113 results about "Data continuity" patented technology

The invention discloses a control method of a multi-axis motion card control system, and relates to the technical field of mechanical automatic control. The method includes the following steps that a user sends instructions to a DSP in a motion control card through an upper computer; a instruction communication module in the DSP regularly scans an FIFO buffer region and a DPRAM buffer region in an FPGA; when reading the instructions, an instruction analysis module preferentially reads instructions in an emergency instruction circular queue, if emergency instructions need to be executed, the emergency instructions are firstly read, and if no instructions exist in an emergency instruction cache, instructions in an ordinary instruction circular queue are read; after the instructions are taken out from the circular queue, the instructions are analyzed; a speed planning module and an interpolation module calculate speed values of axes according to motion types and parameters. By the adoption of the method, operation efficiency of the system and data processing efficiency are improved, and high efficiency of operation of the system and data continuity are effectively guaranteed.

The present invention relates to an image processing device and method, and a program, capable of obtaining processing results which are even more accurate and even more precise as to events in the real world, taking into consideration the real world where data has been acquired. In the event that the light signal in the actual world 1 represented with the light signal function F has predetermined continuity, the actual world estimating unit 102 estimates the light signal function F by approximating the light signal function F with a predetermined approximation function f using weighting provided in accordance with importance to the pixels within an input image (image data including continuity of data corresponding to continuity) from the sensor 2, and data continuity information (data continuity information corresponding to continuity of the input image data) from the data continuity detecting unit 101. The present invention can be applied to an image processing device.

The invention belongs to the technical field of monitoring of tunnels, and specifically relates to a surrounding rock pressure-frost heaving force monitoring system for a tunnel in a cold region and a mounting structure of the monitoring system. The system comprises a plurality of sensor modules which are arranged on a testing section to measure real-time data, a plurality of data acquiring modules which are arranged on each testing section to acquire the data of the sensor modules, data processing module for collecting and processing the data acquired by the data acquiring modules, a central control module for controlling the working states of the data acquiring modules and the data processing modules, and a data display module for displaying the data acquired by the data acquiring modules; the data acquiring modules are respectively connected with the sensor modules and the data processing module; the data processing module is respectively connected with the central control module and the data display module. The monitoring system has the advantages that the gradations are distinct, all testing sections are connected in parallel for working, and the damage of some testing section does not influence the work on other testing sections, so that the practicability is high; in addition, the testing data are complete and reliable, the data processing is simple and clear, the data continuity is high, and therefore, the analysis can be conveniently carried out.

The present invention discloses an automatic integration railway slope monitoring system. The system comprises a remote transmission module for data timing transmission and monitoring, the remote transmission module is connected with a moisture monitoring module configured to measure moisture changing information, a soil pressure monitoring module configured to measure soil pressure in a soil body, a meteorology monitoring module configured to measure meteorology information and a deformation monitoring module configured to measure deformation, the moisture monitoring module comprises a surface layer soil body module and a deep layer soil body module, and the deformation monitoring module comprises a slope monitoring module and a settlement monitoring module. The automatic integration railway slope monitoring system can perform comprehensive monitoring of deep layer soil body moisture changing, surface layer soil body moisture changing, deep displacement changing, surface displacement deformation and meteorology information at the slope; and the automatic integration railway slope monitoring system can realize wireless transmission of monitoring data and ensure the data continuity, is more convenient and rapid than human-generated data and accurately measures the soil pressure changing condition in the slope.

The invention discloses a service data quality evaluation method and a device. The method comprises the following steps: obtaining the upload time of the data after the upload of the service data is completed, the upload range of the data, the upload service amount of the data and the upload content of the data; calculating a quality score of the service data on a plurality of evaluation dimensions according to an upload time of the data, an upload range of the data, an upload traffic of the data, and an upload content of the data; outputting a quality score of the service data, wherein the evaluation dimensions include upload timeliness, data continuity, data comprehensiveness, business volume accuracy, data integrity, data standardization and data association integrity. The method and the device solve the problem that the quality evaluation of the service data is short of comprehensiveness by carrying out comprehensive analysis and evaluation on the obtained service data and obtaining the data quality score for the service data system according to the analysis result, thereby contributing to the improvement of the overall data quality.

