[IEEE 2012 Joint 6th Intl. Conference on Soft Computing and Intelligent Systems (SCIS) and 13th Intl. Symposium on Advanced Intelligent Systems (ISIS) - Kobe, Japan (2012.11.20-2012.11.24)] The 6th International Conference on Soft Computing and Intelligent Systems, and The 13th International Symposium on Advanced Intelligence Systems - An analysis of neural activations measured with the near infrared spectroscopy during working memory tasks: To study the estimation of fatigue with intellectual work and diagnosis of psychiatric disorders