478results about How to "Realize automatic acquisition" patented technology

The invention relates to a rail transit fault diagnosis method and system based on a decision-making tree. The method includes the steps of firstly, determining various fault modes and various monitoring quantities of a rail transit device by analyzing a circuit and a mechanical structure model of the rail transit device; secondly, obtaining standard fault sample data according to various historical monitoring quantities of the rail transit device, then, analyzing the standard fault sample data through the decision-making tree generating algorithm, and conducting construction to obtain the decision-making tree of a fault; thirdly, collecting the various real-time monitoring quantities of the rail transit device, taking the decision-making tree as a classification model of the fault modes to conduct classification, and thereby determining the type of the fault. The system comprises a data collection device, a database unit, a data analysis unit and a knowledge base unit. The method and the device solve the technical problems that in the prior art, when the rail signal system fault is manually diagnosed, workloads are large, efficiency is low and the risks are high, and efficiency and accuracy of rail transit data analysis and fault diagnosis are improved.

The invention relates to a training-corpus quality evaluation and selection method orienting to statistical-machine translation. The training-corpus quality evaluation and selection method comprises the following steps of: automatic weight acquisition: adopting small-scale corpus to train an automatic weight acquisition model so as to obtain a characteristic weight and a classification critical value; sentence-pair quality evaluation: using the weight and the classification critical value as well as the original large-scale parallel corpuses as input, carrying out classification on the large-scale parallel corpuses by using a linear model for sentence-pair quality evaluation, and generating all corpus subsets; and high-quality corpus subset selection: on the basis of all the corpus subsets, considering the influence of the cover degree, and selecting the high-quality corpuses as training data of a statistical-machine translation system. The training-corpus quality evaluation and selection method has the advantages that richer sequence-pair quality evaluation characteristic is provided, so that the automatic learning of the characteristic weight is realized, and when the scale of the subsets reaches to 30%, the performance can reach 100%, even better; and the class of any input sequence pair can be divided, and help can be provided for tasks such as selection of high-quality corpus data.

The invention discloses a method, device and system for obtaining background music information in a played video. The method includes the steps that a background music searching button on a player is triggered, and a background music searching instruction is generated; the audio data of background music played by the player are obtained according to the background music searching instruction; a database is searched according to the audio data of the background music played by the player, and the background music information of the background music played by the player is obtained. The method, device and system for obtaining the background music information in the played video resolve the technical problem in the prior art that the background music information of the played video played by the player can not be obtained.

The invention provides an audio video synchronization method and device. The audio video synchronization method provided by the invention comprises steps of acquiring audio processing duration of an audio signal and video processing duration of a video signal in audio and video signals of preset duration; according to the difference value of the audio processing duration and the video processing duration, gaining an audio video compensation value; according to the audio video compensation value, adjusting output times of the audio signal and the video signal in the audio and video signals, so as to enable the audio signal and the video signal to keep pace with each other. Through adoption of the method, when different channels and different audio video signals are broadcasted, the audio video compensation value can be automatically acquired according to specific processing duration or other parameters in broadcasting of the audio and video signals, so as to broadcast the audio and video signals synchronously. Furthermore, a corresponding preset audio video compensation value can be acquired directly according to broadcast feature information of the audio and video signals, so as to broadcast the audio video signals synchronously.

The invention discloses a visible light and infrared sensor data fusion method for an inspection robot. The method comprises the following steps of 1, obtaining multiple groups of infrared images and visible light images of equipment and equipment parts in a same scene; 2, performing image registration on the infrared images and the visible light images by adopting affine transformation; 3, training the visible light images by utilizing a deep convolutional neural network, and identifying the equipment and the equipment parts in the visible light images and corresponding type and position information; and 4, fusing the infrared images and the visible light images to generate a fused image, and tagging temperature values corresponding to the equipment and the equipment parts in the fused image to form a temperature graph. According to the method, automatic registration of the equipment and the equipment parts in the visible light and infrared images of the inspection robot can be realized; and automatic obtaining of temperature data of the power equipment and the equipment parts is realized.

