presented to the user according to the user labels, repeated utilization rate of the questions can be increased, and full knowledge sharing is realized.

The invention discloses a digital teaching material management system based on an intelligent classroom teaching system. The digital teaching material management system comprises an intelligent ventilation system, an intelligent door / window system, a high fidelity audio system, an intelligent air-conditioning system, a cloud monitoring camera, a projector, a hoisting microphone, an intelligent lighting system, an intelligent safe-guard system, an electronic classroom brand, an intelligent platform system, a digital teaching material management system and an interactive system. The system disclosed by the invention is scientific and reasonable in process and safe and convenient to use, character, graph, image, sound and resource management platforms are integrated, vivid sound image displayas well as a novel network resource platform and a teaching management platform are adopted, the teaching means and management means are enriched, the teaching resource and management resources are expanded, teacher resource and leadership management informationization can be enriched, the school classroom becomes simple, high-efficiency and intelligent, independent thinking and self-directed learning abilities are developed, the teaching pressure of the teachers is reduced, and the overall teaching level of the classroom is improved.