164results about How to "Solve common problems" patented technology

The invention discloses a human behavior recognition method and system based on a multi-mode deep Boltzmann machine. The method includes the following steps: 1) acquiring visual and wearable sensor data; 2) building visual data and wearable sensor multi-mode fusion model; 3) carrying out heterogeneous transfer learning by using a deep neural network to reconstruct missing data; 4) performing classification by using a softmax regression model classifier; 5) adaptively adjusting a deep network model generated by common sample data according to user individual characteristics. The human behaviorrecognition method and system can improve the accuracy of human body recognition in the event of complex scenes and missing data.

The invention discloses an ancient Chinese translation method based on neural machine translation. Firstly, the standardized ancient Chinese corpus is tagged. Then the tagged results are processed toform an ancient Chinese corpus which can be used as the source of neural machine translation. Finally, the neural machine translation of ancient Chinese is carried out. The invention not only expandsthe theoretical research of the advanced neural machine translation technology, but also enables the technology to be used in the practical application of the ancient Chinese to the modern Chinese with high effect. This patent combines neural machine translation with ancient Chinese translation, which makes this research a highlight in the field of ancient Chinese translation.

The invention discloses a traffic light full-automatic positioning and recognizing method based on self-regulated learning. The method includes the steps of firstly, positioning traffic lights according to an inputted video stream in the aspects of the spatial domain, the frequency domain and the time domain so as to obtain final positioning results, and determining the final positions and the final sizes of the traffic lights according to the positioning result of the frequency domain and the positioning result of the time domain; secondly, determining the initial recognition states of the traffic lights according to spatial domain detection results of the traffic lights and the final positioning results of the traffic lights; thirdly, renewing a Gaussian distribution model of pixel values which are generated when the traffic lights are turned on and turned off, and calibrating the initial recognition results based on the renewed model; fourthly, outputting positioning and recognizing results of the traffic lights. By means of the traffic light full-automatic positioning and recognizing method, restrictions such as color restrictions and shape restrictions of the traffic lights are prevented from being excessively depended on, the common difficult problems of positioning and recognizing of the traffic lights in a natural scene such as the color fuzzy problem, the color cast problem, the exposure problem, the automatic white balance problem, the similar interferent problem, the shielding problem, the electronic device aging problem, the long-scale contrast problem and the video jittering problem can be well solved, and the traffic lights are accurately positioned and recognized.

The present invention relates to an assembly of a valve body (A) and a seal (11). The valve body (A) comprises a gas flow duct (4) and a shutter (6), movably mounted between an open position and a closed position for closing off the movement of gases in the duct (4). The duct (4) is intended to be connected to a passage (B) to enable the flow of gas therebetween, the seal (11) being intended to be mounted between the duct (4) and the passage (B) to ensure that the gases are sealed off from one another. The assembly is characterized in that the seal (11) forms a seat for the shutter (6) in the closed position. The seal ensures sealing between the duct and the passage, regardless of whether the shutter is in the open or closed position, and ensures the sealing of the shutter in the closed position.

The invention provides an intelligent patrol inspection system and method for a power distribution network based on the internet of things. The method comprises the following steps: the inspection personnel logs in an intelligent inspection terminal through an NFC identity recognition module and receives an inspection task and an inspection path integrated optimization strategy; the inspection personnel performs patrol inspection according to the inspection task and the inspection path and recognizes the equipment identity and performs navigation through a "GPS + Beidou" dual-mode positioningmodule; The equipment state information is acquired in real time by a professional sensor acquisition module and an information storage and processing module and stored, preprocessed and uploaded; andthe background application realizes the power distribution equipment state evaluation and diagnosis according to the uploaded state data and generates the next inspection path integrated optimizationstrategy according to the equipment state, the network topology and the geographic information. The drawbacks of low informatization level and high workload of the existing patrol inspection mode canbe overcome, and the quality and the efficiency of power distribution network patrol inspection can be remarkably improved.

The present invention relates to a tangential feeding axial-flow threshing separation equipment. Its threshing element adopts short threaded rod-toothed bar combination structure, said short threaded rod is mounted on the threaded rod seat, the toothed bar is positioned at one side of threaded rod seat, its recessed plate adopts grid sieve and punching sieve combination structure, the above-mentioned two structures can be matched with threshing drum so as to implement threshing and separation of crops. Said invention can be used for threshing and separation of several crops of rice, wheat, rape and soybean, etc.

