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75results about How to "Pick up in time" patented technology

Method for dynamic acquisition and transmission of wireless data

The invention discloses a method for dynamic acquisition and transmission of wireless data. In a data acquisition process of the method, the time interval for data acquisition is dynamically adjusted, according to the change threshold of data acquisition. In a data storing process, the time interval and opportunity for data storing is dynamically adjusted according to the change threshold of data acquisition. In a data sending process, the opportunity for data sending is dynamically adjusted according to the acquisition value alarming threshold and changing rate alarming threshold of data acquisition. Dynamically increasing or reducing data sampling frequency without increasing power consumption of wireless equipment is realized based on data abnormity degree. Alarm information is timely sent by determination of dynamic data acquisition abnormity, so that managers can maintain equipment as early as possible. Wireless data bulk sent is reduced, and the power consumption of wireless monitoring equipment is reduced. The process state information of entire detected equipment can be monitored without increasing the total transmission data bulk.
Owner:北京必创科技股份有限公司

Ship conflict early warning method

The invention relates to a ship conflict early warning method. The ship conflict early warning method comprises the following steps that the real-time position information and the historical position information of a ship are obtained through maritime radar and are processed primarily; ship trajectory data are preprocessed at each sampling moment, clustering is conducted on the ship trajectory data at each sampling moment, parameter training is conducted on the ship trajectory data at each sampling moment by means of a hidden Markov model, the hidden state q corresponding to an observation value at the current moment is obtained at each sampling moment according to parameters of the hidden Markov model by means of the Viterbi algorithm, a predicted value of the position of the ship in the future time period is obtained at each sampling moment through a set prediction time domain W based on the hidden state q at the current moment, the dynamic behaviors of the ship are monitored in real time by establishing a safety rule set, and a warning message is sent out in time. According to the ship conflict early warning method, the trajectory of the ship is predicted in real time in a rolling mode, effective early warning of maritime conflicts is achieved, and the safety of marine traffic is improved.
Owner:JIANGSU UNIV OF TECH

Fast and efficient cloud mainframe creating and matching method and system

The invention provides a fast and efficient cloud mainframe creating and matching method and system. The method includes: creating a cloud mainframe warehouse, and setting inventory demand cloud mainframe types in the cloud mainframe warehouse; automatically creating the cloud mainframes corresponding to the cloud mainframe types in the cloud mainframe warehouse; receiving request information, applying for the cloud mainframe, transmitted by a user; extracting the cloud mainframes corresponding to the request information from the cloud mainframe warehouse according to the request information; distributing the extracted cloud mainframes to the user. The method has the advantages that the types and number of the large cloud mainframes required by the user in advance, the cloud mainframes are created according to the types and number, so that the cloud mainframes corresponding the request information can be extracted directly and distributed to the user when the request of the user is received, the user can use the cloud mainframes conveniently, the cloud mainframes can be distributed to the user fast, work efficiency for processing the request, for creating the cloud mainframes, transmitted by the user is increased, user wait time is reduced, and good user experience is achieved.
Owner:致云科技有限公司

Malicious file identification method, device and storage medium

The invention discloses a malicious file identification method, a device and a storage medium. The method comprises the steps of adopting a preset learning set consisting of a malicious file and a normal file to generate a machine learning model; reading a file to be detected other than the learning set; converting the file to be detected to a vector; and performing the malicious file identification on the file to be detected which is converted to the vector through the machine learning model. The machine learning model is generated by the preset learning set consisting of the malicious file and the normal file, and the generated machine learning model is used for performing the malicious file identification on the file to be detected except the learning set, so that the virus characteristics can be timely, accurately and efficiently extracted, any discovered malicious file can be immediately processed, and the detection efficiency of the malicious file can be greatly improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Control method of air traffic control system

