915results about How to "Solving Consistency Issues" patented technology

This invention relates to a graded storing method for mass data characterizing that the customer proxy software of parallel file systems on front hosts realizes support to VFS access by system interface sub-modules and sub-modules of the VFS layer, a metadata server is responsible for organizing data files on different data servers to a unified parallel file system view, and a metadata management module provides operations of accessing metadata, a file migration deciding module gets file access information from the data server periodically and makes decision to file migration according to file system load and grade situation of equipment and an executing module of the data server executes migration.

The invention discloses a government affair information resource sharing system based on a block chain, and belongs to the technical field of information sharing based on the block chain. By combiningP2P network, the cryptology and the artificial intelligence theory, the overall model architecture based on the block chain technology is provided, so that a government affair information resource sharing and exchange network system, a government affair information resource sharing and exchange block chain directory system, a certificate and trust system and an information resource sharing security intelligent exchange system are constructed. The government affair information sharing and exchanging system effectively solves the problems of trust islands, data ownership, peer-to-peer management, standard consistency, non-real-time exchange and the like in government affair information resource sharing application, and is high in safety, trustable, real-time exchange, data standard consistency, traceability and wide in sharing range.

The invention provides a 3D (three-dimensional) visualization method for a coverage range based on the quick estimation of the attitude of a camera, which comprises the following steps: carrying out 3D scene modeling so as to obtain a 3D scene model, carrying out enhancement on the 3D scene model, and in the process of 3D scene modeling, restoring a depth image from each frame of a video; according to the 3D scene model and the installation position of the camera, registering the camera to the 3D scene model, obtaining camera parameters through estimation according to the attitude of the camera, and determining a projection mapping relation between the video and the 3D scene model; and carrying out displaying in the 3D scene model according to a depth shadow texture principle, interactively picking up a target in the 3D scene model, and according to the projection mapping target, calculating an imaging area of the target in the current camera parameter mode.

The invention provides a master data system integration method based on an enterprise service bus (ESB). The method includes: a unified master data production system, a master data consuming system, a master data management system, and the unified master data management service interface and the master data updating interface of the master data management system are built; the master data management system is connected with the other systems through the ESB and manages all master data changer events generated in the other systems, and all synchronous coordination and optimization integration related to master data are overall controlled by the master data management system; the master data consuming system provides a port which is used for receiving the master data and registered to the ESB; the master data production system performs synchronous adding, deleting and modification on the master data through the ESB, transmits a data change signal to the master data management system at the same time, and pushes the changed master data to the master data receiving port, registered to the ESB, of the master data consuming system so as to achieve data synchronization.

The invention discloses a monocular vision positioning system in a dynamic environment and a method thereof. According to semantic meaning, elimination of a dynamic object characteristic is realized.An environment image is acquired in real time through a monocular image camera. In the image, object detection is realized through a convolutional neural network, thereby obtaining the semantic meaning of the object. Furthermore determination of a dynamic object is realized according to priori knowledge. The characteristic in the image is extracted by means of an ORB algorithm, and furthermore thecharacteristic points of the dynamic object are eliminated according to the position of the dynamic object. Local bundle adjustment is performed on the gesture and the 3D point coordinate of the camera, thereby eliminating influence of the characteristic points of the dynamic object and improving positioning precision.

The invention discloses a method for controlling the balance of a power lithium ion battery, belonging to the technical field of battery balance control. The method comprises the following steps of: determining battery monomers needing to be balanced in the charging or discharging state on line, calculating balance time needed by the battery monomers needing to be balanced for reaching a target balance capacity, and calculating a start time point when the battery monomers are balanced; and triggering a balance executing mechanism to execute balancing at the initial time point. In the invention, an online active balance way is adopted, and energy is supplemented when the energy level is in low and is released when the energy level is high, so that the energy of each battery monomer tends to be consistent, the discharging capability and cruising distance of a battery pack are increased, the problem caused by battery consistence is solved, and the balance efficiency is increased.

The embodiment of the invention provides a method and device for decompressing and compressing uplink data. The method for decompressing the uplink data comprises the following steps: a decompression end detects an uplink data compression (UDC) head in a packet data convergence protocol (PDCP) packet after receiving the PDCP packet, wherein the UDC head at least contains compressed context information of a data packet in the PDCP packet and the information related to a decompression cache area, and the information related to the decompression cache area indicates the decompression end to control the decompression cache area of the decompression end to be consistent with a compression cache area of a compression end; and the decompression end performs corresponding operations for the data packet in the PDCP packet according to the compressed context information and the information related to the decompression cache area. According to the method and device provided by the invention, the consistency between the compression cache area of the compression end and the decompression cache area of the decompression end can be guaranteed, and thus the reliability of uplink data compression can be ensured.

