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Rick Wicklin 0
Visualize the ages of US presidents

Who was the oldest person elected president of the United States? How about the youngest? Who was the oldest when he left office? Let's look at some data. Wikipedia has a page that presents a table of the presidents of the US by age. It lists the dates for which

Rick Wicklin 0
Visualize a torus in SAS

This article uses graphical techniques to visualize one of my favorite geometric objects: the surface of a three-dimensional torus. Along the way, this article demonstrates techniques that are useful for visualizing more mundane 3-D point clouds that arise in statistical data analysis. Define points on a torus A torus is

Data Management
Jim Harris 0
Why analytical models are better with better data

Most enterprises employ multiple analytical models in their business intelligence applications and decision-making processes. These analytical models include descriptive analytics that help the organization understand what has happened and what is happening now, predictive analytics that determine the probability of what will happen next, and prescriptive analytics that focus on

Rick Wicklin 0
Rotation matrices and 3-D data

Rotation matrices are used in computer graphics and in statistical analyses. A rotation matrix is especially easy to implement in a matrix language such as the SAS Interactive Matrix Language (SAS/IML). This article shows how to implement three-dimensional rotation matrices and use them to rotate a 3-D point cloud. Define

Data Management
Dylan Jones 0
Data governance in action

Many people have the perception that data governance is all about policies and mandates, committees and paperwork, without any real "rubber on the road" impact. I want to dispel this viewpoint by sharing a simple example of how one company implemented data governance to enforce something practical that delivered long-term

Analytics
Gerhard Svolba 0
Mehr SAS Know-How für Data Scientists

Kennen Sie diese Situation? Sie sollen dringend eine komplexe Auswertung fertig stellen. Die Daten wurden zu spät geliefert und die Qualität und Struktur der Daten waren weit vom erwarteten Standard entfernt. Der Zeitdruck der Ergebnispräsentation ist groß, und Ihr SAS Programm tut immer noch nicht genau das, was Sie als

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