209results about How to "Implement parallel processing" patented technology

The invention discloses a wearable intelligent hand ring and method for continuously monitoring human body physiological signs. The intelligent hand ring comprises a hand ring body; a monitoring circuit is embedded in the hand ring body; the monitoring circuit comprises a main control unit and multiple monitoring units; each monitoring unit monitors the various human body physiological signs which are processed by a main control unit. The wearable intelligent hand ring and method for the continuously monitoring the human body physiological signs have the following beneficial effects of integrating multiple sensing circuits, being capable of collecting multiple human body physiological signs and realizing the parallel processing on various collected data; the collected human body physiological signs are analyzed by adopting a unique data analysis method, so the human body healthy condition can be comprehensively accurately obtained; a user can regularly start the monitoring function by triggering of one hand or controlling of the main control unit, and the need that the human body physiological signs of the user are monitored anytime anyplace for 24 hours is met; the intelligent hand ring is provided with a wireless communication unit, and data synchronization can be performed between the intelligent hand ring and a mobile terminal, so the user can learn the physiological signs and the healthy condition in real time.

The invention provides a video special effects rendering method, device and terminal. The video special effects rendering method comprises the following steps: decoding a obtained video source in response to a user instruction to obtain a first video frame data in a particular format; sending the first video frame data and the preset special effects parameters to the GPU, so that the GPU completes the rendering of the first video frame data; and obtaining a second video frame data from the GPU and encoding to obtain a target special effects video, wherein the second video frame data is obtained by rendering the first video frame data by the GPU. According to the video special effects rendering method, the processing ability of the GPU for graphics is effectively utilized, the parallel computing capabilities of the GPU is utilized to speed up the rendering of video effects, and the duration of video rendering is shortened, so that the preview of the video rendering frames is high, the playback of the frames is smooth, and the occupancy rate of the CPU when rendering is reduced, therefore, the heating temperature of the mobile terminal is reduced.

The invention provides a flow-based abnormal communication behavior detection method and system, and belongs to the field of passive discovery of network security abnormal events. The detection systemcomprises: a configuration management module used for configuring a white list IP, a key target IP and a general target IP, a data acquisition module and a storage module used for acquiring and storing network flow data information, a key target abnormity detection module and a general target abnormity detection module used for detecting key targets and general targets respectively, and an abnormity evaluation module. According to the detection method provided by the invention, different methods are adopted to construct flow models for important network nodes and common network nodes, networkanomaly detection is carried out respectively, network events of important targets and common targets are associated, and network intrusion behaviors and abnormal communication behaviors with certainhazards are mined. The method has good discovery capability for various types of traffic abnormal behaviors, and is low in computation complexity for flow data, and is high in abnormity discovery real-time performance.

The embodiment of the invention discloses a display method and a display terminal. The display method comprises the following steps of: acquiring a first area covered by a first display object in a display area; acquiring a second area covered by a second display object in the display area; and when the condition of coverage of the second area on the first area meets a preset condition, displaying the information of the first display object in a third area, wherein the third area is not overlapped with the second area. When the method provided by the embodiment of the invention is used for displaying a plurality of objects in the terminal, the other objects which are covered by the fully displayed object can be displayed in the area which is not overlapped with the area of the fully displayed object, thereby ensuring that a user can monitor the states of all objects in real time. The covered object can be operated without task switching, thereby realizing multi-task parallel processing of the terminal and increasing the efficiency of switching operation among tasks.

The invention relates to a dispatching method for the task management of a single-chip multiprocessor, which is based on a structural system of the multi-instruction multi-data-stream (MIMD) of a single-chip multiprocessor. The dispatching method performs task dispatching, task distribution, task management and sub-processor management for parallel tasks running in a system, and realizes the parallel treatment of the single-chip multiprocessor. The dispatching method for the task management of the single-chip multiprocessor can be applied to a single-chip multiprocessor system composed of various sub-processors which have independent local ROM, such as an MCU of an 8051 structural system. Further, the sub-processors can be homogeneous, and also can be heterogeneous.

The invention discloses a multi-processor communication method based on a shared memory and a realizing device thereof. The multi-processor communication method comprises the following steps of: dividing a section of shared memory space or shared PCI (Peripheral Component Interconnect) address space from the memory of a main processor module, directly mapping the section of shared memory space or shared PCI address space to a system PCI bus through a transparent PCI bus bridge, and mapping the section of shared memory space or shared PCI address space to the shared PCI address space or the shared memory space of sub processor modules through a nontransparent PCI bus bridge, thereby forming a section of shared memory space which can be accessed by the main processor module and the sub processor modules; and data exchange in the shared memory space is realized by reading and writing data information in a function interface manner. The realizing device of the multi-processor communication method is characterized in that the main processor module is connected with the system PCI bus through a transparent PCI bridge, and the sub processor module is connected with the system PCI bus through a nontransparent PCI bridge. The multi-processor communication method and the realizing device, disclosed by the invention, have the advantages of capability of improving operation speed of a system, and higher reliability, flexibility and extendibility.

