102results about How to "Reduce update" patented technology

The invention provides a high-performance reliable solid-state disk realizing method. The method includes: (1), dividing all flash memory chips in a solid-state disk into groups and forming an RAID (redundant array of independent disks) 4-level flash array in each group by N successive flash chips; (2), receiving and storing data through a cache; (3), judging whether the cache is filled up or not, if yes, entering the step (4), and if not, returning to the step (2); (4), extracting N-1 data blocks from the cache and computing check values of the N-1 data blocks; making up the N-1 data blocks and the check values into filled stripe data and writing back the flash array; returning to the step (2). The flash chips in the solid-state disk are used for establishing the RAID4-level physical array to assure data reliability. Faults at different levels including page level, block level, or even chip level can be processed. Besides, writing-in performance is improved by writing of filled stripes and sequence, and spatial and performance loss resulted from data errors can be reduced to the utmost.

The invention relates to the field of computer application, and discloses a dynamic replica management method based on file heat. The method comprises a main management server and a memory server cluster, wherein the main management server is used for receiving user file access requests and updating access records of the accessed files, and the memory server cluster comprises a plurality of memory servers used for storing files. The dynamic replica management method comprises the specific steps of a multi-frequency file heat computing mechanism, a multi-queue file heat updating mechanism, and a multi-frequency replica execution mechanism. The dynamic replica management method has the advantages that the problems of contradiction between the file heat statistic period and the heat statistic accuracy, and sudden user access are solved effectively, the system spending is reduced greatly, and higher reliability is provided simultaneously.

The invention discloses a block level backup method based on content address storage, which comprises the steps that A, according to a size and a threshold of a predefined data segment and a source volume state bitmap, and by taking a data block as a unit, and a continuous 1 sequence in the source volume state bitmap as a basis, a source volume data area is segmented, and each single segment is named as a data segment; and B, according to a fingerprint algorithm, a data segment fingerprint is computed, an old fingerprint of each data segment is acquired by querying a fingerprint library, whether each data segment is a repeating data segment or a non-repeating data segment is determined, each non-repeating data segment is transmitted to a storage medium by a network, and the fingerprint library is updated. The invention further provides a client based on the content-addressed storage and a network storage system. With the adoption of the technical scheme, high-efficiency de-duplication can be achieved.

The invention provides an echo cancellation method, system and device. The method comprises the followings steps: A, dividing input time-domain signals into M sub-signals, wherein the sub-signals are subband signals or frequency-domain signals, and M is an frequency domain which is more than 1; and B, for each sub-signal, using far-end signal energy and error signal energy of the sub-signal at the existing sampling time and filtering parameters at the previous sampling time to set filtering parameters of an adaptive filter at the existing sampling time; and then carrying out the echo cancellation on the sub-signal at the existing sampling time in accordance with the set filtering parameters. According to the invention, the effects of the echo cancellation can be improved.

The invention relates to a wireless communication system and discloses a cell selection method and equipment inside a layered cell structure to ensure that terminals can be more reasonably distributed inside layered cells of different levels. Through taking the duration of a DRX cycle as one of the factors selected within an HCS cell, the invention can more reasonably distribute each terminal in each layer of cells of the HCS. When other factors are not changed, a cell with larger coverage area is selected for a terminal with longer DRX cycle. According to the DRX cycle, cell selecting function can be realized inside network side equipment or a terminal. If the moving speed of a terminal is known, the DRX cycle and the speed of the terminal can be combined and are used as one of the factors selected inside the HCS cell.

A control device that controls an electric motor drive device is configured with a current control portion that determines a voltage command value, a voltage control portion that generates a switching control signal, and a current control period determining portion. The control device is also configured with a voltage control period determining portion that determines a voltage control period, and a control period setting portion. In the control device, the current control period determining portion determines, according to a target torque, the current control period as a value that increases continuously or stepwise as the target torque decreases. Furthermore, the voltage control period determining portion determines, according to a rotating speed, the voltage control period as a value that increases continuously or stepwise as the rotating speed decreases.

