48results about How to "Improve human-computer interaction" patented technology

The invention relates to the technical field of gas supply, and discloses a steel ladle bottom blowing slow-release gas supply structure and method. The control module is arranged on the steel ladle main body and is used for being responsible for automatic control including sensor data monitoring and valve opening adjusting; the sensor module is arranged on the steel ladle body and used for monitoring temperature, pressure and gas flow parameters in real time and feeding data back to the control module; the gas supply module is used for conveying through high-pressure air or other inert gases and providing a stable gas source for the bottom blowing device of the steel ladle main body; and the slow release device is arranged at the bottom of the steel ladle main body and is used for slowly releasing the supplied gas so as to ensure the uniform distribution of the supplied gas. According to the steel ladle bottom blowing slow-release gas supply structure and method, the efficiency and safety in the smelting process are improved, the product quality is improved, resource saving and intelligent management are achieved, and important support is provided for development of the modern steel and iron manufacturing industry.

The invention discloses a self-adaptive demodulation method of a digital oscilloscope, which comprises the following steps of: firstly, training a GRU neural network in a GPU in an off-line manner and generating a coefficient matrix, then loading the coefficient matrix to an FPGA deployed with the GRU neural network, then acquiring a signal to be demodulated through an acquisition system of the digital oscilloscope, multiplying the sampling data by the coefficient matrix, and finally acquiring the signal to be demodulated. Further determining a modulation classification corresponding to the signal to be demodulated; and finally, selecting a corresponding demodulation mode according to a modulation classification result of the to-be-demodulated signal, completing adaptive demodulation of the to-be-demodulated signal, and if a classification error phenomenon occurs in a demodulation process, performing GPU online incremental learning so as to provide demodulation accuracy.

The invention discloses a driving area visualization method, device and equipment for automatic parking and a storage medium, and relates to the technical field of parking, and the driving area visualization method for automatic parking comprises the following steps: obtaining vehicle-mounted camera data, radar point cloud data, vehicle size and safety distance, a target obstacle recognition model based on an encoder-decoder and a self-attention module is used for analyzing camera data, and the initial position, size and type of an obstacle are determined. Then, the positions are adjusted through radar data to obtain accurate real-time obstacle positions, and a drivable area is constructed in combination with the vehicle size and the safe distance. And finally, the system sends camera data, radar data and drivable area information to a vehicle controller, the vehicle controller reconstructs an automatic parking scene by using a scene restoration model, and a result is transmitted to a vehicle display to present an automatic parking view. According to the invention, the automatic parking scene view can be displayed, the driving area can be displayed, and the collision risk is reduced.

The invention provides an animation interaction method and system for art design, and belongs to the technical field of intelligent creation and human-computer interaction. The method comprises the following steps: acquiring a voice control instruction, and starting a man-machine interaction terminal; the man-machine interaction terminal executes design material search in a preset animation interaction database and outputs a preliminary design material set; and when the preliminary design material set does not meet the design requirements, supplementing the preliminary design material set until the preliminary design material set meets the design requirements, then executing artistic design, and outputting a design result. The preset animation interaction database comprises a local interaction database and a cloud interaction database; the available search range of the man-machine interaction terminal in the cloud end interaction database is determined based on the value degree of the supplementary design material uploaded to the cloud end interaction database by the man-machine interaction terminal. According to the invention, the resources of the local database are fully utilized to carry out interaction design and share and communicate with the cloud end database based on a value sharing mechanism; and the resource utilization efficiency and value are improved.

This invention provides a cup assembly for a food processor, including a cup body, a cup lid, and a processing component disposed within the cup body. It also includes a gearbox, which comprises a movably disposed clutch output shaft. When the clutch output shaft moves to a first position, it drives the processing component to output a first rotational speed; when the clutch output shaft moves to a second position, it drives the processing component to output a second rotational speed. The cup lid is installed in place, maintaining the clutch output shaft in either the first or second position. Furthermore, a food processor with the aforementioned cup assembly is provided. In the first position, the clutch output shaft outputs a first rotational speed to adapt to multi-functional cooking; in the second position, it outputs a second rotational speed to adapt to another multi-functional cooking method requiring a different speed. By changing the position of the clutch output shaft, the processing component can be replaced and the rotational speed can be automatically switched. Moreover, the output speed range is wide and the torque is high, avoiding stalling caused by high processing resistance.