The invention relates to a control method of an air traffic control system. The air traffic control system comprises a data communicating module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing air traffic control radar monitoring data and relevant automatic monitoring data and providing real-time tracking information for the control terminal module; the control terminal module comprises four sub-modules such as a preflight conflict-free 4D track creating sub-module, an in-flight short-term 4D track creating sub-module, a real-time flight conflict monitoring and warning sub-module, and a flight conflict resolution 4D flight path optimizing sub-module; the air traffic con method of the system is characterized in that flight planning data is treated by the control terminal module and 4D tracks are generated by a hidden Markov model so that potential traffic conflicts under airspace traffic conditions can be analyzed, and the most optimal resolution solution is provided by adopting a model predication and control theory method. The flight conflict can be effectively avoided by the control method and the security of the air traffic is also improved.
Owner:JIANGSU UNIV OF TECH

Control method of air traffic control system

The invention relates to a control method of an air traffic control system. The air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module; the monitoring data fusion module is sued for fusing air traffic control radar monitoring data and automatic related monitoring data so as to provide real-time track information to the control terminal control; the control terminal module comprises a preflight conflict-free 4D track generation sub-module, an in-flight short-period 4D track generation sub-module, a real-time flight conflict monitoring and warning sub-module and a flight conflict resolution 4D track optimization sub-module. The air traffic control method of the system is that the flight plan data are processed through the control terminal module, and a 4D track is generated through a hidden markov model, so as to analyze the potential traffic conflict of the air traffic condition; the optimal resolution scheme is provided by the model predictive control theory method. By adopting the control method of the air traffic control system, the flight conflict can be effectively prevented, and thus the safety of air traffic can be improved.
Owner:JIANGSU UNIVERSITY OF TECHNOLOGY

Distributed event collection probe, distributed event high-speed collection system and method

The invention discloses a distributed event collection probe, a distributed event high-speed collections system and method. Through the scheme provided by the invention, the event collection is performed through the distributed probe, and a distributed log collection analysis system is proposed by using the Redis, ZeroMQ, Elasticsearch and like technical means in combination. The collection analysis system is formed through the cooperation of the distributed event collection probe and an analysis platform, can collect, analyze and display an access log of the Nginx in real time, thereby fundamentally solving the challenge on the log collection and analysis system, wherein the challenge is caused by the scale explosion of log data; and meanwhile, the effective information can be timely extracted from mass logs for the safety attack activity of the internet, thereby safely providing information support for the enterprise. The distributed event collection scheme provided by the inventionsupports the data collection and processing under the conditions of complex environment and huge data size.
Owner:THE THIRD RES INST OF MIN OF PUBLIC SECURITY

Ship track real-time prediction method

The invention relates to a ship track real-time prediction method which comprises the steps that firstly, a sea radar is used for acquiring real-time and historic position information of a ship and processes the information primarily; then ship track data are preprocessed at each sampling moment, the ship track data are clustered at each sampling moment, parameter training is performed on the ship track data at each sampling moment with a hidden Markov model, a hidden state q corresponding to a current moment observation value is obtained with a Viterbi algorithm at each sampling moment according to parameters of the hidden Markov model, and finally, a ship position predication value in a further time period is obtained on the basis of the hidden state q of the ship at the current moment by setting a set predication time domain W at each sampling moment, and accordingly, the track of the ship in a future time period is speculated in a rolling manner at each sampling moment. The ship track real-time prediction method can predicate the ship track in real time in a rolling manner, the accurate is better, and powerful guarantee is provided for follow-up ship conflict release.
Owner:JIANGSU UNIV OF TECH

Flight conflict early warning method for air traffic control system

The invention relates to a flight conflict early warning method for an air traffic control system. The air traffic control system comprises a data communication module, a monitor data fusion module, an airborne terminal module and a control terminal module. The monitor data fusion module is used for realizing fusion between air traffic control radar monitor data and automatic related monitor data, and providing real-time flight path information for the control terminal module. The control terminal module comprises a preflight conflict-free 4D flight path generation submodule, an in-flight short-term 4D flight path generation submodule and a real-time flight conflict monitor and alarm submodule. According to the flight conflict early warning method for the air traffic control system, flight planning data are processed through the control terminal module, a 4D flight path is generated through a hidden Markov model, and potential traffic conflicts of airspace traffic situations are analyzed. The flight conflict early warning method for the air traffic control system can effectively and early warn flight conflicts and improve safety of air traffic.
Owner:JIANGSU UNIV OF TECH

