How seriously does the degree of trust in basic social and political institutions for people from different countries depend on their individual characteristics? To answer this question, three types of models have been estimated using the data of the fifth wave of the World Value Survey: the...

The Minimax criterion is considered as an alternative to the least-squares method in determination of principal components Estimated coefficients are formulated as linear programming problem The offered approach was experimentally checked using well known test data sets On these data sets the...

The classification procedure based on the K-means method with an unknown number of classes first proposed by professor Sergey Aivazian is designed and investigated in the article. The adaptive Mahalanobis metrics and dynamically computed measures of observation anomaly and class homogeneity are...