The invention relates to a multi-data-stream processing method based on a wireless sensor network, comprising the following steps of: reading data from a data source generating data continuously by adopting a sliding window with fixed time intervals; merging and sorting the data read by adopting the sliding window with fixed time intervals; then carrying out task split on the obtained merging result in a sampling way; and finally sending the obtained tasks to a load balancing thread for task allocation. With the method, in-time processing of data, no accumulation or overflow of a data stream and the data continuity are ensured, and the loss of the data is reduced as much as possible.

The invention discloses a data storage structure analyzing method of a NAND FLASH memory chip. The method comprises: determining the size of physical blocks and the size of physical pages of the chip, and opening a physical image as read-only; carrying out valid block judgement; analyzing the structure of the pages by utilizing the physical pages where continuous data exists; determining the positions of logical block numbers and the positions of logical page numbers according to the changes over bits of each physical page admin area; conducting data interleave analyzing and data merging according to the data continuity condition of a data volume which can reflect the continuity about data; judging whether or not to conduct data segmenting according to the duplication of the logical block numbers; conducting data reorganizing; and deleting the admin area data, and finally obtaining a logical image file. According to the data storage structure analyzing method of the NAND FLASH memory chip, the conversion from the physical image to the logical image of the storage chip is realized on the premise that an NAND FLASH control circuit is not used, thus the aim that conducting data recovering and obtaining evidence after this class of devices are damaged is achieved.

A method includes monitoring, by one or more processor, a communications connection to a client, and detecting a disconnection event. The disconnection occurs when activity over the communications connection drops below a threshold. Based on detecting the disconnection event, the one or more processor creates a cloned virtual environment by cloning an original virtual environment obtained by the client via the communications connection. The original virtual environment and the cloned virtual environment execute in parallel. The one or more processor obtains process information and based on the process information, applies at least one process to the cloned virtual environment and monitors the communications connection, to detect a reconnection event, where the reconnection event includes activity over the communications connection being above or equal to the threshold.

The invention discloses a rapid data uploading apparatus and method of a smart wear device. The apparatus comprises a smart wear device, a relay, a router, and a cloud server. The smart wear device is internally provided with a first data memory. The relay is internally provided with a second data memory. The smart wear device collects physiological parameters of a human body, processes the physiological parameters into digital physiological data and stores the digital physiological data in the first data memory. The smart wear device also transmits the digital physiological data to the relay. If WIFI is not available, the relay stores the digital physiological data in the second data memory. If WIFI is available, the relay transmits the digital physiological data to the router through a WIFI network, and the router transmits the received digital physiological data through the internet to the cloud server to store and analyze. The method and apparatus can ensure data continuity and realize rapid, efficient transmission of data in a network-free environment, a charging network environment or in a condition that the intelligent terminal is inconvenient to carry.

Embodiments of the invention disclose a data processing method and device and a storage medium. The method comprises the following steps of: mounting a storage catalog of a cloud file system to a mounting point of a client file system; when data writing requests, aiming at a file of the mounting point, sent by a client are received, caching the data writing request; selecting a data writing request which accords with a data continuity condition according to features of data written by the cached data writing requests; and persistently storing the data written by the data writing request whichaccords with the data continuity condition to a storage position of the file in the cloud file system.

The invention discloses a rapid processing method and system for whole large scale GNSS network data. The rapid processing method comprises: the step 1: utilizing a whole network solution to perform orbit determination for the reference station network data; the step 2: evaluating the wide lane UPD and the narrow lane UPD of a satellite end according to the reference station network data; the step 3: performing PPP positioning and ambiguity fixing one by one for the observation stations in the GNSS network; the step 4: converting the phase observation value into a high precision distance observation value; and the step 5: performing whole network solution for the GNSS network according to the high precision distance observation value. For the rapid processing method and system for whole large scale GNSS network data, as the ambiguity is fixed during the single-station solution process, the whole network solution has no need for evaluating the unfixed ambiguity parameter or only needs to evaluate the unfixed ambiguity parameter so the parameters to be evaluated can be greatly reduced and the calculating efficiency can be improved. Therefore the large scale GNSS network data can be solved at the same time. And at the same time, the rapid processing method and system for whole large scale GNSS network data can improve the data continuity and can provide the whole network solution result with stability, reliability and high precision.