Air traffic control method based on 4D flight path operation

The invention relates to an air traffic control method based on 4D flight path operation. The method is implemented through an air traffic control system, and the air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing air control radar monitoring data with automatic related monitoring data and providing real-time flight path information for the control terminal module; the control terminal module comprises a preflight conflict-free 4D flight path generation submodule, a flight medium and short term 4D flight path generation submodule, a real-time flight conflict monitoring and alarming submodule and a flight conflict resolution 4D flight path optimization submodule. According to the air traffic control method based on 4D flight path operation of the system, the control terminal module is used for processing flight plan data and generating 4D flight paths through a hidden Markov model to analyze potential traffic conflicts of airspace traffic conditions, and a model prediction control theoretical method is adopted to provide the optimal resolution scheme. The method can effectively prevent flight conflicts and improve air traffic safety.
Owner:JIANGSU UNIV OF TECH

Maritime traffic control method

The invention relates to a maritime traffic control method. The method includes the following steps: firstly, acquiring real-time and historical location information of ships through sea surface radar; secondly, at each sampling time, predicating tracks of the ships in the future period of time in a rolling mode according to the real-time and historical location information of the ships; thirdly, acquiring values of sea wind field variables on the basis of the current running status of the ships and a historical position observing sequence; fourthly, on the basis of the running status of each ship and a set security rule set needing to be satisfied when the ships run in the sea, monitoring dynamic behaviors of the ships and providing timely warning information to a maritime traffic control center; fifthly, when the warning information appears, under the premise that physical properties of the ships and sea traffic rules are satisfied, by setting an optimizing indicator function and integrating the wind-field variable values, adopting an adaptive control theory method to perform rolling planning on the collision avoidance tracks of the ships, and transmitting planning results to all the ships to be executed. The tracks are predicated and planned in real time, so that security is good.
Owner:JIANGSU UNIV OF TECH

Networking method for data hinge-service supporting system

The invention provides a data hub-business support system networked method, which has an N+1 architecture, comprising: firstly, storing subscriber data of each presidial city in N node databases, incrementally copying the subscriber data list and client data distributed in N node databases to a hub database by database technology every fifteen minutes, establishing a global subscriber data list and client data map, and storing the cross-area service data in a hub database; secondly, rapidly and linearly increasing node dilatancy by configuration control by a function actualization system for transferring the hub database of a net copy relation to a simple star relation; and thirdly, establishing a uniform client data management platform and a data supply center by a hub database, and actualizing a foreign subscribe and issuance according to need by a uniform interface of the hub database.
Owner:CHINA MOBILE GROUP JIANGSU

Data reporting method and apparatus, terminal and storage medium

The invention relates to the technical field of communication, and discloses a data reporting method and apparatus, a terminal and a storage medium. The method comprises the following steps: obtaininga data reporting configuration sent by a server; parsing the data reporting configuration, and converting the data reporting configuration into an executable data reporting operation set, wherein thedata reporting operation set comprises one or more data reporting operation items; obtaining an identifier of the data to be reported in the data reporting operation item; and when the data corresponding to the identifier meet the reporting condition of the data reporting operation item, reporting the data corresponding to the identifier to the server. By adoption of the data reporting method andapparatus disclosed by the invention, the flexibility of the client data reporting operation of the server can be improved, the data reporting points do not need to be compensated before issuance, and the data can be extracted from the issued online client subsequently on demand.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Extraction method and device for software error report

The embodiment of the invention discloses an extraction method and device for a software error report. The method comprises the steps that target software is started; monitoring software is started to monitor the operating state of the target software by means of the monitoring software; when the fact that the target software operates abnormally is monitored, the internal memory state of the target software in the abnormal state is captured to form the error report. The extraction method and device can extract the software error report in time and can save software development cost.
Owner:GUANGDONG VTRON TECH CO LTD