The invention discloses a deep fryer with a rotatable frying cage, which comprises an upper cover, the frying cage, a shell, an inner pot, a heater and a control box, wherein the frying cage is detachably suspended in the inner pot; the inner pot is placed in the shell; and the heater is placed at the inner bottom or the outer bottom of the inner pot. The deep fryer is characterized in that one lateral surface of the inner pot is provided with a step protruded to the center of the inner pot; a shaft assembly, a coupler and a motor which are connected together in turn are fixed on the lateral surface on the shell opposite to the step; and the shaft assembly passes through the frying cage, one end of the shaft assembly is placed on the lateral surface of the inner pot, and the other end of the shaft assembly is connected with the coupler. The frying cage can rotate in 360 degrees to fully turn food so as to save oil and improve the food frying effect; and a groove for connecting the frying cage and the motor does not need to be formed on the inner pot so as to avoid the problems of oil splash and cleaning difficulty.

The invention provides a method and a device for recovering data snapshot. The method comprises the following steps: recovering the data of each node connected to a cluster manager into data at the moment that the mostly recent physical backup is finished before an appointed moment by the cluster manager in a distributed database; reworking operations indicated by transactions in a transaction log according to the sequence of execution time of the transactions in the transaction log based on the data at the moment that the mostly recent physical backup is finished by the cluster manager so as to obtain the data snapshot of each node at the appointed moment, wherein the transaction log comprises operation for the data achieved between the moment that the mostly recent physical backup is finished and the appointed moment. According to the method and the device, the problem that database snapshot meeting the consistency of global transaction at any appointed moment cannot be recovered due to the database snapshot at the recovery history moment of the distributed database in the prior art is solved.

The invention relates to a four-band multi-polarization co-aperture feed source. The four-band multi-polarization co-aperture feed source is formed by combining a double linear polarization antenna of a Ku band and a double circular polarization antenna of a Ka band and comprises a conical horn, a Ku circular waveguide, a tuning screw, a Ku flange, a horizontal polarization power divider, a first flange, a vertical polarization power divider, a medium rod, a circular waveguide feed window, a stop screw, a transition section and a double circular polarization antenna. The antenna of the Ku band uses four ports for symmetrical feeding to improve the symmetrical characteristic of a directional diagram, a transmission waveguide of an electromagnetic field of the Ku band is used as the transition section of the electromagnetic field of the Ka band, and the resonance medium rod is embedded into the waveguide of the Ku band for transmitting electromagnetic waves of the Ka band so that compactness of the antenna is greatly improved. By means of dielectric waveguides and conical horn nesting technologies, the purposes of achieving antenna beam conformity and sharing one phase center are achieved, uniformities of directional diagrams and uniformities of the phase centers in four working bands are guaranteed, isolation among bands is increased, and the compactness of the antenna is improved.

The invention discloses a method and system for achieving virtual touch calibration. The method includes the steps of establishing a virtual calibration menu, setting up a first coordinate system so as to display that the plane where the virtual calibration menu is located is formed by the x-axis and the y-axis, setting up a second coordinate system to express the gesture position of a user through coordinates in the second coordinate system, calculating the correspondence between the first coordinate system and the second coordinate system, expressing the coordinates of the gesture position, expressed in the second coordinate system, of the user through coordinates in the first coordinate system according to the correspondence, and correcting the correspondence between the gesture of the user and the virtual calibration menu according to the relation of the gesture position, expressed by the coordinates in the first coordinate system, of the user. Compared with the prior art, the method and the system have the advantages of improving accuracy of virtual touch and improving the sensory effect of the user.

A process for preparing alcohol from straw and stalk by solid fermentation includes cutting, pulverizing, steam exploding under 1.2-1.4 MPa for 5-7 min, adding cellulase, inoculating high-temp resistant yeast, and fermenting at 45 deg.C for 24 hr. Its dregs can be treated further to become feed.