The invention provides an underground positioning and safety monitoring system on the basis of a communication network, which comprises a ground control center, a plurality of personnel positioning terminals, a plurality of short message positioning terminals, a plurality of voice communication positioning terminals, a plurality of wireless positioning base stations and a base station gateway. The personnel positioning terminals carry out timing on broadcast signals by broadcast bands; the base station gateway or the wireless base stations receive the broadcast signals, acquire contents and the signal strengths of the broadcast signals, encapsulate information according to a protocol, transmit the information to the ground control center by the network for positioning processing, and acquire corresponding position information; meanwhile, a mobile node adopts a timing POLL mechanism to receive a downlink command of a data center so as to realize bidirectional data transmission, and a network base station controls illumination equipment to realize energy-saving production according to existence or non-existence of the mobile node in a current region. The underground positioning and safety monitoring system has the characteristics of high reliability, simplicity in construction and accuracy in position.

The invention discloses a polygonal rasterisation parallel conversion method based on a scanning line method, belonging to the field of a geographic information system. The polygonal rasterisation parallel conversion method comprises inputting a command line parameter; carrying out MPI (Message Passing Interface) parallel initialization so as to obtain a total progress number and a current progress number; adopting an equal parallel mode, analyzing the command line parameter in each progress respectively, collecting parameter values behind a leading indicator respectively, reading a vector data source by using an OGROpen method, and judging whether the progress is the No.0 progress; adopting a data parallel strategy, dividing a raster data set vector polygon to be distributed to all progresses, and carrying out rasterisation of a polygon in each progress at the same time; writing the raster data, updating a raster block in each progress and outputting the converted raster data. The method is utilized to perform polygonal rasterisation of large amount of data to achieve relatively high efficiency and a satisfying conversion result, the conversion processing speed of a multi-core / multiprocessor of a high performance server to polygonal rasterisation is improved sufficiently, and the conversion time of polygonal rasterisation is shortened greatly.

The invention provides an Internet information putting channel optimizing system based on distributed computing. A data collecting module collects user behaviors; a data preprocessing module carries out data cleaning, integration and reduction, and simplifies and standardizes the collected user behavior information; a training module carries out iterative operation on the data in a training set by a class E-M algorithm, and parameters in a probability cumulative model are obtained; then, data in a test set is substituted into the probability cumulative model, so that the prediction on the contribution of each putting channel and the prediction on whether users are converted or not are completed; and websites or recommending types with a high contribution degree are subjected to information putting, and the information is put to users most possible to generate conversion. Meanwhile, an Hadoop platform is used for distributed computing, and complicated computing consuming a great number of resources is distributed onto multiple nodes for computing, so that the multi-node parallel processing is realized.

The invention relates to a loop filter method used in image code process. Wherein, it comprises: first, calculating the number of similar points in the margin of filtered code block, and according to said number and if there is frame internal block, to decide the block effective value of said code block; then according o the pixel difference between two sides of block margin, judging if the block margin is the real edge of picture; at last, processing filter treatment on the code block according to the block effective value, when it is false edge. The invention improves the flat area filtration, to obtain better effect on the block removal effect of flat area.

The invention discloses a pipelined parallel design method of motion vector prediction based on AVS video encoding standards. According to the characteristics of storing, extracting and accessing the externally-stored data, the AVS motion vector prediction can be designed into the following two parts: (1) the mode of a macro block is resolved and the specific calculating process of the motion vector prediction for each subblock by the macro block dividing mode which is corresponding to the macro block mode of each macro block is determined; (2) the motion vector prediction of the subblock is generated and the actual calculation of the motion vector prediction of each subblock is finished. The method has the advantages that: the separation of the external-storage reading operation from the external-storage writing operation is realized, thus carrying out the pipelined parallel processing on the motion vector prediction by taking the size of the subblock under the macro block dividing mode which is corresponding to the macro block encoding mode as the unit.

The invention discloses a method and a system for restoring a database. The method includes: receiving parameter information relevant to restoration of an existing database; downloading compressed files of backup files of the existing database according to the parameter information; decompressing the compressed files to obtain the backup files of the existing database; and restoring the existing database by using the backup files and the parameter information. The method and the system can realize the process procedure of automation and parallelization of database restoration, thereby increasing efficiency of restoring the database.

