DeltaMaster clicks! 03/2014

Comparable scaling for time series

Greetings, fellow data analysts! Back in mid February, many newspapers and business magazines reported on what they soon dubbed the “Chart of Doom”. This chart circulated quickly and was discussed intensively in Internet forums and social media. It appears to show that the Dow Jones is reacting almost exactly as it did from 1928 to 1930 and, therefore, suggests that the next major stock market crash is imminent. Whoever has experience in working with charts, however, can quickly spot the Read More …

DeltaMaster clicks! 12/2007

Recognizing and visualizing trends with the Trend barometer

Greetings, fellow data analysts! Who wants to simply follow the next trend, when being a trendsetter is so much more interesting! Or if you prefer to stay on the safe side, you can simply label something a trend – in this case then, something really big: a megatrend. Although the term was originally coined by sociologists to characterize social or technological changes, trends apply just as easily to hairstyles or fashion. Although it’s very alluring to be the one to Read More …