56 results about "Information acquisition" patented technology

The existing information center produces less effects of promoting driver driving habit improvement to realize vehicle oil consumption reduction. Aiming at solving the above problem, the invention provides a vehicle economical-driving evaluation server. The vehicle economical-driving evaluation server comprises an information acquisition unit, an information memory unit, a coupling unit, an economical-driving evaluation unit and a publishing unit. Vehicle economical-driving evaluation given by the vehicle economical-driving evaluation server comprehensively according to driving environment factors has high credibility and a high reference value and can truly show economical-driving conditions of a monitored vehicle reporting driving data at present, and according to the vehicle economical-driving evaluation, the driver can industriously find and improve undesirable driving habit and thus the vehicle economical-driving evaluation server has obvious effects of promoting driver driving habit improvement to realize vehicle oil consumption reduction. The invention also provides a vehicle driving management method.

The invention relates to a three-dimensional pavement crack image generation system and method. The system includes an information acquisition subsystem, a data processing subsystem and the like, wherein the information acquisition subsystem includes an image acquisition module and a crack depth acquisition module; the image acquisition module includes a shooting control sub-module, a CCD line scan camera and a structured light projector; and the data processing subsystem includes an information storage module, an image registration module, a visible light image crack detection module, a structured light image space texture extraction module and an image fusion module. The method comprises the following steps: step S100, collecting sample crack information, and building a crack depth prediction model; step S200, collecting a target rack image, extracting crack features and space texture, and calculating the target crack depth. Compared with the prior art, the three-dimensional pavement crack image generation system and method provided by the invention are simpler and more feasible and high in accuracy, and have broad application prospects.

The invention discloses a method for acquiring traffic information through mobile terminals, belonging to the technical field of communication. The method comprises the following steps: using a network side traffic information extraction server to extract one or more than one mobile terminal in the network as the selected mobile terminal according to preset rules; continuously extracting positioninformation of the selected mobile terminal, and tracking the position of the selected mobile terminal; and determining traffic information of the area of the terminal by using the network side traffic information extraction server according to the motion conditions of the tracked mobile terminal. In such a way, the invention can effectively utilize the 3G network and the mobile terminals in the 3G network to extract the traffic information. Meanwhile, the invention does not need to add a new hardware module to the mobile terminal so as to lower the initial input for traffic information acquisition, and can be used for acquiring accurate traffic information by means of precise positioning and sufficient terminal samples.

The invention discloses a chip-based side channel leakage analysis system and method. The system comprises a chip carrier, a probe seat, a probe, an information acquisition module and a workstation. The chip carrier is used for carrying a chip to be tested, the probe seat is used for carrying the probe, and the probe is used for obtaining information leakage of a target trace inside the chip to betested. The information acquisition module is connected with the probe and used for acquiring information leakage obtained by the probe. The workstation is connected with the information acquisitionmodule and used for processing and analyzing the information leakage acquired by the information acquisition module. The side channel leakage analysis system and method introduce the probe, and directly obtain the information leakage of the target trace inside the chip through the probe. Thus, the accuracy of an attack and the signal-to-noise ratio of the obtained curve can be improved, and certain security measures can be selectively bypassed to achieve a more comprehensive security assessment with practical operability.

The invention relates to a system for automatically acquiring computer hardware information based on a network environment and a method thereof. The system is based on a client-side/server architecture. The architecture comprises network equipment, a server node and target computer nodes; a method adapted to the system comprises the following steps: step one, setting the server node; step two, setting at least one of the target computer nodes to a network startup mode; step three, starting the at least one target computer and downloading a bootstrap program from the server node to the at least one target computer; step four, downloading a response file from the server node to the at least one target computer through the network according to a command of the bootstrap program; step five, downloading a hardware self inspection program from the server node to the at least one target computer through the network according to setting of the response file, and running the hardware self inspection program; and step six, checking the hardware information of the at least one target computer and sending the information to the server node by the hardware self inspection program. The system and the method help achieve large-scale and high-efficiency acquisition and management of hardware information of an enterprise computer even in the case of unattended operation, avoid incorrect input and the like which occur easily in manual operation, improve quality, timeliness and reliability of enterprise data acquisition, as well as work quality of an IT department and finally realize the purpose of reducing all costs of the enterprise.

