Reliability of a test ensures that the results are stable and do not change by the repeating of the test.

The study of reliability of the handwriting analysis includes the following projects:

Computer-aided Graphology – Development and enhancement of computer program and database HSDetect / HSData as a basis for validation researches.

HSD Assessment Database: Development of a common database of handwritings and their evaluations. The database should serve as a base for statistical researches.