101results about How to "Reduce the number of executions" patented technology

The invention discloses a database inquiry processing method facing the concurrency OLAP (On Line Analytical Processing). On the basis of the predicate vector-based memory OLAP star join optimization, the concurrency OLAP inquiry processing on the basis of the bit operation of inquiring predicate vectors in batches is carried out. According to the invention, in a database management system, aiming at the I/O (Input/Output) performance and the parallel OLAP processing performance, a concurrency inquiry processing optimization technology is implemented and the optimization and setting of a concurrency OLAP processing load facing the I/O performance are supported, so that the predictable processing performance facing the diversified OLAP inquiry is improved and the concurrency inquiry star join bitmap filtering processing on the basis of an array of the predicate vectors is implemented.

The invention discloses a local Retinex dehazing algorithm based on HSV color spaces. The local Retinex dehazing algorithm is used for conducting image enhancement on an image with fog being unevenly distributed under the foggy day condition. The method includes the following steps that A, the multi-layered foggy day image is processed in different color spaces, so that the image contrast ratio is enhanced, and the image definition is improved; B, the size of the image is obtained, the sizes of subblock images are judged in a self-adaptation mode, and a luminance image of the foggy day image is partitioned; enhancement processing is conducted on all sub images of the luminance component, and the image definition is improved; C, the area proportion factors of all pixel points in the overlapped sub images are calculated, weighted summation is conducted on all the overlapped sub images, and image fusion is achieved; D, the saturability component of the image is processed, and the image color is restored. By means of the local Retinex dehazing algorithm, scenery details at different levels can be restored clearly and quickly, the visual effect of the image is improved, and the algorithm is suitable for aerial photo systems at different regions.

Described are methods and systems for variable length decoding. A first execution unit executes a first single instruction that optionally reverses the order of bits in an encoded bitstream. A second execution unit executes a second single instruction that extracts a specified number of bits from the bitstream produced by the first execution unit. A third execution unit executes a third single instruction that identifies a number of consecutive zero bit values at the head of the bitstream produced by the first execution unit. The outputs of the first, second and third execution units are used in a process that decodes the encoded bitstream.

The invention discloses a network equipment configuration system and method for a large-scale network environment of a network range. The network equipment configuration system comprises a virtual machine management module, a network equipment management module, an instruction decomposition and combination module and an instruction execution module. The instruction execution module acquires the configuration mirror image of the network equipment before configuration and initializes a connection pool and an instruction execution thread pool, and the network equipment management module judges whether the configuration request of the virtual machine management module is legal or not, constructs an execution instruction sequence and directly reflects an instruction execution effect into the configuration mirror image of the network equipment; the instruction decomposition and combination module decomposes the instructions into corresponding instruction execution queues and establishes dependency association; and finally, the instruction execution module executes the instruction execution thread pool in parallel, and environment construction is completed. According to the method, an instruction dependence detection concurrent execution mode is adopted, so that the configuration instruction execution efficiency is greatly improved, repeated network equipment configuration informationquery is avoided through network equipment configuration mirror images, and efficient construction of a large-scale network environment of a network target range is realized.

The invention provides a memory and a forming method thereof, and a semiconductor device. A mask support and a sacrificial layer are formed in self-alignment with a first mask layer corresponding to aword line pattern, a cavity is formed in self-alignment with a second mask layer, so as to define a region in which the memory node contact and the bit line contact are formed, so that the memory node contact and the bit line contact can be sequentially formed in the cavity under the action of an isolation barrier of the mask support and the sacrificial layer. That is, in the process of forming the storage node contact and the bit line contact, By using only one photolithography process, the execution times of the photolithography process are reduced, the problem of large displacement deviation due to multiple photolithography processes is avoided, and the contact resistance between the memory node contact and the memory node contact region, and between the bit line contact and the bit line contact region can be reduced.

The invention discloses a multi-variable interval constrained estimation-based SCR denitration optimized control system, which comprises an NOx concentration target value setting unit, a multi-variable predictive control unit, a proportional control unit A, an ammonia spraying valve A, an SCR reactor A, a transition flue between the reactor A to a chimney inlet, a proportional control unit B, an ammonia spraying valve B, an SCR reactor B, a flue between the reactor B and the chimney inlet, and the chimney inlet. The invention also discloses a control method of the above system. According to the technical scheme of the invention, the response speed of the ammonia spraying amount control to the unit load change is increased. Meanwhile, the influence on the performances of the system, caused by the saturation of an actuator, can be avoided. The actuating number of the actuator is reduced, and the service life thereof is prolonged. The economical efficiency of the denitration system is improved.

The invention provides a storage, a formation method thereof and a semiconductor device. A first isolation line covering a word line in a self-alignment way is used as a first isolation screen, a second isolation line covering the word line in a self-alignment way is utilized so that the second isolation line is combined with the word line to form a second isolation screen, and a contact window corresponding to a second contact area is defined by intersection of the first isolation screen and the second isolation screen. The contact window in contact with a corresponding storage node can be defined without a photoetching process, the fabrication cost is reduced, the alignment deviation among multiple steps of the photoetching process also can be reduced, and the contact resistance between the storage node formed subsequently and the second contact area is favorably improved.

