43results about How to "Automatic analysis" patented technology

An integrated, automatic and open information retrieval system comprises an hybrid method based on linguistic and mathematical approaches for an automatic text categorization. It solves the problems of conventional systems by combining an automatic content recognition technique with a self-learning hierarchical scheme of indexed categories. In response to a word submitted by a requestor, said system retrieves documents containing that word, analyzes the documents to determine their word-pair patterns, matches the document patterns to database patterns that are related to topics, and thereby assigns topics to each document. If the retrieved documents are assigned to more than one topic, a list of the document topics is presented to the requestor, and the requestor designates the relevant topics. The requestor is then granted access only to documents assigned to relevant topics. A knowledge database linking search terms to documents and documents to topics is established and maintained to speed future searches. Additionally, new strategies are presented to deal with different update frequencies of changed Web sites.

The application discloses a depth-learning-based eye-fundus image processing method, device and system. The method comprises: eye-fundus image pretreatment is carried out and region segmentation extraction is carried out on the eye-fundus image; resampling is carried out on a regional image obtained by the segmentation extraction; data expansion is carried out on the regional image after resampling; and a regional image feature is identified by using a depth learning method. Therefore, an eye-fundus image can be analyzed automatically; the analysis result is objective and accurate; and the manpower cost is saved.

The application discloses a method for determining accepting ability of a medium and lower voltage distribution network to distributed power sources. The method comprises the following steps: determining an installed capacity of each distributed power source in each category distribution network according to a current permitted permeability; calculating node voltage and / or short-circuit current according to the installed capacities, and then performing checking; when the node voltage and / or the short-circuit current is larger than a preset threshold, determining whether a difference value between a current permitted permeability and a former permitted permeability is in a default range or not, if not, updating current permitted permeability in low direction, and if yes, updating current permitted permeability in high direction; when the node voltage and / or the short-circuit current is not larger than the preset threshold, updating current permitted permeability in high direction, using the updated current permitted permeability as a new permitted permeability, and then returning the step for determining the installed capacity; determining the accepting ability of the medium and lower voltage distribution network to the distributed power sources according to final permitted permeability. The application further discloses a device for determining the accepting ability of the medium and lower voltage distribution network to the distributed power sources. According to the application, an actual situation of the access capability of the distributed power sources can be accurately reflected.

The invention discloses an online monitoring method for the full life cycle of a transformer substation direct-current system based on the Internet of Things. The method comprises the following stepsof: collecting historical data and monitoring data, introducing the collected historical data and monitoring data respectively into a training data input interface and a monitoring data input interface, introducing various data into a data preprocessing module for pretreatment, analyzing the equipment state model, running a state library, performing regression prediction, providing early warning and issuing early warning information. The invention further comprises a layered system framework, the system framework comprises an application layer, a network layer, an entity layer and a sensing layer, and the application layer comprises a transformer substation direct current system and a full-life-cycle online monitoring and diagnosis system. According to the invention, the system state can be comprehensively judged through historical data analysis, the judgment can be more precise, and full-cycle management is carried out on the transformer substation direct current system, the equipmentoperation condition and processing method are comprehensively mastered, an online monitoring and diagnosis platform for the full life cycle of the transformer substation direct current system is established, and the working efficiency is improved.

The invention relates to a high dilution factor water sample analysis method, which includes the following steps: A, confirming input parameters: the volumes of n-1 grade dilution sample and a diluent adopted during nth grade dillution can be obtained as per the dilution factor gn of the n grade, wherein the dilution grade is m, and n belongs to the interval from 1 to m (including 1 and m), the product of dilution factors of all grades is the total dilution factor, and the dilution sample of 0 grade is a to-be-diluted sample; B, performing m grade dilution for the sample until the m grade dilution sample is formed: an injection pump is controlled through a control unit to respectively inject an n-1 grade dilution sample and the diluent both with the volumes corresponding to those of the n grade dilution in an nth mixing chamber through multi-channel direction selecting valves, so as to form the n grade dilution sample; and C, detecting the concentration of an m grade dilution sample, so as to finish the measurement. The invention further provides a high dilution factor water sample analysis device. The high dilution factor water sample analysis method and the high dilution factor water sample analysis device have the advantages of convenience for operation and accuracy in dilution.

This invention discloses one interval gas analysis method, which comprises the following steps: a, closing second valve fixed on first one and opening first one connected to the high pressure device with the gas inside filled with first and second valves capacitor as sample; b, closing first valve and opening second valve with first storage through second valve downstream; c, releasing the sample gas through second valve; d, analyzing released sample gas to get sample parameters. This invention also discloses one device to exert above method.

