Department of Marketing
Educational and Scientific Institute of Business, Economics, and Management
SUMY STATE UNIVERSITY

DEEPENING KNOWLEDGE ABOUT USING KOHONEN’S SELF-ORGANIZATION MAPS

On July 25-27, 2023, teachers and graduate students of the Department of Marketing became participants in the professional development program “Self-organizational maps of Kohonen in the work of a scientist.”

The speaker of the events was Olena ZARUTSKA – doctor of economic sciences, associate professor; Head of the Finance, Banking and Insurance Department of the University of Customs and Finance (Dnipro).

During the seminars, the following issues were considered:

  1. Kohonen’s method of self-organizing maps, its advantages and limitations.
  2. ViscoverySOMine software features.
  3. Requirements for a group of indicators. Algorithm for evaluation of input data.
  4. Topology of the map and interpretation of the distribution of indicator values.
  5. Evaluation of patterns of homogeneous groups.
  6. Study of changes in homogeneous groups in dynamics.
  7. Trajectories of objects on the map, mass migrations and research into their causes.
  8. Three-level analysis of results at the aggregated, comparative and specific level.
  9. Prospects for the use of Kohonen maps in research.

The conducted activities made it possible to deepen knowledge in terms of scientific activity organization of  using Kohonen’s self-organizing maps.