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53results about How to "In-depth analysis" patented technology

Visual analysis method and system for ocean multidimensional data

The invention belongs to the technical field of visual analysis, discloses a visual analysis method and system for ocean multidimensional data, and aims to reduce large-scale ocean data by using a dimension reduction method on the basis of reserving a data relation. The correlation among the ocean multi-dimensional data and the correlation among the dimensions is analyzed on the basis of visual display; and a multi-view visual analysis method suitable for ocean multi-dimensional data is further improved. According to the parallel coordinate visual analysis method provided by the invention, thebuoy observation point data is visually displayed, and a user is supported to directly select a data file needing to be analyzed; a sliding block function is added to select a time point which a useris interested in or a certain dimension data value interval, so that data which the user wants to observe can be displayed more visually; interested data is selected from the lower data bar, and thedistribution condition of the interested data can be highlighted in the visual parallel coordinates, so that the visual effect is more visual.
Owner:SHANGHAI OCEAN UNIV

Signaling flow analysis system and signaling flow analysis method

ActiveCN103607303ASolve complex logical decision problemsEasy to understandData switching networksData miningAnalysis method
The invention discloses a signaling flow analysis method. The method comprises steps that: a signaling acquisition step, a signaling pre-processing step, a signaling flow analysis step, a state machine editing step, a script editing step and a script interpreting step; a signaling flow analysis system is further disclosed, the signaling flow analysis system comprises a signaling acquisition module, a signaling pre-processing module, a signaling flow analysis module, a state machine editing module, a script editing module and a script interpreting module. The signaling flow analysis steps or modules are in combination with a customized state machine of an lua script to realize signaling reception, signaling analysis and signaling calculation, and a final state of the customized state machine is taken as an analysis result which is outputted to one application for use.
Owner:DINGLI COMM

Capsule endoscope system

The invention discloses a capsule endoscope system. A conical mirror is added on an optical lens of a traditional capsule endoscope, and when a patient swallows a capsule endoscope body, a conical mirror is used together with the optical lens to carry out imaging on a lesion part, then images are transmitted to a personal computer (PC) by a USB sensor, and the PC performs mosaic and three-dimensional reconstruction on the images so as to obtain high-precision three-dimensional images. The capsule endoscope system has the characteristics of simple structure, simplicity in implementation, small calculated amount and the like and can be applicable to the application of current medical development.
Owner:UNIV OF ELECTRONIC SCI & TECH OF CHINA

Network optimization intelligent decision wizard system and automatic analysis method

InactiveCN102014414AAccurate analysis conclusionImprove perceived network qualityWireless communicationDecision takingNetwork service
The invention belongs to the technical field of wireless communication network optimization and particularly relates to a network optimization intelligent decision wizard system and an automatic analysis method. The system comprises a database unit, an index library unit, a rule library unit, a node library unit and a wizard library unit, wherein the database unit is used for storing telephone traffic statistic data, Abis data, warning data and various parameter data in a wireless communication network; the index library unit is used for storing various telephone traffic indexes, an Abis data index, a warning data index and various parameter indexes, which are summarized and abstracted from the database unit; the rule library unit is used for acquiring data indexes from the index library unit and generating various rules through function calculation; the node library unit is used for generating independent and reusable nodes according to certain or combination of some of rules in the rule library unit; and the wizard unit is used for sequencing nodes according to an analysis flow and forming an intelligent decision analysis wizard. The system and the method can regulate a network problem processing flow, improve network optimization rate and network benefits and improve network service quality and continuous development capability.
Owner:BEIJING TUOMING COMM TECH

Design method for rock biaxial compression blasting

The invention discloses a design method for rock biaxial compression blasting. The method includes the following steps: step S1, obtaining the basic mechanical parameters of rock; step S2, performingtheoretical modeling on the dynamic mechanical response of blast holes during the propagation of cylindrical surface blast waves under a biaxial compression condition; step S3, utilizing a classic Kirsch method to calculate the static stress distribution at the peripheries of the blast holes when the rock is subjected to uniformly distributed horizontal confining pressure Px and vertical confiningpressure Py under plane strain and plane stress conditions; and step S4, adopting a Laplace transform method to solve the dynamic response of the blast holes when the inner walls of the blast holes are subjected to the action of explosion loading under the plane strain condition; Thus, the problems of lack of theoretical basis and guidance of experimental parameter design, large workloads and easy destruction on rock samples by confining pressure loading modes of previous testing methods can be solved.
Owner:SICHUAN UNIV