The invention discloses a method of automatically analyzing fundamental reasons of index fluctuation. The method includes: receiving original data, which are configured by a user, by a data input module, extracting operation management data therefrom, and sending the same to an index construction module and a data processing module; constructing dimensions used for data analysis and indexes, whichcorrespond to the dimensions, by the index construction module according to the operation management data, and sending the constructed dimensions and the indexes, which correspond to the dimensions,to the data processing module; after the data processing module receives the dimensions, the indexes corresponding to the dimensions and the operation management data, analyzing change quantities of dimension values of all the indexes according to the dimension values corresponding to the indexes in an associated manner, selecting indexes, which correspond to a preset number of dimension values ofwhich change quantities are largest, as the reasons of index fluctuation, and sending the reasons of the index fluctuation and corresponding data to a data output module; and after receiving the index fluctuation reasons and the corresponding data, generating the same by the data output module according to a preset output mode, and outputting an index fluctuation reason analysis report.

The invention relates to a network packet loss detection method and device. The method comprises the following steps: acquiring network flow data of target equipment, wherein the network flow data comprises outlet flow and inlet flow; judging the network packet loss condition of the target equipment according to the port flow and the inlet flow; when the target device has a network packet loss situation and the network packet loss situation meets a preset strategy, determining packet loss data of each application in a plurality of applications in the target device based on a traffic type library; displaying the packet loss data of each application. According to the network packet loss detection method and device, electronic equipment and a computer readable medium, network conditions can be automatically analyzed for different applications, and more reference data are provided for an administrator to maintain existing network equipment.

The invention relates to a video image processing technology, which discloses an image violence event detection method based on an anchor node, which automatically analyzes and detects the violence behavior in a video stream, improves the real-time performance and accuracy of detection, and can be adapted to a plurality of different monitoring environments. The method comprises the following steps: a. obtaining sample features according to all feature vectors of an image data set and soliciting anchor nodes according to the sample features; B. calculating a hash code corresponding to the sample in the data set according to the similarity between the anchor node and the sample in the image data set; C. using the hash codes corresponding to each sample of the image data set as inputs, and using the trained SVM model to predict the image, so as to judge whether there is a violent event in the image. In addition, the invention also discloses an image violence event detection system based on an anchor node, which is suitable for a plurality of application scenes.

The invention relates to an HTTP interface dynamic parameter test method with test strategy automatic configuration, which mainly comprises the following steps of 1 setting a test strategy configuration module, and constructing an incidence relation table of an interface and a code file; 2 executing a test strategy configuration module, and positioning an interface needing to be tested in the current round; and 3 circularly testing each interface in the to-be-tested interface list by using a random parameter selection method; wherein in the execution process, a multi-thread concurrent mechanism is used for improving the test execution efficiency, and through repeated, uninterrupted and long-time random parameter selection test, the coverage rate of the dirty data fault tolerance test is improved; and 4 obtaining a test result. Therefore, the problems of insufficient test coverage, easy failure of parameters, low dirty data coverage rate, test omission or deviation caused by inaccurateevaluation of an influence range during code change and the like are solved, and the purposes of improving the test data coverage rate, the test efficiency and the accuracy are achieved.

The invention discloses a three-dimensional automatic surveying and mapping system for air parameters, which comprises a mobile mechanism, an indoor air detection mechanism, a wireless transmission mechanism, a measurement controller and a data processing mechanism, and is characterized in that the indoor air detection mechanism, the wireless transmission mechanism and the measurement controller are arranged on the mobile mechanism. The three-dimensional automatic surveying and mapping system can realize the indoor movement of the detection mechanism used for measuring the indoor air parameters in the horizontal direction and the vertical direction through a moving trolley and an electric lifting rod. Compared with the traditional fixed-point measurement, the system is more comprehensive and accurate in obtained data through measuring the air parameters of multiple key points in each section of the indoor space, then carries out efficient and automatic processing through the data processing mechanism and realizes effective and visual presentation of the data. Compared with the traditional method in which measurement is performed by using the traditional hand-held detector, the system is more efficient and convenient and can achieve a purpose of collecting and analyzing the indoor air parameters automatically, quickly, comprehensively and accurately.

