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220results about How to "Solve the generality problem" patented technology

Deep reinforcement learning method and device based on environment state prediction

The invention discloses a deep reinforcement learning method and device based on environment state prediction. The method comprises the following steps that: establishing a deep reinforcement learningnetwork based on the environment prediction, and selecting a proper strategy decision method according to the characteristics of tasks; initializing network parameters, and establishing a storage area which meets a storage condition as an experience replaying area; according to the output of a strategy decision network, selecting a proper strategy to interact with environment, and continuously storing the interaction information of an interaction process into the experience replaying area; sampling a first sample sequence from the experience replaying area, utilizing a supervised learning method to train an environment prediction part, and repeating a first preset frequency; sampling a second sample sequence from the experience replaying area, fixing the parameter of the environment prediction part to be constant, utilizing a reinforcement learning method to train the strategy decision part, and repeating a second preset frequency; when network convergence meets a preset condition, obtaining a reinforcement learning network. By use of the method, learning efficiency can be effectively improved.
Owner:TSINGHUA UNIV

Self-travelling diamond-shaped pin-connected truss-type form traveler structure and form traveler travelling and constructing method

Disclosed are a self-travelling diamond-shaped pin-connected truss-type form traveler structure and a form traveler travelling and constructing method. A form traveler is mainly composed of a main truss system, a horizontal connection system, an internal formwork system, an external formwork system, a bottom formwork platform system, a hanging system, an anchoring system and a travelling system. The main truss system is composed of two main trusses and horizontal bracings, and each single main truss is composed of a lower chord, an upper chord, a diagonal rod and a vertical rod which are connected into a whole via single-hole bolt pins through joint boxes. The two main trusses are connected by the spacing-adjustable horizontal bracings. A rear anchoring system is connected to the rear of the lower chords of the main trusses. The travelling system comprises a section rail located under the main trusses, a left-handed wheel, rollers, a travelling pushing jack and the like. The self-travelling diamond-shaped pin-connected truss-type form traveler structure is quick to install, the spacing between the main trusses and the positions of hanging rods can be adjusted according to the section forms of different box girders on the basis that load bearing is satisfied, the optimal stress state is formed, universality is high, turnover rate of the form traveler is increased greatly, project cost is saved, and economical benefit is obvious.
Owner:HOHAI UNIV

Terahertz image stripe noise processing method and system

The present invention belongs to the terahertz detection array or infrared detection array imaging field and discloses a terahertz image stripe noise processing method and system. The method includes the following steps that: Fourier transformation is performed on acquired terahertz image data to obtain a frequency-domain image for characterizing the frequency-domain features of the terahertz image data; first band-stop filtering is performed on the frequency-domain image so as to remove periodic noises of a frequency range where stripe noises are located; high-pass filtering is performed on the frequency-domain image which has been subjected to the first band-stop filtering so as to attenuate or suppress low-frequency components and highlight remaining stripe noises; second band-stop filtering is performed on the frequency-domain image which has been subjected to the high-pass filtering so as to filter out stripe noises which have not been filtered out by the first band-stop filtering; and inverse Fourier transformation is performed on the frequency-domain image which has been subjected to the second band-stop filtering so as to convert the frequency-domain image into a time-domain image. Thus, with the method adopted, terahertz stripe noises can be effectively eliminated.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Information processing method, system and device for enhancing access security

The invention relates to the technical field of information security, and especially relates to an information processing method, system and device for enhancing access security. According to the method, the system and the related device disclosed by the invention, a user access security technique of an Internet application is improved; usability and universality problems are solved; an extensible method and device capable of generating client and server authentication, management and identification online is provided; a technical method for registering a client device is provided for automatically associating identification and a secret key; security verification applications are provided for the application by the infrastructure; the applications comprise a authorization technical method of the application, a method for updating the secret keys of the client and the server and a method for automatically obtaining one-time valid access certificate when the application is accessed. The system comprises an application server and a device and application relationship verification server; wherein the client device comprises an application client, a device and application relationship client and an independent security unit; the device and application relationship verification server comprises following functions and modules that a device management module receives device register, a device and application authorization management module manages device and application relationships; a device updating module initiates a system secret key updating process; and a device and application relationship verification module judges a received access certificate.
Owner:BEIJING DONGSHI TECH CO LTD

User-oriented database management system

The invention discloses a user-oriented database management system, comprising backstage databases, a management platform and a client, wherein the management platform is provided with a data management module, a configuration information module, a query condition management module and a query sentence edit module; the client is provided with query interfaces, and the management platform can login through any query interface; the data management module is connected with the backstage databases, and one or more database applications are set in the backstage databases; and the configuration information module sets configuration data for each backstage database, outputs a conditional variable set to the query condition management module and outputs a primary query sentence set and data connection parameters to the query sentence edit module. As the conditional variables in the conditional variable set correspond to the query conditions displayed on the query interfaces one by one, the query conditions are transferred to parameter sequences to replace the variable names of the conditional variables in the primary query sentences, therefore, the query conditions are selected by a user and then are dynamically combined with the conditional variables and the primary query sentences, query systems can be dynamically managed, and the query functions of the original system can be expanded.
Owner:重庆亿煊新材料科技有限公司

