Top "Objective-function" questions

An objective function is either a loss function or its negative (sometimes called a reward function, a profit function, a utility function, a fitness function, etc.

How to interpret "loss" and "accuracy" for a machine learning model

When I trained my neural network with Theano or Tensorflow, they will report a variable called "loss" per epoch. How …

machine-learning neural-network mathematical-optimization deep-learning objective-function
PuLP: Objective Function: Adding multiple lpSum in a loop

I am trying to use PuLp for a Blending problem with different Elements (Iron, Mercury..). But instead of max/min …

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How to write a custom evaluation metric in python for xgboost?

I would like to add the kappa evaluation metric to use in xgboost in Python. I am having trouble understanding …

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Difference between Objective and feval in xgboost

What is the difference between objective and feval in xgboost in R? I know this is something very fundamental but …

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