34results about How to "Challenging" patented technology

The invention relates to a block stone-reinforced concrete piling composite groyne bank protection structure, which is used for bank protection in hydraulic engineering and ocean engineering. The block stone-reinforced concrete piling composite groyne bank protection structure consists of reinforced concrete pilings, connecting and tying beams and block stones. When the composite pile type groyne structure ensures the accretion promotion and pond protection effect of the pile type groyne, the goal of reducing the engineering manufacture cost is reached through enlarging the piling space and reducing the consumption of reinforced concrete.

The invention discloses a game type upper limb rehabilitation training system and method based on virtual reality interaction. An RGB camera shooting module, an infrared projection and camera shooting module and a microphone array module are used for acquiring information of patients, a rehabilitation module is used for preparing rehabilitation schemes of the patients according to the input information, the rehabilitation schemes are all transmitted to a data analysis and processing module at a PC terminal, the data analysis and processing module is used for preparing game type rehabilitation training videos based on interaction, the patients complete corresponding game actions through hand gestures of the upper limb or voice according to game settings on a display screen on a man-machine interaction module, and the game type rehabilitation process with fun and challenges is achieved; in the training process, no rehabilitation device needs to be worn, and the process is very simple; a data storage module records and stores related information in real time, the data analysis and processing module achieves rehabilitation trainings special for the patients according to timely optimized rehabilitation training games, and the rehabilitation time of the patients is shortened.

This invention provide an electricity supply method and device, which has the following advantages: trackless or track automobile or moving robots without cable for supply; less limitation on the robot movement or trackless automobiles. The trackless or track automobile or moving robot without power storage device decreases the self-weight of the trackless automobile or moving robot to improve the energy usage efficiency.

The invention discloses an intelligent pump station operation and maintenance method. The method comprises the steps of recording the related information of a pump station; receiving an abnormal operation signal sent by one abnormal pump station, analyzing the abnormal operation signal, analyzing a plurality of abnormal reasons, and calculating the model of the spare and accessory parts needing tobe replaced and/or maintained for eliminating the abnormal reasons according to each abnormal reason; and according to a preset deployment rule, deploying one or more operation and maintenance personnel as the troubleshooting personnel of the pump station, automatically generating a troubleshooting plan, and sending the troubleshooting plan to the troubleshooting personnel. According to the invention, the troubleshooting time can be shortened, the troubleshooting efficiency is improved, and the workload of the operation and maintenance personnel and a pump station management center is reduced. After the troubleshooting personnel are determined, a troubleshooting plan is generated to assist the troubleshooting personnel to quickly and effectively eliminate the faults, the troubleshooting personnel can adjust the own working states within a certain range in combination with the own working states, so that the troubleshooting personnel have a certain autonomous selection right for the own working arrangement, and the two-way selection is achieved.

The invention discloses a zero sample sketch retrieval method based on discriminative improvement, and provides a teacher-student network system structure which is composed of a teacher network using a pre-training model and a student network guided by the teacher network to output. The method comprises the steps: employing a stronger pre-training model as a teacher network, and increasing a hard coding distance based on a prediction probability to further enhance the discrimination of the teacher network; taking the output of the teacher network as a learning target, and the student network is finely adjusted. through training, obtaining a sketch network model with better performance; during retrieval, inputting a sketch to be queried and each candidate image into the sketch network model to obtain feature vectors of the sketch to be queried and the candidate images; calculating the Euclidean distance between the feature vectors and measuring the similarity between the sketch query and each candidate image; and according to the similarity, enabling the model to return an image most similar to the sketch to be queried. The method has the advantages of high retrieval accuracy, high model stability and high applicability.

The invention belongs to the field of genomics and bioinformatics, and relates to a cfDNA classification method and device and application. The cfDNA classification method comprises the following steps: calculating copy number variation data of cfDNA in a target sample; calculating the similarity between the target cfDNA copy number variation data and the cfDNA copy number variation data of each classification label; and determining the classification to which the target cfDNA belongs by using a classifier model according to the similarity. Diagnosis of up to three urogenital system tumors canbe completed at a time, so that the method and device have high sensitivity and specificity. Particularly, the sensitivity and the specificity in the aspects of diagnosis and dynamic monitoring of the urothelial cancer are higher than those of a detection method used clinically at present.