The invention discloses a method and a device for controlling a block processing task, belonging to the technical field of block chain, in the method and device provided by the present invention, theblock processing task is divided into successive multi-level processing subtasks, and at least one corresponding-level execution module is configured for each level processing subtask, and each levelexecution module continues to execute the level processing subtask on the next level processing subtask after executing the level processing subtask on the current level processing subtask on the block to be processed. As such, on one hand, the process subtasks at each level can be sequentially performed by the execution modules at each level; On the other hand, each level execution module continues to execute the next level processing sub-task of the block to be processed after executing the current level processing sub-task of the block to be processed, thus realizing the block processing tasks of processing multiple blocks to be processed in parallel, and further accelerating the processing speed of the block processing tasks between blocks.

The invention provides a task scheduling device, a task scheduling method and a data parallel processing device. The task scheduling device comprises a statistic module, a scheduling module and a distribution module, wherein the statistic module is used for determining idle processing units from a plurality of processing units and carrying out statistics on the number of the idle processing units; the scheduling module is used for sequentially taking out task information with corresponding number by starting from the head of a task queue according to the number of the idle processing units; the distribution module is used for respectively distributing the task information which is taken out into the idle processing units so as to enable the task information which is taken out to be processed by the idle processing units. After the task scheduling device, the task scheduling method and the data parallel processing device are used, the data processing speed of the device can be continuously improved.

The invention provides a method and a device for processing data and a storage system. The data storage system comprises at least one storage server and at least one SMR (shingled magnetic recording) disk. The SMR disks are connected with the storage servers; a plurality of storage zones in second storage regions of the SMR disks are classified as a plurality of storage groups, each storage group comprises at least one storage zones, and each optional storage zone only belongs to the single corresponding storage group; at least one write task currently to be processed can be acquired by each storage server and comprises to-be-written target data and identification of the corresponding target storage groups, the different write tasks comprise the identification of the different target storage groups, and the target storage groups and the target SMR disks where the target storage groups are located can be determined by the storage servers; the target data can be written into the storage zones corresponding to the target storage groups in the target SMR disks. According to the scheme, the method, the device and the storage system have the advantages that the write performance of the SMR disks can be improved, and accordingly the write performance of the storage system on the basis of the SMR disks can be improved.

An embodiment of the invention provides a block chain data parallel processing method and device, equipment and a storage medium. The method comprises the following steps: determining a next logical processing request to be processed from a task queue of current logical processing requests to be processed; identifying a dependency relationship between the next logical processing request to be processed and the current logical processing request being processed; if there is no dependency relationship, starting parallel processing of the next logical processing request to be processed and the current logical processing request being processed; and if there is a dependency relationship, starting the processing of the next logical processing request to be processed after the dependency relationship is eliminated. The embodiment of the invention realizes the parallel processing of part of the logic processing requests while taking into account the dependency relationship of the logic processing requests, and improves the processing efficiency.

The invention discloses a three-dimensional segmentation method for an intravascular ultrasound (IVUS) image sequence, which is used for improving the segmentation processing efficiency of an image sequence. The technical scheme comprises the following steps of: first, performing preprocessing of filtering noise and inhibiting a ring halo pseudomorphism on an original image; then, acquiring four longitudinal views of the IVUS image sequence and extracting intravascular cavity boundaries and intermediate-outer film boundaries from the longitudinal views; next, acquiring initial boundaries in transverse views by mapping boundary curves to IVUS images of each frame; and finally, acquiring the intravascular cavity boundaries and the intermediate-outer film boundaries in the IVUS images of the each frame finally by maximizing an energy function and discontinuously deforming the initial boundaries. Compared with a conventional method, the three-dimensional segmentation method has the following advantages of: first, capacity of utilizing the information of an overall image sequence; and second, capacity of finishing segmenting images of the each frame at the same time and realizing parallel processing of the overall image sequence, so as to greatly improve processing efficiency and shorten processing time.

The invention provides a portable water quality monitor, which comprises an upper computer and a lower computer, wherein the upper computer and the lower computer are connected through a communication middleware or a wireless communication part, and the upper computer comprises an upper computer human-computer interface part; the lower computer comprises a singlechip, a data acquisition part, an expanded SDRAM (synchronous dynamic random access memory) part and a lower computer human-computer interface part, the data acquisition part is provided with an SDI (standard data interface)-12 sensor connected with the singlechip through a flexible SDI-12 interface bus, and the SDI-12 interface bus is connected with at least one SDI-12 sensor through a successive type interface; the wireless communication part comprises a GPRS (General Packet Radio Service) wireless module; and a power source part comprises a selfcontained power source, a solar energy power source and a power source management module used for switching the power source into the selfcontained power source when voltage provided by the solar energy power source is not sufficient to maintain the work of the water quality monitor. In the invention, the number of sensors accessed into the portable water quality monitor is not limited, the data transmission is simple, and the data storage capacity is large.

