Recent questions tagged precision

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precision - How to work with large numbers in R?

I would like to change the precision in a calculation of R. For example I would like to calculate x^6 with x = c( ... I don't know how to do it. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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precision - Controlling number of decimal digits in print output in R

There is an option in R to get control over digit display. For example: options(digits=10) is supposed to give ... . Is this the maximum limit R can handle? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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precision - PHP Rounding Float

I'm working on a system where I need to round down to the nearest penny financial payments. Naively I ... from:https://stackoverflow.com/questions/65844901/php-rounding-float...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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precision - How to improve Confusion Matrix scores for 3 Class - Covid19 Detection chest xrays images of 3 classes (covid , normal, viral pneumonia)

#I am using the below code and the report is being generated but the scores are not good (approx 0.31). ... -improve-confusion-matrix-scores-for-3-class-covid19-detection-chest-xra...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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764 views

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precision - sine result depends on C++ compiler used

I use the two following C++ compilers: cl.exe : Microsoft (R) C/C++ Optimizing Compiler Version 19. ... /stackoverflow.com/questions/46711285/sine-result-depends-on-c-compiler-used...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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precision - sine result depends on C++ compiler used

I use the two following C++ compilers: cl.exe : Microsoft (R) C/C++ Optimizing Compiler Version 19. ... /stackoverflow.com/questions/46711285/sine-result-depends-on-c-compiler-used...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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precision recall - How do I define a custom eval metric in Catboost (python) compatible with class_weights?

Using this example, I created a precision-recall AUC eval metric for Catboost. However, I need some guidance on how ... weights in this custom eval metric? Thank you in advance....

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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