7 results about "Period length" patented technology

The invention discloses a time sequence prediction method and system based on adaptive period segmentation and parallel decoding, and the method comprises the following steps: judging the period length of time sequence data, segmenting the time sequence data according to the period length, and obtaining time sequence segmentation data; adaptively adjusting the hiding dimension of the embedded layer according to the period length, and mapping the time sequence segmentation data into the hiding dimension to obtain a time sequence representation; the obtained time sequence representation is input into a Transform encoder to carry out feature extraction; the decoder input is initialized according to the Transform encoder output, the initialized decoder input and the encoder output are subjected to feature interaction in the decoder based on a cross attention mechanism, and finally prediction output is obtained. According to the method, a more flexible period segmentation scheme and a decoding mechanism are adopted, the reasoning efficiency is improved, accumulative errors are reduced, and the time sequence basic model can achieve a better prediction effect with fewer parameters.

The application relates to the technical field of data processing, and discloses a time series-based data processing method, device, equipment and storage medium, the method comprises the following steps: determining a period length, when current data does not have periodicity, the period length is infinite, based on the data length of batch processing corresponding to a target time window, data processing delay and data generation interval, adjusting the memory size to realize time series-based data processing; when the current data has periodicity, based on the period length, adjusting the memory size to realize time series-based data processing. In the foregoing manner, the application adaptively identifies the period of the current data; the hash value of the current data is calculated; based on the hash value of the current data and the hash values of the previous n windows, the period length of the data is determined, and when the data does not have periodic characteristics, the period is infinite. Through pre-allocation of the memory required for data processing, the frequent creation of new data and the memory recovery of garbage data are reduced, and the performance and reliability of data processing in the Internet of Things are improved.

A prediction device according to the present invention comprises a prediction unit that calculates a first fraction for a first period and a second fraction for a second period for each phase of a plating layer on the basis of how much of each of a plurality of components is included in the plating layer, calculates the period length of the first period, which is until a portion of the corrosion of the plating layer reaches a base steel, on the basis of a corrosion rank for each phase, the first fraction for each phase, and a first corrosion speed for each phase, calculates the period length of the second period, which follows the first period, on the basis of the corrosion rank for each phase, the second fraction for each phase, and a second corrosion speed for each phase, and calculates the total of the period length of the first period and the period length of the second period as prediction results for the corrosion resistance of the plating layer.

The invention discloses a database management method and device and a storage medium, and the method comprises the steps: determining the cycle length of a first index based on a data life cycle feature corresponding to the first index; the number of fragments of the first index in a target period is determined, and the target period is a current period or a future period; and creating the first index corresponding to the target period in the database according to the fragment number and the period length. In this way, the resource storage efficiency of the database can be improved.

The embodiment of the invention discloses a prediction method and a communication device, relates to the technical field of communication, and can reduce the overhead of reporting prediction information of a predicted future moment or time period by terminal equipment. The method comprises the following steps: receiving first indication information, wherein the first indication information is used for indicating execution of a first prediction task; determining a first time unit, the first time unit being one of the at least two candidate time units; and / or determining a first time period length, the first time period length being one of the at least two candidate time period lengths; determining the number N of prediction information contained in each report in at least one report corresponding to the first prediction task, wherein N is a positive integer; a first report corresponding to the first prediction task is determined according to at least two of the first time unit, the first time period length or N, the first report is one of the at least one report, and the first report comprises N pieces of prediction information; and sending the first report. The embodiment of the invention is used in a prediction information reporting process.

The invention provides a resource exclusion method during sidelink transmission resource selection, which is applied to a terminal and comprises the following steps: aiming at each period supported by a preset resource pool, determining all historical sidelink control information SCI corresponding to the period in a sensing window according to the period length of the period; and according to all historical SCIs corresponding to each period, performing resource exclusion on the sensing window to obtain a candidate resource set. The invention further provides a terminal, a computer readable medium and a computer program product.

A signal transmission method and an apparatus. A first time domain resource is determined based on a first frequency domain resource, a second frequency domain resource, a period length, and a period index, where the first frequency domain resource is selected from a plurality of candidate frequency domain resources, and the second frequency domain resource is a frequency domain resource for sending a reference signal in a first period or a frequency domain resource determined based on a configuration parameter. The reference signal is sent on the first frequency domain resource and the first time domain resource. In this way, a plurality of candidate frequency domain resources can be provided for reference signals to be periodically sent, to increase a possibility of sending the reference signal, and improve sensing performance.