Ship trajectory real-time predicting method

The invention relates to a ship trajectory real-time predicting method. The ship trajectory real-time predicting method comprises the following steps that firstly, real-time and historical position information of a ship is obtained through sea surface radar and is primarily processed; then, ship trajectory data are preprocessed at each sampling time, then are clustered at each sampling time and are subjected to parameter training through a hidden Markov model at each sampling time, and then a hidden state q corresponding to the observation value at the current time is obtained by the adoption of a Viterbi algorithm according to parameters of the hidden Markov model at each sampling time; finally, by setting the prediction time domain W at each sampling time, on the basis of the hidden state q of the ship at the current time, the position prediction value O of the ship in the future is obtained, and therefore the ship trajectory in the future can be obtained in a rolling speculation mode at each sampling time. The ship trajectory real-time predicting method predicts the ship trajectory in real time in a rolling mode, is good in accuracy and provides powerful guarantee for subsequent ship conflict resolution.
Owner:JIANGSU UNIV OF TECH

Aircraft track forecasting method of air traffic control system

The invention relates to an aircraft track forecasting method of an air traffic control system. The air traffic control system comprises a data communicating module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing air traffic control radar monitoring data and relevant automatic monitoring data and providing real-time tracking information for the control terminal module; the control terminal module comprises two sub-modules such as a preflight conflict-free 4D track creating sub-module and an in-flight short-term 4D track creating sub-module; the aircraft track forecasting method of the system is characterized in that flight planning data is treated by the control terminal module and 4D tracks are generated by a hidden Markov model, so that potential traffic conflicts under airspace traffic conditions can be analyzed. The security of the air traffic can be effectively improved by the aircraft track forecasting method.
Owner:JIANGSU UNIV OF TECH

Aircraft locus prediction method

The invention relates to an aircraft locus prediction method which is implemented by an air traffic control system. The air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for realizing fusion of air traffic control radar supervision data and automatic correlation supervision data and providing real-time track information for the control terminal module; and the control terminal module comprises two submodules, i.e., conflict-free 4D track generation before flying and flight mid-and-short-term 4D track generation. The aircraft locus prediction method of such a system processes flight plan data by reliance on the control terminal module, generates a 4D track by use of a hidden Markov model and realizes analysis of potential traffic conflicts in airspace traffic conditions. The aircraft locus prediction method can effectively improve the safety of air traffic.
Owner:JIANGSU UNIV OF TECH

One-stop and multi-channel marine warning information issuing method

The invention relates to a one-stop and multi-channel marine warning information issuing method. The method comprises the steps that S1 a marine warning product is produced, and data information in the marine warning product is automatically saved in a product library and is pushed for review; S2 the data information, which meets an issuing need, of the marine warning product is stored in a corresponding folder or a database, and useful information is parsed and extracted to form a marine warning product in a standard format; S3 the marine warning product in the standard format forms a product format which meets a distribution channel; and S4 the method automatically sends the product formation of the marine warning product in the product format to a product queue information pool, and to the distribution channel according to a pre-configured sending logic rule. According to the invention, report information can be effectively extracted, processed and produced; multi-channel issuing is realized; and the marine warning information can be effectively and timely issued at critical moments.
Owner:SICHUANG TECH CO LTD

Water damage spreading method used for coupling of multiple roadways under coal mine at any angle

The invention provides a water damage spreading method used for coupling of multiple roadways under a coal mine at any angle. All points of a roadway coupling boundary are subjected to coordinate transformation, the points close to the boundary are screened, and assignment and calculation of the points are completed; after each time of iteration, macroscopic density and speed physical quantity of points of a grid are obtained, and the dynamic process from water bursting to spreading ending can be displayed in a highlight mode by the adoption of a software platform developed on the basis of the GIS technology. A model which achieves coupling of two roadways at any angle is built, and models which are coupled in pairs are adopted for coupling of the roadways. The method carries out numerical modeling on coupling of the roadways, and real-time speed and positions, where burst water spreads, output according to the roadway any-angle multi-module coupling algorithm are loaded into a water damage spreading image layer and displayed in a highlight mode.
Owner:TAIYUAN UNIV OF TECH