The embodiment of the invention provides a vehicle model visualization processing method, device and equipment, and relates to the technical field of automatic driving. In the scheme, when a display style of a vehicle-mounted large screen of a vehicle is an interesting display mode, if it is determined that a target vehicle exists in a preset range of the vehicle and driving characteristics of the target vehicle meet interesting display preset conditions, a target visualization model of the target vehicle is determined; and the target vehicle is displayed in the vehicle-mounted large screen through the target visual model, so that personalized driving experience is provided for the user, and man-machine interaction is improved.

The invention relates to the technical field of brain-computer interfaces, and discloses a non-invasive brain-computer interface system based on deep learning and a signal processing method thereof, and the system comprises an EEG signal collection module, a signal preprocessing module, a deep learning model training module, and a decoding and control module. The EEG signal acquisition module is used for acquiring an EEG signal of a user; the signal preprocessing module is used for preprocessing the collected electroencephalogram signals, including noise suppression, filtering and feature extraction; the deep learning model training module is used for training a deep learning model and decoding the preprocessed electroencephalogram signal into a control instruction; the decoding module is used for decoding the electroencephalogram signals collected in real time into control instructions according to the trained model; and the control module is used for controlling external equipment according to the decoded control instruction. The method has the advantage of improving the performance and applicability of the non-invasive brain-computer interface.

The invention provides a method for repairing a damaged airplane by using a high-precision vision measurement technology, and belongs to the technical field of aviation maintenance. The method comprises four important processes in a damaged airplane repairing process: manufacturing a special tool by using a reverse engineering technology, recovering a whole machine coordinate system by using a monocular vision technology, and carrying out accurate auxiliary installation of a frame plate by using a binocular vision real-time positioning technology. And the point cloud scanning technology is used for carrying out accurate comparison on the aerodynamic configuration so as to inspect the aerodynamic configuration repairing effect. The method gets rid of the traditional measurement concept of'tool-assisted and manual ', applies the digital vision technology, performs high-precision repair on the damaged aircraft under the condition of no original aircraft digital model, performs repair result verification, and realizes high-precision digital repair, so that the aircraft repair quality and the combat performance recovery are improved, and the maintenance cost is reduced. The method is suitable for repairing damaged machines with various pneumatic shape deformation and machine body structure damage, and the application effect is remarkable.

The present invention provides an invisible two-dimensional code embedding, detection and repair method based on a neural network, comprising: using nonlinear time psycho-visual modulation technology to embed a two-dimensional code into a video so that the two-dimensional code cannot be observed by human eyes; collecting a set of data containing the two-dimensional code from the video after the two-dimensional code is embedded, and using a first neural network to locate the two-dimensional code in the data; using a second neural network to calibrate the located two-dimensional code to obtain a calibrated two-dimensional code; inputting the calibrated two-dimensional code into a third neural network for repair to obtain a repaired two-dimensional code. The invisible two-dimensional code embedding, detection and repair method based on a neural network provided by the present invention can effectively improve the embedding quality of the invisible two-dimensional code and the efficiency of detection and repair.

The invention provides a message processing method and device, electronic equipment and a storage medium, and belongs to the technical field of artificial intelligence. The method comprises the following steps: displaying an interaction page between a first user account and a second user account; in response to the obtained new multimedia message, displaying the multimedia message on the interactive page; and under the condition that the multimedia message is in a non-voice form, displaying a voice synthesis result of the multimedia message, and broadcasting the voice synthesis result based on the voice characteristics of the target role. For a private message scene, the multimedia message processing method and the multimedia message processing device support converting multimedia messages in a non-voice form into voice and broadcasting the voice according to voice features of a specific role. The voice conversion function enriches man-machine interaction modes in a private message scene, and meets diversified conversion requirements of users. In addition, based on the voice conversion function, the message content sent by the opposite side can be quickly and conveniently obtained, and thus the communication efficiency can be improved.

