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Please i have a question about Machine learning what Does f and x mean

f(x) = tanh(x) = sinh(x)/cosh(x) = e^x-e^-x/e^x+e^-x

8th Dec 2020, 12:59 AM
Ultra WALKER
Ultra WALKER - avatar
8 Answers
+ 2
f(x) is a function and x is the input value
8th Dec 2020, 1:08 AM
noteve
noteve - avatar
+ 1
example: f(x) = 4x + 3 f(3) = 4(3) + 3 f(3) = 12 + 3 f(3) = 15 where 3 is the value and f(x) is the function
8th Dec 2020, 1:14 AM
noteve
noteve - avatar
+ 1
Learning a Function Machine learning algorithms are described as learning a target function (f) that best maps input variables (X) to an output variable (Y). Y = f(X) This is a general learning task where we would like to make predictions in the future (Y) given new examples of input variables (X). -Google
8th Dec 2020, 1:17 AM
noteve
noteve - avatar
0
Really😑😑😑😑
8th Dec 2020, 1:02 AM
Ultra WALKER
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0
Oh no no its okay🙂🙂
8th Dec 2020, 1:06 AM
Ultra WALKER
Ultra WALKER - avatar
0
What is a function
8th Dec 2020, 1:10 AM
Ultra WALKER
Ultra WALKER - avatar
0
Ultra WALKER think of a function as a machine that takes in an input and throws out an output based on the input.
8th Dec 2020, 3:25 AM
pNK
pNK - avatar
0
F is a function. Functions is sequence of calculates. X is a number which you pass in a function
9th Dec 2020, 7:15 PM
Arman