Disclosed are a random access procedure management method and user equipment in a long term evolution network. The method includes: user equipment triggering a random access procedure, and entering a random access preparation state; the user equipment judging whether the random access procedure should be ended, and if the judgement is yes, then ending the random access procedure; and if the judgement is no, then continuing to judge whether the random access procedure should be ended until the time when the user equipment is in the random access preparation state reaches a pre-determined time duration; and if the time when the user equipment is in the random access preparation state reaches a pre-determined time duration, the user equipment executing the random access procedure. Implementing the embodiments of the present invention can reduce the number of times the random access procedure is executed, and improve the access performance of the entire long term evolution network.

A filter operation circuit of a microprocessor executes an IIR filter operation by using data provided from registers R0 to R2 and outputs one sample of data Y[n] subjected to filter operation and transfer data P[n] to be used in the next IIR filter operation. Register R0 provides filter coefficients to the filter operation circuit. Register R1 provides past transfer data P[n−1] and P[n−2] to the filter operation circuit and is overwritten and updated with new transfer data P[n] output from the filter operation circuit. Register R2 holds multiple samples of data X[n] to X[n+3] to be subjected to filter operation and provides X[n] to the filter operation circuit. An area of register R2 in which X[n] has been held is overwritten and updated with Y[n].

A centralized bandwidth broker (a special network server) functioning as a domain manager in an internet network having differentiated services architecture is responsible for receiving and replying to a large number of requests and for performing huge numbers of resource management tasks at the inter- and intra-domain level. Consequently, it can have scalability issues. According to the invention the bandwidth broker maintains an experience database in addition to information about other aspects of the network, and uses iterative learning for solving scalability issues by using information of previous good experiences to take future resource management decisions. Based on similarity with previous network and request conditions, the new decision can be taken without executing resource intensive algorithms. The database of experience is continuously updated for optimized iterative learning. Processing overhead is reduced, enabling a single bandwidth broker to manage big networks with large numbers of users.

In a storage apparatus including a storage medium including a plurality of pages as a unit of reading and writing data, a first data block including a data block received from a higher-level device is generated, a second data block of a predetermined size including one or more undivided first data blocks is generated, a third data block in which a correction code is added to the second data block is generated, the third data block is stored in a page buffer, and one or more of the third data blocks stored in the page buffer is written in a page, which is a write destination, out of the pages of the storage medium.

There is provided a liquid ejecting head which can introduce a liquid in a liquid storage member to a pressure chamber side via a liquid flow path from a liquid introducing needle and which can eject a liquid in the pressure chamber from a nozzle opening as a liquid drop by operation of a pressure generator. The liquid introducing needle constructed in a hollow needle shape includes an introducing needle portion in which a liquid introducing through hole for introducing a liquid in the liquid storage member is opened, and a cylindrical enlarged diameter straight portion formed at the downstream side of the introducing needle portion and whose inner diameter is enlarged than the inner diameter of the introducing needle portion. The inner space of the enlarged diameter straight portion is to be a bubble chamber which can store a bubble and the enlarged diameter straight portion includes a groove portion extending from the upstream side toward the down stream side on the inner circumference surface.

The invention is applicable to the data processing field and provides a data paging method, a data paging device and a data paging system. The method comprises the following steps: acquiring data in accordance with inquiry conditions from a physical table, assigning a sequence number for the acquired data, and storing the data with the assigned sequence number in a temporary table; calculating left and right margins of the sequence number of the currently showed page according to the number of the showed data of each page, set by the data showed page; and acquiring the showed data of the current page from the temporary table according to the left and right margins of the sequence number in the currently showed page. According to the invention, the temporary table with the sequence number is generated to realize paging show of the data inquiry result directly based on the sequence number in the temporary table when the data inquiry result is showed in a paging manner, and meanwhile, when the data in the physical table is modified, the data in the temporary table is updated synchronously, thus the complexity and execution frequency of the database sentences can be reduced.

In rewriting processing of logical sectors, data of the transferred logical sectors are temporarily stored in a memory buffer. When the buffer memory has been full filled with data, the data is written into a flash memory. In rewriting processing for the flash memory including a writing unit (page) having a capacity larger than a minimum writing unit (sector) from outside, the number of executions of the evacuation processing can be reduced and the fast data rewriting can be performed. Thus, it is possible to rationalize the evacuation processing for old data caused in the rewriting in units of sectors and to improve the data rewriting speed.

