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Using the new histogram command with 'probability' normalisation
Hello, I am trying to use the histogram command. I have 2 problems, one of them is minor, but the other is really holding me ...
10 years ago | 1 answer | 0
1
answerQuestion
help needed with fraction of unexplained variance
Hello, I have a data set that has 100000 observations and 200 variables. I have used PCA and luckily only 5 dimensions captur...
12 years ago | 1 answer | 0
1
answerQuestion
comparing results of PCA and NNMF - what percentage of the original data's variance is retained?
Hello, I have a big data matrix (100000*200) on which I performed PCA. Luckily PCA works great and only 4 variables recover ~...
12 years ago | 1 answer | 0
