R语言生成对数线性间隔数据序列(Log-linearly Spaced Sequences)

Posted 2021-09-05 Data+Science+Insight

R语言生成对数线性间隔数据序列(Log-linearly Spaced Sequences)

# Log-linearly Spaced Sequences

# 类似python中的 np.arange,np.linspace和np.logspace

# install.packages('pracma')
library(pracma)

lambda1 = logspace(-10, 1, 10)
lambda1

lambda2 = logseq(-10, 1, 10)
lambda2

1. 1e-10
2. 1.66810053720006e-09
3. 2.78255940220713e-08
4. 4.64158883361278e-07
5. 7.74263682681128e-06
6. 0.000129154966501489
7. 0.00215443469003189
8. 0.0359381366380464
9. 0.599484250318942
10. 10

1. 10
2. 7.74263682681127
3. 5.99484250318941
4. 4.64158883361278
5. 3.59381366380463
6. 2.78255940220713
7. 2.15443469003188
8. 1.66810053720006
9. 1.29154966501488
10. 1

 参考：logspace: Log-linearly Spaced Sequences
参考：R Documentation

参考：python np.arange,np.linspace和np.logspace之间的区别