33results about How to "Realize the analysis function" patented technology

A flow analysis method based on Linux kernel is realized by the way of loading the kernel in Linux. The provided monitoring analysis target includes flow rate, link usability, 2-7 layer protocol distribution, rate of different protocols, packets distribution, which can monitor specific kind flows based on the definition rules of different flows and provide related statistic results.

The present invention discloses a BIM-based engineering design and management system. The system comprises a data acquisition module, a data processing module, a central processing unit, a front-end intelligent device and a background database automatic updating module. The front-end intelligent device comprises a BIM building information model module, an engineering design management module, a project log information management module, a schedule management module and a three-dimensional effect generation module. The beneficial effects of the system disclosed by the present invention are that: the rationality of the design scheme is improved, and the construction rework caused by the design change is reduced, so that the engineering cost is saved; and in addition, there is no need for theon-site management personnel to carry a lot of drawings and other materials, so that the progress for processing on-site problems can be effectively tracked, and the project constructability can be intuitively understood.

The invention discloses a human body target part automatic analytic method based on multiple images, and belongs to the field of computer vision and image processing. According to the method, on the basis that the multiple human body target images are given, by means of concurrence among targets, human body target parts in the images are automatically analyzed. By means of the method, a human body target classifying module and a human body target analyzing module are executed in an iterated mode until the stopping condition is reached. The human body target classifying module achieves automatic classification of the multiple human body target images. In a classifying process, appearance similarity and gesture similarity among the human body targets are considered comprehensively; the human body target analyzing module achieves automatic analysis of the human body target parts in each classification and alignment of analyzed results of different classifications. According to the method, independent analysis of each human body target image is converted into simultaneous analysis of the multiple human body target images, and the limitation caused by a traditional analysis mode that learning is conducted and then inference is conducted is overcome.

The invention discloses a control and guidance system used for an alternating current (AC) charging pile for electric vehicles. The integrated control and administration of the AC charging pile are realized by the combination between an STM32F207 chip and modules connected with the STM32F207 chip. By means of a PWM signal isolation modulator circuit, a CP positive voltage signal detection isolation circuit and a CP negative voltage signal detection isolation circuit, a full voltage segment detection is achieved, and the real-time monitor of PWM positive-negative full voltage variations is realized. The STM32F207 chip directly controls a relay to output the charging power supply and an intermediate relay is removed, so that the cost is reduced effectively and the reliability is improved.

The invention belongs to the field of medical image treatment and relates to a method for positioning an optic disk for an eye fundus image on the basis of PC (Phase Congruency). According to the method, after four relatively prominent single-channel images for the optic disk are selected, a PC function is utilized to treat the selected images, and a logic AND is adopted for enhancing a result. The window scanning and the gray level accumulation are performed on the eye fundus image subjected to the enhancing treatment, so that the optic disk is positioned. The method is not influenced by the noise, luminance and contrast change in the images and is high in accuracy in positioning the optic disk for the eye fundus images of normal fundus, and slight and moderate as well as severe diabetes mellitus lesion.

A detection platform of a fault indicator comprises a test control server, an IEC61850 interface output device, a wireless router, a high-precision current source, a high voltage source, a high and low temperature baking oven, an insulated megger, a power consumption test analyzer and a battery performance tester. Integrated test software is installed in the test control server, and different operation states including a short-circuit fault, reclosing, stability test, manual large load switching, load fluctuation, line sudden-closing load inrush current, electrical performances, remote measuring precision and non-fault line reclosing waveform of a practical 10kV distribution line are simulated. The platform detects the fault indicator, a report can be generated in a one-touch way, waveforms are recorded automatically, test instruments including a test device and voltage and current sources are controlled remotely, high voltage and heavy current are changed via remote control, intensive, automatic and whole-process detection for the fault indicator is realized, the difficulty in isolating high voltage from low voltage in the test process is overcome, operations are simple and an interface is human-based.

The invention discloses a road maintenance data visual management system, which is used for statistics and management of basic road maintenance data. The management system comprises a database and a visual platform, wherein the database has road and subsidiary facility data and road space data, and is used for performing integrated display on the road and subsidiary facility data and the road space data, and providing spatial query and attribute query results; and the visual platform performs visual display on the database in a map form by utilizing a geographic information system (GIS). According to the system, digital road maintenance management can be realized, conventional paper file recording is got rid of, data storage and expansion capabilities are greatly improved, and the use of a query interface is simple and quick, so that the maintenance management work becomes simpler, more convenient and more visual.

