264results about How to "Improve the effect of practice" patented technology

The invention discloses an image feature comparison based counterfeit vehicle registration plate identification system which comprises a vehicle image acquisition module, a counterfeit registration plate pre-processing module and a counterfeit registration plate intensification identification module, and is characterized in that the vehicle image acquisition module is used for acquiring vehicle images and sending the images to the counterfeit registration plate pre-processing module; the counterfeit registration plate pre-processing module is provided with a vehicle type feature library and a vehicle basic library, and used for judging the type of the vehicle to be identified according to number plate area and vehicle head area, and for comparing the type with the vehicle type obtained from the vehicle type feature library through retrieval according to the vehicle number plate; when the vehicle type judged based on both the number plate area and the vehicle head area is not consistent with the vehicle type obtained from the vehicle type feature library through retrieval according to the vehicle number plate, the counterfeit registration plate pre-processing module takes the vehicle to be identified into the counterfeit registration plate suspicion library and transmits to the counterfeit registration plate intensification identification module for processing; the counterfeit registration plate intensification identification module judges whether the to-be-identified vehicle with the plate taken into the counterfeit registration plate suspicion library is the set of sign vehicle according to the vehicle number plate reissue condition, the intensity of license plate fuzzy coefficient of the to-be-identified vehicle image, and the intensity of the error clustering factor of license plate number.

An apparatus and an associated method facilitate analysis of events associated with a network system. Event occurrence items are compared with event rules of an event rule set to determine whether the items are potentially significant. If considered to be potentially significant, a scorer assigns a score to the event occurrence item to provide a relative indication of the potential significance of the event occurrence item.

A device (110) for processing audio data (106) for a multi channel audio playback system (100), comprises an identification unit (115), an extraction unit (120), and an averaging unit (125). The identification unit identifies segments of the audio data (106) related to a selected one of the channels (101 to 103) and belonging to a reference audio class. The extraction unit (120) extracts an audio property of the identified segments. The averaging unit (125) estimates an average value over a predetermined time period of the audio property of the channel (101) based on the extracted audio property of the identified segments.

The beginning of an apnea can be recognized reliably if a series of sample values describing the breathing noise of a patient are processed in block-wise manner, and if a fingerprint with a predetermined number of fingerprint coefficients describing a waveform of the sample values within a block is determined for a number of sample values within the block. Since the number of fingerprint coefficients is smaller than the number of sample values within the block, comparison of the fingerprint coefficients with reference fingerprint coefficients characteristic for the waveform at the beginning of an apnea can be performed efficiently and reliably, in order to detect the beginning of the apnea.

The invention relates to a facial expression recognition and interaction method based on GPU acceleration, and belongs to the field of mode recognition. The method establishes a method framework of rapidly recognizing micro-expression based on GPU acceleration. The method comprises: firstly, acquiring user facial images through an ordinary camera or a video, performing facial detection and facial feature point recognition by using a recognition method based on Haar characteristics and AdaBoost, to recognize position coordinates of user pupils, apex nasi, etc., dividing a face into a plurality of critical areas, using a Gabor filtering method based on GPU acceleration, performing Gabor filtering on the whole face in five dimensions and eight directions, and performing feature extraction on the critical areas near the facial feature points. According to the method, features of CK, CK+, MMI extracted from a database are marked in labels according to whether micro-expression occurs or not, and through putting the features with the labels to a SVM, a recognition model is obtained. A user puts the extracted features into the recognition model to obtain specific information of the micro-expression.

The invention belongs to the technical field of war game deduction, and discloses a novel emergency computer war game deduction system and method. A data service layer is used for providing various persistent data and access support services for a model support layer; a model support layer is used for simulating data for a deduction engine; the deduction engine is used for packaging the core logicof the system and providing a deduction service for the deduction process; the application layer provides service information for the user side; and the user side interacts the information provided by the application layer. Aiming at a specific chess piece model, the chess piece model can be formed by combining basic models, a data and expansibility basis is provided for a war game chess system,and the system adopts metadata to describe the basic models to simplify model construction and expansion; the data service can be used for providing access support for various persistent data of the system; a supporting means is provided for armed police forces to carry out novel combat training means research; and an open armed police war game deduction platform is provided.