The embodiment of the invention discloses a behavior analysis method and device, electronic equipment and a computer storage medium. The method comprises the steps of acquiring archive information ofa target object, wherein the archive information comprises personnel information of the target object, a snapshot image of the target object and snapshot image information of the snapshot image, and the snapshot image information comprises a snapshot place; acquiring interest point information of a peripheral area of the snapshot place based on map data, wherein the peripheral area represents a preset geographic area including the snapshot place; and obtaining behavior data of the target object based on the interest point information and the archive information of the target object. Thus, thetrack of the target object does not need to be searched after the case occurs, the behavior of the target object can be analyzed in advance, and the target object can be managed and controlled according to the behavior data of the target object before the case occurs.

The invention relates to a managing and control system based on sensitive content perception. The system includes a sensitive content processing system and a cooperation service processing system, wherein the sensitive content processing system further includes a sensitive information acquisition unit, a sensitive information analysis unit and a sensitive service early warning analysis unit. The sensitive content processing system conducts analysis and selection on service flow data and service work order content data and conducts early warning mark output on corresponding content work order. The cooperation service processing system starts a corresponding cooperation service flow and defines the started cooperation service flow is composed of which specific service steps. According to the invention, based on the sensitive content perception, the system establishes quality management and control based on sensitive content perception, addresses the problems of inefficient cooperation service processing and low client satisfaction, conducts qualitative and quantitative analysis on sensitive information, forms real-time online early warning of sensitive service and guarantees ability of processing sensitive service.

The invention discloses a nondestructive detection system for the state of a crude oil tank bottom plate corrosion product. The system comprises an electrochemical impedance spectrum acquisition subsystem (1), an acoustic emission burst information acquisition subsystem (2) and a crude oil tank sedimentation water bottom plate corrosion product state judgment subsystem (3). The generation, dissolution and fracture situations of a corrosion product film on a bottom plate in a crude oil tank under the corrosion environment of sedimentation water are obtained by analyzing electrochemical impedance spectra and acoustic emission energy spectra under the acquisition time, so that the stress corrosion situation and the damage situation of the bottom plate in the crude oil tank can be judged, and the loss of equipment and economy due to stress corrosion is reduced.

The invention relates to a vehicle-mounted camera auxiliary calibration method, device and equipment and a medium. The method comprises: a computer device obtaining scene determination information; wherein the scene determination information comprises at least one of the following information: camera parameter information of the vehicle-mounted camera or camera distribution information of the vehicle-mounted camera on the vehicle; the computer device analyzing the scene determination information and determining calibration board distribution information and a calibration route, and using the calibration route for indicating a driving route of the vehicle in the calibration board information acquisition process; and the computer device outputting a calibration scene graph corresponding to the scene determination information according to the calibration board distribution information and the calibration route, and the calibration scene graph being used for assisting the calibration of the vehicle-mounted camera. By the adoption of the method, the calibration efficiency of the vehicle-mounted camera can be improved, and large-scale vehicle calibration requirements can be met.

The invention discloses a temperature and humidity monitoring and alarming system, which comprises a singlechip and an information acquisition module, and is characterized in that the singlechip comprises a data storage unit, a rule storage unit and a data analysis unit; the information acquisition module comprises a temperature sensor and a humidity sensor; the temperature sensor is connected with the data storage unit of the singlechip through an analog-to-digital converter; the humidity sensor is directly connected with the data storage unit of the singlechip; a keyboard system is connected with the rule storage unit of the singlechip through a man-machine conversation interface; and an alarming system and a display system are connected with the data analysis unit of the singlechip through the man-machine conversation interface. By adopting a detection system, the temperature and humidity monitoring and alarming system is simple in structure, small in size, high in instantaneity and favorable for acquiring ambient temperature and humidity in real time.