The embodiment of the invention discloses a webpage path navigation method and device, electronic equipment and a storage medium, and the webpage path navigation method comprises the steps: receivingan input request of a user; querying at least one access task corresponding to the input request from a pre-obtained access task set based on the input request, with the at least one access task comprising a webpage navigation sequence from the initial webpage to the target webpage; obtaining a frequent item set of the URL regular pattern of at least one access task, wherein the frequent item setcomprises the URL regular pattern of each access task corresponding to a plurality of webpage navigation sequences from the initial webpage to the target webpage; and determining a navigation path ofthe target webpage according to the frequent item set. According to the webpage path navigation method disclosed by the invention, the path navigation of a crawler can be automatically and intelligently analyzed according to the association rule mining algorithm, so that the traversal times of the webpage path can be reduced, and the knowledge extraction efficiency in the webpage can be improved.

The invention discloses a method for determining six aromatic amine compounds in cigarette mainstream smoke by using online SPE / LC-MS / MS. It uses the Cambridge filter and an absorption bottle containing 2% formic acid solution to capture the aromatic amine compounds in the main cigarette smoke particle and gas phase matters, respectively, ultrasonically extracting the filter by 2% formic acid solution, adding interior labels into the two solutions and determining the six aromatic amine compounds by online SPE / LC-MS / MS, including o-toluidine, 2,6-dimethylaniline, o-anisidine, 1-aminonaphthalene, 2-aminonaphthalene and 4-aminobiphenyl. The method has the advantages of simplifying the sample pretreatment process and extracting with the formic acid solution to reduce the pollution. The two-dimensional in-line solid-phase extraction composed of the cationic column and the reversed-phase C18 column is used to purify the sample to be tested and the purification effect is good; each target is quantitatively analyzed using their specific internal standard, effectively reducing the matrix effect.

The invention relates to a sleep monitoring system. The sleep monitoring system comprises a monitoring eye mask, an intelligent terminal and a sleep analysis platform which are wirelessly connected toone another; the monitoring eye mask includes an eye mask body, a main control module and a signal acquisition module, wherein the main control module and the signal acquisition module are disposed on the eye mask body; the signal acquisition module is connected to a signal input end of the main control module and collects sleep data of a tested person and transmits the sleep data to the main control module; the main control module receives the sleep data and transmits the sleep data to the intelligent terminal; the intelligent terminal receives and stores the sleep data and transmits the sleep data to the sleep analysis platform; the sleep analysis platform receives the sleep data, feature extraction and automatic analysis of the sleep data are carried out through a sleep analysis model,and sleep staging results are generated and returned to the intelligent terminal for checking. The sleep monitoring system has the advantages of being convenient to use and capable of automatically analyzing the sleep data of a user.

The invention discloses a scanning electron microscope automatic scanning method and system based on 3D point cloud. The method comprises the following steps: acquiring geometric surface space point cloud data of a multi-curved-surface sample through 3D scanning equipment; selecting spatial point cloud data of an area, needing to be analyzed, of the sample; converting the point cloud data into point cloud data based on a scanning electron microscope space coordinate system through space coordinate system conversion, converting the converted point cloud data into a scanning electron microscopecontrol instruction according to sample analysis requirements, and enabling a scanning electron microscope to quickly complete multi-curved-surface sample scanning analysis according to the instruction. The system mainly comprises a sample 3D module, a space coordinate conversion module, a scanning track calculation module, a scanning electron microscope control module and the like. According to the method, the scanning electron microscope can be controlled to automatically and quickly complete the analysis work of the sample according to the irregular multi-curved-surface sample geometric surface space point cloud data obtained after 3D scanning so that the analysis time of the complex surface sample is effectively shortened, the working intensity is reduced, and the production efficiencyis improved.

The invention discloses a novel method for automatic foreground extraction. Under the general conditions, the foreground extraction is interactive, and a foreground region needs an interactive labeling process. According to the method, an image is subjected to Gaussian variation processing to obtain a Gaussian variation point, then, the Gaussian variation point is subjected to marginalization processing by combining a Ncut technology, and marginal information of the image is obtained; finally, the center focus of the image is selected by a certain method, in addition, a key point is subjected to weighted growth in a direction towards the center focus, and a final foreground positioning point is obtained. The foreground region of a target image can be determined according to the proportion of the foreground positioning point in different regions. The whole process is fully automatic, and any manual interaction is not needed. Lots of experiments prove that the method is very effective, and in addition, more precise experiment results can be obtained.

