Correlations of the mental workload scores with the usability scores by performance class.

Average and standard deviation of times in seconds spent in face verification.

Description of objective performance classes.

(TEX)

Summary of thirty game structures that compose the full combined data set [6–13]. BR 2006 [8] and DB 2005 [7] both also conducted one-shot games; we only describe and use their...

Wilcoxon test of distributions of accuracies ordered by independent features with 95% confidence intervals (statistically significant different models highlighted).

Classification of EEG-based BCI applications for smart homes within our conceptual space.

Pearson and Spearman correlation coefficients of the usability and the mental workload scores.

Classification of EEG-based BCI applications within our conceptual space from 8 different applicative domains identified in section “Abstraction Level 4” of this paper.

Correlations MWL vs usability. Groups A and B.

Summary of the state of the art on acquisition techniques for BCIs.

Percentage of incorrect interactions during fingerprint verification.

Average and standard deviation of times in seconds spent in the use of pattern.

Percentage of low quality voice samples aquired during the evaluation.

Number of test subjects who could not finish the different modalities.

Wilcoxon test of distributions of accuracies ordered by independent features with 95% confidence intervals using mental workload and usability attributes (statistically...

Number of test subjects who did not want to start the different modalities.

Number of test subjects who cannot use the different modalities.

Correlation MWL-usability by user.

Cronbach’s Alpha of the mental workload and usability questionnaire items.