The invention discloses an audio treatment method and an audio treating device. In one embodiment of the invention, when audio data is received, an audio treating passage is selected fro the audio data based on the type of the audio data; the audio processing passage comprises preset number of audio processing units; the preset number of audio processing units of the audio treating passage carry out resampling treatment and gain adjustment treatment for implementing audio treatment, because of a plurality of audio processing passages are provided, parallel treatment to a plurality of audio data is implemented, audio treating efficiency is raised, and simultaneously a plurality of audio treating passages are interdependent, thereby enhancing anti-fault capability of the system, further more, audio effect after treating is good because of the a plurality of treating passages treats audio data of distinct types distinctively.

The invention provides an online static security analysis method with the N-2 opening rapid scanning function. The method includes the following steps that a current power grid impedance matrix is formed; a branch opening distribution factor matrix is determined; based on branch opening distribution factors, active load flows of branches obtained after N-2 opening faults are calculated and a suspicious and serious N-2 opening fault set is screened; alternating current load flow analysis is conducted on the suspicious and serious N-2 opening faults and final serious N-2 opening faults are determined; the serious N-2 opening fault set is output and a warning message is given. According to the method, an N-2 opening fault combined universal set is introduced to an anticipated fault set, the power load flow distribution condition is rapidly scanned after the N-2 opening faults through the branch opening distribution factors and the parallel computing technique; alternating current load flow analysis is conducted on suspicious N-2 opening combinations; the whole calculation process is efficient and rapid and the requirement for online application is met.

The invention provides a system and a method for realizing a deep packet inspection technology based on multi-core and multi-thread. The system comprises a plurality of packet receiving buffer modules and a plurality of CPU (Central Processing Unit) modules. The system is characterized in that the packet receiving buffer modules are corresponding to the CPU modules so as to realize parallel accurate matching of keywords of the received packet contents. In the method, a plurality of packet receiving buffers are created, and the threads of the packets in the buffers are bound with the plurality of CPU one to one, so as to realize the parallel accurate matching of the keywords of the received packet contents. With the provided system and method for realizing the deep packet inspection technology based on multi-core and multi-thread, the load on the CPU is reduced, and the processing procedure of deep packet inspection is accelerated.

The invention discloses a method for realizing decoding, a software decoder and a decoding device. When used for decoding an encoded image, the software decoder of the embodiment of the invention adopts virtual frame storage to imitate DPB operation of a hardware decoder after decoding the encoded image of a frame to ensure that the encoded image of the next frame can be decoded without waiting the finish of the decoding of the hardware decoder so as to avoid the situations that the software decoder and the hardware decoder wait for each other because the DPB operation is performed only after the finish of the decoding of the hardware decoder in the prior art. The method, the software decoder and the decoding device can well realize parallel processing of the software decoder and the hardware decoder, and improve the decoding efficiency.

The invention discloses a method and a device for tracking image target based on parallel particle filtering. The method comprises the following steps: (1) acquiring an image sequence and defining F as the NO. F frame of the image sequence; (2) acquiring a to-be-tracked target; (3) distributing particle points and ensuring that F is equal to 2; (4) inputting the NO. F frame; (5) carrying out brightness filtering till obtaining a column diagram; (6) comparing the particle points with the target column diagram to acquire normalized weight; (7) acquiring the coordinates of the target in the NO. F frame; (8) outputting the NO. F frame and updating the target column diagram; (9) resampling the NO. F frame; (10) judging whether to continue tracking and entering step (11) if continuing tracking, otherwise, stopping tracking; and (11) ensuring that F is equal to F plus 1 and returning to the step (4) to repeat the step (4) to the step (10). The method and the device break the logical dependence of sampling, weight calculation and resampling in the prior particle filtering algorithm, and realize algorithm parallel processing and execution acceleration by utilizing the normalized weight of the previous frame as a resampling function.

The embodiment of the invention discloses an intelligent home system. The system comprises a cloud platform, a terminal and a camera device connected with the cloud platform; the cloud platform is used for receiving a monitor triggering message, and sending a shooting request message to the camera device through the monitor triggering message; the camera device is used for shooting in response tothe shooting request message to obtain a first video file, and sending the shooting response message to the cloud platform; the cloud platform is further used for sending a shooting accomplishment message to the terminal according to the shooting response message; and the terminal for calling the first video file to perform the monitoring based on the shooting accomplishment message.

