36results about How to "Flexible coding" patented technology

A video coding and decoding method and device, comprising: at the coding end, dividing the to-be-coded picture into several strips; each strip comprising macroblocks sequential according to the appointed scanning sequence in the picture; dividing the strips comprised in the picture into one or more of strip sets according to the attribute information of each strip; each strip set comprising one or more strips; finally, coding the strips in the strip sets according to the dividing information of the strip and the strip sets to obtain the coding bit rate corresponding to the picture; at the decoding end, receiving the coding bit rate, obtaining the dividing information of the strip and the strip set in the bit rate, and decoding the bit rate according to the obtained diving information of the strip and the strip set. The embodiment of the invention is able to effectively improve the video transmission function and is suitable for the coding based on the area; and the realizing process of the whole coding and decoding is simple, thereby reducing the complexity of realizing the coding and decoding system.

The present invention relates to a laser coding method and device, which are used for laser coding on cigarettes, comprising the following steps: S1, identifying the one-dimensional code on the cigarettes, and obtaining the type of the cigarettes; image, and obtain the posture information of the cigarette according to the cigarette image, determine the area suitable for coding, and record the position coordinates of the area; wherein, the posture information of the cigarette includes the distribution of the front and back feature positions of the cigarette and the inclination angle; S3. According to the posture information of the cigarette, control the marking mechanism to perform position compensation, and mark the code matching the type of the cigarette in the area according to the position coordinates. In this way, there is no need to correct the position of the cigarette, and only need to control the marking mechanism to perform position compensation, so that the flexible coding can be realized according to the actual posture of the cigarette, and the coding efficiency can be improved. In addition, the codes are all marked in the area suitable for coding, which improves the clarity of the code and facilitates identification.

The invention relates to a scalable synopsis coding method for a monitor video. The method comprises following steps of analyzing a to-be-coded monitor video to acquire region information and mapping information of a movement object in each frame of the to-be-coded monitor video; determining coding priorities corresponding to different regions of each frame in the to-be-coded monitor video, making the region to be displayed in a video summary the region having a high coding priority, and making the region not to be displayed in the video summary the region having a low coding priority; performing basic layer coding on the region having the high priority of each frame, so as to acquire a basic layer code stream; performing enhancement layer coding on the region having the low priority of each frame according to a time domain scalable code of a region of interest (ROI), so as to acquire an enhancement layer code stream; and compounding the coded basic layer code stream and the enhancement layer code stream, so as to generate a scalable code stream to finish coding. According to the method, the monitor video can be coded flexibly and effectively, furthermore, the storage efficiency of an original monitor video and the video summary can be improved.

The invention discloses an encoding method for oil drilling winch equipment and an encoder of the encoding method. Six paths of encoded signals of which the relative time delay is strictly a trigger clock period are constructed to perform logic judgment and encoding to realize an octonary high-accuracy encoding algorithm, and the octonary measuring accuracy is higher than 0.01 Hz. A wireless encoder using the encoding method comprises a pulse frequency measurement module, a microprocessor module, a communication module and a power module, wherein the encoding frequency measurement module comprises a voltage isolating unit and a pulse frequency measurement metering unit; the microprocessor module comprises a single-chip microprocessor low-power-consumption MCU (Micro Controller Unit), an electrically erasable programmable read-only mass memory EEPROM, a clock circuit and a dial switch; the communication module comprises an RS485 communication serial port and a wireless interface. The wireless encoder has the advantages of flexibility in encoding, high testing accuracy, good reliability, high integration, small size and low power consumption of the encoder, easiness in arrangement and maintenance, capability of reducing the manual workload of drilling sites and normal practical value.

Embodiments of the present invention provide an intra-frame encoding and decoding method, an encoder, and a decoder. The intra-frame encoding method includes obtaining a reference pixel value of a current image block; and using an intra-frame prediction algorithm according to the reference pixel value of the current image block Obtain the predicted value of the first type pixel in the current image block, the current image block includes the first type pixel and the second type pixel, and the second type pixel is the pixel in the current image block except the first type pixel; according to the first type pixel The predicted value of the pixel and the original pixel value of the first type of pixel are used to obtain the residual value of the first type of pixel; according to the residual value of the first type of pixel, the transformation coefficient is obtained; the transformation coefficient is quantized to obtain the quantized transformation coefficient; and the predicted value of the first type of pixel, reconstruct the first type of pixel to obtain the reconstructed value of the first type of pixel; according to the reconstructed value of the first type of pixel, use the interpolation method to obtain the reconstructed value of the second type of pixel. The embodiment of the present invention enables flexible coding and improves coding efficiency.