The application discloses a digital oscilloscope variable sampling rate acquisition and storage device, which comprises a data acquisition module, an upper computer, a data preprocessing module and a data cache module. The data acquisition module acquires data and sends the data to the data preprocessing module. The upper computer sets a threshold start position, a threshold end position and a sampling rate increase multiple according to user needs, and sets parameters for the data preprocessing module and the data cache module. According to control signals of the upper computer and the data cache module, the data preprocessing module changes the data extraction multiple, thereby changing the data sampling rate, and sends the data after the extraction to the data cache module. The data cache module caches the data, and sends control signals to the data preprocessing module according to the data cache condition. The application can adopt the variable sampling rate in the same waveform data, so that the user can observe the waveform details without wasting the storage space.

The utility model discloses a portable equipment of vehicle-mounted instrument program offline download belongs to the field of automobile electron technique, including shell, control panel, state indicating unit, connecting wire bundle and man -machine interaction unit, and control panel fixed mounting is in the shell inside, and state indicating unit sets up in the shell surface, and connecting wire bundle one end is electrically connected with control panel, and the other end is from the shell inside and stretches out, and man -machine interaction unit sets up in the shell surface, and state indicating unit is electrically connected with control panel, the control panel includes MCU module, CAN communication module, external interface, power module, LED module, touch module, NOR FLASH module and USB communication protection interface, can be offline operation completely, through built -in large capacity NORFLASH storage program file, gets rid of the dependence of PC, notebook computer and so on host computer equipment, has promoted the portability and flexibility of field operation.

The utility model discloses a normal temperature container based on double-camera identification, which comprises a container body, a lamp box is arranged on the container body, the container body comprises a main body frame and a container door, and a left side container body plate, a right side container body plate and a back plate are arranged outside the main body frame; a plurality of laminates are arranged in the main body frame, and a first camera is arranged above the laminates; a main control box, an electronic lock, a second camera and a power supply are arranged in the lamp box, and a display screen is arranged outside the lamp box; the input end of the main control box is connected with the first camera and the second camera, and the output end of the main control box is connected with the electronic lock; and the main control box provides a two-dimensional code to the display screen and unlocks the electronic lock according to a code scanning result. According to the normal-temperature container, shopping can be conveniently achieved through full-dynamic camera recognition, the shopping process is simple, and the man-machine interaction degree is high; and a complicated mechanical structure is not needed, and the cabinet body is simple in assembly process, convenient to carry and convenient to operate.

The utility model discloses a self-service terminal with an adjustable operation screen, and relates to the technical field of medical self-service terminals, when the self-service terminal is used, firstly, an installation worker installs a ticket issuing and payment all-in-one machine in an outpatient service hall, a service hall and other places, assembling and program application are carried out through professionals, and when the self-service terminal is used, the operation screen can be adjusted. A user adjusts the facing height and angle of the operation screen according to the height and visual angle of the user, when the height is adjusted, the user presses down a height adjusting key, a motor box drives a lead screw to rotate, threads on the surface of the lead screw are matched with threads of a bearing on the inner side of a height adjusting sliding block for use, and rotation of the motor box is converted into vertical sliding of the height adjusting sliding block; the height adjusting sliding block slides up and down on the outer surface of the lead screw, the operation screen protection frame and the operation screen can achieve height adjustment, and when the angle needs to be adjusted, the angle adjusting key is pressed down, and the angle adjusting motor drives the angle adjusting driving shaft to rotate.

The application is a kind of intelligent queuing system based on fingerprint identification, belonging to the field of intelligent control technology. For the problem of queuing in railway ticket hall, the system uses STC89C58RD+ single-chip microcomputer as the core, and is matched with FM-180 fingerprint identification module. On the hardware, each module is reasonably connected; on the software, it is designed based on Keil Uvision 4. When taking a number, the system judges the fingerprint situation and enters or prompts the error; when verifying, it prompts according to the fingerprint matching situation. The innovation points include the application innovation of fingerprint identification, avoiding queuing; good human-computer interaction experience through double display screen and voice module; considerate passenger service using infrared sensor. The system can effectively solve the problem of queuing, improve the operation efficiency of ticket hall and passenger satisfaction, and promote the development of railway passenger transport.