The invention discloses a data object verification method, device and system based on rules, and an electric device. The data object verification method based on the rules comprises the steps of obtaining a to-be-verified data object and a corresponding verification rule; sorting a performing sequence of sub-verification rules contained in the verification rule according to a preset sorting standard, thereby obtaining the performing sequence of the sub-verification rules; judging whether the to-be-verified data object satisfies the sub-verification rules or not in sequence according to the performing sequence of the sub-verification rules, until a preset verification stopping condition corresponding to the sorting stand is realized or all the sub-verification rules are performed completely; and calculating to obtain a verification result of the to-be-verified data object according to logic relationships between judging results and the sub-verification rules. Through adoption of the method provided by the method, the device, the system and the electric device, the sub-verification rules capable of determining the verification result rapidly are performed preferentially, and the sub-verification rules are prevented from being performed completely, thereby achieving an effect of improving a data verification speed.

A method for drive assistant comprises the following steps of detecting whether the driver's effective response information is received within a predetermined time period during driving; detecting a safety index of the current environment if the driver's effective response information is not received within the first predetermined time period; executing a preset tolerable error command if the safety index of the current environment is greater than a predetermined value; and executing corresponding risk avoidance processing if the driver's intervention command is not received within the secondpredetermined time period after executing the error driving command. Through the layer-by-layer detection of attention concentration, it is possible to detect the driver's inattention state more timely and accurately, and improve the safety of automatic driving or assisted driving.

The invention provides a pre-scheduling method and system based on a service type. The method comprises the steps of: when uplink and downlink data is processed, parsing a data package header of the uplink and downlink data; if a parsing result shows that the uplink and downlink data is a preset service type of data packet , storing user equipment information corresponding to the uplink and downlink data and pre-scheduling information into a pre-scheduling queue; and according to a pre-scheduling parameter and a discontinuous receiving parameter which are preset and correspond to the preset service type, carrying out a pre-scheduling operation on user equipment corresponding to the user equipment information in the pre-scheduling queue. According to the pre-scheduling method and system provided by the invention, an effect of executing the pre-scheduling operation on user equipment of a specific service type of data packet and not executing the pre-scheduling operation on user equipment of other service types of data packets is achieved, times of executing pre-scheduling are reduced, the time delay of the specific service type is saved, occupation for system resources is reduced, and interference caused by the fact that user equipment sends an idle packet in the case of no data transmission is also reduced.

A power distribution network line system line graph model processing platform comprises platform hardware and platform software. The platform hardware is deployed in a distribution automation system management information large area, is directly deployed on a power distribution automation system Scada server, or deployed on a power distribution automation system workstation or independently installed on a graph model server of an I area. The platform software architecture is based on a C/S mode structure and is divided into three layers: a user interface layer, a service logic layer and a bottom operation layer. Platform software is developed by using a QT cross-platform language, and an interface layer interacts with a service logic layer through a QT signal slot mechanism; and the service logic layer and the bottom operation layer interact in an interface form. Distribution line graph model data sharing among the systems is achieved, it is ensured that the graph topologies of the systems are kept consistent, practical drawings such as a control type equipment diagram and a contact diagram can be generated, the user requirements of a distribution network application system are greatly met, and a line graph model is more practical in application of the systems.

A user terminal is registered with a satellite communications system including a plurality of satellite spot beam transmitters; wherein each of the satellite spot beam transmitters defines a respective spot beam. A periodic oscillation of two adjacent satellite spot beam transmitters results in a change of geographic coverage for the respective adjacent spot beams so that the user terminal can be alternatingly covered by the first and second spot beams when the user terminal is stationary. Upon determining that the user terminal is alternatingly covered by the first and second spot beams, the user terminal is registered with a spot beam pair for both the first and second adjacent spot beams and the spot beam pair registration is stored in the user terminal memory. Communications operations between the user terminal and the satellite communications system may be terminated and later re-established, whereupon the user terminal reregisters with the spot beam pair registration stored in memory. Related user terminals are also discussed.

A communication system transmits frames with an arbitrary information length among a plurality of possible information lengths. On receipt of a frame, a receiver performs Viterbi decoding and a CRC operation assuming that the information length of the relavent frame is the same as that of an immediately previous frame. The information length of the frame is detected based on the result of the CRC operation.

The invention relates to a vulnerability scanning method and system, a computer device and a storage medium. The method includes intercepting traffic data to be scanned, determining whether the intercepted traffic data to be scanned is dynamic data, and when the intercepted traffic data to be scanned is the dynamic data, querying whether the traffic data to be scanned has parameters; when the traffic data to be scanned has the parameters, obtaining the type of the traffic data to be scanned; acquiring a vulnerability scanning rule corresponding to the type of the traffic data to be scanned; and performing vulnerability scanning on the traffic data to be scanned through the vulnerability scanning rule. According to the vulnerability scanning method and system, the computer device and the storage medium, first the traffic data to be scanned that does not need to be scanned is removed, and then the corresponding vulnerability scanning rule is obtained according to the type of the trafficdata to be scanned, without the need to execute all vulnerability scanning rules in a database once, the number of executions of the vulnerability scanning rules can be greatly reduced, and thus the efficiency of vulnerability scanning is improved.