Babai | C Optimization Library | Machine Learning library
kandi X-RAY | Babai Summary
kandi X-RAY | Babai Summary
The library has not been released yet and is under development. contributions are welcomed.
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Trending Discussions on Babai
QUESTION
I have a list of words where I want to sort based on their last (2,3) letters. In other words if we say (Sort by Words ending with)
Following things I already tried aren't working for me. Maybe it requires a single more argument or needs a separate method for sorting.
...ANSWER
Answered 2021-Jan-30 at 13:30You must be using sorted(words, key = lambda x:x[-2:])
, take the last two. You were using "take the second last".
Output
QUESTION
I am trying to predict category based on knn alog. but I don't know why I am getting above error like "NA/NaN/Inf in foreign function call (arg 6)" I already removed NA values using na.omit(A) function but still getting NA error.
data.csv
...ANSWER
Answered 2019-Jul-05 at 13:08The first line of the knn
source code (if you type knn
) on your console is train <- as.matrix(train)
, which converts the data.frame to matrix
. And since a matrix can only contain one data type, it gets converted into a character matrix. Obviously, knn
and pretty much any other algorithm, requires a numerical matrix in order to run the calculations.
QUESTION
ANSWER
Answered 2019-Apr-10 at 10:39The issue is that your specified newdata
contains the dependent variable. Instead using
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