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A New Method of Embedded Fourth Order with Four Stages to Study Raster CNN Simulation 被引量:2
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作者 R. Ponalagusamy S. Senthilkumar 《International Journal of Automation and computing》 EI 2009年第3期285-294,共10页
A new Runge-Kutta (PK) fourth order with four stages embedded method with error control is presentea m this paper for raster simulation in cellular neural network (CNN) environment. Through versatile algorithm, si... A new Runge-Kutta (PK) fourth order with four stages embedded method with error control is presentea m this paper for raster simulation in cellular neural network (CNN) environment. Through versatile algorithm, single layer/raster CNN array is implemented by incorporating the proposed technique. Simulation results have been obtained, and comparison has also been carried out to show the efficiency of the proposed numerical integration algorithm. The analytic expressions for local truncation error and global truncation error are derived. It is seen that the RK-embedded root mean square outperforms the RK-embedded Heronian mean and RK-embedded harmonic mean. 展开更多
关键词 Raster scheme cellular neural network (CNN) numerical integration techniques edge detection new embedded RungeKutta root mean square (RKARMS (4 4)) method truncation errors.
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Research on the Optimization of Teaching and Learning Path in the Context of Educational Data
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作者 Wenya Wang Chunsu Zhang 《Journal of Contemporary Educational Research》 2021年第4期22-25,共4页
With the repeated in-depth development of the technological revolution,the combination of education and technology constantly shows a new form.Modern education and Internet education have become the new direction of t... With the repeated in-depth development of the technological revolution,the combination of education and technology constantly shows a new form.Modern education and Internet education have become the new direction of the current education development efforts.The development of technology has brought great Gospel for the national education.Based on this,from the traditional and modern perspectives,this paper discusses the form and significance of teaching and learning paths,to show the new value of education brought by the change of teaching and learning paths under the background of educational data. 展开更多
关键词 Educational data Teaching and learning paths The new form new meaning
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An Integral Representation for the Weighted Geometric Mean and Its Applications
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作者 Feng QI Xiao Jing ZHANG Wen Hui LI 《Acta Mathematica Sinica,English Series》 SCIE CSCD 2014年第1期61-68,共8页
By virtue of Cauchy’s integral formula in the theory of complex functions,the authors establish an integral representation for the weighted geometric mean,apply this newly established integral representation to show ... By virtue of Cauchy’s integral formula in the theory of complex functions,the authors establish an integral representation for the weighted geometric mean,apply this newly established integral representation to show that the weighted geometric mean is a complete Bernstein function,and find a new proof of the well-known weighted arithmetic-geometric mean inequality. 展开更多
关键词 Integral representation Cauchy's integral formula arithmetic mean geometric mean weighted arithmetic-geometric mean inequality complete Bernstein function new proof application
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