The invention relates to a method for realizing the security and credibility of an intelligent mobile terminal and a system thereof, belonging to the field of information security and credibility management of the intelligent mobile terminal. The system comprises a multifunctional safety terminal, an intelligent mobile terminal and a trusted server. The multifunctional safety terminal mainly comprises one set of system interfaces, one set of input and output devices and an internal function module. The internal function modules comprise a terminal application program, an application level interface integrated module, a connection management module, a safety channel module, a digital certificate management module and an information security processing module. By using the connection between the multifunctional safety terminal and the intelligent mobile terminal, a safety channel from the multifunctional safety terminal to the trusted server is established, and the security and credibility of intelligent mobile terminal are realized. According to the method and the system, the cross platform is realized, a series of application level call interfaces are provided, the realization detail of a system bottom layer is effectively protected, and the potential risk of the intelligent mobile terminal is effected evaded by using the transparent, encrypted and controllable safety channel.

The invention discloses a non-noble metal composite oxide monolithic catalytic combustion catalyst and a preparation method thereof. The preparation method comprises the following steps: preferably selecting soluble salt solutions of more than two of Mg, Ti, Mn, Co, Cu, La, Ce and Zr and loading onto modified attapulgite (ATP); drying and roasting to prepare a composite oxide powder type catalyst; then uniformly grinding the prepared powder type catalyst and adding an additive and water; after sufficiently stirring, mixing, kneading and ageing to obtain plastic mud; and extruding and molding by a mold, cutting, drying and roasting to finally obtain the honeycomb-shaped composite oxide monolithic catalytic combustion catalyst. The catalyst provided by the invention has the advantages of high mechanical strength, good chemical stability, low raw material cost, simple preparation process and the like and has a good removal effect on catalytic combustion of low-concentration organic waste gas, especially alcohols, benzene compounds and carboxylates.

The invention relates to the relay protection field of a power distribution network circuit, and particularly relates to a DG connection distribution network optimum capacity calculation method, wherein for researching the DG optimal grid-connection capacity, the short circuit conditions in the distribution network are divided into three conditions, namely, short circuit on the downstream of DG, short circuit on the upstream of the DG and short circuit in adjacent feeder lines; and next, influence of DG connection to the original protection of the distribution network, and constraint of the original protection of the distribution network on DG capacity are analyzed separately, and critical values of the DG capacity in the three conditions are worked out separately, wherein the minimum value is the DG optimum connection capacity. The invention aims to solve the problem of circuit protection error operation when a fault is caused in DG connection to the distribution network; and startingfrom the aspect of not changing the original current protection set value of the distribution network, and by considering the injection condition of the DG capacity on each fault point short circuitcurrent in a fault, the optimum connection capacity without influencing the protection action is determined, thereby improving operational stability and safety of the distribution network.

The invention discloses a vascular stenosis detection method and device. The method comprises the steps of acquiring a computed tomography angiography (CTA) image for a blood vessel to be detected; straightening and imaging the CTA image at a plurality of set angles to obtain a plurality of straightened images at a plurality of set angles; carrying out width measurement on the straightened imagesone by one, and outputting a width curve corresponding to the straightened image with the set angle; and performing plaque positioning screening on the width curve one by one, and determining a narrowarea of the blood vessel to be detected according to a plaque positioning screening result. By implementing the method and the equipment provided by the invention, the accuracy of vascular stenosis detection can be improved.

The invention provides a method for realizing quick alarming and quick alarming confirmation. The method comprises the following steps: user login is completed; authenticity of a user identity is verified; report information is uploaded by a user through a terminal, is saved at the server-side by the server-side, and is processed; and pictures of personnel, vehicles and articles are recognized and compared, and if the comparison is successful, the server-side sends out the automatic alarming prompt. According to the method, after the account number of the user is registered, login can be performed at any time and a picture or a video is uploaded, so that details of a case can be reported conveniently, and the identity of a criminal suspect is checked conveniently; hints are provided for people's police to handle the case; practical capabilities of collecting the hints are greatly promoted; the method facilitates the improvement of case handling efficiency of the people's police; and meanwhile, the efficient identity is registered and verified during alarming, so that the situations of false alarms are greatly reduced, and the factual basis is provided for the reporting and registering of the case and an incident.

The invention provides a torque-adjustable screwdriver, comprising a handle, a screwdriver rod and a screwdriver head, a connecting shaft, a connecting head, an adjusting ring, a central rod and a ball bearing spring torsion mechanism; wherein, the connecting shaft is connected at the front end of the handle; the connecting head is connected at the front end of the connecting shaft and sleeved at the rear end of the screwdriver rod; the adjusting ring is sleeved on the handle, the connecting shaft and the connecting head; one end of the central rod is inserted into the connecting shaft and connected with the connecting shaft and the other end thereof is inserted into the screwdriver rod and connected with the screwdriver rod; the ball bearing spring torque mechanism pushes through the connecting shaft in the radial direction, the internal end thereof is connected with the central rod in a contacting way and the external end thereof is connected with the adjusting ring in a contacting way. When the torque-adjustable screwdriver of the invention is in use, the torque can be effectively controlled, the operation is convenient, an idler rotation effect can be generated when the force is excessive, and the operated workpiece can be effectively protected.

