226results about How to "Rich data" patented technology

The invention discloses a tolling highway network traffic information acquisition and induction system based on a path identification system. The tolling highway network traffic information acquisition and induction system comprises a tolling highway outlet, inlet tolling lane system, a networking tolling center system, a 5.8G path identification station, a 5.8G path identification station monitoring system, a MTC vehicle double-frequency passing card, an ETC vehicle OBU and noncash payment card, an on-board multimedia terminal, and a traffic information processing system. The tolling highway network traffic information acquisition and induction system is advantageous in that by adopting the 5.8G Hz path identification station, the double-frequency passing card provided with the Bluetooth module, the OBU, and the on-board multimedia terminal, the path identification and traffic information acquisition and the traffic information push can be realized; by adopting the combination between the cloud calculation and the 5.8G path identification station distributed calculation, the processing and the prediction of the information such as the traveling time, the traffic flow, the travel speed, the traffic state, and the vehicle position of the tolling highway segment can be realized, and therefore the accurate and reliable front traffic information can be provided for the highway user.

The invention relates to a monocular vision measuring method for an iron tower. According to the method, the measurement of rod pieces of the iron tower in a full-width photo is realized by the actual length represented by unit pixel distance at a specific position in the photo. The method is finished by the following processes of: camera calibration, camera elevation (vertical angle) measurement, camera visual angle (divergence angle) calculation, image correction and the like, wherein the camera calibration is finished at one time; the image correction, the divergence angle calculation and the like can be finished by computer programs; and therefore, a rapid measurement task is realized. According to the method provided by the invention, the measurement work can be finished rapidly only by using a camera and a range finder; the iron tower only needs to be shot once, and then image calculation and processing are performed in an office, so that the aim of measuring the iron tower is fulfilled without influence caused by charged and weather conditions; much data information is obtained by the measurement; and all rod pieces can be measured at the same time.

The invention relates to an INS (Inertial Navigation System)/GNSS (Global Navigation Satellite System)/polarization/geomagnetism combined navigation alignment method based on Kalman filtering. The method comprises the following steps: selecting an initial aligned state variable, and establishing an error equation of a combined navigation system; performing matching and fusing to establish a polarization measuring equation according to a polarization azimuth angle output by a polarization sensor and an azimuth angle output by the INS; establishing a geomagnetism measuring equation according toa heading angle output by a magnetometer and the heading angle output by the INS; performing matching and fusing to establish an error measuring equation according to a speed and position informationoutput by the GNSS, the speed and the position information output by the INS; establishing a unified measuring equation for the combined navigation system by utilizing an augmented reality technology;designing a Kalman filter to estimate physical quantities such as a misalignment angle, a speed error, a position error, etc., of the combined navigation system; and performing feedback correction onan attitude, the speed and the position of the combined navigation system to improve the initial alignment estimation precision. The method has the advantages of being high in precision, small in calculation amount and high in compatibility, and the initial alignment time is reduced.

The present invention discloses a true triaxial test ultrasonic wave and acoustic emission testing system. According to the present invention, a true triaxial test apparatus has six sides of pressurization units, wherein ultrasonic wave and acoustic emission coupling test transducers are arranged between every side of the pressurization unit and corresponding surfaces of rock, a communication terminal of at least one ultrasonic wave and acoustic emission coupling test transducer is connected with a signal output terminal of a multi-channel ultrasonic wave defect detector, communication terminals of other ultrasonic wave and acoustic emission coupling test transducers are respectively connected with a signal input terminal of the multi-channel ultrasonic wave defect detector and a signal receiving terminal of an acoustic emission instrument through signal shunts, and the acoustic emission instrument and the multi-channel ultrasonic wave defect detector are connected with a computer. With the present invention, an ultrasonic wave test and an acoustic emission test can be performed on the same rock, completely comprehensive data information can be provided for understanding of deformation and breaking law, and mechanics mechanism of the rock, and adverse affects on test results by difference of different blocks can be avoided.

The invention relates to a system for automatically acquiring and analyzing a trace gas, which comprises a central control computer, an industrial control module group, a sampling part and a gas acquisition and analysis part, wherein the central control computer is used for writing programs by means of industrial control configuration software, generating and transmitting tank cover, gas passage and gas analysis commands, and receiving and storing analog signals which contain environmental meteorologic parameters and trace gas concentration data and are transmitted by the industrial control module group; the industrial control module group is respectively connected with the central control computer, the sampling part and the gas acquisition and analysis part; the gas acquisition and analysis part is connected with a pipeline of the sampling part; the industrial control module group is used for receiving industrial control commands, outputting multiple switching signals, and controlling the sampling part and the gas acquisition and analysis part to automatically carry out tank cover switching, gas acquisition and trace gas concentration analysis according to the programs; and the industrial control module group is used for processing current signals output by the sampling part and voltage signals output by the gas acquisition and analysis part and outputting the analog signals containing the environmental meteorologic parameters and the gas concentration data.