A multifunctional auxiliary device for music high pitch VR training comprises a box body, an opening is formed in the top face of the box body, a sealing door is hinged to the top face of the box body, a transverse rotating shaft is arranged in the box body, one end of the rotating shaft penetrates through one side of the inner wall of the box body and is connected with a bearing of the rotating shaft, and an impeller is fixedly installed on the periphery of the rotating shaft and located in the box body. The periphery of the rotating shaft is sleeved with a plurality of fixing rings and fixedly connected with the fixing rings, a plurality of screw holes are formed in the peripheries of the fixing rings respectively, screw rods in threaded fit with the screw holes are arranged in the screwholes respectively, and the outer ends of the screw rods are fixedly connected with one ends of connecting ropes respectively. The PC can detect the sound emitted by the device and send the analysisinformation to the VR glasses, and the VR glasses convert the analysis information into image information and display the image information in front of the eyes of a user, so that the user feels novel, the user can record each training through the PC, a list is set, the PC can be networked to challenge the vital capacity with other users, so that the exercise enthusiasm of the users is improved.

The invention discloses a personal air vehicle, discloses a sport device challenging limit sports, and particularly relates to the personal air vehicle. Both sides of a main wing bone are each provided with a gasoline engine, and each engine is provided with a propeller; the main wing bone is provided with a main wing bone cloth cape; a tail wing bone is provided with a tail wing cloth cape; during use, a passenger body is tied firmly by a tying belt and a passenger soft seat, a passenger holds a joystick by hand, the gasoline engines are started to drive the propellers to rotate, when a certain speed is reached, air is pushed to flow downward, an overall upward pushing force is generated, and the air vehicle gets off the ground to complete taking-off. The personal air vehicle is used as the athletic sports device challenging the limit, is novel in style and strong in challenge, can bring enjoyment of flying pleasure to a sporter, has the characteristics of small volume and light weight, and does not need special specifications and large-area places. With the joystick, a vehicle body is flexible to steer. The passenger is allowed to fly with various postures, the air retention time is long, the fuel consumption is low, and the problems existing in a conventional air vehicle are solved.

The invention discloses a behavior detection method and system based on a wireless radio frequency signal. The method comprises the following steps: acquiring a to-be-detected object to obtain WiFi information; processing the WiFi information to obtain detection data capable of inputting a time sequence Unet; constructing and training a time sequence Unet to obtain a time sequence Unet model; and inputting detection data into the time sequence Unet model to obtain a detection result. The method for detecting the behavior event in the N-to-N mode is realized, namely, a section of wireless radio frequency signal with the length of N is input, and an action category corresponding to each sampling moment is output; the behavior type can be detected, the starting and ending time of the behavior can also be detected, and the method can be applied to downstream tasks sensitive to action time.

The invention discloses a laser reverse attack device which comprises a supporting frame, an XY-axis pan tilt, a controller, an infrared emission gun and a lithium battery, wherein the XY-axis pan tilt is arranged on the supporting frame and used for driving the infrared emission gun to emit infrared laser in all directions, the controller is used for controlling and adjusting the XY-axis pan tiltand the infrared emission gun, and the lithium battery is used for supplying power to the XY-axis pan tilt and the infrared emission gun. The laser reverse attack device has XL two-axis movement capacity, can move horizontally and vertically at the same time, is adjustable in movement speed and angle, and can emit laser signals to an imaginary enemy according to simulation training requirements.

The invention discloses a method and device for an interactive television system to push interactive information, used for attracting users to participate in audience and interaction of a television play video with the help of functions of a mobile terminal. The method comprises the following steps: obtaining information of at least one user terminal; obtaining user information using at least one user terminal according to the information of at least one user terminal;; and sending television programme replaying information to the user terminal. According to the invention, different interactive information is set when an interactive television programme is replayed; interactive activities when the interactive television programme is replayed are recommended to the users; therefore, the interactive activities of the television programme have high timeliness and challenge; furthermore, the opportunity for increasing grade information is provided for the users; audience crowds of the television programme easily participate in interaction of the television programme by utilizing the user terminal in the television play video process; the users are attracted to participate in audience and interaction of the television play video; therefore, the audience rate of the television programme is increased; and the user participation interactivity and visual experience are improved.

The invention discloses a hearing system to be worn on the head of a user. The hearing system comprises a supporting component and at least one bridge base component, wherein the support member supports at least one abutment member, the at least one abutment member having a contact surface, the support member being configured to be placed at the head of the user such that the contact surface of the at least one abutment member contacts the head of the user in a region around one of the ears of the user, in particular in a region of one of the mastoid bones of the user, at least one bridge base component comprises a contact element, and the contact element is configured to transmit the vibration generated by the vibration generating unit towards the contact surface; wherein the contact element is made of a fiber-reinforced plastic material or a non-fiber-reinforced plastic material.

