It’s been a while since I wrote in this series, but I was recently conducting a training and was asked a question that I have never been asked. I’m sure it comes up regularly, but I never came across it. I was asked: “Tableau makes the week...
Here’s the second item under Local Computations: "Table calculations are powerful, but they can be slow. They are dependent on the local computation engine and can require substantial memory." Let’s get started. Table Calculations Table calculations are computations that use the values in the entire table and can restructure...
Transparency International publishes an annual index of government corruption perceptions for 168 countries. The index attempts to gauge how the population within a country feels about it’s government. Take a look at the results visualized in Tableau below: ...
In Part 1 and 2 of this series, we explored data science and big data. In this post, I’ll discuss how data visualization helps people makes sense of what data scientists are creating and storing. Whether the goal of the visualization is to expose a story...
As leaders in data visualization with Tableau, we are contacted every day by potential clients seeking information about how we can help them leverage Tableau to make better decisions with data. Because Tableau is such an amazing tool and not industry specific, we get to work with a...
Here’s the first guideline from the Local Computations category: "Even if a workbook is published to Tableau Server, local computations still impact performance. Leverage the power of Tableau Server whenever possible by limiting local computations such as groups, hierarchies, reference lines, table calculations and blending." Let’s get...
With the new year comes resolutions to do better in 2016. Many have made (and already broken) the goal to exercise more. Some have resolved to eat healthier. Others have made the resolution to do better with their personal finances. Improving your personal financial situation is...
The College Football Playoffs have come and gone. With Alabama’s hard-fought win, I reminisced how their season progressed as well as seasons past. After scouring various sites and blogs, piecing together each champion’s story as well as their challenger’s, I came up with an interactive visual...
In most real world data sets, we want to compare “year over year” values. How were we doing last year? How does that compare to this year? Monitoring these comparisons can provide valuable insights to your business; however, the calculation is cumbersome and slow to generate in...
InterWorks is home to a motley crew of incredible people, each of whom brings a breadth of experiences, hobbies, virtues … and even a few vices … to the team. There are a few connoisseurs of fine wine who spearhead new initiatives, and I’ve burned...
I’ll be in Minneapolis on Jan. 20 (Thursday afternoon) to speak to the Tableau user group there about the newly-released 2nd edition of Tableau Your Data!, using Tableau for predictive analytics and discovery, and the field of data science in general. It's the first of many TUGs i'll be attending...
Big data has been the rage for a couple of years. There have been many posts written on the explosion of digital data. It’s no longer surprising to learn that we are creating more digital data through machine-generated sources than humans. What’s more surprising to me...
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