41results about How to "Deepen cognition" patented technology

The invention discloses a CTC scheduling simulation assessment evaluation system based on scene control. The scheduling simulation assessment evaluation system is applicable to learning, practice, assessment and skill evaluation and capability analysis on professional theoretical knowledge and real operation skills of different-level operators of different types of work and different positions ofthe universal and high-speed railways; the operation flow of the system is that firstly, CTC scheduling operator training and assessment outline and assessment details are constructed; then, an application scene editing tool edits course scene and an evaluation rule according to the training requirement, loads the course scene and the evaluation rule into a CTC scheduling simulation system in theimplementation process of a teaching plan, and combines with an application scene driving control module to realize scene reproduction; and next, the scene maneuvering process data is input into an evaluation assessment system to realize autonomy assessment and analysis statistics. The scheduling simulation assessment evaluation system can carry out cognitive and different levels of skill trainingand assessment identification on CTC scheduling related operators efficiently, quickly and conveniently, and has a wide application prospect in the aspects of railway service organization and railwaycomprehensive operation.

The invention discloses a virtual orthopedic surgery practice system and a simulation training method, and belongs to the technical field of medical treatment. The operation practice system comprises a skeleton three-dimensional model reconstruction module used for reconstructing a skeleton model, a display system, a display module of an operation interface and an actual practice module used for operation training; and an evaluation module used for the teaching personnel to score the whole drilling process of the operation. According to the training method, the system is adopted for simulation training, the virtual reality technology is used as a support, the operation training system is optimized, a more vivid operation environment and a skeleton and backbone reconstruction model are created, the accuracy of model reconstruction is improved, and when the system is used for operation teaching or training, a real training process can be better simulated, so that the operation proficiency of a trainee is remarkably improved, and the step memory of an intern in the operation process is enhanced.

The invention provides a network trade method and system for improving commodity credibility, and the result generated by the method and system management is that a platform serves as a third party tointervene in transaction, thereby eliminating the possible doubt of a client for a commodity, detecting and confirming the quality of the entered commodity, formulating a commodity quality label, recording transaction information and customer comments which reflect reality, processing after-sales service and unconditionally accepting poor comments and refunding and replacing commodities, formulating a commodity timeliness label, and approving a commodity price interval; when a customer purchases, the customer approves functional parameters and selects proper quality and price, so that the customer does not need to worry about subscription and review, and the platform can enable the customer to have firm confidence, public praise and intimate business management mode to attract more customers to gather.

The invention relates to a space science task displaying system based on augmented reality. The displaying system specifically comprises a virtual displaying material manufacture module, a displayingmaterial management library and multiple pieces of augmented reality equipment, wherein the virtual displaying material manufacture module is used for collecting the displaying materials of differentspace science tasks, converting the displaying materials into the virtual displaying materials of a uniform data format, and sending the virtual displaying materials to the displaying material management library; the displaying material management library is used for carrying out storage and organization management on the virtual displaying materials according to a space science task category anda satellite category, and providing a corresponding access interface; the multiple pieces of augmented reality equipment are used for scanning and identifying the real world, obtaining the data information of a real scene in the real world, identifying the science task which needs to be displayed, and generating a real scene; meanwhile, virtual displaying materials corresponding to the science task which needs to be displayed can be obtained to generate a virtual scene; and the virtual scene and the real scene are subjected to registration positioning, perspective relationship and blocking relationship processing, and are blended and displayed to realize augmented reality display.

The invention discloses a display device for geography teaching. The display device comprises support rods which are parallelly arranged, a support cross bar is rotatably connected between the supportrods, a fixing rod is fixed in the middle of the support cross bar, a limit rod is fixed to one end of the fixing rod, a connecting plate is fixed on the other end of the fixing rod, two adjusting structures are respectively arranged at two ends of the connecting plate, each adjusting structure includes a small chain pulley located above the top of the connecting plate, a rotating shaft is fixedto the bottom of each small chain pulley, a rotating sleeve located under the connecting plate is fixed to the bottom of each rotating shaft, and a threaded rod is sleeved in the inner side of each rotating sleeve. By the cooperative arrangement of structures of a rotary disk, an L-shaped lockpin, a spring, the fixing rod, the limit rod and the like, switching of a display ball and display imagescan be realized, rotary displaying of the display ball can be achieved, stereo and horizontal display are combined in display, learning impression and cognition of students in geography can be deepened, and good display effect is achieved.

