techniki segmentacyjne
Articles
Trees that grow from tables
When stepping outside the domain of distributive and descriptive statistics for individual variable…
Maps that grow out of trees: data visualisation as an artform
In the previous PS blog “Trees that grow out of tables”, Janusz Wachnicki described how a good unde…
Visualising decision trees: the classic refurbished
In this post, we continue to discuss the visualisation of nested hierarchical data. In my previous …
Shopping for a mountain trip: analysis of multiple response sets
Multiple response sets often form the basis for further detailed questions about opinions on select…
How to boost a decision tree algorithm
The decision tree is a popular and effective algorithm used primarily in classification work, but i…
Consumer shopping value analysis using regression trees. Part 1
How can we estimate the potential value of consumer shopping, predict the behavior of a visitor to …
Multidimensional scaling in brand positioning
Positioning a product in the context of the competition, or the identification of a product’s featu…
Consumer shopping value analysis using regression trees. Part 2
Regression trees are a very interesting data analysis technique commonly used in tasks related to p…
Segmentation: from grouping to classification
Segmentation is a key process in data analysis, dividing a data set into relatively homogeneous gro…