... final Section 3. 8 deals with the assessment and evaluation of entire spoken dialogue systems, including the dialogue management component 3. 1 Characterization Following the taxonomy of QoS aspects ... taxonomy for the quality of SDS-based services which is given in Section 2 .3. 1 The taxonomy can be helpful for system developers in three different ways: (1) Quality elements of Quality of Human-Machine ... description of system components alone may be misleading for capturing the quality of the overall system A full description of the quality aspects of an SDS can only be obtained by using a combination of...