The invention relates to a cross-mirror pedestrian trajectory tracking method and system, an electronic device and a storage medium. An image collection device captures a portrait image, and forms first-level structural information according to the portrait image, a timestamp and the position information of the image collection device; a site server obtains the first-level structured information of the multiple image acquisition devices in the site range, obtains the portrait recognition confidence coefficient of the target pedestrian according to the first-level structured information, judges whether the portrait recognition confidence coefficient is larger than a face absolute confidence threshold value or not, and if the judgment result is yes, stores the first-level structured information in a target ID corresponding to the target pedestrian, and obtains second-level structured information from multiple pieces of first-level structured information of the target ID; and a cloud server obtains the second-level structured information of the plurality of site servers, and integrates the plurality of pieces of second-level structured information according to the timestamps and the position information of the image acquisition device to obtain the pedestrian real-time trajectory corresponding to the target ID, thereby improving the precision and real-time performance of pedestrian trajectory tracking.

The invention provides a skull correction information acquisition method, a storage medium and electronic equipment, and the method comprises the steps: determining a foresight datum line and a foresight datum plane through a forehead foresight point and a chin foresight point in an initial side view, determining a skull central axis vertical line through the foresight datum plane, and building athree-dimensional coordinate system through employing the skull central axis vertical line as a reference; obtaining asymmetric information of the skull by utilizing three-dimensional coordinates of the left anatomical mark point and the right anatomical mark point which correspond to each other in anatomy on a three-dimensional coordinate system; using a principle that two points determine a straight line, and combining and analyzing at least two groups of asymmetric information to obtain a force application point, an application force and a pressure application direction required for correcting the skull to mirror symmetry, so that medical personnel or researchers can research a lesion source and a treatment scheme according to the skull correction information.

The invention discloses a general-purpose motion control device and control method for a rehabilitation robot. The control device comprises a master controller of the rehabilitation robot, a motor driving module, a position and speed detection module, a joint force information acquisition module, a contact force information acquisition module and a rehabilitation data analysis module, wherein themotor driving module, the position and speed detection module, the joint force information acquisition module and the contact force information acquisition module are all mounted on the rehabilitationrobot, and the motor driving module is connected with a plurality of joint driving motors for driving joints of the rehabilitation robot. The control device and control method have the beneficial effects that through the design of a modularized total showing structure, convenient expansion of components and functions of the rehabilitation robot is increased; and the control device can be suitablefor different structure forms of a single-freedom-degree structure form, a two-freedom-degree structure form, a three-freedom-degree structure form, a multi-freedom-degree structure form and the like, and has the functions of performing single-joint independent training of different positions of upper limbs, lower limbs, waists and the like, multi-joint synergistic training and the like.

The invention discloses a multi-channel lightning current information acquisition board card. An analog lightning current signal acquired by taking a Rogowski coil as a sensor is converted into a digital signal, the digital signal is transmitted to an FPFA in real time, the high-speed data processing capacity of the FPGA is utilized, an edge triggering and amplitude limiting comparison technologyare adopted, a triggering threshold is reduced, meanwhile, line clutter interference is filtered out, and the lightning current signal is precisely determined; an annular queue storing and sending technology is adopted for delayed output of the digital signal, loss of wave front data in lightning current information is avoided, and complete lightning current waveforms generated in each return stroke discharging process are truly restored. The multi-channel lightning current information acquisition circuit adopts a board card level design development mode, a lightning current acquisition boardcard can be additionally arranged according to the actual situation of a site, and then the number of monitoring channels is further increased, meanwhile, the multi-channel lightning current acquisition board card can serve as maintainable unit and can be replaced at any time, the maintenance time is shortened, and the maintainability of the system is improved.

A vehicle control device that is applied to a vehicle including a driving support device that executes driving support based on an instruction for use or nonuse of a user includes an electronic control unit, the electronic control unit is configured to execute a destination information acquisition process, a path information acquisition process of acquiring path information, a section setting process of setting a notification available section, an operation information acquisition process of acquiring information on the presence or absence of a user operation, and a notification process of performing a notification to request the user to operate an information providing device and use the driving support device.