The invention provides a spiral scanning method and device. The two schemes are consistent in technological thought. The method comprises the following steps: determining an overlap area between the scanning area of current spiral scanning and the scanning area of previous spiral scanning; starting current spiral scanning, controlling a bulb tube not to emit rays in the overlap area but in the non-overlap area of current spiral scanning, and scanning to obtain raw data of current spiral scanning; and performing data fusion of the raw data of current spiral scanning and the raw data obtained by previous spiral scanning. Through the technical scheme provided by the invention, in a scene of repeated spiral scanning, the scanning of a certain area can be saved, and the radiation of the scanned person is reduced to a certain degree; and more importantly, the data continuity is guaranteed through a way of data fusion, and complete data is provided for the imaging of current spiral scanning.

The invention discloses a self-adaptive data refreshing method for ensuring data continuity in a solid state disk, and belongs to the technical field of solid state disk storage. The method comprisesthe steps of classifying flash pages according to a bit error number of the flash pages, setting retention time of the flash pages, and according to a quantity of the flash pages in a flash block, estimating an actual value T of data reliable retention time of the flash block; and according to a class which a flash page belongs to, after the retention time of the flash page reaches T, delaying a period of the retention time corresponding to the flash page and refreshing the flash page. The data reliable retention time can be estimated automatically according to the bit error condition of the solid state disk, and the time when the refreshing operations by different types of flash pages are initiated is determined; and the time when the refreshing operations by the different types of the flash pages are initiated is different, so that the performance degradation caused by refreshing of excessive pages in the same time is avoided, the flash page refreshing frequency can be reduced, and the service life of a flash is prolonged.

The invention relates to a method and a system for establishing a user-defined three-dimensional ship model. The method comprises the steps of obtaining ship parameter data and establishing a three-dimensional ship model; obtaining hydrostatic gauge data, and finely processing the established three-dimensional ship model; obtaining propeller data and establishing a propeller model, and adding the established propeller model into the finely processed three-dimensional ship model; and obtaining real-time status data of the ship according to the three-dimensional ship model, and computing the floatation condition, stability and strength of the ship by using an algorithm. The three-dimensional ship model is established by using the ship parameter data, insufficient continuity of the hydrostatic gauge data can be compensated by continuity of the three-dimensional ship model data, the established three-dimensional ship model is amended by the high-precision hydrostatic gauge data, and thereby the three-dimensional chip model is closer to the real ship data, and truth and computational accuracy of the three-dimensional ship model are improved.

The present invention takes into consideration the real world where data was acquired, and enables obtaining of processing results which are more accurate and more precise as to phenomena in the real world. A data continuity detecting unit 101 detects the continuity of data of second signals, having second dimensions that are fewer than first dimensions had by first signals which are real world signals and are projected whereby a part of the continuity of the real world signals is lost, wherein the continuity to be detected corresponds to the continuity of the real world signals that has been lost. An actual world estimating unit 102 estimates a real world image by estimating the continuity of the real world image that has been lost, based on the continuity of the data detected by the data continuity detecting unit 101.

The invention relates to the mobile communication technical field, and discloses a transferring method for reducing high-speed downlink sharing control channel load parameters. When a position is relocated, an active wireless access network system transmits a sharing control channel load parameter used for reducing the high speed downlink channel to a target wireless access network system through the carrying of a signaling. The parameter can be transmitted directly or forwarded through the way that core network carries the parameter transparently to the target wireless access network system. During transmission, A wireless resource controller container of sharing control channel load parameter used for reducing the high speed downlink channel is added to 'a transparent container from the active wireless network controller to the target wireless network controller' of the signaling. When the relocation is needed, the invention can immediately transmit sharing control channel load parameter used for reducing the high speed downlink channel to the target wireless access network system from the active wireless network access system, so as to ensure that data continuity of user equipment and the target wireless access network.