The method of utilizing customized PDA in acquiring and managing client data includes: determining the client access path and content, storing the path and content in server, downloading the path and content from the server to the PDA, determining current client based on the access path in the PDA, logging in current client data into the PDA, and finally transmitting the data from the PDA to the server. The present invention combines the client data acquisition and management with PDA, and has the facility of Internet and the application requirement of some area without network.

The present invention provides a tumble pre-judgment method based on human body key point behavior recognition and LSTM. According to the tumble pre-judgment method based on human body key point behavior recognition and LSTM, the human body is further divided into a head area, a trunk area and a leg area for behavior recognition, the calculation amount is greatly reduced, and therefore the detection efficiency is improved; and on the basis, the memory function of the acquired video is realized by adopting an LSTM (Long Short Term Memory), namely a long-term and short-term memory neural networkmechanism, so that the functions of analyzing and identifying the behavior change of the human body are realized, and finally, the identification results are classified into three types, namely tumble, non-tumble and others. According to the method, the calculation power consumption is reduced, and the fall detection time is saved, so that the functions of real-time detection and fall detection pre-judgment are realized.

The invention discloses a method for grading and leveling television programs. The method comprises the steps of S1, when a remote controller is employed for the first time, collecting and storing iris feature information of a user as pre-stored information; S2, setting watching authority of the user by a highest authority manager according an age stage of the user corresponding to the pre-stored information; S3, when the remote controller is employed again, collecting the iris feature information of the user as collection information; and S4, comparing the collection information with the pre-stored information, wherein if the collection information matches the pre-stored information, the corresponding user watches programs corresponding to the watching authority of the user. According to the method for grading and leveling television programs, the operation is simple and convenient, the security is relatively high, the television programs of different grades or levels can be set according to different age stages, and a minor is prevented from being influenced by bad television programs. The invention also provides a remote controller.

The invention provides a substation secondary equipment defect cloud management system. From substation infrastructure, a secondary equipment database is collected, a quick search system with signalscorresponding to loops is constructed by taking a secondary loop as a source, fault search and analysis functions are realized, defect elimination suggestions are given out and defect analysis and evaluation are performed. According to the method, the plate blank can be filled up to a great extent, on the basis of transformer substation secondary equipment coding technical specifications, scanningand using of secondary equipment information are achieved, the same fault historical situation is searched for and compared with a site, an optimal reference solution is provided, and the efficiencyand safety of transformer substation debugging, overhauling, reconstruction and extension and other work can be greatly improved.

The invention relates to an online statistical method for the abnormal conditions of the high-temperature heated surfaces of thermal power plant DCS boilers. The method comprises the following steps of (1) collecting field data, and transmitting the data to a DCS real-time database; (2) processing the date, specifically, 1 determining an alarm constant value, and storing the alarm constant value in the DCS real-time database, 2 judging the abnormal conditions of the temperature of pipe walls, namely determining whether the current temperature of the pipe walls is in an over-temperature condition or not, generating Boolean type intermediate variable b, and storing the Boolean type intermediate variable b in the DCS real-time database,3 recording the maximum value of the temperature of the pipe walls in real time, and storing the maximum value in the DCS real-time database; (3) generating a report, specifically generating statistics of the abnormal conditions of the temperature of the pipe walls of all the high-temperature heated surfaces of every boilers; (4) checking the report, specifically checking the abnormal conditions of the high-temperature heated surfaces of the boilers, and regulating and controlling the operation process conditions; and (5) exporting the report, specifically exporting the statistics of the abnormal conditions of the temperature of the pipe walls of the heated surfaces in an EXCEL format. According to the method, the comprehensive application of a DCS is expanded, online statistic collecting of the abnormal conditions of the temperature of the pipewalls of the high-temperature heated surfaces of the boilers is realized, and the real-time performance of important parameter analysis is improved.

The invention discloses a method for constructing a three-dimensional virtual airport platform based on a GIS. The method comprises the following steps: (1) acquiring and processing original image data, wherein the data comprise a remote sensing image map, an airport building and facility map, a texture map and the like; and (2) carrying out airport three-dimensional modeling which includes airport base map making, airport building and facility modeling and the like; and (3) realizing functions of the GIS-based three-dimensional virtual airport platform, including three-dimensional scene browsing, space query, optimal path analysis, multi-path distribution analysis, screen recording and the like. A three-dimensional virtual airport platform is constructed based on GIS software, and the functions of three-dimensional landscape browsing, spatial query, optimal path searching, multi-path distribution analysis, screen recording and the like of an airport can be achieved.