Flight conflict warning method of air traffic control system

The invention relates to a flight conflict warning method of an air traffic control system. The air traffic control system comprises a data communicating module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing air traffic control radar monitoring data and relevant automatic monitoring data and providing real-time tracking information for the control terminal module; the control terminal module comprises three sub-modules such as a preflight conflict-free 4D track creating sub-module, an in-flight short-term 4D track creating sub-module, and a real-time flight conflict monitoring and warning sub-module; the flight conflict warning method of the system is characterized in that flight planning data is treated by the control terminal module and 4D tracks are generated by a hidden Markov model, so that potential traffic conflicts under airspace traffic conditions can be analyzed. The flight conflict can be effectively warned by the flight conflict warning method and the security of the air traffic is also improved.
Owner:JIANGSU UNIV OF TECH

Ship trajectory predicting method

The invention relates to a ship trajectory predicting method. The ship trajectory predicting method comprises the following steps: firstly, the real-time and historical position information of a ship is obtained through a sea surface radar and then is primarily processed; secondly, ship trajectory data are preprocessed at each sampling time, then are clustered at each sampling time and are subjected to parameter training through a hidden Markov model at each sampling time, and then a hidden state q corresponding to the observation value at the current time is obtained by the adoption of a Viterbi algorithm according to parameters of the hidden Markov model at each sampling time; finally, by setting the prediction time domain W at each sampling time, on the basis of the hidden state q of the ship at the current time, the position prediction value O of the ship in the future is obtained. Therefore, the ship trajectory in the future can be obtained in a rolling speculation mode at each sampling time. The ship trajectory predicting method predicts the ship trajectory in real time in the rolling mode, thus being good in accuracy. Meanwhile, the method provides a powerful guarantee for subsequent ship conflict resolution.
Owner:JIANGSU UNIV OF TECH

Method for predicting track of aircraft running on basis of 4D trajectory

The invention relates to a method for predicting the track of an aircraft running on the basis of a 4D trajectory. The method is implemented by means of an air traffic control system. The air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module. The monitoring data fusion module is used for achieving fusion of air traffic control radar monitoring data and automatic related monitoring data and providing real-time trajectory information for the control terminal module. The control terminal module comprises a pre-flight conflict-free 4D trajectory generation sub-module and an in-flight short-term 4D trajectory generation sub-module. According to the method for predicting the track of the aircraft running on the basis of the 4D trajectory, the control terminal module is used for processing flight plan data, and a hidden Makov model is used for generating the 4D trajectory to analyze potential traffic conflicts of air traffic conditions. The method can effectively improve safety of air traffic.
Owner:JIANGSU UNIV OF TECH

High-speed rail wheel electromagnetic tomography flaw detection method and device

InactiveCN109696469ANon-contact on-site inspectionRapid Field DetectionMaterial magnetic variablesTomographySensor holder
The invention provides a high-speed rail wheel electromagnetic tomography flaw detection method and device. The device comprises a signal generating device and a signal transmitting and processing device; the signal generating device comprises a U-shaped electromagnetic tomography sensor support and electromagnetic coils, and the electromagnetic coils are evenly installed in the U-shaped electromagnetic tomography sensor support and used for collecting induced voltage signals of high-speed rail wheels according to the signals transmitted by the signal transmitting and processing device; the signal transmitting and processing device generates an alternating sine excitation signal with a fixed frequency phase through an excitation signal generation module; a power amplification module amplifies the excitation signal, a channel switching module performs gating switching on an electromagnetic coils, a signal conditioning module amplifies and filters induced voltage signals output by the electromagnetic coils, and finally the induced voltage signals are collected to a data processing display module through a data collection module to be processed. According to the invention, high-speed,on-line, effective and non-contact rapid on-site detection can be realized.
Owner:BEIJING JIAOTONG UNIV

Method for accurately and directionally screening customers and customer management system

