96results about How to "Enable real-time feedback" patented technology

The invention discloses an outcomes-based course teaching system for teacher teaching. According to the system, a teaching demand of a teacher and data characteristics of teaching information are focused and relevant information of a student and relevant information of a course are taken as data base; then, module development is performed according to time streams before a class, in the class andafter the class, and through real-time third-party information view and multiple interactive communication modes, the sharing of teaching data and the real-time feedback of the information are implemented; and at last, functional decomposition on the system may be implemented according to a principle of completely separating data information change and display, and a very detailed unit division design is performed on modules in each portion. The system has direct assistant and supporting effects to the teacher teaching, can automatically generate a teacher professional development archive anda teacher performance archive, can help the teacher to complete teaching reflection, is convenient to view and evaluate a teaching capacity of the teacher and is convenient for the teacher to use in school teacher teaching performance evaluation.

The embodiment of the invention provides a method and electronic equipment for recognizing orientation and identification, and relates to the field of computers. The method and electronic equipment for recognizing the orientation and the identification can improve the precision of recognition on a speaker, improve the efficiency of the recognition, and achieve real-time feedback. According to the method, a first orientation collection of sound sources is obtained firstly through sound source location, a second orientation collection of the sound sources is then obtained by locating people with lip actions, an identification collection of the people with the lip actions is obtained, then a third orientation collection containing the orientation information of the speakers is obtained according to the first orientation collection and the second orientation collection, and finally the orientation and the identification of the speaker is determined according to the third orientation collection and the identification collection. The method and electronic equipment for recognizing the orientation and the identification are applied to locating of the sound sources and the recognition of the sound source identification.

The invention provides a video on-line live broadcast method and system based on interactive contents, and the method comprises the steps: setting a plurality of interactive contents according to the content of an on-line live broadcast video; S2, triggering the interactive content at a setting place of the interactive contents during the playing of the on-line live broadcast video; S3, carrying out the statistics of the feedback information of the interactive contents for the currently triggered interactive content; S4, determining a subsequent online live broadcast content according to the feedback information of audience. The method and system achieve the real-time feedback of the audience to the on-line live broadcast video through setting a plurality of interactive contents in the on-line live broadcast video. The method and system can determine the subsequent content of the on-line live broadcast video according to the feedback information of the audience, and is especially suitable for on-line live broadcast videos of evaluation and education types. The method and system achieve the high-quality, effective and real-time interaction of the audience with the live broadcast contents.

The invention discloses a nozzle liquid mist distribution adjustable rocket engine jet faceplate and a design method. The nozzle liquid mist distribution adjustable rocket engine jet faceplate comprises a gas collecting cavity base, a gas collecting cavity middle plate, a gas collecting cavity rear plate, a fuel cavity top cover, a fire transferring tube and a plurality of double-swirl nozzles, wherein a gas collecting cavity is divided into two oxygen cavities; a fuel cavity is formed between the fuel cavity top cover and the gas collecting cavity rear plate; the plurality of double-swirl nozzles are uniformly distributed along the circumference of the fire transferring tube; each double-swirl nozzle comprises a nozzle inner core, a nozzle inner layer and a nozzle outer layer; an inner mixing cavity is formed between the nozzle inner core and the nozzle inner layer; an outer mixing cavity is formed between the nozzle inner layer and the nozzle outer layer; the nozzle inner core is provided with a fuel jet hole; inner swirl holes are uniformly distributed on a nozzle middle layer along the circumference; and the nozzle outer layer is provided with a large through hole, an outer swirl hole and a jet hole; and the swirl direction of the outer swirl hole is opposite to the swirl direction of the inner swirl holes. The flow ratio of inner swirling eddy to outer swirling eddy can beadjusted by controlling the jet pressure drop of the inner swirl hole and the outer swirl hole, so that liquid mist of different distribution patterns is formed.

The invention relates to a dictation device, a data processing method thereof and related devices. When a reading module reads a content unit according to reading manner identification information, a signal generation submodule of a feedback module generates feedback information according to the state of at least one feedback switch of the feedback module. A control module controls the reading module to read the content unit and/or modifies dictation content stored in a storage module according to the feedback information. The dictation device, the data processing method thereof and related devices provide users with supports for more effective dictation content acquisition, reading and feedback schemes, realize real-time feedback of the dictation content by the user, help to improve the dictation experience and dictation efficiency of the users, and have low implementation cost, and the devices have simple implementation structures.