The invention discloses an establishment method and device for website proofreading information, relates to the field of Internet technology and mainly aims to solve the problem that a person and title relation needs to be searched for artificially and randomly on the Internet because information publishing channels of persons and titles are not unified, and consequently the determined person and title relation is incomprehensive and inaccurate. According to the main technical scheme, the method comprises the steps that page content in a content page in a preset website is acquired; the page content is segmented into sentences, and each sentence is segmented into words; the person and title relation is determined from the segmented words; the person and title relation is saved into a person title bank, wherein the person title bank is used for storing the person and title relation. The establishment method and device are applied to the process of recognizing wrongly-written characters in the website.

The embodiment of the invention discloses a video playing method and device, electronic equipment and a storage medium. According to the embodiment of the invention, the method includes: obtaining environment audios and videos; performing feature extraction on the environment audio and video to obtain audio and video features; performing video retrieval based on the audio and video features to obtain video information of the target video; determining a video playing instruction based on the video information; and playing the target video based on the video playing instruction. In the embodiment of the invention, the ambient audio and video around the user can be automatically analyzed and identified, so that the target video is retrieved, and the video information of the target video is displayed to the user on the video detail page, so that the user plays the target video. Therefore, the user can automatically retrieve and play the environment audio and video without knowing the related information of the environment audio and video, and the video playing efficiency can be improved.

The invention provides a pulse signal acquisition system. The pulse signal acquisition system comprises a pulse taking instrument and terminal equipment, wherein the pulse taking instrument comprisesa housing, a wristlet and a pulse taking instrument circuit; the wristlet is mounted below the housing; the pulse taking instrument circuit is mounted in the housing, and comprises a voltage stabilizer, a pressure sensor, a control chip and a communication chip; an application APP is arranged in the terminal equipment, and is used for receiving a pulse digital signal and transmitting the pulse digital signal to a cloud platform; the pulse digital signal is compared with a pre-set standard database by the cloud platform; the comparison result and health suggestion are fed back to the application APP; and the application APP is used for presenting pulse information of a detected person, the comparison result and the health suggestion obtained through measurement through characters and figures. The pulse signal acquisition system disclosed by the invention is non-invasive, non-intervening, free from blood sampling and free from ray radiation on a human body; the pulse signal acquisition system is used for performing automatic acquiring, automatic discrimination and automatic analysis; the acquired analysis data can be transmitted, reviewed and transferred in a local area network or the Internet; and the pulse signal acquisition system is simple in structure, small in volume and convenient to carry.

The invention discloses a map query system, which comprises a map searching module, a mapping module, a map switching module and a map analysis module, wherein the map query system is provided with a server; all the modules are driven to run by the server and can independently operate; measured data can be automatically stored in a database; and a shared plate is arranged on the background of the database. The map query system has a smart design and a better vision display effect, is easier and more convenient to use and is more convenient to operate quickly; functions of a map system are improved; automatic analysis can be performed; the flexible using performance is added; and the map query system has a novel design, is a new design scheme, and facilitates popularization.

The invention relates to the technical field of automatic management of instruments and meters. An instrument management system, a management platform, an industrial instrument and a method are designed through analysis on calibration information, and calibration information templates are configured at an instrument end and a platform end, so that matching of the management platform and the managed instrument is realized, reading and analysis of the calibration information data by the management platform are facilitated, large-scale management of the instrument becomes possible, and on the basis, the invention also designs an instrument precision and stability analysis method, so that the automation degree of instrument management is improved.

The invention relates to the technical field of monitoring systems, and discloses an intelligent monitoring system for electric power engineering construction. The system comprises a camera group, a video collector, a video server, a video analyzer, a local area network, a supervision platform, a client and a video recording server; and the camera group is in communication connection with the video collector, and the video server is in communication connection with the video collector so as to input video data or mixed data of video and audio output by the camera into the video server and convert the video data or the mixed data into digital data which can be distinguished by a computer. According to the intelligent monitoring system for electric power engineering construction, the construction process is monitored in real time through the camera, video data are stored in the video server through the video collector and uploaded to a local area network through the video server, so that the supervision platform, the client and the video recording server can download, store and check in real time, and the construction site is strictly controlled.

The invention discloses a digital interconnected water plant system and belongs to the water plant system management technical field. Monitoring cameras and field sensors acquire the information of field equipment; the information is collected through an intelligent data acquisition device; the information is transmitted to a server through a Gigabit looped network; the server stores, analyzes and processes the information; a processing result is displayed on a monitoring display screen; and an administrator operates a PLC to perform field monitoring, data analysis and equipment control operation through a data control and management system. According to the digital interconnected water plant system of the invention, control equipment and video monitoring are additionally adopted; the Gigabit looped network has POE technology, and therefore, dependence on cables can be reduced, costs can be reduced; a data interface satisfies the needs of old and new equipment, the compatibility of the control system can be enhanced; the security and stability of data can be ensured; the data are automatically analyzed and processed; reports are objective and direct; and support can be provided for water plant management.