The invention provides a method for accurately and directionally screening customers and a customer management system, and the system comprises a customer source module, a server, a database and a platform system, wherein the database comprises a customer data analysis module, a customer data management module and a business personnel data management module, and the customer data analysis module comprises a customer screening module. The customer screening module comprises a customer consumption limit screening module, the customer consumption limit screening module is used for screening low-consumption customers, medium-consumption customers and high-consumption customers, and the customer consumption limit screening module comprises a partner platform screening module and an APP screening module. After the client data is obtained, the clients with different consumption levels can be accurately screened through data analysis, the business personnel are helped to better understand potential clients, useful information of the clients is extracted in time, an effective client consumption scheme is made, and the working efficiency is improved.
Owner:上海世强信息技术有限公司

Real-time prediction method of ship trajectory

The invention relates to a ship track real-time prediction method which comprises the steps that firstly, a sea radar is used for acquiring real-time and historic position information of a ship and processes the information primarily; then ship track data are preprocessed at each sampling moment, the ship track data are clustered at each sampling moment, parameter training is performed on the ship track data at each sampling moment with a hidden Markov model, a hidden state q corresponding to a current moment observation value is obtained with a Viterbi algorithm at each sampling moment according to parameters of the hidden Markov model, and finally, a ship position predication value in a further time period is obtained on the basis of the hidden state q of the ship at the current moment by setting a set predication time domain W at each sampling moment, and accordingly, the track of the ship in a future time period is speculated in a rolling manner at each sampling moment. The ship track real-time prediction method can predicate the ship track in real time in a rolling manner, the accurate is better, and powerful guarantee is provided for follow-up ship conflict release.
Owner:JIANGSU UNIV OF TECH

Tai Kong distiller's yeast production testing method

The invention discloses a Tai Kong distiller's yeast production testing method. The Tai Kong distiller's yeast production testing method comprises the following steps: S1) preparation of raw materials: preparing rhizopus distiller's yeast, aspergillus niger distiller's yeast, aspergillus oryzae distiller's yeast, sorghum, wheat, barley and pea as the experiment raw materials, and S2) preparation of a starter blank: matching the wheat, barley and pea according to a ratio, then respectively adding the rhizopus distiller's yeast, aspergillus niger distiller's yeast, and aspergillus oryzae distiller's yeast, adding water and uniformly stirring the materials, performing artificial stepping to prepare the starter blank, examining the starter blank, and performing a next operation after the starter blank is qualified after examination, and recording the detection data. The Tai Kong distiller's yeast and common Daqu are subjected to contrast testing, influence of the Tai Kong distiller's yeastand common Daqu on wine quality and the wine yield rate can be compared, a proper amount of the Tai Kong distiller's yeast during a wine brewing process is determined, grain consumption is reduced, wine quality and the wine yield rate can be increased, the test data is recorded, the data is integrated, and the test data can be conveniently and timely extracted.
Owner:陕西白水杜康酒厂股份有限公司

Ship conflict early-warning method based on rolling planning strategy

The invention relates to a ship conflict early-warning method based on a rolling planning strategy. The method comprises the following steps of firstly obtaining real-time and historical position information of a ship through a sea-surface radar and conducting preliminary processing; then preprocessing ship track data at every sampling moment, then clustering the ship track data at every sampling moment, then using a Hidden Markov Model to conduct parameter training on the ship track data at every sampling moment, then adopting a Viterbi algorithm to obtain a hidden state q corresponding to a current moment observation value according to the parameters of the Hidden Markov Model at every sampling moment, finally obtaining a predicted position value O of the ship at a future time interval based on the hidden state q of the ship at the current moment through a set prediction time domain W at every sapling moment, and monitoring and timely giving alarming messages to dynamic behaviors of the ship by building a safe rule set. According to the ship conflict early-warning method based on the rolling planning strategy, the ship track is predicted in real time in a rolling mode, sea area conflicts are subjected to effective early-warning, and the safety of sea traffic is improved.
Owner:JIANGSU UNIV OF TECH
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