The invention discloses a two-dimension code focusing displaying method and system. Firstly, a two-dimension code image is obtained through a camera of a photographing device, then key information of a two-dimension code in the two-dimension code image is extracted, the proportional relation between the resolution ratio of the camera of the photographing device and the resolution ratio of a display area, used for displaying a photographing object outline, in a display screen is obtained, the key information of the two-dimension code image is mapped to a display screen coordinate system in proportion under a camera imaging coordinate system according to the proportional relation, and finally, outline information of the two-dimension code image is rebuilt according to the mapped key information of the two-dimension code in the two-dimension code image and is sent to the display screen for display. According to the two-dimension code focusing displaying method and system, abstract analysis is conducted on characteristic information of a scanned target, the outline information of the two-dimension code image is extracted and restored, so that real-time feedback of a framing position is achieved, dependency on high-resolution display equipment is avoided, and the two-dimension code focusing displaying method and system are particularly suitable for two-dimension code scanning equipment with a low-resolution display screen.

The invention discloses a danger source supervision system, for supervising the safety of fire operation. The system comprises a server for operating a danger source positioning supervision system module and opening ports which can be accessed by client computation, at least one client computer for operating a browser module in interaction connection with the server, at least one hand-held user terminal for operating a patrol module which interacts with the server according to an agreed protocol and is distributed to a building site patrol worker for use, and at least one radio-frequency identification label for a fire operation worker to wear. According to the invention, through the introduction of the hand-held user terminal, real-time flexible acquisition of fire construction on-site information is realized, the disadvantage of a large number of blind points and blind areas caused by fixed point fixed point monitoring is avoided, at the same time, the fire construction on-site information can be fed back in real time by transmitting the information acquired by the hand-held user terminal in real time to the server and the client computer, and effective supervision is facilitated.

The invention provides an intelligent energy-saving control system. The system comprises measurement hardware, an intelligent gateway and a cloud-side server. The measurement hardware comprises multiple sensors with different measurement latitudes, wherein the multiple sensors are used for acquiring environment data at different latitudes; the intelligent gateway is used for receiving the environment data and transforming the environment data to realize the consistency, and meanwhile, the measurement hardware realizes the networking; the cloud-side server is used for performing networking authentication on the intelligent gateway, storing, analyzing and processing the environment data, and realize feedback control on the measurement hardware; the measurement hardware is electrically connected with the intelligent gateway to form the two-way control; and the intelligent gateway is communicated with the cloud-side server so as to from the two-way control. The invention further provides an intelligent energy-saving control method. Compared with the related technology, the intelligent energy-saving control system and method provided by the invention realize the real-time monitoring and analysis on the energy source consumption equipment in the architecture application, and the accuracy and the intelligence degree are high.

The invention relates to a latching device and a gas transmission station pressure regulation safety cut-off valve. The gas transmission station pressure regulation safety cut-off valve comprises the latching device, a pressure sensor, an MCU, an electromagnet and a gate valve body, wherein the pressure sensor is connected with the MCU; the MCU is electrically connected with the electromagnet; a control end of the electromagnet is connected with an ejector rod; the gate valve body is connected with a valve rod; and when pressure measured by the pressure sensor exceeds a threshold valve, the MCU sends out an electric signal, the electromagnet is energized, the electromagnet drives the ejector rod, the valve rod falls off, and the gate valve body is cut off. According to the latching device and the gas transmission station pressure regulation safety cut-off valve, when abnormities like overpressure and pressure loss of downstream pressure are detected, the safety cut-off valve can be quickly cut off; when emergency switching-off is executed, driving is carried out through the electromagnet, and the general service life reaches millions of times; besides, the electromagnet is energized, and the situation that an interlock driving device performs mistaken action is avoided; and the shock resistance is high, closing performance is good, and real-time feedback of the valve state can be achieved.

