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Questions - evaluation

What is the evaluation order of function arguments?

I'm using this version of Go: $ go version go version go1.18 windows/amd64 The results are different when struct A has only one field and B has two or above fields, and it just happens when parameter...
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easy

go

arguments

evaluation

order-of-execution

Votes: 0

Answers: 1

Latest Answer

The source of confusion and different output is the order of evaluation of the arguments. Look at your example: m("A", a, SetAI(&a)) This is a function call, the function value and argu...
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icza

How to evaluate a character string when numeric is needed in R?

I want to change a numeric into a factor, but my factor level is given as a character string while the function factor needs a numeric. How do I convert it into a numeric or evaluate the character str...
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Brigitte

r

character

expression

evaluation

Votes: 0

Answers: 1

Latest Answer

How about this: a = c(0,1,1,1,0,1,0) lev = 'c(0,1)' lab = c('firstlev','secondlev') # this is irrelevant to question. factor(a,levels = eval(parse(text=lev)), labels = lab) #> [1] firstlev sec...
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DaveArmstrong

strongly different accuracy-values from model.evaluate(test_set) and from the sklearn classification_report

I'm experimenting on colab in image-classification with images of 32x32 pixels; I have 248 pics for training and 62 for testing (much too less, I know, but for experimenting...). There are only two cl...
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kawa biker

python

tensorflow

evaluation

Votes: 0

Answers: 2

Latest Answer

I've found the very hided reason for this problem. it lies in the sequence of getting the list of all test_labels (the truth) and doing predictions on the test data by running model.predict(test_set)....
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kawa biker

How to evaluate hashtag recommendation system using MAP@K and MAR@K?

I am working on building a hashtag recommendation system. I am looking into what are the best ways I can evaluate the system. The problem statement is: For a given hashtag I need to recommend most rel...
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Vishal Anand

python

evaluation

mahout-recommender

recommendation-engine

Votes: 0

Answers: 1

Latest Answer

Answers: perhaps, read-on "cross-validation" tests like MAP@k require that the data is split into "test" and "training" data. save 20% of the data for the "test&quo...
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Pat Ferrel

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