The invention discloses a domain-specific Chinese event extraction method. The method includes: preprocessing, removing redundant tags, clauses and participles form original data information; dictionary building, namely performing artificial analysis of large-scale news corpus, summarizing domain-specific common characters and building a character dictionary; summarizing common expressions of reporting domain-specific events and building a trigger word based sentence pattern dictionary; sentence pattern matching, namely performing sentence pattern matching on a syntax tree according to the sentence pattern dictionary; event element extraction, namely performing character extraction on the syntax tree according to the character dictionary and performing time and place extraction on the syntax tree according to syntactic features of time and place elements. With the method, the difficulty of quickly acquiring Chinese news information in the big data environment is solved, users can get news events related to keywords by entering the keywords themselves through automatic processing, and great convenience is provided for information acquisition.

The embodiment of the description discloses a carrier article, and a business information obtaining method, device and equipment. The scheme is as follows: a carrier article displays a two-dimensionalcode and carries an NFC label; the NFC label also contains business information contained in the two-dimensional code, when scanning of the two-dimensional code of the carrier article begins, an NFCreading function is enabled to attempt to read the NFC label, when the business information is successfully obtained by any method, scanning of the two-dimensional code of this time can be ended, theNFC reading function is disenabled, and corresponding business is executed according to the obtained business information.

The invention discloses an error information acquisition method and a network management device used to solve a technical problem that it is complex to accurately determine the command-executing failure cause of a proxy device. The method includes steps that a network management device sends a first command to the proxy device, wherein the first command includes a first ID for uniquely identifying the serial number of the first command; the network management device determines, according to a first response message obtained from the proxy device, whether or not the proxy device successfully executes the first command, and the network management device sends a second command to the proxy device if not, wherein the second command is used for instructing the proxy device to send, to the network management device, a first error information indicating that the proxy device fails to execute the first command, and the proxy device stores an error information table including the IDs and first error information corresponding to the IDs; and the network management device receives a second response message sent by the proxy device and corresponding to the second command, wherein the second response message includes the first error information.

The embodiment of the invention discloses an online car-hailing control method and device, a computer device and a storage medium, and the method comprises the steps of obtaining the riding information sent by a passenger terminal, the riding information comprising the departure address information of a passenger; according to the departure address information, searching at least one network reservation vehicle in a customer waiting state in a preset searching range; reading the registration information of the online booked vehicle, and writing the registration information into a preset display list to generate an information display list; and sending the information display list to the passenger terminal. A passenger can obtain the registration information of the online booked vehicle before getting on the vehicle, the online booked vehicle is selected according to the preference of the passenger, the passenger has the active right in the selection process, the passenger knows the registration information of the online booked vehicle before riding, the passenger can grasp the basic information of the riding vehicle and the driver in advance, and the safety of the passenger is improved from the perspective of information acquisition.

The invention belongs to the technical field of robot control, and discloses a robot positioning placement control method and device, electronic equipment and a storage medium. The method comprises the following steps: obtaining two-dimensional code image information of a two-dimensional code collected by a three-dimensional camera; setting the two-dimensional code on a test board; according to the two-dimensional code image information, obtaining pose information of the two-dimensional code under a robot-based coordinate system; acquiring offset matrix information of a pre-calibrated test fixture relative to the two-dimensional code according to the two-dimensional code image information; calculating the pose information of a test placement tool under the robot-based coordinate system according to the pose information of the two-dimensional code under the robot-based coordinate system and the offset matrix information; sending a control instruction to the robot according to the pose information of the test placement tool under the robot base coordinate system, so that enabling the robot to place a PCBA board on the test placement tool; therefore, the placement position can be automatically adjusted according to the position change condition of the test board, and the working efficiency is prevented from being influenced by re-teaching when the position of the test board changes.