The invention discloses a multi-unmanned-aerial-vehicle intelligent cooperative defense penetration confrontation method. The method comprises the following steps: step 1, training an unmanned aerialvehicle cluster to obtain a strategy model of each unmanned aerial vehicle in the cluster; and step 2, enabling each unmanned aerial vehicle to obtain a behavior decision by adopting the strategy model obtained by training according to the observation state. The multi-unmanned aerial vehicle cooperative defense penetration method disclosed by the invention can be used for unmanned aerial vehicle cooperative defense penetration in a complex environment, and the trained strategy model only depends on local observation information of the unmanned aerial vehicle and can give an optimal behavior decision during execution; through a centralized evaluation module and a counter-fact baseline method, cooperative win-win of multiple unmanned aerial vehicles is realized, individual income and overallincome of a cluster are balanced, and an efficient and reliable technical scheme is provided for cooperative defense penetration of the multiple unmanned aerial vehicles.

The invention relates to man-machine interaction feedback equipment and method based on writing. The equipment comprises a terminal communication module, a terminal processing module and a display module, wherein the terminal communication module is used for receiving writing track information of a user, the terminal processing module is used for generating corresponding character information according to the writing track information and comparing the generated character information with stored corresponding character information to obtain a comparison result, and the display module is used for displaying the generated character information and the comparison result. Due to the fact that the writing track information of the user is obtained and transmitted to the man-machine interaction feedback equipment with a display function, character information of writing is represented, and meanwhile the represented character information of writing is compared with the corresponding character information stored in the man-machine interaction feedback equipment to obtain a comparison result and display the result to the user, so that a writing exercise result of the user can be quickly, accurately and visually fed back to the user, meanwhile the exercise effect of the user is improved, and user experience is improved.

A networking type electrical fire early warning system comprises a sensing terminal nodes configured in regions to be detected, a gateway and a monitoring center server. The sensing terminal nodes are used for acquiring electrical signals in the regions to be detected, the output ends of the sensing terminal nodes are connected with the signal input end of the gateway, the output end of the gateway is connected with the monitoring center server through a network, and the output end of the monitoring center server serves as an output of the networking type electrical fire early warning system to be connected with a remote user terminal wirelessly. The networking type electrical fire early warning system can monitor electrical devices round the clock all weather and timely and reliably performs fire early warning, and a monitoring center monitors and records power utilization information of the devices in real time, facilitates mastering of ageing situation of the electrical devices and can publish fire warning information to terminals of users.

The invention discloses a processing method and device for data in a webpage. The method comprises the steps of monitoring an editing operation executed on the data in the webpage, obtaining information of the editing operation, and locally caching the information of the editing operation. According to the method, compared with the mode that the information of the editing operation is stored into a server, the mode that the information of the editing operation is locally cached to be stored can improve the caching speed. When a request for reading the information of the editing operation is received, the requested information of the editing operation can be read from a local cache, and therefore the speed for reading the information of the editing operation is improved. Therefore, the information of the editing operation is cached to the local cache, interaction between a terminal and the server is reduced, and resource losses of the server are reduced. In addition, user information leakage is prevented by emptying the information of the editing operation in the local cache, and the aim of protecting user information is achieved.

The invention relates to a preparation method of instant silverfish protein powder. Silverfishes are taken as a raw material, and processes of raw material pretreatment, smashing, enzymolysis, enzyme deactivation, centrifugation, fishy smell elimination, concentration and spray drying are carried out, so that the instant silverfish protein powder is prepared, wherein silverfish protein hydrolysis degree reaches 49.10%, silverfish protein recovery rate reaches 98.00%, the product is milky white in colour and luster and convenient to carry, has no fishlike smell, is long in storage period, easily soluble and easily dispersed and is a functional fish protein powder product, and health food is provided for human while additional value of silverfishes is improved. Technology is relatively simple, and enzymolysis time is short, so that the preparation method of the instant silverfish protein powder is applicable to industrial application. The preparation method of the instant silverfish protein powder has positive influence on further developing the silverfishes and expanding types of highly processed products of the silverfishes.