We have confirmed that evaluated the effectiveness in this method for the aged.Vehicle warning is that the warning sound in which the emergency was told according to the distance between two cars etc was the main so far.
In this research, we proposes a new warning method that take into consideration the driver's arousal level in addition to the vehicle emergency degree. Moreover, the aged people also has aimed at a comprehensible warning. And, the evaluation experiment was done.
Aged driver gets physical strength decrease function of eyesight and hearing along with aging.
Then, The testee was done and the experiment separately for young people and the aged people to verify effectiveness to the aged people of the method of presenting this warning.
The evaluation method evaluates the objective evaluation and the subjectivity, and, as a result, verifies the effectiveness of this method.In the objective evaluation, reactive time from the warning presentation to pushing the mouse by noticing warning is measured.
In the subjectivity, when the degree by warning the past felt dangerous was assumed to be a standard, The comparative evaluation is done by five stages this warning.
This time, effectiveness by warning for normal consideration and warning for the reduction consideration was verified with the testee's consideration reduce.Here, the testee's consideration was self-declared.
Effectiveness that changed warning by the state of consideration by both young people and aged people was able to be confirmed from the resuld of these evaluation experiments.