The invention discloses a modeling method for grading quality of Xinjiang red dates in a near infrared range, which relates to modeling methods for grading quality of natural products in the near infrared range, and solves the problem that the prior randomly selected red date sample near infrared ranges differ greatly, main spectrum characteristic factors influencing spectrum change cannot be separated, and consequently, the grading modeling effect is poor. The modeling method provided by the invention comprises the following steps of: initially choosing appearance characteristics of samples, then, scanning the red date samples of same batch one by one; obtaining average spectrum of the batch of red date samples after performing proper spectrum treatment, and comparing the average spectrum with an original sample spectrum chart to screen the samples according to similarity so as to select the samples with greater spectrum difference, performing spectrum scanning again on the residual samples, and repeatedly adjusting and gradually subdividing the residual samples, until the spectrum difference of the batch of samples is in a needed accuracy range; and encoding the separated characteristic factors to create a sub-model. With the method, the characteristic factors of the Xinjiang red dates are successfully separated, and the sub-model is successfully created, so that the method provided by the invention is suitable for grading the quality of fruits, such as red dates, apples, pears and the like.

The invention provides an updating method, device and system for application programs with various language versions and relates to the technical field of computers, aiming at improving the updating efficiency of the application programs with the various language versions. The method comprises the following steps: determining and displaying language content markers of language copywriting needingto be updated of the application programs with the various language versions, so as to carry out blank filling type updating on the language copywriting according to the language content markers; packaging and generating updated language files according to the updated language copywriting; when receiving a language file issuing instruction, issuing the updated language files to cloud according tothe issuing instruction so as to update the application programs according to the updated language files. The updating method, device and system for the application programs with the various languageversions, provided by the invention, are applicable to the updating of the application programs with the various language versions.

The invention is applicable to the field of computer application and provides a device and a method for generating an image hot area and an application system. The device comprises an image uploading unit, an image hot area configuration unit and an image hot area generating unit, wherein the image uploading unit is used for uploading images needed by generating the image hot area; the image hot area configuration unit is used for outputting a configuration interface of the image hot area so as to lead a user to configure the image hot area by the configuration interface of the image hot area and storing the image hot area configured by the user; the image hot area includes image hot information and link information; and the image hot area generating unit is used for generating portlet of the image hot area according to the image hot area configured by the image hot area configuration unit. The embodiment of invention can really realize dynamic maintenance, instantaneous showing and updating of the image hot area, greatly reduce the difficulty of updating and maintaining the image hot area, and reduce the maintenance cost.

The invention discloses a management method and system of a configuration file, and relates to the technical field of computers. One specific implementation mode of the configuration file management method includes the following steps that a configuration-file operation request is received; the operation request is parsed, corresponding configuration operation is executed, and an operation result corresponding to the configuration operation is generated. Through the embodiment, a set of highly available configuration file management system is effectively established, and the system not only can be used for dynamic configuration of the configuration file, but also can provide reliable, stable and efficient configuration file access services. Moreover, the embodiment further can provide an interactive and visible configuration file management service, a user can conduct addition, deletion, modification, checking and other kinds of operation on the configuration file, and the service deployment, updating and management cost is thus effectively reduced.

The present invention discloses a method for maintaining call continuity, a user data server and a mobile switching center apparatus. The method comprises receiving routing request information sent by the mobile switching center apparatus, the routing request information carrying a user identification of UE; acquiring a switchover routing number associated with the user identification according to the user identification; sending a route replay message to the mobile switching center apparatus, the route replay message carrying the switchover routing number, the switchover routing number being used for enabling the mobile switching center apparatus to route a CS call of the UE to ATCF. With adoption of the method for maintaining call continuity, the user data server and the mobile switching center apparatus, the handoff delay can be shortened, and user experience is raised.