The invention discloses a network configuration method to a terminal, a device and a system, relating to the wireless communication field in order to solve the problem of the prior art that the network configuration can not be done to the terminal automatically. The embodiment of the invention provides the network configuration method to the terminal, comprising the following steps that: the terminal or a network operator node establishes a network connection with an LECS according to a pre-configured LECD address; the terminal or the network operator node sends a network configuration request message with the terminal identification information to the LECS; the terminal receives the network configuration information sent by the LECS; the network configuration is done to the terminal according to the received network configuration information. The network configuration method to the terminal, the device and the system of the embodiment of the invention can be applicable to the mobile terminals such as mobile phones as well as node devices on the network side.

The invention relates to an intelligent elevator master control system based on computer visual inspection. As the number of people in an elevator waiting region and the number of people in a fixed region in an elevator car are detected, operation of an elevator is intelligently controlled, work of a lighting system in the car is intelligently controlled, the operating state and the number of elevator taking people of the specific elevator are sent to specific users through the Internet, the elevator serves the users with higher working efficiency, and the requirements for environment friendliness and energy saving are met. Thus, the intelligent elevator master control system can be widely used in the field of video monitoring.

The invention provides a log database system and a log database synchronization method. The log database system comprises a synchronous configuration unit, a log acquisition unit, a data synchronization unit and a database execution unit, wherein the synchronous configuration unit is used for acquiring to-be-synchronized data object names and configuring a synchronization name list; the log acquisition unit is used for trading, generating trading information, participating in consensus and storing the consensual trading information into a local block chain, and the trading information includes database operation logs; the data synchronization unit is used for searching the corresponding database operation logs in the local block chain according to the synchronization name list and determining data synchronization operation according to the searched database operation logs; the data execution unit is used for executing data synchronization operation on a predetermined database. The log database system has the advantages that the log database system separates the operation logs from data, safety can be ensured effectively while distributed storage is achieved through the block chain technology, and different types of databases can be configured without node reconstruction.

The invention provides an interactive semi-automatic three-dimensional scene constructing method. A data distributed storage strategy of the method is that scene data such as ground object models, vegetation, landform and the like is stored in a block mode through constructing scene data indexes, and relevant data is loaded by efficient data scheduling, thereby realizing dynamic construction of the scene. A land surface feature extraction method is that automatic acquisition for land surface texture, vegetation and water distribution areas in the scene is realized through performing operations of texture sampling, feature extraction and image segmentation on remote sensing images. A ground object feature extraction method is that positions and attributes of linear ground objects such as rivers, roads, bridges and the like and point-like ground objects are extracted through analyzing geographic information vector data, thereby realizing automatic acquisition for the attributes such as geometric dimensions, space positions and the like of the ground object models in the virtual scene. Therefore, the method provided by the invention can be applicable to quick scene construction with different scales and different complexity degrees, and can obviously improve the construction efficiency of the virtual scene.

The invention discloses a spectral method-based multi-component gas concentration analysis method. The spectral method-based multi-component gas concentration analysis method comprises the following steps: determining a background gas absorption response spectrum in a wide spectrum range; determining a standard sample absorption response spectrum in the wide spectrum range; determining an absorption response spectrum of to-be-detected mixed gas in a standard sample; determining the concentration value of each component in the to-be-detected mixed gas in the standard sample. Background automatic calculation of an absorption spectrum signal is realized according to an asymmetric reweighted penalty function lease square method; the problem of water vapor and component anti-interference erroris solved by using a differential type anti-interference wavelength selection algorithm, and the real-time on-line analysis requirement of a high-sensitivity and anti-interference spectral analysis device is met.

The present invention provides a music similarity processing method which comprises the following steps: after inputting first characteristic information of multimedia information of first music or the multimedia information of first music, extracting first characteristic information from the multimedia information of first piece of music; decomposing the first characteristic information to a plurality of information segments which start from a random starting point and have a certain length; after inputting the second characteristic information of multimedia information of second piece of music or inputting the multimedia information of second piece of music, extracting the second characteristic information from the multimedia information of second piece of music; calculating the information similarity data of a random segment of a plurality of information segments and a random segment in the second characteristic information; selecting a maximum value of similarity from the similarity data; and determining whether the maximum value of similarity exceeds the preset threshold. If the preset threshold is exceeded, high similarity between the first piece of music and the second piece of music is determined, and otherwise low similarity between the first piece of music and the second piece of music is determined.