The present invention relates to azeotopic distillation process for separating butanol and butyl acetate. The technological process is completed with the apparatus including rectification tower (1), rectification tower (5), rectification tower (9), kettle reboiler, condensate cooler and phase splitting tank. The technological process includes feeding the material liquid in the middle part of rectification tower (1) and refluxing partial heavy water phase into the tower; refluxing light phase; obtaining butanol product in the kettle; refluxing partial light phase while recovering partially to the rectification tower (5); refluxing partial light phase while obtaining butyl acetate product in rectification tower (5); and feeding the heavy phase to rectification tower (9) and obtaining pure water in the kettle. The present invention has low power consumption, less side products, high butanol product quality, recovery of butyl acetate and high economic effect.

The invention belongs to underground coal mine mechanical devices and particularly relates to a novel belt conveyor which solves the problems of high energy consumption and poor safety in the existing belt conveyor. The conveyor comprises a body, an unloading portion, a head portion, a belt tensioning portion, a belt winding and unwinding device, a driving device, a transition off-tracking-proof front-arranged support roll group, a rubber belt, a self-movable tail, a belt protection and control system and a video monitoring system. The novel belt conveyor is applied to a working face of an underground coal mine to convey raw coal in a crossheading mode, can be used for long-distance large-quantity transportation, can adapt to various work conditions and roadway conditions, is high in operation stability and energy utilization rate and simple to operate, greatly reduces labor intensity, saves cost and is an ideal transportation device. The performance of the conveyor can meet the requirements of underground coal mine coal transportation for safety, high efficiency and energy saving, and functions of soft starting, soft braking, automatic tensioning, immediate belt tension adjustment, simultaneous driving of the head and the tail, returning of power generation work conditions and electric energy to a grid, belt off tracking adjustment to achieve stable transportation and the like can be achieved.

The invention discloses a testing fire and smoke grain high-speed sampling method and device, which is provided with a fuel gas interface on a drop burning platform connected with the fuel gas supplying pipeline. The fuel gas interface on the burning platform can be connected with nozzles of different models and an electricity heating zone is arranged at the surrounding zone around the fuel gas interface; or a liquid burning instrument is arranged on the burning platform, which achieves liquid burning fire of different scale through changing the side of a liquid burning container to conduct the corresponding burning study; at the surrounding zone of the heating zone, a ring-shaped filtering net is arranged to realize the stable controlling to burning; at one side of the heating zone or flame zone, a collecting piece is extended into the flame zone, and the collecting piece extends into the heating zone or the different heights or zones above the flame zone. By recording the position parameter of the collecting piece, the invention is beneficial for conducting regulated and repeatable burning experiment study.

The invention discloses waterborne antirust primer, comprising component A and component B; the component A is made from, by weight, 15-20% of deionized water, 0.1-0.4% of a humidifying agent, 0.1-0.3% of a dispersant, 0-0.5% of a defoaming agent, 32-39% of an antirust material, 5-10% of a filling material, 40-45% of styrene-acrylic emulsion, 0.3-0.8% of a leveling wetting agent, 0.1-0.3% of an associating thickener, 0-1% of a film-forming aid, 0-0.5% of a preservative; the component B is made from, by weight, 70-80% of silicates, 0-10% of silica sol, 2-4% of silane coupling agent, and 12-17%of deionized water. The properties of waterborne antirust coatings are satisfied, and the waterborne antirust coatings have good storage stability.

The invention discloses a prefabricated assembled cable trench and an installation method thereof; and the prefabricated assembled cable trench comprises prefabricated cable trench monomers, the cross section of each monomer is U-shaped trench body, the left and the right trench walls are symmetric and gradually shrink to become narrow from down to up, and the bottom is provided with an arc-shaped water drainage tank. The construction method comprises the following steps that: (a) the trench body is arranged on a plain concrete soil bedding layer with the thickness of 100mm, dry hard cement mortar of 30 to 50mm is paved for leveling when in installation, gaps of 5mm are pre-reserved between the cable trench monomers, and waterproof mortar is adopted for jointing; (b) a cable support is directly fixed on the trench wall by a core through bolt and an expansion bolt, grounding flat steel is put on the core through bolt, and both sides are welded with the support; and (c) a brick plastered trench body is adopted for the corner of the cable trench and T-shaped connector. The invention is characterized by convenient construction, good integrity and low cost.

The invention provides a trace template self-adaption method based on variance estimation. The method comprises the following steps that firstly, an initial center position of a target and an initial position frame determined according to the initial center position are acquired, wherein the initial center position is marked as x*; secondly, features of the target are acquired based on the initial position frame; thirdly, a target trace template is established according to the features acquired in the second step; fourthly, the target is traced according to the target trace template acquired in the third step, and the current time center position of the target is acquired; fifthly, the dimension of the target trace template is updated according to the current time center position of the target. By means of the method, trace robustness, timeliness and accuracy can be improved.