The invention discloses a cross-system service layering processing system in a heterogeneous environment. The cross-system service layering processing system is characterized by comprising a protocol layer for binding a protocol relative to a service and providing a protocol interface, an outside layer for providing a service statement and achieving partial returning results according to the service and an inside layer for providing service achievement details and conducting statement, repairing, detecting and reloading on parameters in the service. The system enables parameter development to be prone to troubleshoot problems when meeting the problems and extensible parameter default values enable coding to be flexible.

The invention discloses two coding methods. One coding method comprises the steps of: performing a first prediction of a current image to be coded to obtain a first residual image and a first motion vector; and performing a second prediction to the first residual image to obtain a second residual image and a second motion vector and writing the second residual image, the second motion vector and the first motion vector into a compression code flow or into compression code flow after entropy coding. The invention also discloses two decoding methods, two coders, two decoders, a coding method, acoder-decoder, a method and a device for finding optimally matched modules from a plurality of multilook images. The technical proposal of the invention can eliminate the relevance of residual images.

The invention discloses a genetic algorithm-based method for optimizing the arrangement of wind power generators in a wind farm that can ensure a safe distance. Select the type of wind turbine; take the wind farm area as the search domain, and randomly generate the initial position matrix of the wind turbine in the search domain as the initial solution of the algorithm. Each row of the matrix represents a wind turbine position arrangement scheme, and the number of rows in the matrix Represents the number of individuals in the population of each generation of the genetic algorithm, and binary codes the matrix; calculates the fitness of each individual in the current generation, and the fitness function is set to maintain a safe distance between fans and the lowest cost of electricity; according to the fitness of each individual degree value, to find the contemporary optimal value, combined with the historical optimal value records, to find the global optimal value and its corresponding individual; the method of the present invention does not need to divide the wind farm into square grids and select them, and can use wind power more effectively The land resources and wind resources within the field range, the location scheme is more accurate and more practical.

The invention discloses a graphical flexible coding system driven by extensible rule knowledge. The graphical flexible coding system comprises a visual coding rule design module, a coding operation module and a warehousing and coding query module, wherein the visual coding rule design module is used for establishing various types of code segment nodes, the coding operation module is provided with a man-machine interface and used for quickly achieving specific coding by non-specialists, and the warehousing and coding query module is used for querying all information in a code library based on code segments by users aiming at actual needs to find out interested data sets through screening operation. The graphical flexible coding system provides a coding tool which has strong adaptability, can quickly construct a coding rule system in a visual way without requirements on programming knowledge and database knowledge for coding informatization management personnel and engineering and technical personnel, and realizes variable code segment length and content capable of changing at any time. The informatization management personnel can quickly design and modify a coding overall structure by utilizing a visual interface, the engineering and technical personnel cooperates to achieve code segment specific meaning information, and all the management and engineering personnel can carry out statistics on code information by utilizing the query module.

The invention discloses a CDN flow anomaly detection device and method based on an improved layered time memory network. The device includes a data acquisition module, a data preprocessing module, a data storage module, a system scheduling module, an abnormality detection module and a display module. The method is: the data acquisition module collects the original log data, converts it into json format and sends it to the data preprocessing module; performs feature extraction to obtain the time series representation of CDN traffic, and the data storage module collects the log data of the data acquisition module and the data preprocessing module CDN data for storage; the anomaly detection module obtains traffic time series data through the system scheduling module, and inputs it into the time series anomaly detection model based on the improved hierarchical time memory network for online learning, completes the calculation of the anomaly possibility, and outputs the judgment of the anomaly possibility The detection results, the display module visualizes the key process. The invention has the advantages of fast detection speed and high accuracy.

The object of the present invention is to provide a method and device for providing system information broadcast SIB12 by eNB. The provisioning device allocates a separate system information message for SIB12 to obtain SIB12 scheduling information corresponding to SIB12, wherein the SIB12 scheduling information is included in the corresponding SIB1; encodes the SIB1 including the SIB12 scheduling information to obtain the SIB12 scheduling information. Encoding SIB1; sending the system information message corresponding to the encoded SIB1 and SIB12 to the terminal equipment corresponding to the eNB. Compared with the prior art, the present invention separately encapsulates SIB12 into a system information message to send to the terminal device; makes the system information message for SIB12 simpler, and can be processed separately without including other SIBs, This simplifies the implementation of the eNB processing the SIB12, making the encoding and broadcasting of system information messages more efficient, and the scheduling of system information messages more flexible.