The invention discloses a method and a system for detecting a flow of a peer-to-peer network. The method comprises the following steps of: acquiring all the packets by a primary filter plant from a network forwarding device; detecting a plaintext feature string of a known P2P application after the primary filter is performed, sending a packet which contains a plaintext feature string to a plaintext processing model and counting a flow of the P2P forwarded in a plaintext manner; sending the packets which contain no plaintext feature string to a to-be-detected processing module and sending an active detecting packet formed by secret key information defined by different P2P applications to a detected target; detecting the flow of the P2P forwarded in a cipher text manner or other unknown flows according to a response packet fed back by the detected target. By implementing the technical scheme of the invention, processing work for flow detection is reduced effectively, the system efficiency is improved, and the failure and update of a single module do not influence the whole system. The technique of the invention avoids influencing the topology and performance of the traditional network and facilitates deployment and implementation.

The present invention relates to an electrophoretic display device (1) and a method of controlling gray level transitions in an electrophoretic display device. The idea of the invention is that, in an electrophoretic device where drive signals (Dr) are applied to display device electrodes (5, 5') to effect movement of the display particles (8, 9), such that the particles correspond to image information to be displayed, a second electric signal (Ne) is applied to the display device electrodes. This second signal is arranged to decrease the ability of the particles to respond to the drive signal. By employing the second signal in accordance with the invention, more distinct optical states can be attained and the accuracy of the states becomes higher. Thus, the optical states are easier to reproduce due to a more well-defined particle control by means of the drive waveform according to the present invention.

The invention relates to a process for pretreating refining and coal chemical oily sewage. According to the process, the refining and coal chemical oily sewage is pretreated by combining oily sewage buffer adjustment and suspended sludge filtering methods. The conventional adjustment tank, multi-stage oil separation and multi-stage air floatation pretreatment processes can be replaced. The process is applied before biological treatment in refining sewage treatment and coal chemical sewage treatment, and has the advantages of adjusting the amount and quality of the sewage, collecting and precipitating floating oil, discharging sludge, and removing suspended matters, emulsified oil and part of dissolved oil from the sewage for deep purification.

The invention provides a resource file updating method, a resource file updating device, equipment and a storage medium. The resource file updating method comprises the following steps that: terminalequipment determines a target application from a plurality of applications installed on the terminal equipment, determines file information of a to-be-updated resource file of the target application,compresses the file information of the to-be-updated resource file, carries the compressed file information in first information, and sends the first information to a resource server; and the resourceserver downloads a resource file package according to the file information of the to-be-updated resource file carried in the first information, and sends the resource file package to the terminal equipment, so that the terminal equipment uses the resource file package to update the to-be-updated resource file, thereby realizing accurate and rapid update of the to-be-updated resource file of the target application. That is to say, the terminal equipment maintains a set of downloading rules, the to-be-updated resource files corresponding to the target applications use the set of downloading rules, and compared with a mode that each application maintains a set of downloading rules, code redundancy is greatly reduced, and downloading resources are saved.

The invention provides a control system of a smart home product. The system comprises a control terminal, a server, a control gateway and a smart home product. The self state of the smart home productis configured to have state information of general attribute specification parameters. The control terminal internally comprises an escape unit, when the control terminal receives the state information, the universal attribute specification parameters are analyzed and obtained and converted into special attribute specification parameters corresponding to the smart home products through the escapeunit, and the special attribute specification parameters are displayed on the control terminal; when the control terminal generates a control instruction, the escape unit converts a special attributespecification parameter in the control instruction into a general attribute specification parameter, so that the smart home product can execute the converted control instruction. Meanwhile, the invention further provides a control method and an upgrading method based on the control system.

Provided is a method for configuring and controlling smart home products, the method comprises the steps of: sending a first signal containing first data by at least one first device or a portal of configuring resources, wherein, said first data contains a configuration file and information of at least one second device; obtaining said first signal by at least one server, assembling the configuration file of said first data and information of at least one said second device, and then saving, while at the same time, generating an identity for each said configuration file; sending said second information containing second data to at least one said first device by at least one said server, wherein said second data is extracted from said configuration file; sharing third data according to said identity by at least one said first device or said server, wherein said third data refers to information of the configuration file corresponding to said identity and said second device; triggering a function of at least one said first device through said configuration file and information of said second device received by at least one said first device. The method can greatly shorten the updating process of the configuration file of the second device by means of coding, assigning ID, and sharing the configuration file of the second device.

