Function With Special Talent from ‘caret’ package in R — NearZeroVar()

September 4, 2021 | XIAOTONG DING


By Xiaotong Ding (Claire), With Greg Page A practical tool that enables a modeler to lớn remove sầu non-informative sầu data points during the variable selection process of data modeling In this article, we will introduce a powerful function called ‘nearZeroVar()’. This function, which comes from the caret package, is a practical tool ...

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The climate of a place is usually presented through climographs that combine monthly precipitation and temperature in a single chart. However, it is also interesting lớn visualize the climate on a daily scale showing the thermal amplitude and the daily average temperature. To vì this, the averages for each day ...
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The past few weeks I have been exploring the tốc độ of R. It started with this videoin which I explained that R is not necessarily slower than any other interpreted language, as longas you’re using the built-in, optimized functions. However should you write your own implementationof ...
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I updated the covdata package for the first time in a while, as I’ll be using it to lớn teach in the near future. As a side-effect, I ended up taking a look at what the ongoing polarization or divergence of the COVID experience is like in different p...
How would you answer this question? How would you want others to lớn answer this question?
Bond duration is a basic building bloông chồng for bond portfolio management và asset-liability management (ALM). This post explains the meaning of duration & calculation of this risk measures by using Excel & R. Instead of using another full-fledged ...
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How to create appropriate data visualizations using tidycharts package.There is a wide range of R packages created for data visualization, but still, something was lacking. There was no simple & easily accessible way lớn create clean và transparent c...
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A small new feature added lớn emayili: the ability lớn interpolate content into the email message body toàn thân.Load Package Load the emayili package và create a message skeleton.library(emayili) options( # Always print message toàn thân. envelope_details = TRUE, # Print message from pipeline. envelope_invisible = FALSE ) # Create a message skeleton. # gmail
This post is part of a series of technotes about r-universe, a new umbrella project by rOpenSci under which we experiment with various ideas for improving publication and discovery of research software in R.As the project evolves, we will post updates khổng lồ document features & technical details.For more ...
ShinyProxy is a không tính phí & open-source platsize for hosting containerized applications with enterprise features.
This post presents basic R code snippets lớn read files with given file extensions such as csv or txt. This is simple but very useful when it comes khổng lồ the case where there are too many files lớn read manually. If we have sầu too many (i.e. 1000 file...

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Weibull Distribution in R, Weibull Distribution was discovered by Swedish physicist Wallodi Weibull in 1939. A continuous random variable X is said khổng lồ follow Weibull distribution if its probability mật độ trùng lặp từ khóa function fx(x; α, β)=...The post Weibull Distribution in R appeared first on finnstats.
In this post, we will work through a simple example of Bayesian regression analysis with the rstanarm package in R. I’ve been reading Gelman, Hill and Vehtari’s recent book “Regression & Other Stories”, and this blog post is my attempt to lớn apply some of the things I’ve ...
We asked this question to lớn the Community và are now ready to lớn present the results.Running up lớn the Panel Discussion “R User or R Developer? This is the question” at the useR!2021 conference, Mirai conducted a survey regarding what makes one an R De...

Fit and predict with tidymodels for #TidyTuesday bird baths in Australia

August 31, 2021 | rstats | Julia Silge


This is the lademo in my series of screencasts demonstrating how khổng lồ use the tidymodels packages, from just getting started to lớn tuning more complex models. Today’s screencast is good for folks who are newer to lớn modeling or tidymodels; it focuses on how ...
What defines a production-ready Shiny application? And more importantly, how vày we get there? Shiny is hands down one of the best dev tools available for quick production of Proof of Concepts (PoC). But here in lies a trap. People tkết thúc lớn mislabel Shiny as a poor production tool because ...
Like many people during the COVID19 crisis, I turned khổng lồ the stochồng market as a new hobby. Like the ignorant investor that I am, I thought it wise khổng lồ hop on the cloud computing bandwagon. Hence, I bought, among mỏi others, a small position in Rackspace Technologies. A long way down ...
You can read the original post in its original format on Rtask website by ThinkR here: gitlabr v2.0 is on CRAN!You regularly create projects on GitLab with a common skeleton, you want lớn retrieve sầu the các mục of GitLab issues to create a report, you are looking for batch modifications ...

Update to lớn a previous post: cutting multiple rasters with a multi-polygon shapefile

August 31, 2021 | Frederiteo Mestre


A little while ago I posted here a function which was enormously useful for me (và I thought it might be for others to). At the time, I needed to cut many rasters by a multipolygon shapefile và create rasters with the result of this operation. However, recently, I provided ...
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