The invention discloses a control method and a device of intelligent voice equipment, electronic equipment and a storage medium, and relates to the technical field of voice. The control method is specifically implemented by the steps of: acquiring a playing instruction, wherein the playing instruction comprises a target file identifier; determining a file authority of a target file corresponding to the target file identifier; when the file authority is not matched with the current user authority of a user to which the intelligent voice equipment belongs, controlling the intelligent voice equipment to play preset push information; and if voice data associated with the push information is obtained in a preset time period, playing the target file. According to the control method, the user uses the files in a non-authority range, so that the information is pushed to the user, the voice interaction mode is enriched, the cognition of the user on the pushed information is deepened, and the information pushing effect is improved.

The invention discloses a system for satisfying the spiritual needs of the elderly through an aging-adaptive game, which belongs to the field of human-computer interaction and includes an information collection terminal for the elderly and an interactive terminal communicatively connected with the information collection terminal for the elderly; the information collection terminal for the elderly is used to collect Behavior information when playing games and send the behavior information to the interactive terminal; the interactive terminal is used to provide game content for the elderly and update and switch game content according to the old man's behavior information. The invention also discloses a method for satisfying the spiritual needs of the elderly through the aging-adapting game. Through the invention, the loneliness of the elderly can be effectively relieved, and the spiritual needs of the elderly can be satisfied.

The invention discloses an interactive demonstration device for an artificial heart model, comprising a booth and a multimedia demonstration device, wherein an artificial heart model component and a control component are arranged on the booth, and the multimedia demonstration device and the artificial heart model component are both connected with all the artificial heart model components. The control component is connected, and the control component is used for controlling the artificial heart model component and the multimedia presentation device to demonstrate the action process of the artificial heart model. On the one hand, people can understand the structure of the artificial heart through the artificial heart model assembly; on the other hand, the experiencer can also control the artificial heart model assembly and the multimedia presentation device to work simultaneously through the control assembly, so that people can understand The action process of the artificial heart further deepens people's cognition and understanding of the working mode of human blood circulation and heart model.

The invention provides a multi-level wrapped soft toy, and relates to the field of toys, in particular to the multi-level wrapped soft toy without filler. The multi-level wrapped soft toy aims at solving the problems that a traditional toy is single and not safe or light enough. Based on the traditional toy, the filler is removed, various toy images which include animal, figure and cartoon images are made of soft non-toxic materials, opening and closing openings are formed in the surfaces of the toy images, the soft toy with supporting force serves as the center, and the toy images are wrapped layer by layer through the opening and closing openings according to the different toy images to form the multi-level wrapped soft toy. The multi-level wrapped soft toy has the advantages that the structure of the traditional toy is changed, sorting is convenient, and the toy is light, safe, healthy and sanitary; the toy is not prone to damage and is lasting, and children know to economize and cherish objects; the view is expanded, the thinking and operating ability of the children is enhanced, interestingness and creativity are improved, and development of the imagination of the children is facilitated.

The invention provides a test bed for simulating the thermal fatigue phenomenon of a nuclear power station pipeline. The test bed comprises a heating system, a cooling system, a T-shaped pipeline and valve system, and a measurement and control system, wherein the heating system mainly comprises a fluid storage tank, a high-level thermal fluid tank, a thermal fluid pump and a first thermometer arranged in the high-level thermal fluid tank; the cooling system mainly comprises a clod fluid storage tank, a high-level cold fluid tank, a cold fluid pump and a second thermometer arranged in the high-level cold fluid tank; the T-shaped pipeline and valve system mainly comprises a three-way T-shaped pipe arranged horizontally, an upper electromagnetic valve and a lower electromagnetic valve; and the measurement and control system mainly comprises a first temperature controller, a second temperature controller, a first flowmeter and a second flowmeter, as well as a control acquisition system. The test bed provided by the invention is capable of simulating generation and development of the thermal fatigue phenomenon of the nuclear power station pipeline, and also capable of supporting the measurement and the estimation of the thermal fatigue phenomenon of the nuclear power station pipeline, and thereby advantageous for technical engineering application research.

The invention belongs to the technical field of marine environment numerical simulation and ocean forecasting, and can also be applied to disaster risk assessment in the field of marine engineering, and specifically relates to a calculation method for rainfall-induced sea surface stress; the method considers atmospheric stratification, wind speed, sea surface roughness, Based on various factors such as rainfall rate and particle size distribution of raindrops, the three-dimensional motion equation of raindrops in the atmospheric turbulent boundary layer is established, and the numerical solution of sea surface stress caused by rainfall is obtained through numerical integration. The evaluation has important reference value and has important scientific and practical significance; meanwhile, the method provided by the invention can be used as a physical process option of the earth system model to realize the parameterization of the grid physical process of rainfall to ocean energy transmission, for Scientific research provides evidence to deepen the knowledge and understanding of the momentum exchange process between gas interfaces.