The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on time division multiplexing switch array, it is related to LED digital tube driving technical field.The application discloses a kind of digital tube driving systems based on

The invention discloses a handheld digital oscilloscope which comprises a main control chip. The attenuation circuit is provided with four input resistors, and each parallel compensation capacitor and the adjustable capacitor form a resistor-capacitor pair; the in-phase input end of a first operational amplifier is connected with the attenuation circuit, and a feedback resistor is arranged between the anti-phase input end and the output end of the first operational amplifier; the first adder circuit and the second operational amplifier eliminate direct current bias of the alternating current signal; the second adder circuit and the third operational amplifier perform direct current lifting on the signal and then input the signal into the main control chip; the fourth operational amplifier is connected with the second adder circuit, and the inverted input end of the fourth operational amplifier is connected with three feedback resistors in parallel; the high-speed comparator circuit outputs TTL level signals; the key circuit and the keyboard management chip are connected with the main control chip; the power circuit supplies power. Therefore, the device has the advantages of high measurement precision, good sampling performance, rich and practical functions, convenient man-machine interaction and the like.

The utility model discloses a dust collector for server operation and maintenance, its characterized in that: including the first dust gun pipe and second dust gun pipe of matched use, the second dust gun pipe sliding insertion is to the inner wall of first dust gun pipe, and the inner end surface of second dust gun pipe and the end portion inner wall of first dust gun pipe away from second dust gun pipe are connected with the flexible hose, the end portion of first dust gun pipe away from second dust gun pipe is connected to dust catcher, and the telescopic amount of adjustable of second dust gun pipe with first dust gun pipe can be facilitated personnel to carry out dust collection operation to the different parts of server, the utility model discloses through setting the first dust gun pipe and second dust gun pipe of telescopic, and through the flexible hose connection, the flexible adjustment of dust gun pipe length has been realized, and it is convenient to carry out the thorough cleaning in the narrow space of server inside in -depth, has improved dust removal efficiency and operation convenience significantly.

A function mode switching drive structure of a computer input device includes a base, a power device, a transmission device, an execution device and a control device; wherein the base is a supporting component; the transmission device is respectively connected to the power device and the execution device, and the execution device has multiple working positions, each working position corresponds to a different working mode; the control device controls the operation of the power device, and drives the execution device to move and switch between different working positions through the transmission device. The present invention has the advantages of reasonable structure, high stability, long service life and low noise during the driving process. The present invention is that in the coordinated use of the function knob, according to different programs, the control device controls the operation of the power device, and drives the execution device to switch between different working positions through the transmission device, thereby changing the coordination mode between the execution device and the function knob, and improving the human-computer interaction effect of the function knob.

The invention provides a dry vacuum pump control system and method, and belongs to the field of vacuum pump control. Comprising a first breaker and a second breaker, the first breaker is connected with a switching power supply, and the switching power supply is connected with a main controller; the second circuit breaker is connected with a plurality of input filters, the plurality of input filters are connected with corresponding frequency converters, and the plurality of frequency converters control corresponding motors to work; a plurality of sensors are arranged on the vacuum pump body, acquisition of the sensors can be flexibly configured, the sensors are used for monitoring the running state of the vacuum pump in the working process in real time, and the main controller controls the frequency converter to work according to running state data of the vacuum pump. The sensors can be flexibly configured, which means that a user can adjust monitoring points according to actual requirements to adapt to vacuum pumps of different models or specifications and different working environment requirements, so that the expandability and adaptability of the system are greatly improved.

