According to the method, the maximum (minimum) value of the image rectangular neighborhood can be solved through the 3D multi-level histogram and local correlation thereof, and the calculation of the maximum (minimum) value of the image rectangular neighborhood has the constant time complexity.赵汉理姜磊
These methods provide lower calculation complexity while exhibiting performances that are competitive with that of the multiple-template strategy. These studies brought to light the limitations of the single-template strategy. However, with the use of a standard DTW, this strategy still has room for ...
Many different formulas of varying complexity are used today to measure lifetime value. The simplest formula for measuring customer lifetime value is: CLV = Avg Total Order Amount * Avg # Purchases Per Year * Retention Rate In other words, customer lifetime value is the average order total ...
Time complexity The overall time complexity of the proposed algorithm can be broken down as follows: (1) the Forman-RC curvature calculation for one network snapshot is \({\mathscr {O}}(km)\), (2) the density estimation is \({\mathscr {O}}(\ell m)\), and (3) the entropy computa...
On the other hand, GoldRush achieves this speed with the use of a genome assembly algorithm that has linear time complexity in the number of reads (Supplementary Note 1). Breaking down the time GoldRush spends for completing each stage, we observe that GoldRush devotes more time polishing the ...
Firstly, the design of small peptides that mimic proteins in complexity, but are sufficiently small to allow detailed simulation studies [1–4]. Secondly, the development of fast (nanosecond) time-resolved spectroscopy methods to study peptide folding dynamics on the same timescale as computer...
The DTW algorithm has the problems of high computational complexity and low computational efficiency. It is necessary to preprocess the waveform signal through the short-term energy entropy ratio so as to reduce the complexity of the DTW algorithm and improve the calculation efficiency of the DTW ...
{\rho }=L\rho\), whereLis the Lindblad superoperator. The calculation process is detailed in Method and Supplementary Note1, and the parameters used are typical values of erbium ions at a temperature of 4 K. The calculated results for the population at thenth level\({\rho }_{{nn}}...
To reduce the network complexity and to increase the calculation speed, type-2 order fuzzy neural network is used in reference [28] for instability prediction. Indeed, this paper by training ANN and fuzzy systems, the CCT is estimated. The method is based on PMU installed power network. The...
ProblemComplexity and solution methodReference O2|UET,τj=σj|Cmax Strongly NP-hard Yu et al. (2004) O2|p1j=p2j,τj=σj|Cmax Strongly NP-hard Dell’Amico and Vaessens (1996) O2|τj=σj|Cmax 32-approximation algorithm Strusevich (1999) O2|UET,τj=σj|Cmax 32−12n and 54-approx...