1605results about How to "Improve update efficiency" patented technology

A method for updating a browser cache comprises the steps of receiving a request for page opening, and pulling a configuration file of a page from a server, wherein identifications of resource files of the page, which are required to be cached, and modification timestamps of resource files are recorded in the configuration file of the page; comparing the pulled configuration file with a local configuration file to obtain the identification of the resource file, which is required by updating of the browser cache; and updating the corresponding resource file in the browser cache according to the obtained identification of the resource file. According to the method for updating the browser cache, when the cache is required to be updated, only the resource file which is required to be updated is required to be downloaded, but not all the resource files of the page, which are to be cached, are required to be downloaded, so that the updating efficiency of the browser cache is improved. Besides, the invention provides a system for updating the browser cache.

A computer-implemented system for managing a collection of Web documents with dependency relationships which are defined among designated elements of those Web documents. The system automatically and consistently propagates updates that are introduced in such elements to all elements that directly or indirectly depend on those updated elements. The user interface of the system is realized as a collection of port complexes which are networked over the Web so that a collection of human or computer-based tasks which are distributed geographically and/or organizationally can be coordinated effectively through the dissemination of the right information at the right time in the Web environment.

The invention discloses a local data updating method based on an erasure code cluster storage system, which comprises the following steps: receiving a data D0 updating request sent by a user; updating a data D0 into a data D0'; sending the data D0' to a data node to be updated; reading the data D0' from a local disc to a memory by the data node to be updated; calculating a provisional data block set needed by m redundant nodes in the memory of the data node to be updated; writing the data D0' into the local disc by the data node to be updated; sending m provisional data blocks onto the m redundant nodes by the data node to be updated through the network at the same time; reading an original redundant data Pj by the j redundant node from the local disc, and calculating to obtain a new check data Pj'; and writing the check data block Pj' obtained through calculating into the local disc by the redundant node. Due to the adoption of the local data updating method based on the erasure code cluster storage system, the consumption of the bandwidth can be reduced effectively, the load pressure of the update server can be decreased, and the data updating performance can be improved.

The invention discloses a method and device for updating an online map by using an unmanned vehicle. The method comprises one specific implementation method: a sensor mounted on the unmanned vehicle is used for scanning a road where the unmanned vehicle is located currently to acquire real-time road information; a map information acquisition request is sent to a backstage server of the online map, wherein the map information acquisition request includes position information of the unmanned vehicle; whether the real-time road information is consistent to map information returned by the backstage server is detected; in an inconsistent case, detected map distinguishing information is sent back. The implementation method can reduce the manual updating and maintaining workload required during map data change, and also greatly improves the efficiency of map data updating.

The device includes sending end device and receiving end device. The former includes requester for new cipher key, storage group for new cipher key, storage for encryption key, renewal decision-maker for cipher key and encipherer. The latter includes creator for new cipher key, storage for new cipher key, storage for deciphered cipher key, decipherer; and renewal decision-maker for deciphered cipher key. The method includes following steps. Sending end sends request for new cipher key, and receiving end sends new cipher key. Sending end checks-up received new cipher key. If it is correct, the new cipher key is put into use, and needed encryption information is sent out in encryption mode. The receiving end deciphers the encryption information by using new and old cipher key. If tested result is correct, the new cipher key is put into use, and correct decryption information is output. The invention simplifies steps for updating cipher key, raises efficiency and lowers cost.

The invention discloses a navigation device map data increment updating method which comprises the following steps of: starting a navigation program for setting a destination by a user; sending a difference update request to a server by a navigation device terminal; carrying out path calculation by the navigation device terminal, meanwhile, waiting for a server terminal to return difference update data; if difference data exists, carrying out map data update by the navigation device terminal and renewedly carrying out path planning and line guiding by utilizing the updated map data; and if the difference data does not exist, carrying out line guiding after a path is worked out. The method judges a range required to be updated according to a departure site and the destination of a of the user vehicle, thus the update range is greatly reduced, and the difference data file volume is small; when the map data is updated, the data flow is small, and the update speed is high; and compared with the traditional update method, the method of the invention has pertinence, is quicker and improves the map data update efficiency of the navigation device.