The application belongs to the technical field of polymer materials, and discloses a design method of multifunctional hydrogel based on a rare earth-starch system.The hydrogel specifically comprises starch (potato starch / wheat starch / corn starch), acrylamide, polyvinyl alcohol, silver nanowires and europium ions.The hydrogel has a fluorescent and conductive double channel, overcomes the disadvantage of traditional rare earth hydrogel which can only be used as a fluorescent sensor, and provides a stronger network by physical crosslinking of the rare earth-starch, so that the mechanical properties are enhanced; meanwhile, the hydrogel can freely adjust the mechanical properties and the fluorescent intensity by changing the starch content and respond to the external ion environment, and has a very high sensing sensitivity (GF = 9.02) and mechanical properties (strain = 1377%); the dynamic response time can reach 52 ms.The hydrogel sensor has stable performance and is convenient to prepare, widens the application range of the rare earth hydrogel, and has a good development prospect.

The invention belongs to the technical field of high polymer materials, and discloses a design method of rare earth-polysaccharide based multifunctional hydrogel. The hydrogel takes arabinogalactan as a matrix and specifically comprises the following components: arabinogalactan, acrylamide, polyethylene glycol and nano copper powder, and europium ions are doped in the formed polysaccharide-based hydrogel. The hydrogel has fluorescent and conductive dual sensing channels, overcomes the disadvantage that the traditional rare earth hydrogel can only be used as a fluorescent sensor, and provides a stronger network and enhances mechanical properties by taking rare earth-polysaccharide as physical crosslinking. Meanwhile, the hydrogel can freely adjust the mechanical property and the fluorescence intensity by changing the polysaccharide content, responds to the external ion environment, and has extremely high sensing sensitivity (GF = 21) and tensile property (strain = 1100%). The hydrogel sensor is stable in performance and convenient to prepare, the application range of the rare earth hydrogel is widened, and the hydrogel sensor has a good development prospect.

The invention relates to a picking robot, in particular to a string type fruit harvesting integrated aerial flying robot which comprises an unmanned aerial vehicle, a balance telescopic sliding rail is arranged at the bottom of the unmanned aerial vehicle, a rotating motor is arranged at the telescopic end of one side of the balance telescopic sliding rail, and a flexible mechanical arm is connected to an output shaft of the rotating motor. A picking actuator is arranged at the tail end of the flexible mechanical arm, a binocular camera is arranged at the tail end of the flexible mechanical arm and located on the side edge of the picking actuator, a fruit basket is connected to the fixed end of the other side of the balance telescopic sliding rail, and the fruit basket and the flexible mechanical arm are arranged on the two sides of the unmanned aerial vehicle correspondingly. According to the device, string-type fruit picking can be completed in the high-altitude environment and the branch shielding environment, the fruit breakage rate is reduced, the labor cost is saved, the safety and the working efficiency are improved, and efficient and low-loss harvesting integration is achieved.

The invention provides an intelligent food cooking and selling all-in-one machine, and relates to the technical field of catering equipment, the intelligent food cooking and selling all-in-one machine is provided with a storage type automatic feeding mechanism, the storage type automatic feeding mechanism is used for pushing out corresponding food materials and lifting the food materials to the position after being grabbed by a robot hand through a lifting machine, the robot hand grabs the food materials and sends the food materials to a film tearing mechanism, and the film tearing mechanism senses that the robot hand completes signal interaction; starting a film tearing action; the heating pot mechanism is used for pouring the food materials subjected to film tearing and unsealing by the machine handle into the cooking pot for cooking, and pouring the cooked food materials into an empty bowl located on the material receiving table; the automatic chopstick and spoon material bag feeding mechanism is used for inputting the chopstick and spoon material bags into the packaging bags; the bag discharging, opening and bagging mechanism is used for bagging the packaged food; and after the sealing operation, the goods are clamped by the manipulator to the goods taking opening to be discharged. The food fresh-keeping machine has the beneficial effects that a series of operations such as food fresh-keeping, heating and manufacturing, packaging and the like are completed through cooperation, the functions are complete, the automation degree is high, operation is convenient, and time is saved.