The invention provides an SDN (software defined networking) architecture based method for realizing a QoS (quality of service) mechanism of a VXLAN (virtual extensible LAN). The method comprises steps as follows: a tunnel is established in the VXLAN; the tunnel extends from a first VTEP (VXLAN tunnel end point) to a second VTEP and is recognized by a VNI (virtual network identifier); the first VTEP or the second VTEP performs VXLAN header packing or unpacking operation on frames sent or received by a virtual machine in the VXLAN; when VXLAN headers are packed, Pri fields are set according to the QoS mechanism and are expansion fields of the VXLAN headers; a switcher and a router analyze the Pri fields by using an OpenFlow flow table instruction and send the frames to corresponding sequences according to the Pri fields; an SDN architecture schedules the frames according to a scheduling rule in sequence. The consistency of the QoS mechanism of the whole network is guaranteed, the end-to-end QoS mechanism is realized, and unified flow table issuing is more convenient and accurate than manual input of the QoS mechanism.

The invention provides an air purifier and a high-voltage power source control method thereof. Information is transmitted to a high voltage generation circuit through a control circuit, and the high voltage value output through the high voltage generation circuit can be automatically adjusted; the high voltage generation circuit is capable of generating voltage greater than 10000 volt; the high voltage generation circuit of the air purifier is connected with a purification part; the high voltage end of the high voltage generation circuit is connected with a transmission wire electrode; the low voltage end of the high voltage generation circuit is connected with a receiving plate electrode; the transmission wire electrode is in parallel to the receiving plate electrode and a strong electric field is formed between the transmission wire electrode and the receiving plate electrode. As the high voltage value output through the high voltage generation circuit can be automatically adjusted, the amount of the clean air purified through the purification part is adjusted and the problems of inconsistent sterilization and dust collection effect requirement in various environments and high voltage ignition of the air purifier are solved; as the air purifier has a high voltage output and adopts an ionization method to collect dust and sterilize, no filter screen needs to be additionally arranged and an air purifier adopting the original filter purification method is completely replaced.

The invention belongs to the technical field of distributed computation and discloses a distributed transaction processing method and a device thereof. The distributed transaction processing method includes the steps of application development, transaction management attribute definition, event definition, streaming calculation and transaction management. To be specific, the method includes the steps of acquiring and identifying event information in real time through the streaming calculation, acquiring transaction management attributes in real time, periodically verifying transaction status based on the event information and the transaction management attributes, initiating a verification request and/or a reversal request based on the transaction status, and sending transaction status verification instructions and/or reversal instructions through a transaction manager. With the above-mentioned scheme, the distributed transaction processing method and the device thereof have the advantages of allowing transaction control and the application development to be completely decoupled, not requiring development transaction control logic for the application development, greatly simplifying development difficulty, realizing fast rollback of transactions under abnormal scenarios, tolerating failure of any node and having no brain splitting problem.

The invention provides an electronic gear position control system. The electronic gear position control system comprises an electronic gear shifter and a whole car controller. The electronic gear shifter executes the gear shifting operation of a user, obtains a first target gear position corresponding to the gear shifting operation, and returns to the default initial position after gear shifting operation is finished. The whole car controller obtains the current state information of a car, determines that the gear position actually executed by the car currently is the first target gear position when the state information is matched with the first target gear position, and sends the actually executed first target gear position to the electronic gear shifter to be displayed. When the state information is not matched with the first target gear position, a second target gear position actually executed by the car currently is judged according to the state information and the first target gear position, and the actually executed second target gear position is sent to the electronic gear shifter to be displayed. According to the scheme, the electronic gear shifter capable of returning is adopted, the executed gear position is determined through the whole car controller, and the problem that the gear position where an electronic gear shifter handle is located is not consistent with a system gear position is solved.

The embodiments of the invention disclose a collaborative editing, cooperative processing method, apparatus and device, and a storage medium. The collaborative editing method includes the steps that aserver receives a first editing operation for a copy of a target editing content sent by a first client, if the server determines that the first editing operation and received at least one target editing operation form a concurrent operation, converting first editing operation according to editing attribute information of each editing operation in an editing operation sequence matched with the target editing operation and the first editing operation, to obtain a first conversion editing operation; after the server uses the first conversion editing operation to edit the locally stored copy ofthe target editing content, the server adds the first conversion editing operation to the tail of the editing operation sequence and sends the first conversion editing operation to each collaborativeclient, so as to achieve complete support for collaborative document coherence, user intent retention, and collaborative undo functionality, and to reduce algorithmic complexity and improve algorithmperformance.

