Number of PhDs by Field
An Incomplete Data Exploration [Read more...]
2022
Number of PhDs by Field
Yesterday I was talking to one of my friends about his plans post PhD. “I want to go for pure sciences and abstract mathematics, but there are hardly any positions in academia on these topics.”, he said. It got me into thinking how many PhD students graduate every year and ...
Avoid loops in R! Really?
It must have been around the year 2000, when I wrote my first snipped of SPLUS/R code. One thing I've learned back then: Loops are slow. Replace them with vectorized calculations or if vectorization is not possible, use sapply() et al. Since then, the R core team and the community ...
NLP Courses Online (Natural Language Processing)
The post NLP Courses Online (Natural Language Processing) appeared first on finnstats.
If you want to read the original article, click here NLP Courses Online (Natural Language Processing).
NLP Courses Online, Natural Language Processing is becoming increasingly popular as a result of its numerous uses. The power of NLP may ... [Read more...]
Kim (1994) Smoother Algorithm in Regime Switching Model using R code
This post explains smoothing algorithm of a regime switching model, which is known as Kim (1994) smoother. It is known that smoothing algorithm is more difficult to understand than filtering algorithm. For this perspective, I give detailed deriv...
Machine Learning Algorithms Top 5
The post Machine Learning Algorithms Top 5 appeared first on finnstats.
If you want to read the original article, click here Machine Learning Algorithms Top 5.
Machine Learning Algorithms, As we all know, machine learning is rapidly evolving, and many individuals are pursuing professions in the field. Furthermore, a Harvard Business Review ... [Read more...]
4 Ways to use colors in ggplot more efficiently
When creating a plot I frequently catch myself using way too many colors. Thus, I have to remind myself often to keep things simple.
Usually, this makes a data visualization way more effective.
Luckily, I found a neat datawrapper blogpost by Lisa Charlotte Muth that shows us how to reduce ...
Chemometrics in Spectroscopy: Key References
Jerome Workman Jr. and Howard Mark have published a very useful series of articles in Spectroscopy Online, summarizing common chemometric methods in spectroscopy, and giving the key publications on each. These are a great resource if one is l... [Read more...]
Simulating from TBATS models
I’ve had several requests for an R function to simulate future values from a TBATS model. We will eventually include TBATS in the fable package, and the facilities will be added there. But in the meantime, if you are using the forecast package an...
Add logging to your functions using my newest package `{loud}`
This is a short blog post to announce the early alpha, hyper unstable, use at your own peril,
package I’ve been working on for the past 6 hours or so
(actually longer if I add all the research/study time).
This package provides the function loudly() which allows you to ...
Introducing mirai – a minimalist async evaluation framework for R
Shikokuchuo
{mirai} is a minimalist async evaluation framework for R, released this week to CRAN.
未来 みらい mirai is Japanese for ‘future’.
It provides an extremely simple and lightweight method for concurrent / parallel code execution.
Design Note...
rOpenSci News Digest, February 2022
Dear rOpenSci friends, it’s time for our monthly news roundup!
You can read this post on our blog.
Now let’s dive into the activity at and around rOpenSci!
rOpenSci HQ
rOpenSci is hiring its next Community Manager!
Come be part of ma...
2022 Internships
Photo by JD Long
We’re excited to announce our 2022 Summer Internship Program. Through the program, students will be able to apply for full-time summer internships within one of the departments of RStudio. The program allows students to do impactful wo... [Read more...]
Hamilton Regime Switching Model using R code
This post estimates parameters of a regime switching model directly by using R code. The same model was already implemented by using MSwM R package in the previous post. Through this hand-on example I hope we can learn the process of Hamilton fi...
View data frame in r: use of View() function in R
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If you want to read the original article, click here View data frame in r: use of View() function in R.
View data frame in r, within RStudio, the View() function in R ...
Registration Open – 2022 Appsilon Shiny Conference
***Register for the virtual Appsilon Shiny Conference*** The first annual Appsilon Shiny Conference has been scheduled for April 27-29, 2022. You can explore more of the event details and a few of the Shiny Conference speakers on the conference announcement post. We invite you to share your projects and connect with ...
Feature Scaling in Machine Learning-Introduction
The post Feature Scaling in Machine Learning-Introduction appeared first on finnstats.
If you want to read the original article, click here Feature Scaling in Machine Learning-Introduction.
Feature Scaling in Machine Learning is a strategy for putting the data’s independent features into a set range. It’s done as part ...
Running R and Debian Linux in the Browser Via WASM
A few weeks ago, I noted the appearance of georgestagg/webR, an R distribution compiled to WASM that runs completely in the browser. The environment is served from a simple webserver, and requires no installation of R onto a back-end server or onto your own desktop. Instead, the environment runs ...
How to include all levels of a factor variable in a model matrix in R
In R, the model.matrix function is used to create the design matrix for regression. In particular, it is used to expand factor variables into dummy variables (also known as “one-hot encoding“). Let’s see this in action on the iris dataset: … Continue reading → [Read more...]
Lists to Data.Frames with imap
When working with data which is a result of json-data converted to a list of
lists of lists of lists … (you know what mean ;-)) I often want to convert
it a data.frame.
Unfortunately there’s often a list in the source data which is unnamed... [Read more...]
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