The invention provides an automatic elevator floor number acquisition method and an automatic elevator floor number acquisition system. The method includes: using a pressure sensor for acquiring an atmospheric pressure value of a current floor that an elevator cab located in; and searching a floor number corresponding to the acquired atmospheric pressure value from preset corresponding relationship of atmospheric pressure values and floor numbers so as to obtain the floor number of the current floor that the elevator cab located in. The system comprises the pressure sensor and a processor. The automatic elevator floor number acquisition method and the automatic elevator floor number acquisition system are not only capable of accurately acquiring the floor number of the floor that the elevator cab located in but also small in occupied space of the elevator cab, is quite suitable for a third party system to detect floor numbers of an elevator independently and can be used for a control system of the elevator to automatically acquire the floor numbers.

Provided is a method for intelligently testing an intelligent substation on site. The method includes the steps of simulating station level communication, establishing a relation with a tested device, obtaining a set value parameter and a communication parameter of the tested device, automatically setting a test scheme, setting process level data parameters, outputting SV / GOOSE, receiving GOOSE information, and carrying out test on the tested device. According to the method, in the testing process, output of the SV / GOOSE is changed according to automatic setting of the test scheme; configuration of the tested device is automatically changed to enable the tested device to be capable of adapting to requirements of a specific test. A dictionary file mode is adopted in the method, so a message sent by the tested device can be accurately interpreted; after the test is finished, the result is automatically obtained from the tested device, and an analysis result is automatically given. The method changes a process level process level method of a current tester, can intelligently set test parameters and obtain the results, greatly reduces manual operation and test errors of an on-site test, improves work efficiency, and is suitable for intelligently testing the intelligent substation on site.

The invention relates to the field of software package maintenance, in particular to a method and a system for maintaining a software package dependence relationship. The method comprises the following steps: resolving a program library needed by a target program; allocating a version number to an interface in the program library; acquiring software package information on which the interface depends; correlating the version number of the interface with the software package information to form a dependence relationship; acquiring a version number of an interface needed by the target program to obtain a first version number; adding a dependence relationship corresponding to the first version number into a dependence file. The information of a software package on which the interface in the target program depends is maintained automatically, so that the software package on which the target program depends can be acquired automatically.

The invention discloses a wireless sensor network gateway for farmland information acquisition. The wireless sensor network gateway comprises a control module used for controlling the data acquisition, storage, display, enquiry and remote transmission of each sensor node in a wireless sensor network, a communication module connected with the control module, used for realizing communication between the gateway and the wireless sensor network and providing the wireless Internet function for the gateway, and a storage module connected with the control module and used for storing the data acquired by each sensor node in the wireless sensor network into a SQLite database. The gateway of the invention can realize rapid, reliable and low-cost remote acquisition of thhe agricultural production environment information.

The invention discloses a method, a system and a device for recovering data and belongs to the field of communication. The method comprises the following steps that: a recovery server receives a verification message sent by a terminal to verify the legitimacy of the terminal; after the successful verification of the legitimacy of the terminal, the recovery server receives a resource request message sent by the terminal, judges if a resource needed by the terminal can be provided or not and sends the resource to the terminal if the resource needed by the terminal can be provided; and the terminal receives the resource sent by the recovery server and recovers the data of the terminal according to the resource. The system comprises the terminal and the recovery server. The terminal device comprises a transmitter module, a receiver module, and a recovery module. The recovery server comprises a receiver module, a verification module and a processing module. Through the introduction of a reliable recovery network, the method realizes that the user automatically acquires recovery resources, recovers the incomplete data of a user by using the resource, improves the experience of the user, and mobilizes the activity of the user for using the reliable network.

The invention discloses a method, a server and system for automatically obtaining an address, and belongs to the technical field of communication. The method comprises the steps that when a mobile terminal requests to conduct user registration at a POI, user information sent by the mobile terminal, information of the POI, and an address used for receiving commodity are received, and corresponding relations between the user information and the information of the POI and between the user information and the address are built; when a user purchases the commodity on the internet through the mobile terminal at the POI, the user information and the information of the POI are obtained, the address corresponding to the user information and the information of the POI is searched in the corresponding relations, and the distribution process of the commodity is triggered according to the address. The server comprises a receiving module, a building module, an obtaining module and a trigger module. The system comprises the mobile terminal and the server. According to the method, server and system for automatically obtaining the address, automatic obtaining of the address for receiving the commodity for the user is achieved, shopping processes of the user are greatly simplified, and the efficiency of mobile electronic commerce is improved.