The invention discloses a visualization detection method of electronic product electronic design automation (EDA) design manufacturability. Printed circuit board (PCB) three dimensional (3D) simulation of an EDA design document is conducted, PCBphysical parameter detection, PCB assembling ability, PCB welding quality detection and Gerber bill of material (BOM) coordinate detection are conducted in sequence, and specific error positions and types of former four steps of detection are displayed in visualization mode on a PCB 3D figure. On the basic of complete actual production experiences, the visualization detection method and a system of the EAD design manufacturability are developed according to international standard of information processing center (IPC), the PCB physical parameter detection, the PCB assembling ability, the PCB welding quality detection and the gerber BOM coordinate detection which are all designed by EDA are integrated, the various actual problems which are the contradictions of manufacture and design of PCB and are faced by enterprises are resolved, and efficiency and quality of electronic manufacture in particular to an original equipment manufacturer (OEM) are improved.

The invention discloses a Web side three-dimensional simulation-based substation project progress information visualization system. The system comprises data management server, a Web server, a Web three-dimensional display module and a client computer, wherein the data management server is used for storing substation engineering project information data and related text data of two-dimensional models, three-dimensional models and engineering projects; a model processing module is used for carrying out modeling on a substation three-dimensional model according to model data information of a target substation; the Web server is used for processing a Web client request and returning corresponding BIM data or text data to a user or obtaining the corresponding BIM data or text data according tothe Web client request; the client computer is used for loading and operating a Web three-dimensional display module; and the Web three-dimensional display module is used for displaying the substation three-dimensional model and related data through a WebGL-supported browser page, and providing an input interface for inputting client request information to the user through the browser page. According to the system, efficiency of substation projects in the whole construction process is remarkably improved and the risks are greatly decreased.

The invention discloses a ceramic large plate of an anhydrous glaze line all-digital jet printing process. The large plate comprises a bottom blank layer and a surface pattern layer; the surface pattern layer consists of a jet printing bottoming layer, a jet printing pattern layer, a jet printing protection layer/or a jet printing glue layer bonded with a dry particle layer in sequence from bottomto top; and the bottoming layer, the pattern layer, the protection layer/or the glue layer are formed by digital jet printing through a ceramic ink jet printer. The ceramic large plate and a manufacturing method thereof on a glaze line hardly need manual operation in the whole process for all-digital jet printing of the ceramic large plate and a sheet thereof; the texture is rich; the yield is increased; and anhydrous scene production environment is more accordant with modern green and intelligent manufacturing.

The invention relates to a method for detecting and classifying pixel defects in inkjet printing of a printed display panel and a device thereof. The method comprises the following steps: obtaining the image of a panel to be tested in blocks; when an original image is received, preprocessing the original image; when the pre-processed original image is received, stitching all the partitioned imagesof the same panel ; when the original image is received, segmenting the image is segmented; when the segmented original image is received, using a classifier in machine learning to classify the image, if there is no defect, the image entering the subsequent process, and if there is any, giving the prompt; when the original image of the defective pixel is prompted after the classification is received, positioning and subclassifying the defective pixel of the image, and carrying out statistical analysis of the category and the number of the defective pixels of the image to indicate corresponding defects. The invention aims at solving the problems that the manual detection and classification exist for a long time, the efficiency is low, the detection result is easy to be influenced by humansubjective factors, and the consistency is poor.

The invention relates to an application disaster tolerance method based on the CDP and the iSCSI virtual disk technology. The application disaster tolerance method based on the CDP and the iSCSI virtual disk technology comprises the steps that firstly, CDP data blocks are stored in an OFS storage medium and an NFS storage medium respectively; secondly, after service roll data are damaged, data in the NFS storage medium are organized into a mounting roll according to the iSCSI virtual disk technology to be mounted on a host computer to serve as a temporary service roll to be used by a host computer service system, new service data are saved in the OFS storage medium, and data recovery is conducted on the original service roll by means of data in the OFS storage medium; after data recovery of the original service roll is completed, the service system is stopped in a service idle time, the new data are recovered to the original service roll, and the service system is switched back to the original service roll. Compared with the prior art, the application disaster tolerance method based on the CDP and the iSCSI virtual disk technology has the advantages that reservation of the new data is achieved when the mounting roll serves as the temporary service roll, and data recovery of the original service roll is achieved under the condition that service interruption is not needed.