Random Forest Machine Learning Introduction

July 12, 2022 | Jim

The post Random Forest Machine Learning Introduction appeared first on Data Science Tutorials Random Forest Machine Learning, We frequently utilize non-linear approaches to represent the link between a collection of predictor factors and a response variable when the relationship between them is extremely complex. Classification and regression trees, often known ... [Read more...]

Network Graphs in R

July 11, 2022 | Mark Edney

Introduction Network graphs are an important tool for network analysis. They illustrate points, referred to as nodes, with connecting lines, referred to as edges. Since network graphs are such useful tools, there are many options for graph generation. In this posting, I will demonstrate three different techniques for developing network ...
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Network Graphs in R

July 11, 2022 | R on The Data Sandbox

Introduction Network graphs are an important tool for network analysis. They illustrate points, referred to as nodes, with connecting lines, referred to as edges. Since network graphs are such useful tools, there are many options for graph generation. In this posting, I will demonstrate three different techniques for developing network ...
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R is for actuaRies

July 11, 2022 | R Views

Dr Maria Prokofieva is a member of the R / Business working group which is promoting the use of R in accounting, auditing, and actuarial work. She is also a professor at the Victoria University Business School in Australia and works with ...
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How to Use Mutate function in R

July 11, 2022 | Jim

The post How to Use Mutate function in R appeared first on Data Science Tutorials How to Use Mutate function in R, This article demonstrates how to add additional variables to a data frame using R’s mutate() function. Artificial Intelligence Examples-Quick View – Data Science Tutorials How to Use Mutate ... [Read more...]

Multi-state survival modeling of a Jira issues snapshot

July 10, 2022 | Derek Jones

Work items in a formal development process progress through a series of stages, e.g., starting at Open, perhaps moving to Withdrawn or Merged with another item, eventually reaching Development, and finishing at Done (with a few being Reopened, i.e., moving back to the start of the process). This ...
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Convert Multiple Columns to Numeric in R

July 9, 2022 | Jim

The post Convert Multiple Columns to Numeric in R appeared first on Data Science Tutorials Convert Multiple Columns to Numeric in R, Using the dplyr package, you can change many columns to numeric using the following techniques. The examples that follow demonstrate each technique in action. Calculate the p-Value from ... [Read more...]

How to Rank by Group in R?

July 8, 2022 | Jim

The post How to Rank by Group in R? appeared first on Data Science Tutorials How to Rank by Group in R?, The basic syntax for ranking variables by the group in dplyr is as follows. The examples that follow with the given data frame demonstrate how to utilize this ... [Read more...]

How to Calculate Lag by Group in R?

July 8, 2022 | Jim

The post How to Calculate Lag by Group in R? appeared first on Data Science Tutorials How to Calculate Lag by Group in R?, The dplyr package in R can be used to calculate lagged values by group using the following syntax. Subsetting with multiple conditions in R – Data Science ... [Read more...]
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