The invention discloses a near-field service acquisition method and device for an application. The near-field service acquisition method for the application comprises the following steps that: the application calls a first terminal to detect magnetic field strength within a preset distance range, wherein the application is installed on the first terminal and used for receiving service information of a near-field service, and the magnetic field strength is generated by a second terminal; when that the magnetic field strength is greater than preset magnetic field strength is detected, the application calls the first terminal to detect identification information which is broadcast by the second terminal and used for identifying the second terminal; the application sends a request command to a server according to the identification information of the second terminal, the server inquires a preset service page of the application under a preset service scene corresponding to the identification information of the second terminal according to the request command, wherein the identification information of the second terminal and the preset service page are preconfigured in the server; and the application acquires the service information which corresponds to the preset service page. Through adoption of the near-field service acquisition method and device, the technical problem that the application cannot automatically acquire the service information under the service scene in the prior art is solved.

The invention discloses a helicopter power line inspection realization method and realization system. The method comprises the following steps: sequentially obtaining multiple line inspection pictures according to a prestored power transmission line and a pole shooting sequence through a long-focal-length single lens reflex camera arranged on a helicopter; transmitting the line inspection pictures to a flat computer through a helicopter line inspection shooting control used for transmitting picture data; and the flat computer, according to pole numbers corresponding to the multiple line inspection pictures, classifying the line inspection pictures according to the pole numbers and storing the pictures in a table taking base poles as columns, corresponding to the pole numbers. According to the invention, the line inspection pictures are automatically obtained and automatically classified and stored, pictures with power transmission line defects can be identified, the line inspection efficiency is greatly improved, and the intensity of manual operation is reduced.

The invention discloses a method and device for acquiring character learning materials from a picture. The method comprises the step of confirming whether it needs to enter a single mode or a combined mode, the step of acquiring corresponding characters in the picture when the single mode is selected, the step of displaying the characters, the step of acquiring corresponding characters when the combined mode is selected, the step of combining the corresponding characters in the picture, and the step of displaying the combined result. Due to the fact that the characters in the picture are extracted and recognized, the characters can be recognized or combined deeper according to different modes, and the recognized or combined result is displayed, abundant character learning materials can be provided for a user, the character learning materials can be automatically acquired, and the user can experience more abundant and practical character learning content.

The invention provides a device for collecting and detecting analytes in a fluid sample, which comprises a detection chamber for containing testing elements, a collection chamber for collecting the fluid sample, a piston chamber positioned between the detection chamber and collection chamber, a piston and an opening, wherein the piston has a first position and a second position in the piston chamber; when the piston is in the first position, the piston chamber is communicated with the collection chamber through the fluid at the opening; and in the process of the piston moving to the second position from the first position, the opening is sealed by the piston, and meanwhile, the fluid in the piston chamber is released into the detection chamber. The device can be used for precisely detecting the fluid sample, and can enhance the detection accuracy and operational comfort.

The invention relates to a method and a device for interface document generation, a computer device, and a storage medium. The method comprises: obtaining a code file, traversing classes of a plurality of interfaces recorded in the code file, and obtaining code annotation information corresponding to the currently traversed classes; finding a global parameter in the currently traversed class, andobtaining global parameter information from definition of the global parameter in the class and the code annotation information corresponding to the class; by traversing class methods in the classes,reflecting all interfaces contained in the classes, obtaining interface information of each interface from a method body corresponding to the traversed class method and the code annotation informationcorresponding to the class; adding the global parameter information to the interface information of all interfaces and writing the obtained interface information to an interface document. The methodcan automatically collect interface information and effectively improve generation efficiency of the interface documents.

The invention discloses an iron and steel enterprise molten iron tank transportation management and control system, which is based on locomotive positioning and tank number identification technologies, and comprises a molten iron vehicle number identification device, a molten iron data automatic acquisition subsystem, a railway locomotive positioning and railway yard surveying and mapping device and molten iron transportation management and control software; according to the technical scheme, the problems of molten iron tank number recognition and key point alignment confirmation are solved through RFID equipment; the locomotive positioning is used for solving the problem of hot-metal bottle operation dynamic trajectory tracking; the problem of real-time acquisition of molten iron data issolved by utilizing the radar liquid level meter, the temperature measuring instrument and the wireless communication module; and full-process and full-dynamic management and control of molten iron transportation of iron and steel enterprises are realized by integrating the vehicle number identification equipment, the RFID equipment, the radar liquid level meter and the temperature measuring instrument and utilizing the molten iron tank dynamic management and control software. The molten iron tank transportation operation efficiency and safety of iron and steel enterprises are improved, all key links of molten iron transportation are managed, the real-time state of a tank car is mastered, and a molten iron dispatching plan, a shunting plan and other plans are made to control the whole transportation process in a closed-loop mode.

