This site gives you the initial and necessary information to run DataTube2, a visual mining application devoted to temporal data.
Ci-dessous, les différences entre deux révisions de la page.
Prochaine révision | Révision précédente | ||
aggregation [2015/02/23 15:59] venturini créée |
aggregation [2015/02/23 16:09] (Version actuelle) venturini |
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- | ====== Aggregation ====== | + | ====== Data Processing: Aggregation, Normalization, Reorganization ====== |
Aggregation can be customized here: | Aggregation can be customized here: | ||
{{ :agreg1.png?nolink |}} | {{ :agreg1.png?nolink |}} | ||
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+ | Data can be normalized locally (min and max are computed for each variable) or globally (min and max of all data): | ||
+ | {{ :norm.png?nolink |}} | ||
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+ | The order of the variables around the tube can be changed: | ||
+ | {{ :bea.png?nolink |}} | ||
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+ | The "Bond Energy Algorithm" (BEA) places next to each other variables with similar behavior. So it performs a rearrangement clustering. Another option consists in ordering the variables by the time of the first detected event. | ||