The invention provides a three-dimensional vibration stress relief multitask acquisition and control system which comprises at least one workpiece, at least one vibration exciter, a sensor matched with each workpiece, a mainframe device and a vibration exciter drive unit, wherein, the sensor acquires a three-dimensional signal of each workpiece; the mainframe device classifies and selects distribution of the inherent frequency and the resonant frequency of each workpiece according to the maximum energy absorption principle and the multi-vibration mode principle and drives the vibration exciter drive unit; and the vibration exciter drive unit drives the vibration exciter to vibrate according to the frequency selected by a mainframe so as to eliminate the stress of each workpiece through vibration. The system and a method thereof provided by the invention have the following advantages of achieving more simplified and more convenient acquisition, ensuring that the distribution of the resonant frequency with different vibration patterns of each workpiece is wider and data is more perfect without omission in Fourier spectrum analysis, ensuring that the obtained result is more accurate while classifying and selecting the resonant frequency for Fourier spectrum analysis, and ensuring that vibration ageing treatment effect is better.

Provided is a method for point cloud data processing and crossover object obtaining of a transmission line. A terrain and ground object information database is established according to actual information of terrain and ground objects in three-dimensional point cloud data; original three-dimensional point cloud data is obtained by utilizing three-dimensional laser scanning; and the ground objects are obtained. On the original basis of not changing the original point cloud data, no modeling rendering processing is performed, spatial information at any point is not changed, he point cloud data of the various ground objects is obtained accurately; and according to concrete requirements of design disciplines, a topographic map suitable for three-dimensional design of a high-voltage transmission line is formed, which is achieved internationally for the first time and is a breakthrough in the technical field of track design.

The invention discloses a vehicle behavior track detecting method based on a video image. The method comprises a fused GMM-PRLK multi-moving-target automatic detecting and tracking algorithm. Furthermore a template updating mechanism is added for handling phenomena of turning, deformation and the like in a driving process of a moving vehicle. Unsupervised automatic detecting and tracking can be performed in the whole process. In a three-dimensional track reconstruction process, an improved stereo matching algorithm based on an SURF characteristic is utilized. An improved KNN-RANSAC algorithm is utilized for performing characteristic point matching and a relatively larger number of mis-matching points can be eliminated. Compared with an induction coil and radar ultrasonic wave, the vehicle behavior track detecting method based on the video image has advantages of greatly improving detecting efficiency, obtaining more data information, realizing simple operation, saving cost and reducing labor intensity.

The invention provides a three-dimensional code generating and parsing method and a three-dimensional code generating and parsing device. The three-dimensional code generating method comprises the following steps: presetting a two-dimensional code data length and a three-dimensional code output format, reading binary data flow information corresponding to target page information, splitting the binary data flow into subsectional binary data flows according to the preset two-dimensional code data length, generating the subsectional binary data flows into two-dimensional codes, and combining the two-dimensional codes into a three-dimensional code according to the preset three-dimensional code output format. The three-dimensional code parsing method comprises the following steps: scanning and parsing the three-dimensional code, wherein the three-dimensional code comprises the two-dimensional codes, frame frequencies for outputting the two-dimensional codes, and a sequence for outputting the two-dimensional codes; according to the frame frequencies of the two-dimensional codes in the parsed three-dimensional code and the sequence for outputting the two-dimensional codes, parsing information in the two-dimensional codes, and combining the information of the two-dimensional codes to obtain the target page information.

The invention discloses a wellhole multi-parameter searching method for rock deformation and damage features. By a BOTDR distributed optical fiber single-end testing mode, total hole depth is deeply drilled to acquire strain data, and different depth positions of an overlying strata after mining of a working face and deformation features of extrusion, tension, shearing and the like, which are shown by a geologic body, of different rock strata in a deformation process can be reflected. Effective deformation of a linear test total drill hole controlled depth stratum is formed, and the shortcoming that data are missing easily by original point type data acquisition is overcome. The test method is clear and visible in test, and has high accuracy and precision; and the heights of a caving zone and a water conducted zone can be judged accurately. By electric field response analysis of a parallel electrical-method test technology, qualitative and quantitative accurate judgment can be realized, test accuracy is improved effectively, and other interference factors are controlled.