The invention discloses a standing tree height measuring method based on monocular vision. The problems that existing tree height measurement has complex operation and large consumed time and the standing tree height cannot be rapidly and conveniently detected are solved. The method comprises the following steps of calibrating a camera, acquiring internal parameters of the camera, performing standing tree contour extraction on an input image, establishing a geometric model of the distance between an image coordinate system and a world coordinate system, acquiring a standing tree image depth relational expression, establishing a height pixel coordinate mapping model, acquiring a to-be-measured target height relational expression, and calculating a standing tree height according to the shooting height and angle of the camera. The method has low measurement cost and high working efficiency, only an existing smart phone needs to be adopted, only the shooting angle and the shooting height need to be obtained, and operation is more convenient and faster. Moreover, the measurement method does not need complex operation, less time is consumed, the algorithm precision is high, the automation degree is high, and the operation is simple.

The embodiment of the invention relates to a method, a device and a system for allocating a time slot port number. The method comprises the steps of: receiving a service route requesting message having service classification sent by an adjacent node, confirming an OTU link carrying the ODU service according to the service route requesting message, confirming and leaving a leisure time slot sourcefor carrying the ODU service in the OTU link according to the service classification in the service route requesting message, allocating a time slot port number to the leisure time slot source, and sending a service route confirming message to the adjacent node. The method, the device and the system for allocating a time slot port number of the invention realize automatically acquiring the time slot port number, increase the allocating efficiency of the time slot port number because the operation of manually allocating the time slot port number through a network management system is unnecessary, and the error rate for allocating the time slot port number is decreased because no operator takes part in allocation process.

The invention discloses a cut picture acquisition method and device for a lens resolution test. The method comprises the steps that a lens module on a test tool is utilized to shoot a test graphic card, and a test image is obtained; contour search is performed on multiple rectangular blocks on the test image to obtain multiple rectangular contours; positions of a center point and vertexes of each rectangular contour on the test image are calculated; the rectangular contours within a specified distance range are positioned according to the position of the center point of each rectangular contour on the test image; a target position is determined according to the positions of the vertexes of the positioned rectangular contours; and a picture corresponding to the target position is acquired from the test image, wherein the picture is the needed cut picture. Through the cut picture acquisition method and device, the cut picture in the test graphic card can be automatically acquired for an SFR test, and test efficiency and test precision of a lens production line are improved.

The invention relates to a vegetation change occurrence time detection method based on time series similarity, comprising: first, establishing multi-year time-space continuous vegetation index time series data of a research area, calculating JM distance between vegetation index time series curves of each past year and the initial year pixel by pixel, year by year, and generating a time series curve for the JM distance of each past year and the original year; fitting the time series curve for the JM distance of each past pear and the original year by using a logistic model, and acquiring time parameter from logistic model parameters so as to automatically extract vegetation change time. In the method, the JM distances of vegetation index time series curves between the past years and the initial year are used to indicate time series similarity, and vegetation change time is acquired from change law of yearly time series similarity. The method is effective in detecting changes of time series curves in terms of amplitude, frequency and the like, the complex step of decomposing original spectral index time series data is avoided, and the problem that it is difficult to extract indexes directly from original spectral index time series data to provide comprehensive characterization of vegetation changes is solved.

The application relates to a road condition data processing method and device for the internet of vehicles, computer equipment and a storage medium. The method comprises: acquiring vehicle data of connected vehicular terminals in the internet of vehicles, storing the acquired vehicle data, zoning vehicles to road sections according to longitude and latitude data in the vehicle data, performing road condition analysis on each road section according to speed and direction data to obtain jamming condition of each road section, dividing each road section into multiple jamming levels according to the jamming condition, storing the jamming levels, receiving a road condition data request from a request terminal, wherein the road condition data request includes longitude and latitude parameters ofa planned path, searching the stored road condition data for road condition data of the corresponding road section under the corresponding jamming level according to the road condition request, and returning the road condition data to the request terminal. By using the method herein, corresponding road condition data can be automatically acquired and sent to the request terminal according to a request from the request terminal, and road condition data for vehicles can be acquired more efficiently.