Searching method for impossible differential path of related key of block cipher

ActiveCN106027226ASolve the problem of findingIn-depth analysisEncryption apparatus with shift registers/memoriesRelated-key attackTheoretical computer science
The invention discloses a searching method for an impossible differential path of a related key of a block cipher. As an impossible differential attack method and a related key attack method are combined, the problems of automatic searching of the impossible differential path of the related key and searching of a longest analysis path in cryptanalysis are solved, and deeper and more thorough analysis for a cryptographic algorithm can be carried out. According to the searching method for the impossible differential path of the related key of the block cipher, the method for searching the impossible differential path of the related key is upgraded from the traditional manual analysis to computer automatic searching, the disadvantages that an existing manual analysis method is fussy and error-prone when being used for analyzing the cryptographic algorithm are avoided, the maximum length of the impossible differential path of the related key of the block cipher algorithm can be calculated rapidly and accurately, and the cryptanalysis efficiency is improved. The searching method for the impossible differential path of the related key of the block cipher realizes transformation of the cryptographic algorithm from a non-generalized Feistel structure to a generalized Feistel structure, can be widely applied to automatic search of the impossible differential paths of related keys of various cryptographic algorithms in different structures.
Owner:XIDIAN UNIV

Ultraviolet and fluorescent dual-tracing concrete admixture and preparation method thereof

InactiveCN107383284ASolve the shortcomings of untraceable detectionAvoid joiningPolymer scienceEther
The invention discloses an ultraviolet and fluorescent dual-tracing concrete admixture. The ultraviolet and fluorescent dual-tracing concrete admixture is obtained by performing a free radical polymerization reaction on an allyloxy polyvinyl ether monomer or a blocked allyloxy polyvinyl ether monomer, an unsaturated carboxylic acid monomer or an unsaturated carboxylic acid anhydride monomer and an unsaturated double bond-containing water-soluble fluorescent monomer, wherein the unsaturated double bond-containing water-soluble fluorescent monomer is 4-(N'-methyl-1-piperazinyl)-N-hydroxyethyl-1,8-naphthal allyl ammonium chloride or 4-(N'-hydroxyethyl-piperazinyl)-N-hydroxyethyl-1,8-naphthal allyl ammonium chloride. Raw materials for synthesizing a polymer are non-toxic and harmless, so that the characteristic of clean production is met; when the polymer is used as a water-reducing agent, a polymer product can be directly used without being separated; the polymer product has a relatively small addition amount as well as excellent dispersion with relatively high mobility, and the advantage of the relatively small solid addition amount can greatly reduce the cost and increase economic benefits, so that the polymer product is suitable for market promotion.
Owner:JIANGSU OPEN UNIV

Distributed-type cardiovascular system simulation model

The invention discloses a distributed-type cardiovascular system simulation model. The distributed-type cardiovascular system simulation model is characterized by comprising a cardiac four-cavity sub-model, a pulmonary circulation sub-model, a blood vessel network sub-model, a reflection control sub-model and a vein collapse sub-model, the cardiac cavity sub-model is provided with a left ventricle connected with a left atrium and a right ventricle connected with a right atrium, the left ventricle and the right ventricle drive systemic circulation and pulmonary circulation, the blood vessel network sub-model comprises an arterial system, a peripheral circulation system and a venous system which are connected sequentially, an input end of the arterial system is connected with an output end of the left ventricle, an output end of the venous system is connected with an input end of the right ventricle, the vein collapse sub-model is connected with another input end of the venous system, an output end of the arterial system is connected with the reflection control sub-model through a carotid artery, and the reflection control sub-model controls blood pressure fluctuation of a model system through heart rate and heart contractility effectors arranged on the cardiac four-cavity model and arterial resistance, venous volume and vascular tone effectors arranged in the blood vessel network model.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Rubbish voice information detecting method and device

The invention provides a trash speech information detecting method which comprises that: a SIP transaction signaling is obtained; a SIP transaction finite-state machine is used to have state monitoring on the obtained SIP signaling; the state monitoring comprises that: the state transition of the SIP transaction is tracked; if the monitored SIP transaction produces specific state transition in the process of state transition, corresponding atom information is recorded; the atom information is relevant to trash speech information. The invention deeply analyzes the SPIT behavior property; the behavior property is made to correspond to the property embodying on the type and flow of the SIP signaling, then corresponding state transition is identified from the SIP transaction finite-state machine; the property is detected through monitoring signaling flow, thereby obtaining the atom information SI (SPIT Information) relevant to SPIT. In addition, the invention provides a multilevel SPIT detecting proposal, can have detection and analysis in multilevel, thin detection granularity and can identify complicated multistep SPIT attack.
Owner:NEUSOFT CORP