The invention relates to a traffic accident road base map information processing method based on a topographic map and an image. The method comprises a first step of pre-processing topographic map data, a second step of pre-processing image data, a third step of matching the topographic map data processed by the first step and the second step with the image data, a fourth step of selecting various road information on the topographic map data and the image data according to set code requirements and automatically generating a road base map, and a fifth step of revising the road base map through field investigation and plotting. Compared with the prior art, the traffic accident road base map information processing method based on the topographic map and the image has the advantages of being high in mapping precision and full in data covering and the like. The data is easy to transfer and store, and traffic accident management time can be shortened.

The invention provides a measurement service system for pollution source monitoring equipment. The system includes a data acquisition module, a measurement status monitoring module, an equipment maintenance information recording module, a remote data transmission module, a field data distributed storage and processing module, a central server and a remote measurement guiding and diagnosing platform, wherein the data acquisition module, the measurement status monitoring module and the equipment maintenance information recording module are all connected with the pollution source monitoring equipment and the field data distributed storage and processing module; the field data distributed storage and processing module is connected with the remote data transmission module; the remote data transmission module is connected with the central server via an internet of things; the remote measurement guiding and diagnosing platform is connected respectively with the field data distributed storage and processing module and the central server. The invention also provides a method of the measurement service for the pollution source monitoring equipment. According to the invention, a timely and efficient service platform is provided for the online maintenance, management, and remote technical guidance of the pollution source monitoring equipment.

The invention discloses a digital watermarking system based on continuous vector graphics and an implementation method of the digital watermarking system based on the continuous vector graphics. The digital watermarking system comprises a digital watermark generating end and a digital watermark checking end; the digital watermark generating end comprises a digital watermark generating end communication module, a to-be-processed vector graphics set queue module, a watermark value code stream generating module, a watermark value code stream sequence module, a digital watermark adding module, a to-be-sent vector graphics set queue module, a watermark data storage at the generating end and a time sequence data generating module; and the digital watermark checking end comprises a digital watermark checking end communicating module, a received vector graphics set queue module, a digital watermark information extraction module, an extraction code stream storage module, a digital watermark checking module and a watermark data storage at the checking end. According to the invention, digital watermarks can be embedded and checked in an extremely simple vector graphics; and the digital watermarking system has large embedded data quantity, is simple to implement and can be adopted to realize multiple digital watermarkes.

The present invention discloses a mobile surveillance car-based single particle volatile organic compound online mass spectrum detection system and method, the system includes a mobile surveillance car and a volatile organic compound online mass spectrometer, the interior of the mobile surveillance car is provided with a driving room, a workspace area, a functional area and an instrument area, and the volatile organic compound online mass spectrometer is a single-photon ionization flight time mass spectrometer, is placed in the functional area, and is used for qualitative and quantitative real-time online analysis of industrial source volatile organic compound emissions. The mobile surveillance car-based single particle volatile organic compound online mass spectrum detection system can detect the composition and concentration of industrial source volatile organic compounds, a sample can be directly and quickly detected without sample preprocessing, high throughput sample analysis can be achieved, pollutant source volatile organic compound emissions can be detected in crusing mode, and the emissions of the composition and concentration of the volatile organic compounds at higher time resolution over time can be characterized.

The invention discloses an offset electrical sounding device, comprising an electrical transmitter (F), at least two sets of electrical receiver (V) and an offset processor; wherein the electrical transmitter (F) is used for supplying measuring current, the electrical receiver (V) includes a plurality of measuring electrodes which are parallel to power-supply baselines arranged in an area to be investigated and are arranged with certain reasonable offset distance, and based on the distance between vertical projecting points of the offset distance and an proximal end power-supply electrode to the respective measuring lines and the measuring electrodes, and the distance between two adjacent measuring electrodes (measuring dipoles) which are used for obtaining readings, the offset processor is used for correcting the offsets of data read from the at least two sets of electrical receiver (V), thus obtaining the final corrected measuring reading. The invention also provides an offset electrical sounding method. By utilizing the device and the method, the measuring efficiency can be greatly improved.

The invention relates to an RTDP (Roaming Traffic Data Report) sending and receiving method and server in roaming charge. The sending method comprises the following steps: receiving an account transfer file from a bill generation server, and for the account transfer file with error and loss, generating a corresponding error feedback file and loss feedback file for asking the bill generation server to send the account transfer file again; and processing the information of the account transfer file and the error feedback file, generating an RTDP, and sending the RTDP, wherein the latter step further comprises a step of adding the information of the lost account transfer file and the lost feedback file into the RTDP. In the invention, the lost account transfer file information and the feedback file information thereof are added when the RTDP is generated, and the bill accessory information is provided when the bill is generated by using the information, thus the defect of incomplete information carried by the RTDP is overcome, and the timeliness and accuracy of financial settlement are improved.