The invention provides a comprehensive detection method for an overhead contact system of urban rail traffic based on big data. The comprehensive detection method comprises the steps that S1, bow netinformation is comprehensively detected through a detection system, and detection information is sent to a big data analysis system and an integrated data processing center; S2, the detected information is comprehensively analyzed through the big data analysis system, and the classified recognition of 'normality' and 'fault' is achieved for characteristics; S3, an expert library is established; S4, a big data sample library is established in combination with the expert library and used for intelligently recognizing the subsequent bow net information; S5, the integrated data processing center performs comparison and recognition on the newly collected bow net information and expert information stored in the expert library. The comprehensive detection method for the overhead contact system ofthe urban rail traffic based on the big data has the advantages that comprehensive analysis and comprehensive processing functions of the overhead contact system and bow net data are achieved, and the detection of the overhead contact system of the rail traffic gradually achieves automation, intelligence and integration.

The invention discloses an AOP annotation-based call chain tracking and service analysis method, which comprises the following steps of: adding an annotation during development, and initiating call chain tracking; recording the calling chain information by using a log, and connecting the micro-service and the calling relationship in series by using the TraceID; adding StepID between micro-service calling chains, and identifying the nested relation of service calling in the calling chains; performing bidirectional association, establishing a relationship between the call chain and the business, and recording the relationship between the call chain TraceID and the business ID by using a log; judging whether the system is abnormal or not, and if not, judging whether tracking is ended or not; if so, positioning and marking abnormal information by using a log, and judging whether tracking is ended or not; and finally, enabling a developer to query logs and exception information from different dimensions to optimize codes to solve exceptions. According to the method, the micro-service calling chain and service analysis function is achieved by recording the relation between the calling chain and the service, when the program is abnormal, checking is conducted from the two aspects of the calling chain and the service, and developers are helped to rapidly position the abnormity and repair vulnerabilities.

The invention relates to a vibration monitoring system and method based on a WIA-PA and 4G double wireless technology, and the system comprises an upper computer and a server of an upper control layer, a program is stored in the upper computer, the steps of the method are executed when the program is loaded, fault grade evaluation and early warning are carried out on collected vibration monitoring data, and the vibration monitoring data are stored in the server. And judging whether to switch a WIA-PA or 4G network mode to carry out vibration monitoring or not. The gateway of the data communication layer is used for connecting the physical acquisition layer and the upper control layer and uploading vibration monitoring data to a server and an upper computer; and vibration monitoring equipment of the physical acquisition layer is used for acquiring vibration monitoring data. The method is suitable for fault diagnosis of rotary mechanical equipment, WIA-PA and 4G can make up each other technically, and the method is simpler and easier to use in application.

The invention discloses the research and development of the electronic account of the multifunctional low-voltage distribution network equipment in the technical field of the pressure distribution network equipment, including acquisition systems, an input system, a central processing unit, a storage system, a comparative analysis system, output and display systems, the input end of the central processing system passes through the data line and the input system respectively, a memory system and a comparative analysis system are electrically connected, a low-voltage conductor, collecting and inputting the equipment such as pole and tower, perfecting the low-voltage distribution network equipment account, forming the real-time electronic account, realizing the function of statistics and analysis of the quantity of the low-voltage distribution equipment, collecting and inputting the geographical information of the distribution and trend of the equipment such as the low-voltage distributionnetwork circuit and the measuring device, and establishing the distribution network circuit distribution electronic map; realizing the low-pressure operation and maintenance from the traditional modeto the intelligent, visual mode of operation and maintenance; realizing the management mode of low-voltage operation and maintenance, rapid power recovery, distribution and robbery.

The invention provides an electricity consumption information acquisition device data transmission performance analysis system. The system comprises a concentrator local monitoring unit, an intelligent ammeter local monitoring unit, a sequential management unit, a protocol analysis unit, a data storage unit, a flow management unit, a result determination unit, an input and output unit and CPU; and the protocol analysis unit, the data storage unit, the flow management unit, the result determination unit and the input and output unit are in bidirectional connection with the CPU respectively, and the CPU is in unidirectional connection with the sequential management unit. The working effect of a local communication module is evaluated through monitoring of the working state of the local communication channel of an electricity consumption information device, monitoring of the communication state among the electricity consumption information device, an intelligent ammeter and its local communication module, and acquisition, statistics and analysis of local communication stream in order to assess the transmission performance of data communication among composition parts of the system.

