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Activity Number: 615
Type: Contributed
Date/Time: Wednesday, August 3, 2016 : 2:00 PM to 3:50 PM
Sponsor: ENAR
Abstract #320373
Title: Geometrical and Symbolic Transformation of Sequential Data
Author(s): Rainhard Bengez*
Companies:
Keywords: Time Series ; Sequential Data ; Fractal Geometry ; Cyber Trust ; Bifurcation
Abstract:

In data intensive research applying correlation based algorithms, Bayesian approaches, and neuronal networks (e.g. deep learning) seem to be the gold standard of mathematical and statistical methods. In the proposed talk I would like to introduce a different way of gaining information from high frequency time series data by a symbolic and geometrical transformation. For sure, sequential data can be analyzed in multiple ways. My proposed approach is framing sets of data points and associating them to a contraction mapping, i.e. the procedure consists mainly of the following steps: a) Clustering (or boxing) data points of a temporarily frozen time period b) Associating a contraction map to each cluster c) Varying the clusters (which might lead to complex forms and complex dynamic). d) Each specific cluster and associated transition mapping parses a characteristic function which can be plotted and investigated.

The properties of the characteristic function can be used to investigate high frequency time series data. This will be demonstrated on a given high frequency data sample from cyber defense and/or systems reliability.


Authors who are presenting talks have a * after their name.

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