A denoising method of magnetotelluric signal based on noise discrimination

The invention discloses a magnetotelluric signal denoising method based on noise discrimination, which comprises the following steps: calculating approximate entropy and LZ complexity of each electromagnetic signal sample; using the approximate entropy, LZ complexity and class value of each electromagnetic signal sample to train the preset classification model to get the noise discrimination classification model; acquiring magnetotelluric signals to be processed, and performing noise screening on the magnetotelluric signals to be processed according to the noise screening classification modelto obtain electromagnetic signal segments with non-strong interference and electromagnetic signal segments with strong interference; combining the empirical mode decomposition of complementary set andwavelet threshold method, the strong disturbance electromagnetic signal being suppressed; the reconstructed magnetotelluric signal being obtained by combining the de-noising suppressed electromagnetic signal with the non-strong disturbance electromagnetic signal. The method of the invention can more accurately discriminate the data segments with strong interference and non-strong noise interference, retain the real magnetotelluric signal, and improve the denoising effect of the magnetotelluric signal.
Owner:HUNAN NORMAL UNIVERSITY

Wheel force transfer function testing method and device in free state

ActiveCN105510057AEnsure consistencyAddressing two key issues in vibration isolation testingVehicle wheel testingAccelerometerFree state
The invention provides a wheel force transfer function testing method and device in a free state. The testing method comprises the following steps that the position of a wheel is determined; the wheel force transfer function testing device is installed on a wheel hub of the wheel; a wheel center accelerometer and a tire top accelerometer are arranged; a testing system is connected; transfer functions of wheel center accelerometer signals to force triggering device excitation signals and transfer functions of tire top accelerometer signals to the force triggering device excitation signals are calculated; a wheel force transfer function is obtained through calculation. The force transfer function testing device which is connected with the wheel is designed and mainly solves two key problems in a wheel vibration isolation test, on one hand, exciting force response in three directions at the wheel center of the wheel can be obtained in one time, and on the other hand, the purpose that the tire leather vibration response is obtained by exciting the wheel center of the wheel is achieved as far as possible, and the actual stress mode of the wheel is simulated more truly. Therefore, the whole test is more convenient and closer to the actual condition.
Owner:CHINA AUTOMOTIVE TECH & RES CENT

Method for tracking movement of surgical bed, system for tracking movement of surgical bed and medium

The invention provides a method for tracking movement of surgical bed, a system for tracking the movement of the surgical bed and a medium. The method for tracking the movement of the surgical bed ischaracterized by adopting the following parts: a surgical bed, a medical robot, a computer, an optical sensor, a surgical bed marker, a robot marker, and data lines; the surgical bed marker is attached on the surgical bed; the robot marker is attached to the medical robot; and the data lines connects the optical sensor and the computer, as well as the computer and the medical robot. The method fortracking the movement of the surgical bed specifically comprises the following steps: step 1, capturing poses of the surgical bed marker and the robot marker by the optical sensor, and carrying out calibration; step 2, calibrating relative poses of the medical robot and the robot marker; and step 3, obtaining displacement information of the surgical bed marker when the surgical bed is moving, andtracking the displacement information of the surgical bed marker by the medical robot. The method for tracking the movement of the surgical bed is relatively low in cost, high in accuracy and small in delay, so that remote wireless tracking of target objects is realized.
Owner:SHANGHAI OPERATION ROBOT CO LTD

Glass sheet feeding and discharging integrated machine

The invention relates to a glass sheet feeding and discharging integrated machine. The glass sheet feeding and discharging integrated machine comprises a rack. The rack is connected with a movable frame. A swinging frame is hinged to the movable frame and provided with supporting plates. Each supporting plate is connected with a suction cup device. Each suction cup device comprises a fixing rod, wherein the fixing rod is connected with a suction cup. The glass sheet feeding and discharging integrated machine further comprises a compressed air source connected with a first branch air pipe and a second branch air pipe through a main air pipe. The first branch air pipe and the second branch air pipe are connected with an air outlet pipe. The air outlet pipe is connected with the corresponding suction cup. The main air pipe is connected with a filter and a pressure reduction valve. The first branch air pipe is connected with a first electromagnetic valve, a vacuum generator and a third electromagnetic valve, the second branch air pipe is connected with a second electromagnetic valve, the rack is provided with a control panel, and the control panel is connected with all control valves. The glass sheet feeding and discharging integrated machine has the beneficial effects that according to the device, an existing sheet feeding machine or an existing sheet discharging machine is improved, cost is low, each suction cup is independently controlled, the device can be applicable to sheet feeding and sheet discharging of glass different in size, universality is good, and operation is easy.
Owner:ANHUI JINGLING GLASS MACHINERY