The invention provides a method for establishing a motion recognition database, an electronic device and a storage medium, comprising: a. Converting a plurality of fitness videos into a three-dimensional skeletal motion model, obtaining coordinates of a plurality of skeletal points of a human body and vectors formed between the plurality of skeletal points in the fitness videos; (b) decompose eachfitness video into a set of actions accord to time sequence, storing that action time and the action number to obtain a video file, wherein the same actions have the same action numb; C. For each action, A standard action database is used to query whether an action file exists or not according to an action number, If not, the action file d of the action is generated. The steps b to c are repeateduntil a plurality of fitness videos are traversed, and a plurality of video files and a standard action database are formed into an action recognition database, which is used for recognizing and matching the action collected in real time. The method and the device provided by the invention can realize the fast establishment of the motion recognition database and strengthen the real-time propertyin the subsequent recognition.

The invention relates to the field of utilization of agricultural resources, in particular to a method for manufacturing a bio-dynamic agricultural compost and a compost fermentation vat. The method comprises the following steps: putting composting raw materials into a vat body; supplementing oxygen for the bottoms of the composting raw materials through an oxygenating device; after the beginning of fermentation, pushing the composting raw materials to move forwards along the vat body step by step by use of a turning and pushing machine; along with step-by-step propulsion of the composting raw materials, sequentially adding composting regulation elements, and supplementing oxygen for the composting raw materials; in every step of movement, turning the composting raw materials mixed with the composting regulation elements through the turning and pushing machine. The method has the following beneficial effects; the regulation elements can be added according to the fermentation progress, oxygen can be supplemented, and together with turning, the fermentation time is shortened, fertilizer composting is quickened, the method is suitable for industrial production of the bio-dynamic agricultural compost, and the problems in the prior art are economically and effectively solved.

The invention discloses an imaging-free moving object detection and three-dimensional tracking device and method. The method comprises the following steps of controlling the spatial light modulator togenerate a set of sine stripe pattern for modulation illumination by using control equipment, dividing the generated structured light into two beams of polarized light through an imaging system and abeam splitting device, reflecting the light by the reflection device and projecting the light to a scene to be measured from two orthogonal directions, generating two beams of transmission light passing through a scene, then receiving the two beams of transmission light by a photoelectric detector, obtaining a signal amplitude by a data acquisition card, and judging whether a moving object existsin the scene and obtaining a three-dimensional space coordinate and a moving track of the moving object by control equipment according to the change of the signal amplitude. The device is simple in structure and low in cost, the method does not need to acquire, reconstruct or process the image of the object, the amount of data required to be acquired for spatial positioning is small, the data acquisition time is short, the calculation complexity is low, the consumed time is short, and long-time real-time detection and tracking of a moving object and even a high-speed moving object can be realized.

The invention provides an online adjusting system and method for secondary air distribution of a boiler. The online adjusting system for secondary air distribution of the boiler comprises a boiler body, a secondary air distribution device, a temperature field monitoring device, a decentralized control system and a secondary air adjusting device. The boiler body comprises a hearth and a plurality of combustors arranged on the hearth in a layered manner in the height direction of the hearth. The secondary air distribution device comprises an air door mechanism used for controlling the secondaryair distribution amount, and the air door mechanism comprises a plurality of air doors; the temperature field monitoring device is configured to monitor temperature field data of the cross section ofthe hearth on line; the decentralized control system is configured to monitor the operation data of the boiler and the opening degree of each air door on line and control the air door mechanism; and the secondary air adjusting device is configured to obtain a control instruction for controlling the air door mechanism by utilizing a prediction model according to the deviation between the temperature field data and/or the operation data and a set value in a real-time state, so that the temperature field data and/or the operation data are/is in a set range. An air distribution mode of secondary air in the width direction, the depth direction and the height direction of the hearth can be optimized.