Fresh air system and fresh air control method based on 5G network and human flow recognition

The invention relates to the technical field of image processing and fresh air control, and particularly discloses a fresh air system and a fresh air control method based on 5G network and human flowrecognition. The fresh air system comprises a frequency conversion fresh air ventilator, a plurality of human flow data obtaining facilities arranged in various stores for obtaining human flow data, data transmission equipment used for transmitting signals of the human flow data obtaining facilities to a computer, an electric control valve arranged at the fresh air pipeline inlet position and usedfor controlling the fresh air volume, the computer for controlling air conditioner tail ends, a DDC of a fresh air valve and corresponding lines, storage equipment for storing computer data and the multiple air conditioner tail ends capable of being applied to an air conditioner system. According to the scheme, large-scale carbon dioxide sensor installation in a commercial complex is avoided, thecost and the manufacturing cost are reduced, in the angle of the business side, unnecessary complaints and turnover reduction caused by exposure of carbon dioxide concentration are avoided, and multiple commercial complex factors are considered.
Owner:CHONGQING UNIV

Drilling information collecting method and device based on DIC technology

The invention discloses a drilling information collecting method and device based on a DIC technology, and relates to the technical field of mining. The drilling information collecting method comprises the steps that measuring holes in roadway surrounding rock are subjected to panoramic camera-shooting according to a certain time period, measuring hole images at different time are compared and subjected to analytical calculation, and drilling information which is not affected by initial fissures is obtained. The drilling information collecting device comprises a measuring rod, a cable, a winch, a pulse generator, a host and a panoramic camera, the panoramic camera is fixedly arranged at one end of the measuring rod and connected with the host through the cable, the cable is arranged on a roller of the winch in a wound mode, the winch can be used for triggering the pulse generator, and the pulse generator is electrically connected with the host. By adopting the drilling information collecting method and device, the influences of the initial fissures are avoided, thus the drilling information collected by the drilling information collecting device is more accurate, the pressure of astope mine is accurately analyzed advantageously, and high engineering application value is achieved.
Owner:SICHUAN UNIV

Combustion process interactive virtual simulation process oriented to ceramic roller kiln

The invention relates to method for interactive and virtual simulation of a combustion process. The method is oriented to a ceramic tunnel kiln. With the ceramic tunnel kiln combustion modelling technology, the visualization technology, the virtual reality technology and the numerical simulation technology taken as the core of the method, and VC++ and OpenGL graphics library taken as implementation tools, the method is used for realizing the interactive and virtual simulation of the combustion process in the ceramic tunnel kiln. Specifically, the method comprises the following steps: 1, an implementation environment is established; 2, the ceramic tunnel kiln is subjected to three-dimensiontal virtual modelling and displayed; 3, the ceramic tunnel kiln is subjected to combustion visualization modelling based on a particle system; 4, panoramic and local interactive three-dimensional travellings are made in a combustion space in the ceramic tunnel kiln; and 5, the three-dimensional dynamic visualization of the combustion process in the ceramic tunnel kiln is realized. By introducing the visualization technology in a research into the combustion process in the ceramic tunnel kiln, the invention can ensure that the analysis is more straightforward and in-depth. The invention has the characteristics of good virtual reality, excellent interaction and high practicability.
Owner:WUHAN UNIV OF TECH

Device and method for measuring beam spot performance of electron gun

The invention discloses a device and a method for measuring the beam spot performance of an electron gun. The measuring device comprises a charge control electron gun, a precision displacement table,a Faraday cup, a picoammeter and a computer. Measurement is carried out based on Faraday cup pinhole scanning. Important parameters of electron beam spot performance such as the beam spot diameter, the beam spot distribution characteristic diagram, the electron beam divergence angle and the like are obtained, therefore, comprehensive, accurate and deep analysis of the beam spots of the electron beams is realized, whether the electron beams generated by the electron gun meet the use requirements or not can be accurately judged, and the structure design optimization and installation and debugging of the electron gun are guided.
Owner:INST OF ELECTRICAL ENG CHINESE ACAD OF SCI