The invention provides a data processing method and device, electronic equipment and a storage medium, and belongs to the technical field of Internet. According to the invention, a new gift interaction mode is realized around the live broadcast room voting scene. Taking a first voting progress and a second voting progress displayed on the live broadcast interface, the first voting progress corresponding to the first voting item and the second voting progress corresponding to the second voting item as an example, assuming that the first virtual item corresponds to the first voting item and the second virtual item does not correspond to the second voting item; if yes, the audience votes for the first voting item by giving the first virtual item, and if the audience gives a second virtual item for the first voting item subsequently, the audience continues voting for the first voting item. Therefore, after the voting items supported by the audience are determined, subsequent gift sending voting is not limited to fixed gift types any more, gift giving in the voting process is more diversified, gift-based interaction modes in the live broadcasting room are enriched, and the man-machine interaction effect is good.

This invention provides a method and system for controlling the liquid level in penicillin fermentation based on visual recognition. By introducing visual AI detection technology into the field of penicillin fermentation production and combining it with the characteristics of fermentation liquid level, a complete set of reference standard selection schemes is innovatively constructed. It also proposes key indicators with specificity and innovation, such as "liquid level value", "rate value" and "fuzzy value", to provide quantitative basis for accurate identification and control of penicillin fermentation liquid level. It is linked with the control system to achieve automatic control, realizing accurate, stable and automated closed-loop control of penicillin fermentation liquid level.

The invention provides an intelligent tongue pulse detection all-in-one machine which comprises a base, a tongue diagnosis unit and a pulse diagnosis unit. The tongue diagnosis unit is at least provided with a tongue diagnosis camera and used for collecting tongue images of a user. The pulse diagnosis unit comprises an annular pulse diagnosis support, a pulse diagnosis seat, a linear guide rail, a suspension frame and three pulse diagnosis probes; the pulse diagnosis probes are arranged in a straight line in the longitudinal direction, and each probe comprises an electric cylinder, a pulse diagnosis pressure head and a pulse diagnosis sensor with the adjustable distance. In addition, a pulse diagnosis support is further fixed to the inner side of the lower portion of the annular pulse diagnosis support. A touch control all-in-one machine is further arranged, is electrically connected with the tongue diagnosis unit and the pulse diagnosis unit, is used for displaying analysis results, has a man-machine interaction function and can control the tongue diagnosis unit and the pulse diagnosis unit. Structural compactness and functional completeness are fully considered, the design of the shell on the upper portion of the base provides a stable installation position for the tongue diagnosis base, and space is provided for movement of the tongue diagnosis lifting frame. The whole device is small in size and convenient to carry and move, and meets the requirements for convenience and practicability of tongue vein diagnosis in traditional Chinese medicine.

The present invention relates to an actuator, optionally for an exoskeleton, comprising: a motor for providing speed and force to a deceleration assembly; the two-stage speed reduction assembly comprises an input pulley and an output pulley; the two-stage speed reduction assembly is configured to perform speed reduction and force increase; wherein the motor, the input pulley and the output pulley are coaxially positioned within the actuator and / or in the same plane and / or are located within the actuator with respect to one another.

This invention patent provides a digital system and its operation method for improving manufacturing quality in C2B manufacturing. It uses a handheld terminal equipped with a quality inspection app to collect data, which is then analyzed and processed in real-time by a server. Quality issues are accurately categorized and alerted to responsible parties, and a closed-loop system for problem containment is completed based on WeChat and a large data dashboard. This system can effectively address quality issues occurring in the workshop, providing real-time and precise intervention and containment, thus significantly improving manufacturing quality.

The present invention provides a shift panel with infrared pressure touch and vibration feedback, belonging to the technical field of automobile parts, and comprising a panel bracket, a panel, a main control board, an infrared sensor, a plurality of elastic support components and an actuator; the present invention has infrared pressure touch and vibration feedback functions, so that users can sense the operation by touch, especially during high-speed driving, which makes it difficult for users to quickly identify and accurately judge the triggering state of touch buttons, so vibration feedback is adopted to further improve the safety of vehicle driving while enhancing human-computer interactivity; at the same time, the elastic support component ensures that the panel can vibrate in the Z direction relative to the panel bracket, and an elastic connection structure is also arranged between the two to ensure the Z-direction elastic support and vibration buffering of the middle part of the panel, and an elastic support structure is further arranged between the two to ensure the Z-direction rebound force of the edge of the panel, which can assist the panel not to be loose in the initial state.