The invention is applied to the field of computer application and provides a local cache updating method and system, a client and a server. The method comprises that the client issues a data updating request to the server, wherein the data updating request comprises the timestamps of every classified data; when determining that the timestamps of the classified data included by the data updating request are different from those of the corresponding classified data stored in the server, the server transmits classified data with the different timestamps and the timestamps of the classified data; the client updates the corresponding classified data of local caches according to the classified data transmitted by the server and updates the timestamps of the updated classified data into the timestamps transmitted by the server. By dividing data into a plurality of classifications, during data updating, the server simply needs to transmit changed classified data to the client, so that the pressure of network transmission can be reduced, and the quantity of data to be processed by the client can be reduced greatly, the data updating efficiency can be improved, and the problem of repeated data updating can be avoided.

Provided is a new word discovery method and device. The method comprises the steps that pretreatment is conducted on received corpora, and text data are obtained; line division is conducted on text data, and statement data are obtained; word segmentation is conducted on the statement data according to individual words contained in a dictionary, and after word segmentation is conducted, word data are obtained; after word segmentation is conducted, combination is conducted on adjacent word data to generate candidate data strings; judgment processing is conducted on the candidate data strings to discover new words; judgment processing comprises the steps that information entropy of words in the candidate data strings and words outside the candidate data strings is calculated, and the candidate data strings of which the information entropy of the words and the outside words is out of the preset range are removed. By means of the new word discovery method and device, the accuracy of new word discovery can be enhanced.

The invention discloses a content-defined chunking remote file real-time updating method. The invention aims at providing a file increment updating method with low network transmission expenditure for a distributive storage system, so that the distributive storage system can support the random writing of a file at low expenditure. According to the technical scheme, the method comprises the following steps: storing an original file fold file in a chunking manner, calculating an abstract for each data chunk by adopting a Hash algorithm, calculating one fingerprint for the beginning and the ending of each data chunk by adopting a rabin-fingerprinting algorithm, contrasting the chunking information of the original file fold by adopting a content-defined chunking data chunking way, chunking a novel file Fnew, calculating the abstract for each data chunk of Fnew by adopting the Hash algorithm, comparing the abstracts of the Fold data chunk and the abstract of the Fnew data chunk, finding out the varied data chunk, deleting the data chunk to be deleted from the Fold, and adding the data chunk to be updated into Fold. By adopting the method, the random writing of the file can be supported by the distributive storage system at low expenditure.

The invention provides a cleaning robot and a control method of the cleaning robot. The method comprises the steps of collecting images of multiple view angles of an obstacle; identifying the type ofthe obstacle according to the images of the plurality of view angles; respectively determining a first obstacle boundary of the obstacle corresponding to the image of each visual angle in the plurality of visual angles; obtaining a second obstacle boundary of the obstacle according to the type of the obstacle and each first obstacle boundary; and controlling the cleaning robot according to the mapmarked with the boundary of the second obstacle. By means of the method, the credibility of obstacle boundaries in a map established by the cleaning robot can be improved, the cleaning coverage rateis improved for different obstacles, and meanwhile, the cleaning risk is reduced.

The invention relates to a method for updating a boiler on-line combustion optimization model. The method utilizes the data exceeding the predictive error limit of an exit model to build a new model, then utilizes combustion data of a boiler and an optimization algorithm to find an optimum new model and the weight coefficient of the existing model, and utilizes an optimum weight coefficient to combine the new model with the existing model so as to predict the working conditions of a new boiler for realizing model update. The invention overcomes the defects that the traditional update method gives up the existing model and can not utilize the study result of the existing model to fully utilize the study result of the existing model, thereby greatly reducing the amount and the time of the calculation work of model update.

The invention relates to the technical field of mobile communication, and discloses a method and a device for updating browser shell functions. The method includes that a browser of a mobile terminal sends current shell file information to a server for querying and updating, and in shell files, each independent function corresponds to at least one script file and at least one page description file, or corresponds to at least one page description file; if updates are found when shell file information stored in the server is compared to shell file information received from the browser, the browser receives download path data of updated script files or page description files from the receiver; and according to the download path data, the updated script files or page description files are downloaded, corresponding script files or page description files in a current shell file are replaced. By the method and the device, development difficulty in shell function updating is lowered, and development efficiency is improved; and incremental updating is realized during updating, network traffic is saved, program updating is fastened, and application efficiency is improved.