Internet protocol address sharing device

The invention discloses an internet protocol (IP) address sharing device (hereinafter abbreviated as IP sharing device), which is used for being in communication connection to at least one regional video-audio generator, and the IP sharing device is provided with a physical IP address and comprises a wide area network (WAN) connection end, a local area network (LAN) connection end and a processing unit. The WAN connection end is used for being connected with an Internet in a communication way; the LAN connection end captures at least one regional video-audio data generated by the regional video-audio generator in real time; and the processing unit converts the regional video-audio data to at least one regional real-time series-flow video-audio file according to a preset video-audio data series-flow format. One remote network communication device can be communicated to a management web of the IP sharing device through the physical IP address of the IP sharing device so as to capture the regional real-time series-flow video-audio file in real time.
Owner:卓世明 +1

Crowd health assessment method and system based on ecological environment change

The invention provides a crowd health assessment method and system based on ecological environment change. The method comprises the following steps: carrying out the pixelated processing of obtained statistical year identification data, so as to obtain vector boundary data corresponding to the statistical year identification data; determining model training set data and verification set data based on the vector boundary data, and ecological environment data and historical disease morbidity data corresponding to the statistical yearbook data; constructing and training a crowd health prediction model based on the model training set data and the verification set data; and performing health prediction of corresponding diseases on the crowd based on the trained crowd health prediction model. The method and the system can quantitatively analyze and count the influence of the yearbook and the ecological environment on the crowd health, and improve the accuracy of disease morbidity prediction.
Owner:TSINGHUA UNIV

Networking backup system and backup method

The invention discloses a networking backup system which comprises a document uploading module, a document receiving module, a storage index module, a document recording module, a magnetic disk storage module and a document caching module, wherein the document uploading module is used for calculating a MD5 value of a document and transmitting the document from a client to a server; the document receiving module is used for receiving the document content uploaded by the document uploading module and the MD5 value calculated by the document uploading module and storing the document record; the storage index module is used for recording the MD5 characteristic information of different documents for indexing by the document receiving module; the document recording module is used for recording the original recording information of the uploading document; the magnetic disk storage module is used for storing the document content; the document caching module is used for caching the compressed files of the frequently downloaded applications. The networking backup system can utilize a document fingerprint technique to eliminate the redundant documents in the document storage on the server side and can save the server-side magnetic disk space. The invention also discloses a networking backup method.
Owner:厦门天锐科技股份有限公司

Data analysis system and method and monitoring analysis system

The invention discloses a data analysis system, a data analysis method and a monitoring analysis system, which are used for providing statistics, deep analysis and quick response for the monitoring data with a large data volume. The system comprises an ETL module, a Hadoop module and an MPP database. The ETL module is used for acquiring the monitoring data, cleaning the monitoring data, obtainingthe valid first data and sending the first data to the Hadoop module; the Hadoop module is used for backing up the first data, performing data conversion and aggregation processing on the first data to obtain the second data and sending the data to an MPP database; the ETL module is also used for calling the MPP database for execution, performing early warning analysis on the second data accordingto a preset early warning rule, outputting the early warning data, and further generating an early warning data mode, performing hidden danger warning analysis on the second data according to a preset hidden danger warning rule, outputting the hidden danger warning data, and further generating a hidden danger warning data mode.
Owner:中移动信息技术有限公司 +1

Simple device and method for dynamically measuring shaking of rotating electrode bar

ActiveCN108097976AIntuitively reflect whether the operation is stable or notObvious jitterLaser transmitterEngineering
The invention discloses a simple device for dynamically measuring shaking of a rotating electrode bar. The device comprises a guide rail top plate fixed to a furnace wall, transparent glass and a sliding groove rail are arranged on the guide rail top plate, a support is hung below the guide rail top plate through wheels, observation glass marked with concentric circle scales is embedded on the support, a shading plate is arranged on the bottom face of the support, and is provided with an upper reflection mirror face and a lower reflection mirror face, the mirror face body of the upper reflection mirror face faces downwards, the mirror face body of the lower reflection mirror face faces upwards, the centers of the upper reflection mirror face and the lower reflection mirror face are staggered, the two mirror faces are perpendicular to the shading plate, and the shading plate is perpendicular to a support panel; the upper reflection mirror face and the lower reflection mirror face are parallel to the round observation glass, a laser emitter with the adjustable angle is arranged on the right side of the shading plate. Through the device, the running state of the bar can be conveniently and rapidly judged, the bar running state can be precisely subject to quantitative recording, whether running of a certain degree is safe or not is judged through actual operation, and according tothe size of detected light spot track, safe running process parameters can be determined.
Owner:SINO EURO MATERIALS TECH OF XIAN CO LTD