The invention provides training equipment for standing exercise. The training equipment comprises a standing pile bottom plate, a training back board, a staring front rod, a clock, an adjusting support board, a lifting chute, an arc ball-holding bottom plate, an arc ball-holding outer side board, an arc ball-holding inner side board, a knee bending training mechanism and a balance self-control mechanism; the adjusting support board is welded to the training back board on the surfaces; the lifting chute is opened in the training back board; the standing pile bottom plate is welded to the training back board in the surface; the staring front rod is welded to the standing pile bottom plate on the surfaces; and the invention relates to the field of body building. According to training equipment for standing exercise, beginners can count and improve their attention by staring at the front rod and the clock, thus effectively solving the problem of lack of corresponding training equipment forcurrent standing exercise. Beginners are difficult to master the postures and skilled people can only increase the training time to enhance the training effect so equipment for enhancing training effect by increasing skills is required; therefore, the training equipment for standing exercise is required.

The invention provides a football shooting recreation wall and a using method thereof. The aim is to improve the shooting interest of a user. The football shooting recreation wall comprises a wall body where a goal pattern is drawn, the wall body comprises a supporting frame, multiple cavities with square sections are uniformly distributed at the positions, corresponding to the goal pattern, of the supporting frame, and are parallel to the ground in the axial direction, the front ends of the cavities are open, the rear ends of the cavities are closed, and the side length of the cavities is larger than the diameter of a football. A goalkeeper track and a man wall track which are parallel to the wall body are arranged in front of the wall body, a goalkeeper figure which slides along the goalkeeper track is arranged on the goalkeeper track, and a man wall figure which slides along the man wall track is arranged on the man wall track. The football shooting recreation wall can conduct shooting training according to simulated actual matching conditions, provides different awarding procedures during shooting training, can effectively improve the training enthusiasm of old and young players, can be further used for recreation places, and improves the interest of people in football.

The invention discloses a rock-climbing amusement device, which belongs to the field of amusement devices and solves the problem that it is difficult for children to participate in rock-climbing activities. Rock climbing amusement equipment, including a base, a support rod and a number of rock climbing blocks, the support rod is vertically arranged on the base, the rock climbing block is provided with a mounting hole, the side of the rock climbing block parallel to the axis of the mounting hole is provided with a groove, and the support rod passes through the climbing rock The installation hole of the block, the last rock climbing block is pressed on the next rock climbing block, the angle between the projections of the adjacent two rock climbing blocks on the base is greater than 0° and less than 15°, the adjacent two rock climbing blocks are fixed to each other, the bottom rock climbing block The block and the base are fixed, a hanging rod is arranged on the top of the supporting rod, a safety gourd is respectively arranged on both sides of the hanging rod, and a hanging rope is arranged on the safety gourd. The above-mentioned rock climbing amusement equipment is a challenging amusement equipment with strong challenge, strong interest, reasonable operation, long service life and high safety factor.

A group robot target drone confrontation system disclosed by the present invention comprises a central control terminal, a wireless communication module and a plurality of robot target drones, the central control terminal is used for formulating a confrontation scheme, and the central control terminal and the robot target drones are bidirectionally and electrically connected through the wireless communication module. The robot target drone comprises a scheme receiving module, an environment data acquisition module, a data transmission module, a data processing module, an execution module and a robot confrontation target, and the scheme receiving module is used for receiving a scheme issued by the central control terminal and sending the scheme to the data processing module; and the environment data acquisition module is used for acquiring surrounding environment data and uploading the surrounding environment data to the data processing module through the data transmission module, the data processing module issues execution actions to the robot confrontation target through the execution module, and the robot confrontation target is connected with the central control terminal.

The invention discloses a ball as well as a ball frame and a court special for ball sports. The ball and the ball frame are provided with nine-square patterns and structures. During the ball movement,competition scores are obtained through rush running and pitching; a professional sports culture suitable for localized development is originally provided; the sports ball conforms to the popular, peaceful, nationalized, lively, lively, marketized and industrialized occupational sports characteristics, the ball sports are easy to enter, and the sports ball is full of passion, interestingness andchallenge, is not limited by age, gender and figure, is low in threshold and high in universality, and can meet the requirements of modern people for diversity and individuation selection of sports.