Yearly Archives: 2016

Rick Wicklin 0
The Lambert W function in SAS

This article describes how you can evaluate the Lambert W function in SAS/IML software. The Lambert W function is defined implicitly: given a real value x, the function's value w = W(x) is the value of w that satisfies the equation w exp(w) = x. Thus, W is the inverse

Analytics
David Annis 0
What’s up in the Cloud?

Meiner Meinung nach werden in Zukunft nur noch ergebnisorientierte Fragestellungen an eine Cloud gerichtet, die dann fallentsprechend beantwortet und abgerechnet werden. Die Cloud wird Mittel zum Zweck. Niemand fragt, ob Cloud oder nicht. Cloud-Technologie wird zur Basistechnologie. Warum? Weil sie billiger und gleichzeitig effizienter für Firmen ist. Denn neue Geschäftsmodelle

Rick Wicklin 0
Weighted percentiles

Many univariate descriptive statistics are intuitive. However, weighted statistic are less intuitive. A weight variable changes the computation of a statistic by giving more weight to some observations than to others. This article shows how to compute and visualize weighted percentiles, also known as a weighted quantiles, as computed by

Maggie Miller 0
Trends in analytics with Zencos

Leading up to the Analytics Experience conference, we're going to explore the big trends, hot topics and what's ahead in the industry with some of the companies leading the way. I had the chance to interview David Septoff, CEO of Zencos to get his take on what you need to know about

Data Management
Tom Davenport 0
5 steps to analytic modernization

Some organizations I visit don’t seem to have changed their analytics technology environment much since the early days of IT. I often encounter companies with 70s-era base statistical packages running on mainframes or large servers, data warehouses (originated in the 80s), and lots of reporting applications. These tools usually continue

Data Management
Matthew Magne 0
What can a garage storage system, kayak and surfboard teach you about data modernization?

Two years ago, I found myself the proud, first-time owner of a garage. My wife and I quickly started to add new items to the garage – a battery-powered lawn mower, two beach cruisers and four Tommy Bahama beach chairs. They were stored with ease. What a fantastic world I'd been missing out on. But it wasn't long before we outstripped our

Analytics
Tülay Stecher 0
Analysieren statt Zählen – mit Webinar

Ich wette, dass bei einer Umfrage „Wer mag unstrukturierte Textdaten analysieren?“ die meisten antworten würden: „Ich eher nicht.“ Und das hat einen guten Grund. Denn diese Frage bedeutet: Wenn du unstrukturierte Daten in Textform analysierst, musst du viel Zeit mitbringen. Zeit für die manuelle Regelerstellung in Systemen wie Excel, Zeit

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