Use method for underwater friction stitch welding draining device

The invention discloses a use method for an underwater friction stitch welding draining device. Firstly, a workpiece and a stopper are installed; and then a flexible shell of the draining device is connected to a spindle head through a clamp, the flexible shell is connected with a flange through a clamp, and a magnetic suction cup is fixed to the flange so as to be attached to the surface of the workpiece. A magnetic suction cup switch is turned on, magnetic attraction force can be transmitted to the flange through a base plate, and sponge is pressed tightly and makes tight contact with the surface of the workpiece. An air circuit is started at the same time, draining is conducted before welding is started, and the water level is located below the workpiece. A friction stitch welding device is started, a welding machine spindle is moved downwards, the flexible shell contracts in the height direction, a sample makes contact with base metal workpiece, the welding process is started, and the whole process can be observed through the transparent flexible shell. According to the use method, the purpose that that due to the fact that the welding quality during underwater friction stitch welding is relatively poor, and an air environment is built underwater for welding is achieved; and the purposes that the underwater welding process is optimized, and the technology parameter range is enlarged are achieved.
Owner:天津益饶科技孵化有限公司

Driving style and state identification method based on vehicle controller local area network data information

The invention provides a driving style and state identification method based on vehicle controller local area network data information and belongs to the technical field of vehicle intelligent interaction. The driving style and state identification method comprises the steps of collecting and storing controller local area network data of a vehicle to obtain an original vehicle traveling database;extracting data features under the current data volume condition through the algorithm according to the collected data; conducting further analyzing according to the data features to identify and obtain a driving style conclusion under the current data volume condition; conducting continuous expansion to obtain a new vehicle traveling database along with continuous traveling of the vehicle and increasing of new data capable of being collected and stored, repeating the above steps, conducting iteration on identification results continuously to enable the identification results to be infinitelyconvergent to the true driving style of a driver. Through the driving style and state identification method based on vehicle controller local area network data information, autonomous iteration of anidentification system is realized, and the driving style can be accurately identified; and meanwhile, the driving style and state identification method has the advantages of low hardware requirements,easy popularization and quite strong practicality.
Owner:JILIN UNIV

A model analysis method and system for an internal flow field of a hydraulic distance changer

The invention relates to a model analysis method and system for an internal flow field of a hydraulic distance changer. The method comprises the following steps: S1, making a three-dimensional model of a working impeller of the hydraulic distance changer; S2, according to the three-dimensional model of the working impeller, establishing a full flow channel geometric model of the torque converter;3, carrying out mesh processing on that geometric model of the whole flow channel of the torque convert to obtain a mesh model; S4, setting and simulating the basic parameters of the mesh model to obtain a preliminary model; S5, setting dynamic parameters of the preliminary model and coupling the dynamic parameters with the preliminary model to obtain a dynamic model; 6, carrying out pressure field analysis and velocity field analysis on that dynamic model, obtaining a simulation value, and calculating a simulation efficiency value through the simulation value. This method can accurately findout the factors that affect the transmission efficiency of torque converter flow field, so as to deepen the analysis and understanding of the characteristics of the flow field.
Owner:HANGZHOU POLYTECHNIC

Underwater friction stitch welding local dry method small draining device

The invention discloses an underwater friction stitch welding local dry method small draining device. A whole draining cover is a cylindrical shell, an opening is formed at the lower end of the whole draining cover, and planes are symmetrically milled in the vertical direction. A through hole is formed in the central position of the upper end face of the draining cover, and a sealed material layer is arranged in the through hole; air inlets are symmetrically formed on the left side and the right side of the through hole; observation windows are formed on the planes milled in the vertical direction of the draining cover; and a draining sponge layer is arranged on the lower end face of the draining cover, and connection between waterproof glue and the draining cover is utilized, so that connection airtightness is ensured. The sealing material layer is a solid annular sealing material layer and is in tight contact with a stopper rod; in the high-speed rotating process of the stopper rod, the airtightness can be ensured, and wear resistance is achieved; the problems that the underwater friction stitch welding quality is poor, and air environment needs to be built underwater for welding are solved. The aims of obtaining the better welding joint quality, optimizing the underwater welding working procedure, and expanding the technical parameter range are achieved.
Owner:TIANJIN UNIV