The invention provides an output adjusting method of a switching networked flight control system based on alternating event triggering. An alternating event trigger mechanism switched between periodicsampling and continuous event trigger mechanisms is constructed, trigger information and modal information are transmitted to a controller, missing of effective information is avoided by continuouslydetecting trigger conditions, and data transmission and updating are reduced by introducing a sampling period. A flight control system is described as a networked switching system; asynchronous switching control based on an event trigger mechanism is designed under the condition that network induced time delay and packet loss exist. The flight control system accords with model dynamic rapid change characteristics in the flight control system and actual flight working conditions of data transmission and processing between internal components based on a real-time network, reduces data calculation load of the flight control system, saves limited data transmission bandwidth, and improves overall performance and precision requirements. According to the technical scheme, only the output error information needs to be used, state information of the sensor and the aircraft is not depended, and engineering implementation is easy.

The invention discloses a video background extraction method based on a weighted sample. Step one, a video image is read in; step two, background modeling is performed on the read-in image, and the model is initialized if the read image is a first frame, or background detection is performed; step three, if the current pixel is a background pixel, background updating is randomly performed; and step four, a background image is acquired and the image is saved. According to the video background extraction method based on the weighted sample, sample updating is performed by using the weight of the sample and an "activity" sample so that error updating of effective samples can be reduced and the expression capability of the model can be enhanced. The use amount of the samples can be reduced and the calculation efficiency can be enhanced under the premise of guaranteeing the background detection accuracy so that the cost of video background extraction can be reduced, the real-time performance is better and the range of application is wide.

The invention provides a page access method and related equipment. The page access method comprises the steps that a native end of an application program requests login to a server according to logininformation of a user; access information is obtained, and a page configuration table is updated from the server through the access information; the native end acquires a page skip request for accessing a first target page, and judges a terminal accessing the first target page according to the page configuration table; when the native end judges that the terminal accessing the first target page isthe webpage end of the application program according to the page configuration table, the native end is switched to the webpage end, and the access information is sent to the webpage end; and the webpage end accesses the first target page according to the access information. According to the invention, the page is accessed through the native end and the webpage end of the application program, sothat the scene adaptability of page access is improved.

According to the technical scheme, a IJAYAGA algorithm based on wavelet variation has the advantages of being clear in principle and simple in design, the IJAYAGA algorithm based on wavelet variationis adopted for solving the problems that an optimization problem in the engineering optimization field is low in solving speed and prone to falling into a local optimal solution in the solving process, the improved JAYA algorithm is used for guiding the solution updating direction. Updating in the inferior solution direction is avoided, and solving speed is increased; wavelet variation is used forincreasing population diversity in the population variation process, an optimal population is selected in a competitive mode to eliminate bad variation individuals, and therefore the diversity of solutions is increased, the probability that the solutions fall into local optimum in the solving process is reduced, and the solutions are updated in the global optimum solution direction at a high speed. A reliable and rapid solution optimization scheme is provided for engineering optimization problems of traffic flow prediction, traffic scheduling and the like.

The invention discloses an online high-dimensional data nearest neighbor query method based on hash learning, Firstly, the loss function is designed according to the similarity or dissimilarity of samples and the range of the loss function is enlarged, Then, a new objective function is proposed based on the principle that the hash model needs to keep the history information and minimize the loss of the current data. By analyzing the convergence of the online hash algorithm, the optimal value of the objective function is found. On this basis, for the data points to be queried, the closest datapoints can be quickly queried, the average accuracy results converge steadily, and the update of hash function in the iterative learning process is greatly reduced.