The embodiment of the invention provides an educational administration management system and method based on big data, and the system comprises a teaching task management module, a cloud module, a score management module, and a teaching task planning module, the teaching task management module is used for transmitting a teaching task to the cloud module, and transmitting student information to the score management module; the cloud module is used for fragmenting the teaching task by combining the teaching task with historical data in a teaching task database to obtain time and a grade corresponding to the fragmented task; the score management module is used for obtaining student scores according to the student information, determining student types according to the student scores and classifying the student types corresponding to the student information; and the learning task planning module is used for recommending fragmented tasks of corresponding time and levels according to the student types and generating corresponding teaching schemes according to the fragmented tasks. By adopting the system, student learning tasks can be accurately planned, the learning time of students is saved, and the learning efficiency of students is improved.

The invention discloses a BIM model-based quality evaluation information acquisition method and system, wherein the method comprises the steps: S1, constructing a BIM model, and uploading the BIM model to a database; S2, establishing a construction decomposition structure, and associating the construction decomposition structure with the constructed BIM model; S3, according to the associated data, carrying out construction according to the model; and S4, acquiring corresponding quality evaluation information based on the change of the associated data in the construction process according to the model. According to the method, traditional result management and control of quality evaluation is converted into process management and control, real person, field and actual measurement are achieved, and the two-layer skin phenomenon in BIM application is thoroughly eliminated; and according to the quality evaluation method provided by the invention, mutual cooperation of a construction company and a supervision company is realized, and meanwhile, owners are helped to supervise and control the project quality more simply and effectively.

The invention discloses a method for extracting mobile terminal information from a network. The method comprises the following steps: after mobile police equipment receives an information acquisition command, automatically disconnecting the VPN connection with a public security information network; detecting that a mobile terminal is accessed into the mobile police equipment through a data line, injecting an APP application to the mobile terminal, and disconnecting with wireless access service with the mobile terminal through the application APP; after receiving information notification for disconnecting mobile terminal wireless access service sent by the application APP, acquiring the mobile terminal information. By use of the method disclosed by the invention, the mobile terminal information about the data line access can be extracted from the public security information network under the condition that the pubic security information network and the public network are in disconnection, and any threat on the security of the pubic security information network is avoided, the conflict demand that the user is not allowed to access the information but needs to access the same is solved, and the blank of extracting the mobile terminal information from the network at the mobile police field is filled.

The invention provides a mattress control method, a mobile terminal and a computer storage medium, the method is applied to a mattress, the mattress comprises a mattress body, one side of the mattressbody is provided with a plurality of pressure sensing points, the mattress body is internally provided with a plurality of airbags, and the method comprises the following steps: obtaining basic information of a user; obtaining a plurality of initial pressure values of the plurality of pressure sensing points under different postures of the user; adjusting the air pressure of the plurality of airbags according to the basic information and the plurality of initial pressure values to reach the hardness value meeting the human physiological curve standard under the current posture; obtaining a preset getting-up time, a preset lifting speed and a preset lifting height; and when the preset getting-up time is up, lifting the bed head to a preset lifting height according to a preset lifting speed. Through the automatic awakening function of the mattress, when the set getting-up time is up, the bed head can be slowly lifted after the set getting-up time is up, the person is pushed to the sitting posture from the lying posture, the person is slowly awakened in the process, and the getting-up mode enables the person to get up more easily.

The invention discloses an examination system and a processing method thereof, and the system comprises an identity information collection module which is used for collecting the identity informationof an examinee; The image acquisition module is used for acquiring examinee images at certain sampling time intervals; The examination question pushing module is used for judging whether the identityinformation of the examinee is matched with the examinee image or not, and pushing a corresponding examination question to the examinee under the condition that the identity information of the examinee is matched with the examinee image; The examination monitoring module is used for processing, identifying and analyzing the examinee image acquired by the image acquisition module to obtain a monitoring result and sending the monitoring result to the display terminal; and the display terminal is used for the teacher and/or the examinee to log in the display terminal to check the examination condition. Examination conditions of examinees can be effectively monitored, the identity information acquisition module and the image acquisition module are adopted for double identity verification, andthe phenomenon of examination substitution and replacement can be more effectively prevented.