Automatic supervision equipment of drilling machine operation

The invention relates to the technical field of drilling machine operation supervision, and discloses automatic supervision equipment of drilling machine operation. The automatic supervision equipmentincludes an oil pressure monitor, a speed monitor, a footage monitor and a data box, wherein the oil pressure monitor monitors the oil pressure of an oil pipe of the drilling machine, the speed monitor monitors a rotating speed of a transmission shaft, and the footage monitor monitors the drilling footage of a drilling rod; the data box is internally provided with a data processor, a wireless transmitter, a GPS positioner, batteries and a network antenna, the data processor is connected with the oil pressure monitor, the speed monitor and the footage monitor correspondingly, and receives andrecords data fed back by the oil pressure monitor, the speed monitor and the footage monitor; the GPS positioner positions hole positions; and the data processor communicates with a server through thewireless transmitter and the network antenna, the automatic supervision of the drilling machine is realized, a goal of "standardization, normalization and process" and "whole process supervision of survey quality informatization" is realized, and the process of the automation, the informatization and the openness of the whole survey work process is promoted.
Owner:SHENZHEN GEOTECHN INVESTIGATION & SURVEYING INST

Method and system for population health assessment based on ecological environment changes

The present invention provides a crowd health assessment method and system based on changes in the ecological environment, wherein the method includes: performing pixelation processing on the acquired statistical yearbook data to obtain vector boundary data corresponding to the statistical yearbook data; based on the vector boundary data, Based on the ecological environment data and historical disease incidence data corresponding to the statistical yearbook data, determine the model training set data and verification set data; build and train the population health prediction model based on the model training set data and verification set data; The population health prediction model predicts the health of the population corresponding to the disease. The invention can quantitatively analyze the influence of the statistical yearbook and the ecological environment on the health of the population, and improve the accuracy of disease incidence prediction.
Owner:TSINGHUA UNIV

Distributed Cardiovascular System Simulation Model

The invention discloses a distributed-type cardiovascular system simulation model. The distributed-type cardiovascular system simulation model is characterized by comprising a cardiac four-cavity sub-model, a pulmonary circulation sub-model, a blood vessel network sub-model, a reflection control sub-model and a vein collapse sub-model, the cardiac cavity sub-model is provided with a left ventricle connected with a left atrium and a right ventricle connected with a right atrium, the left ventricle and the right ventricle drive systemic circulation and pulmonary circulation, the blood vessel network sub-model comprises an arterial system, a peripheral circulation system and a venous system which are connected sequentially, an input end of the arterial system is connected with an output end of the left ventricle, an output end of the venous system is connected with an input end of the right ventricle, the vein collapse sub-model is connected with another input end of the venous system, an output end of the arterial system is connected with the reflection control sub-model through a carotid artery, and the reflection control sub-model controls blood pressure fluctuation of a model system through heart rate and heart contractility effectors arranged on the cardiac four-cavity model and arterial resistance, venous volume and vascular tone effectors arranged in the blood vessel network model.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

A system and method for analyzing signaling flow

ActiveCN103607303BSolve complex logical decision problemsEasy to understandData switching networksAnalysis methodData mining
The invention discloses a signaling flow analysis method. The method comprises steps that: a signaling acquisition step, a signaling pre-processing step, a signaling flow analysis step, a state machine editing step, a script editing step and a script interpreting step; a signaling flow analysis system is further disclosed, the signaling flow analysis system comprises a signaling acquisition module, a signaling pre-processing module, a signaling flow analysis module, a state machine editing module, a script editing module and a script interpreting module. The signaling flow analysis steps or modules are in combination with a customized state machine of an lua script to realize signaling reception, signaling analysis and signaling calculation, and a final state of the customized state machine is taken as an analysis result which is outputted to one application for use.
Owner:DINGLI COMM

Rubbish voice information monitoring method and device

The invention provides a trash speech information detecting method which comprises that: a SIP transaction signaling is obtained; a SIP transaction finite-state machine is used to have state monitoring on the obtained SIP signaling; the state monitoring comprises that: the state transition of the SIP transaction is tracked; if the monitored SIP transaction produces specific state transition in the process of state transition, corresponding atom information is recorded; the atom information is relevant to trash speech information. The invention deeply analyzes the SPIT behavior property; the behavior property is made to correspond to the property embodying on the type and flow of the SIP signaling, then corresponding state transition is identified from the SIP transaction finite-state machine; the property is detected through monitoring signaling flow, thereby obtaining the atom information SI (SPIT Information) relevant to SPIT. In addition, the invention provides a multilevel SPIT detecting proposal, can have detection and analysis in multilevel, thin detection granularity and can identify complicated multistep SPIT attack.
Owner:NEUSOFT CORP
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