The invention discloses a method and a device for updating road information based on user track, wherein the method comprises the steps as follows: matching the user track collected by the server with the existing road according to the matching strategy, confirming the matching relationship between the user track and the existing road, each user track comprises a series of track points; inquiring the road database to obtain the road information of the first existing road, wherein the first existing road is the existing road having matching relationship with the user track; comparing the road information of the first existing road and the track information of the first user track, confirming the updating information of the first existing road, wherein the first user track is the user track matching with the first existing road. The updating information of the existing road can be confirmed timely by using the method and the device, the updating efficiency of the road information and the user experience are improved.

The invention discloses a method for updating a mobile application. The method is applied to a version updating server and comprises the steps that an application updating request from a mobile terminal is received, wherein the application updating request comprises the current version number of the application; whether the application meets a preset updating condition or not is judged according to the current version number of the application; when the application meets the preset updating condition, a target version number corresponding to the current version number of the application is determined, and an address of an updating package corresponding to the target version number is obtained; an updating strategy of the application from the current version number to the target version number is determined according to a preset updating strategy from a low version number to a high version number; the updating strategy and the address of the updating package are sent to the mobile terminal so that the mobile terminal can complete the updating of the application according to the updating strategy and the address of the updating package. According to the method for updating the mobile application, the updating logic of the mobile application is processed at the end of the version updating server, and thus the updating efficiency is improved. Once the updating logic needs to be modified, corresponding modification simply needs to be completed at the end of the version updating server.

The invention discloses a byte-code file reconstruction-based Java type online updating method. In the method, when Java programs are updated dynamically, binary files are analyzed and reconstructed; and the method is combined with a new VM dynamic loading type mechanism to reduce the expense caused by recompiling a machine code by the dynamic updating during the time of running, and improve the updating efficiency.

The invention discloses a method and system for updating real-time traffic information. The method comprises the following steps: collecting and storing real-time traffic information; differentially comparing the collected real-time traffic information with the previously stored real-time traffic information to obtain changed traffic information; and generating updated real-time traffic information in accordance with the changed traffic information. The system and method provided by the invention can be used to realize incremental update of the real-time traffic information and blocked raster maps, thus greatly improving the update efficiency, shortening the update time of real-time traffic network maps, relieving server performances, reducing the update cost, and solving the technical problems of high cost, low efficiency and the like in the prior art.

The invention discloses a method and device for processing control parameters in a controller. The method includes the steps of loading an application program when a system is powered on and operates; detecting whether the zone bit of a control parameter set in a storage region is the same as a predetermined value of the application program or not; assigning default initial values of the control parameters to corresponding control parameters in the control parameter set under the circumstance that the zone bit is not the same as the predetermined value and assigning the zone bit as the predetermined value; carrying out consistency verification on the control parameter set under the condition that the zone bit is the same as the predetermined value and determining control parameters subjected to abnormal updating in the control parameter set. According to the method and device, automatic bulk assignment conducted on the control parameters can be achieved, abnormal updating of the control parameters is monitored, and therefore security of the system is also improved on the basis that updating efficiency and accuracy of the control parameters are improved, and operation troubles of the system caused by the abnormal updating of the control parameters are avoided.

The invention discloses a software framework which is a framework suitable for application software of a POS (point of sale) terminal. The software framework comprises an application layer, an operating system layer and an application programming interface layer, wherein the operating system layer is used for providing an application programming interface function and feeding back the application programming interface function which is used for executing businesses of the POS terminal; the application programming interface layer is used for packaging the application programming interface functions fed back by different operating system layers again to obtain a unified application programming interface function, so that the application layer can develop application layer software codes with the same business function according to the unified application programming interface function, various POS terminals produced by different POS manufacturers can use the same application layer software code to execute the same business function, and the universality is improved. Further, all that is needed is to change the application layer software code once when the application layer software code is updated, then the updating efficiency is improved, and the cost is saved.

The invention relates to a cache technology and provides a cache updating method and a cache updating device for overcoming the defects that the efficiency of the conventional cache technology is not high and the overall performance of a system may be reduced. The cache updating method comprises the following steps of: extracting an address of a page when receiving a page access request; searching the page in a local cache according to the address, reading the page and returning; for each page which is stored in a server cache, periodically detecting whether the page is required to be updated based on an updating period which corresponds to the updating frequency of the page; and when the page is required to be updated, updating the page and improving the updating frequency of the page. The invention also provides the cache updating device. The invention has the advantages that: the local cache and the server cache can be updated; an updating process comprises active updating and passive updating, so updating efficiency can be improved; and the overall influence of the updating process on system performance is reduced. Furthermore, the technical scheme provided by the invention is easy to implement and applicable to popularization.