The invention discloses a numerical control system and control method based on dual-core architecture teamwork, which are characterized in that a first logic unit is connected with a second logic unit, and a conjunction gate is connected between the first logic unit and the second logic unit; the first logic unit sets control signals as high-level read-in processing codes, carries out interpretation on the codes, then manages data (interpreted by created forward-looking queue read codes) by using nodes, and after carrying out speed optimization, speed real-time control and speed interpolationon the data, outputting the motion data of each motor shaft in an interpolation cycle; the second logic unit outputs first feedback signals when the motion data of each motor shaft in a cycle is required; the first feedback signals and the control signals of the first logic unit pass through the conjunction gate, then synchronous control signals are outputted; after receiving the synchronous control signals, the first logic unit transmits the motion data of each motor shaft in a cycle to the second logic unit; and after receiving the motion data and carrying out computing on the motion data, the second logic unit outputs pulse signals for controlling motors.

The embodiment of the invention discloses a transaction request parallel processing method and device, equipment and a medium. The method is applied to a block chain node, and comprises the followingsteps: obtaining at least two transaction requests based on a smart contract transmitted in a block chain network; determining a dependency relationship among the transaction requests according to theinput dependency data set and the output change data set of each transaction request; wherein the input dependence data set and the output change data set in each transaction request are obtained bypre-executing the transaction request locally by an initiating node of the transaction request; and carrying out parallel processing on the transaction requests without the dependency relationship according to the dependency relationship among the transaction requests. By adopting the technical scheme provided by the embodiment of the invention, the dependency relationship between the transactionrequests can be effectively determined, so that parallel processing of the transaction requests can be realized to the maximum extent, and the processing speed is increased.

The invention relates to a partial-scan-based CT image reconstruction method, apparatus and CT device. The method comprises the following steps: CT scanning is started when a scanning angle is [beta]start, the CT scanning ends when the scanning angle is [beta]end, original data of the scanning angle which ranges from [beta]start to [beta]end can be obtained, first projection data can be obtained by weighing the original data, second projection data of the scanning angle which ranges from [beta]start-z to [beta]end+z are obtained according to extension of the first projection data, rearrangement data are obtained by rearranging the second projection data, and a CT reconstruction image is obtained by subjecting the rearrangement data to image reconstruction operation. According to the partial-scan-based CT image reconstruction method, apparatus and CT device, parallel processing of the projection data can be realized, and waiting time of a system can be reduced.

The invention discloses a processing method and a device for parallelizing high-speed serial signals in a SerDes. The processing method comprises the steps of 1 using an eight-phase clock subjected to frequency division at input signal frequency as a sampling clock, controlling high-speed serial signal sampling and performing phase adjustment and locking to obtain eight-way sampling data; 2 using a two-phase clock as a shifting clock, performing serial shifting on the eight-way sampling data under the control of the shifting clock and serially outputting all of data; 3 performing frequency division on the two-phase clock to obtain a low-speed assembly clock, controlling eight-way serial data sampling, parallelly outputting all of data, performing phase adjustment and then synchronously outputting the data. The device comprises a high-speed sampling module, a high-speed serial shifting module and a low-speed assembly module for the method. The device has the advantages of being simple in achieving method, capable of achieving high-speed sampling of the high-speed serial signals and parallelization processing after sampling and high in execution efficiency.

The invention relates to a wave-equation reverse-time migration imaging method for a mass-data graphic processing unit. The method includes a data distribution module which distributes single-shot data to different graphic-processing-unit nodes; a reverse-time migration module which performs calculation imaging on the single-shot data and outputs an imaging file; a real-time data combination module which scans the imaging file in a real-time manner and performs statistics and classification and calculates the number and size of information files needed by a user and notifies the user how much time is needed to complete the data combination in a percentage form. Through the method, parallel calculation through the graphic processing unit is realized through calculation of dense wave-field spread, border conditions and imaging.

The invention is suitable for the technical field of Internet, and provides a service request response method and a service request response system. The method comprises the following steps: transmitting a service request to processing control middleware; identifying a service type corresponding to the service request, and configuring task information about the service request for each service type; querying a service processing node associated with the service type, and sending the task information; and generating a service response result of the service request according to the task result fed back by the service processing node, and sending the service response result. The task information is sent to the corresponding service processing node for processing according to the service type,so that the independence of the processing logic of different types of service requests can be ensured, and the parallel processing of multiple types of tasks can be realized.