Title	Finding Unexpected Test Accuracy by Cross Validation in Machine Learning
Author	Hoijin Yoon
Citation	Vol. 21  No. 12  pp. 549-555
Keywords	Software Testing, Machin learning, Test adequacy, Validation, Accuracy.

Title	Finding Unexpected Test Accuracy by Cross Validation in Machine Learning
Author	Hoijin Yoon
Citation	Vol. 21  No. 12  pp. 549-555
Keywords	Software Testing, Machin learning, Test adequacy, Validation, Accuracy.

Title	Freedom of contract in the digital age and its implementation in modern technologies: theory and practice
Author	Iryna Davydova, Olena Bernaz-Lukavetska, Vira Tokareva, Iryna Andriienko, Olena Tserkovna
Citation	Vol. 21  No. 12  pp. 544-548
Keywords	Private law, contract law, freedom of contract, limits of freedom of contract, mandatory rules.

Title	Freedom of contract in the digital age and its implementation in modern technologies: theory and practice
Author	Iryna Davydova, Olena Bernaz-Lukavetska, Vira Tokareva, Iryna Andriienko, Olena Tserkovna
Citation	Vol. 21  No. 12  pp. 544-548
Keywords	Private law, contract law, freedom of contract, limits of freedom of contract, mandatory rules.