The present invention discloses a photovoltaic power plant monitoring and commissioning software building method based on WEB screen-crossing technology. A B/S architecture is used, and SCADA information and a commissioning tool are published by Web. A Web publishing system uses an SHH architecture and is divided into a presentation layer, a service layer and a data continuity layer. The presentation layer consists of an Amaze UI front end frame and JSP, is responsible for interaction with a user interface, and realizes screen-crossing access of a PC and a mobile client. The service layer comprises related Servlet programs required for monitoring and commissioning a photovoltaic power plant and a data access object for describing the SCADA information, and is responsible for processing user input and returning a processing result. The data continuity layer consists of a mirrored database, and stores SCADA and commissioning information of the photovoltaic power plant. The photovoltaic power plant monitoring and commissioning software building method based on WEB cross-screen technology satisfies the WEB screen-crossing demand of photovoltaic power plant monitoring and commissioning software, and enables a system to have advantages of screen-crossing, low coupling, high multiplexing and high flexibility.

The invention provides a method which forces the node to quit and is used for forcing the target node in the application layer multicast topology; the method includes the steps that the quit message is sent to the parent node and the child node of the target node; the child node reselects a new parent node and sends a replay message after the reselection is successful; when the successful relay messages of all the child nodes are received or the timeout emerges, the parent node ends the data distribution to the target node; the invention also provides an application layer multicast system. The method which forces the node to quit can avoid the situation that the forcefully-quitted target node refuses to execute the message and improve the data continuity of the child node when the node is forcefully quitted.

The invention discloses a database node cluster fault migration method and device. The method comprises the following steps executed by each slave node under the condition of detecting that an original master node is marked to be offline: enabling the slave node to exchange replication offset with other slave nodes so as to determine voting initiation request delay of the slave node; sending a voting request to other slave nodes in response to the slave node waiting time reaching the voting request initiating delay and the new master node not being elected yet; counting voting results in response to voting received by the slave node from other slave nodes to determine whether the slave node is elected as a new master node; and, in response to the slave node being elected as a new master node, using the new master node instead of the original master node to provide service to the outside. The method can achieve the automatic fault migration when the database node cluster breaks down, liberates the manual dependence, and guarantees the data continuity.

The invention relates to a video data access method. According to the invention, a secondary index mechanism is introduced and pre-distribution space is used; and video data access is carried out by means of data block storage. Therefore, the document retrieval efficiency is improved; and the linear decline of the performance can be prevented with increasing of the capacity. Moreover, the characteristics of the video data continuity is fully considered; with the pre-distribution space, continuous reading and writing are carried out based on data blocks, thereby improving the reading-writing performance and realizing high-performance access of video data under the high-capacity storage equipment.

The invention discloses a construction method and a construction system of a traffic flow model. According to the construction method of the traffic flow model, traffic flow models and vehicle modelswith different dimensions and scales are coupled; the processing of the consistency of boundary conditions at the junctions of the traffic flow models of all dimensions is adopted, and the data continuity of the traffic flow models of different dimensions and different scales is achieved, so that the whole traffic flow model describes a complete traffic flow. The closer the distance to the motor vehicle is, the higher the dimension of the traffic flow model is, the more detailed the model parameters and variables are, and the traffic flow model is simplified from the dimension, so that the purpose of considering the accuracy and the calculation efficiency of the simulated traffic flow model is achieved.

The invention is suitable for the technical field of electronics, and provides a data management method, detection equipment, a server and a computer readable storage medium, and the data management method comprises the steps: collecting the detection data of a to-be-detected vehicle when a vehicle detection instruction is obtained; acquiring data continuity identification information corresponding to the detection data; and when a data uploading instruction is obtained, uploading target data corresponding to the to-be-detected vehicle to a preset server based on the data uploading instruction, wherein the target data comprises the detection data and the data continuity identification information. According to the scheme, the target data and the data continuity identification information are in one-to-one correspondence; the data continuity identification information corresponding to different target data is different, so that whether the data uploaded by the detection equipment is continuous or not can be detected through the data continuity identification in the target data, whether part of the data uploaded by the detection equipment is deleted or not is judged, and the authenticity and integrity of the data are guaranteed.