Contract text customization method based on clause template

The invention relates to the enterprise informatization management system field and relates to the contract text customization method based on a clause template. The contract text customization method comprises steps of choosing and assembling proposed clauses from the contract clause template, wherein the clause comprises but not limits to the templates of important components of the contact, like the contract name, the contracting party, a voluntary covenanting clause, the object clause, the subject matter clause, the right clause, the obligation clause, the delivery clause, the payment clause, the dispute solution clause, etc, choosing a contract clause pattern which can be a summary pattern, an enumeration pattern and a listing pattern, and editing the contract clause key work and finishing the contract text customization. Compared with the prior art, the contract text customization method based on clause template performs in-depth decomposition on the contract template through changing the contract template presetting mode and using the visual angle and presets the clause template in the system instead of the contract template. The contract drafter can generate the contract texts of any types through combining different contract clause templates so as to solve the problem of the contract text fast customization.
Owner:XIAMEN YOYA NETWORK TECH CO LTD

Register and login system and method for biological characteristic distributed identity authentication

A register and login system for biological characteristic distributed identity authentication comprises a server side connected with the Internet, a plurality of user terminals, an access control sub-system mounted on the server side, and register and login subsystems mounted on the user terminals and linked with server side data via the Internet; according to the register and login subsystems, collected user biological characteristics are saved in the user terminals in a scattered manner, and a user fulfils identity authentication on each user terminal. The register and login subsystems and the access control sub-system create a unique user identification correspondingly bound with a user biological characteristic; the user biological characteristic is stored in a user terminal and the server side respectively; user identification and requests are automatically uploaded to the server side; and various tasks are controlled to be executed or terminated according to results of identity authentication; the access control sub-system configures a user account according to a bound user identification, saves the user account in the server side, and controls accessing of a user terminal to the server side according to the result of user identification authentication. The register and login system is convenient and fast to operate, and high in privacy security and economic efficiency.
Owner:掌握科技无锡有限公司

Live broadcast data transmission methods, equipment and system, and storage medium

The invention discloses live broadcast data transmission methods, device and equipment and a storage medium and relates to the technical field of communications. After receiving a return source instruction for returning an audio/video data stream, configuration information is obtained firstly, and whether the main-standby identity of a source station is switched or not is determined. In the case that the main-standby identity is not switched, that is, a first source station serving as a main source station before switching is still used as a main source station and continuously returns from athird-party server, and positioning information is added to the audio/video data stream by the first source station. In the case that the main-standby identity is switched, that is, the first source station serving as the main source station before switching is now switched to a standby source station, a second source station is now switched to the main source station, resourcing from the third-party server by the second source station, and the positioning information is added to the audio/video data by the second source station, and the first source station is returned to the second source station. Therefore, the data in the whole network can be ensured to be uniform, the data can be restored normally on the edge, and the universality problem in P2P transmission is solved.
Owner:SHENZHEN ONETHING TECH CO LTD

Simulation resource data processing and controlling system for virtual tests

The invention discloses a simulation resource data processing and controlling system for virtual tests, and relates to a simulation resource data processing and controlling system. The simulation resource data processing and controlling system aims to solve the problem of strict limitation on the universality and the openness of an existing simulation resource data managing system. The simulation resource data processing and controlling system comprises a first-layer organizational structure, a second-layer organizational structure, a third-layer organizational structure and a fourth-layer organizational structure; the first-layer organizational structure is used for storing simulation resource information by the aid of N database servers, the N is a positive integer, and each database server can process the original information in an optional form; the second-layer organizational structure is used for organizing data and serving simulation resource warehouses; the third-layer organizational structure is user application oriented and is used for implementing functions of warehouse managers in browser / server modes; and the fourth-layer organizational structure is used for external access including that users directly call or access service of the simulation resource warehouses and directly access warehouse management servers which are in website forms. The simulation resource data processing and controlling system is applicable to calling the simulation resource data of the virtual tests.
Owner:HARBIN INST OF TECH

Alarm device of safety belt

InactiveCN106043220AGuarantee the proper function during drivingSolve the generality problemBelt control systemsAutomobile safetyBelt safety
The invention, which belongs to the technical field of the automobile safety accessories, discloses an alarm device of a safety belt. The alarm device comprises a retractor, a safety belt braided belt, a safety belt lock assembly and a safety belt reminder. The safety belt lock assembly includes a slot and a buckle. The safety belt reminder consists of a pressure sensor, a signal detection device, a controller and an alarm device; and the signal detection device is used for detecting the stretched length of the safety belt braided belt. A key tooth notch of a buckle profile part and a protruded or recessed elastic part inside the slot are complementary. With the alarm device, a behavior that a driver deceives an alarm device by selecting another buckle to buckle it into a seat based on universality of the traditional buckle or enabling a safety belt to pass through the space between the back of a passenger and the seat and to be inserted into a safety belt slot can be improved; a phenomenon that a slot is blocked because of entrance of impurities into the safety belt slot opening can be avoided; and accidental shedding of the safety buckle can be prevented. Moreover, the alarm device has advantages of simple and unique structure, uniqueness, low mutual unlocking rate, low manufacturing cost, high security, reliability, and practicability, and easy popularization and application.
Owner:从光梅
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