The invention discloses a method for determining six aromatic amine compounds in cigarette mainstream smoke by using online SPE / LC-MS / MS. It uses the Cambridge filter and an absorption bottle containing 2% formic acid solution to capture the aromatic amine compounds in the main cigarette smoke particle and gas phase matters, respectively, ultrasonically extracting the filter by 2% formic acid solution, adding interior labels into the two solutions and determining the six aromatic amine compounds by online SPE / LC-MS / MS, including o-toluidine, 2,6-dimethylaniline, o-anisidine, 1-aminonaphthalene, 2-aminonaphthalene and 4-aminobiphenyl. The method has the advantages of simplifying the sample pretreatment process and extracting with the formic acid solution to reduce the pollution. The two-dimensional in-line solid-phase extraction composed of the cationic column and the reversed-phase C18 column is used to purify the sample to be tested and the purification effect is good; each target is quantitatively analyzed using their specific internal standard, effectively reducing the matrix effect.

The invention relates to a multi-channel wireless noise testing method and device. The multi-channel wireless noise testing device comprises noise testing modules, a ZigBee communication module, and a WiFi communication module, wherein each noise testing module comprises a microphone unit, a core control circuit, a noise testing device front-end equipment power supply module, and a support; the ZigBee communication module comprises antennas, front-end ZigBee communication modules, and a back-end ZigBee communication module; the WiFi communication module comprises front-end WiFi communication modules, and a back-end WiFi communication module; the noise testing modules distributed in different sound fields simultaneously transmit original data to a multi-channel noise data statistics and analysis module through WiFi or ZigBee; and the data statistics and analysis module analyzes the received original data through software to obtain relevant noise parameters. The method and device provided by the invention has the advantages that noise testing and monitoring can be carried out through multiple channels simultaneously, so that all-weather and real-time noise testing and monitoring through the multiple testing channels can be achieved.

The invention provides an equipment control device which analyzes the effect of altering operation signal in short time, obtains the physical reason of the effect and displays the analytical results. The equipment control device is provided with a measurement signal DB(210), an operation signal DB(250), a numerical value analysis executing unit DB(220), a numerical value analytical result DB(240), a model (230)used for estimating a value of a measurement signal for an operation signal; a learning unit (260) using the model, a learning information DB(270), a control logic DB(290) of information used by an operation signal generating unit (280), a knowledge DB(400) for equipment running characteristics, an analyzing unit (300) which processes the information in the numerical value analytical result DB(240) by information in the knowledge DB(400), learning information DB(270), operation signal DB (250) and measurement signal DB(210), wherein the analyzing unit comprises a learning base analyzing unit (310) checking adequacy of an operation method, a signal analyzing unit (320) for evaluating an effect of the operation signal upon the plant and presence / absence of an abnormal signal, and at least one of a knowledge DB updating unit (330) correcting information in the knowledge DB (400).

The invention relates to a dynamic target simulation device for testing a secondary radar phased array inquiry system, which is characterized by comprising a signal source, a variable attenuator, an orientation simulation unit and a display and control unit part. The simulation device provided by the invention can receive inquiry radio-frequency signals of the phased array inquiry system and generate response radio-frequency signals representing different distances and orientations. Besides, the simulation device provided by the invention has the characteristics of data transmission and receiving capability as well as automatic data processing, analyzing and displaying function, can simulate a response target in an internal field, can test and verify the monopulse angle measurement function and the performance of the phased array inquiry system and can simplify the test method and improve the efficiency to a certain extent.

The invention relates to a detection analysis method and a system for DC micro-motor motor, wherein the system comprises an industrial computer, an A / D collection card, an I / O control card, an inductance and resistance, a D / A module, a display, a DC stabilized power supply, a main control circuit board, a position circuit board and a cabinet. The test voltage output and set by DC stabilized power supply can be automatically regulated by the combination method of software and hardware; the production rotation can be automatically controlled, the current data of whole rotation process can be collected effectively; and the current data can be drawn to the current waveform. The current data can be judged whether to be abnormal or not by analyzing the current data of some point or points or current data in some section or some sections, and then the product can be analyzed. The operation time of the product in the stage or some stage or stages can be judged by analyzing the current waveform change, and the current waveform can be judged whether to be abnormal or not so as to analyze the product.