The invention discloses an uninterruptible power supply input switching control method and an uninterruptible power supply input switching control device. The control method includes the following steps that: as for any one commercial power relay or battery relay in an uninterruptible power supply (UPS), at a moment when the relay is switched from an actual switched-on state to an actual switched-off state or before that moment, the current in the relay is reduced to zero; after the relay is switched from the actual switched-off state to the actual switched-on state, the current in the relay is adjusted from zero to nonzero; and, at any moment, one relay at most in any one commercial power relay and a battery relay corresponding to the commercial power relay in the uninterruptible power supply (UPS) is set to the actual switched-on state. With the uninterruptible power supply input switching control method and device provided by the technical schemes of the invention adopted, the problem of concurrent switching on or adhesion of relays caused by the delay and discreteness of the action of the relays when the relays are adopted to realize uninterruptible power supply (UPS) input switching in the prior art can be solved, and therefore, the accuracy and safety of the uninterruptible power supply (UPS) input switching can be improved.

The embodiment of the invention provides a digital certificate generation method, an authentication method and electronic equipment, and is applied to the digital certificate technology field. The method comprises the following steps: acquiring user related information from a first client; sending a digital identity application request comprising user related information and a first application identifier of the first client to a network identity identification system; receiving a first digital identity fed back by the network identity recognition system, wherein the first application identifier is a unique identifier value allocated to each application by the network identity recognition system; sending a digital certificate application request including user related information, the first application identifier and the first digital identity to a CA certification authority, and receiving the digital certificate issued by the CA certification authority, thereby solving the universal problem of the digital certificate, realizing that one digital certificate can be used in a plurality of digital certificate application systems, reducing the redundancy of the digital certificate, andfurther improving the user experience.

The invention discloses a trolley sharing system based on the Internet of Things. The trolley sharing system aims at solving the problem that luggage guarding of passengers is troublesome at the airport or railway station. According to the trolley sharing system based on the Internet of Things, through the Internet of Things and the cloud computing technology, the ubiquitous problems of a traditional public trolley are solved; borrowing anytime and stopping anywhere flexible application and a management mechanism are achieved, the functions such as whole process tracking, advance reservation and consulting trolley borrowing are also achieved, and the application convenience of airport trolleys is greatly improved; meanwhile, as the trolleys are shared, the effect of emancipating double hands can be achieved, and the effect of guarding luggage can also be achieved.

The invention relates to the fingerprint identification method and its module suitable for many fingerprint sensors. Connect the optical sensor or the pressure sensor to the sensor interface of the fingerprint identification module with two software interfaces reserved. Through the simple connection between the user board interface and the fingerprint identification module interface, different sensors can be chosen arbitrarily according to the sensor setting command transmitted from the user board to assist the fingerprint identification module. By this means, the problem of only a single fingerprint optical sensor can be chosen by the fingerprint module is resolved. The invention can be also connected the computer to implement the demonstration of the functions of the fingerprint identification module through the management software. The whole module possesses the advantages of small volume, easy connection, large fingerprint memory, high comparison speed and so on. It can be applied to the small-sized fingerprint verification machine, and it is a good choice to secondarily develop the fingerprint products.

The invention provides a method and device in compatibility with different equipment with the same firmware. The device includes the following modules: a hardware recognition and identification recording module used for recording hardware recognition identifications, a hardware recognition execution module used for reading the hardware recognition identifications and executing operation corresponding to the hardware recognition identifications, an inverse operation generation module used for generating a record of inverse operation of the executed operation, and a recovery module used for executing the inverse operation after a system upgrading function is activated. According to the method and device in compatibility with different equipment with the same firmware, due to the fact only one software package is needed in initialization or upgrading for different equipment, the high maintaining cost brought by the fact that different equipment has different software packages is greatly reduced.

The invention discloses a block chain-based electric vehicle shared charging credible system and method. The system comprises a private pile owner, a charging pile operator, an electric vehicle user, a shared charging service platform and a trusted environment of a block chain network. Pointers are added for a block structure for rapid search, multi-party contracts are automatically executed to achieve contract content of safe calculation, and a reputation-based incentive mechanism for high-quality charging service is provided. And a shared charging multi-party participation trust environment is established from three aspects of secure storage, secure calculation and secure excitation.