The present invention discloses an efficient teaching system capable of fully optimizing the content of the teacher lectures. The system focuses on teaching requirements of teachers and data characteristics of teaching information, and the relevant information of the students and the related information of the courses are taken as the data basis, and module development is performed according to the time stream before, during and after class. The system is characterized in that: through real-time three-way information viewing and a variety of interactive communication modes, sharing of teachingdata and real-time feedback of information are realized; according to the principle of complete separation of data information change and display, functional decomposition of the system can be realized, and very detailed unit division design is performed on modules of different parts, so that the system has a relatively important and positive promotion effect on the improvement of teaching efficiency of teachers, communication between teachers and students, information feedback, problem processing and cycle improvement and the like, and plays a direct assistance and supporting role in the teacher teaching; and teacher teaching performance files can be automatically generated, so that teachers can complete the teaching thinking in a facilitated manner.

The invention belongs to the field of geological disaster early warning and monitoring, and particularly relates to a geological disaster early warning and monitoring device which comprises a communication base station installed in a geological disaster early warning and monitoring area, a wireless network bridge connected with an operator network is arranged in the communication base station, andthe wireless network bridge is in communication connection with a communication module. A communication terminal base connected with an external monitoring device is mounted on the communication module, and the communication module is connected to a camera device through the communication terminal base; a communication base station for intensively receiving data is arranged in a geological disaster early warning monitoring area; a wireless network bridge of the communication base station is accessed to an operator network; data monitored by the monitoring device is wirelessly transmitted to awireless network bridge of the communication base station through the communication module. Real-time feedback of monitoring data of the monitoring device is achieved, a user can conveniently obtainthe monitoring data to analyze the possibility of geological disasters, real-time early warning of the geological disasters is achieved, and personal safety and economic losses caused by untimely response of the geological disasters are reduced.

The invention discloses steel pipe machining integrated equipment, a control system and a control method. The equipment comprises the control system and a workbench, and a cutting-off device, a stamping device and an outer circle machining device are sequentially installed on the workbench; a feeding device is arranged at one end of the cutting-off device, and an automatic material picking deviceis arranged at one end of the outer circle machining device. The control system is electrically connected with the feeding device, the cutting-off device, the stamping device, the outer circle machining device and the automatic material picking device. The stamping device comprises a measuring mechanism and a stamping and feeding mechanism, the measuring mechanism comprises a measuring arm, the end, away from the stamping and feeding mechanism, of the measuring arm is connected with a grating ruler, the end, close to the stamping and feeding mechanism, of the measuring arm is connected with areading head, and the problems that in the prior art, in the steel pipe machining process, the machining procedure chain is long, procedure inventory is large, remodeling is frequent, and defective products for machine adjusting are large are solved.

The invention discloses in-situ remediation equipment for organically contaminated soil and underground water. The in-situ remediation equipment comprises a central control system, an air compressionsystem, an ozone generation system, a gas distribution system, a reagent dissolving preparing system, an injection well system and a monitoring well system. Free radicals generated by the remediationequipment comprise OH* and SO4<->*, more types of organic matters can be oxidized, the reaction duration time is longer, and no secondary pollution is caused by an adopted oxidizing agent; sodium persulfate can be activated by reaction of hydrogen peroxide and ozone, so that additional activation conditions are avoided, and the economical benefit is improved; high-pressure air can promote transmission of chemicals, the influence radius is effectively increased, and blockage of the injection well is avoided. In addition, the in-situ remediation equipment is further provided with the monitoringwell system, the underground water quality and pollutant concentration can be monitored in real time, and a basis is provided for change of the agent adding amount. Automatic control over medicament transmission and real-time feedback of water quality and pollutant data are achieved, and meanwhile organic pollution in soil and underground water is remediated.

The invention relates to a high-torque servo tensioner which includes a mounting plate and a casing connected to the mounting plate. The mounting plate is provided with a wire feeding structure, a measurement structure and a shock absorption structure. The casing is provided with a display device. The wire feeding structure can perform active wire feeding, the measurement structure can be used formeasuring the tension of a wire in real time, the shock absorption structure can be used for reducing vibration at the wire exit position, and the display device can display a set tension upper limitvalue of the tensioner and display current real-time tension of the tensioner. By means of the high-torque servo tensioner, a spring tension rod structure is eliminated, and an active and passive bidirectional wire feeding system is realized; a servo motor is used for driving, meanwhile, a complete closed-loop control system is formed between a pressure sensor and the servo motor, and real-time feedback of tension output is realized; and the system can adjust the torque and speed of the motor through the set tension to keep the tension constant.