Technologies Available for Licensing
METHODS AND SYSTEMS FOR DETECTING, MEASURING, AND MONITORING STRESS IN SPEECH
As disclosed herein, the present invention provides methods and systems for detecting, measuring, or monitoring the presence of absence of at least one emotion in a subject from a speech sample obtained from the subject. In particular, the methods and systems of the present invention comprise extracting at least one feature from the speech sample, assigning the speech sample a score using a weighted frequency band scoring scheme, and comparing the score with a general reference model or a control. As disclosed, the methods, systems and computer programs of the present invention provide detection error rates of about 4.7% or less, preferably about 3.0% or less, more preferably about 2.0% or less, most preferably about 1.0% or less and thereby reduced the detection error rate by about 60.0% or more, preferably about 70.0% or more, more preferably about 80.0% or more, even more preferably about 90% or more, and most preferably 95.0% or more than the detection error rates of prior art methods.
Number:7,283,962
Date:2007-10-16
Type: Issued
Category: Method
More Detail:Visit USPTO.GOV
Lab:WRAIR
Inventor(s):MEYERHOFF, J.; HANSEN, J.