The invention discloses a garage entrance automatic running system based on speed bump energy recovery. When an automobile passes through the system, pistons move downwards under the action of wheels,oil in oil cavities flow out of one-way valves under the action of pressure and flows into energy accumulators, and then a power generation device is driven to generate power. Return springs are connected with hydraulic cylinders to achieve speed bump automatic return, and energy is efficiently recycled through multiple times of power generation; and the speed bump area is modeled and analyzed, the positions of the hydraulic cylinders are reasonably distributed, and the speed bump energy recovery efficiency is greatly improved.

The invention provides an interphone monitoring system. The system comprises an antenna, a radio frequency front end, a signal processing unit and a user interface unit; the antenna is used for acquiring a radio frequency signal of an interphone to be monitored; the radio frequency front end is used for performing preset processing on the acquired radio frequency signal to obtain an intermediate frequency signal; the signal processing unit is used for carrying out analog-to-digital conversion on the intermediate frequency signal, and carrying out FFT calculation and demodulation decoding processing, or IQ data recording to obtain frequency spectrum processing data and decoding data, or IQ data; and the user interface unit is used for displaying the frequency spectrum in real time accordingto the frequency spectrum processing data and the decoding data, or storing the IQ data for exporting and carrying out subsequent analysis, thereby monitoring the interphone. The digital interphone signal analysis function of an existing radio platform is expanded, the frequency spectrum monitoring result can be displayed in real time, and meanwhile the analog interphone monitoring function is achieved.

The invention belongs to the technical field of information management, and particularly relates to a power distribution network information data management system and method. The system comprises a power distribution network information input and modification module which is used for enabling a user to record data import information according to an original graphic file and carry out the adding and modification of power distribution network information, so as to carry out the editing and maintenance of power grid information; and a power distribution network query module which is used for carrying out maintenance and auxiliary management on the urban power distribution network in a map window according to the map query module, and displaying a query result on a map in a visual form. According to the invention, the functions of managing and analyzing the spatial database can be realized, the programming advantages of high efficiency, convenience and the like of other visual developmentlanguages can be utilized, the development efficiency of an application system is greatly improved, the reliability is good, the transplantation is easy, the maintenance is convenient, a rapid, easy-to-use and powerful mapping component is provided, the application is widest, the functions are powerful, and the security and reliability of the data are ensured.

The disclosure provides a PXIe bus vector signal real-time transceiver module device and method, including a signal frequency conversion receiving unit, a signal direct up-conversion unit and a digital processing unit, and a signal frequency conversion receiving unit configured to directly input the radio frequency signal input from the first port After amplification and attenuation conditioning, the frequency is directly down-converted to a zero-IF signal, and transmitted to the digital processing unit; the digital processing unit is configured to generate two orthogonal digital baseband signals through pseudo-random sequence generation and interpolation filtering, and the generated orthogonal two-way Baseband signal, outputting two orthogonal analog baseband signals to the direct up-conversion unit; the signal direct up-conversion unit is configured to directly up-convert the baseband orthogonal two-way signal to a radio frequency signal and then output from the second port; the signal frequency conversion receiving unit The dual-port test function is realized through the multi-level routing switching coupling mode between the direct up-conversion unit and the signal.

The invention relates to a semantic recognition analysis method based on language shape features, which comprises the following steps: determining a feature set of questions, and screening through a binary tree and a regular expression to obtain an undetermined language most similar to the semantics of the questions; determining possible answers from a to-be-determined language network, and takingthe subsequent sentences of the to-be-determined language most similar to the questions obtained in the first step as a plurality of possible answers of the questions in the to-be-determined languagenetwork; taking the questions as the input of the semantic analysis neural network, taking the words contained in the plurality of answers as the output, carrying out the forward propagation of the semantic analysis neural network, obtaining the values of the output word nodes, and determining the variables and the final answers according to the output values of the word nodes. According to the semantic recognition and analysis method, language data resources on which algorithm operation depends can be richer, a statement network is denser, and the obtained answers better conform to semanticscenes limited by questions and semantic backgrounds of the questions.

The present invention provides a marine portable general electronic recording terminal and the data recording method provided by the invention, a software system with quick click, template customization, redundancy recording, data correction, off-line and on-line recording and uploading and downloading supporting functions and a lightweight hardware platform are designed, so that a paper chart is electronized, and the functions of handheld recording and analysis of visual data in a complex ship environment are realized. According to the invention, a large amount of visual data can be efficiently acquired and analyzed, and the data acquisition and analysis efficiency of ship operators is effectively multiplied. The portable terminal which adapts to the physical environment of the ship and has a high protection level is adopted, and the reliability is high.