Patent Document ID: 8825479
Application ID: 14062433

Base Claim:
1. A method for recognizing emotion in a primary audio signal comprising: extracting, using a computer, an MFCC feature from the primary audio signal; dividing, using a computer, the MFCC feature into MFCC subsections; selecting, using a computer, a set of the MFCC subsections; sorting, using a computer, the set of MFCC subsections into a sorted set of MFCC subsections; selecting, using a computer, a first set of reference samples from a reference database; computing, using a computer, a first emotional state score from a comparison of the sorted set of MFCC subsections and the first set of reference samples; and, determining, using a computer, a probable emotional state for the primary audio signal from the first emotional state score.

---

Claim 2:
2. The method of claim 1 further comprising extracting a statistical feature from the primary audio signal; selecting a second set of reference samples from the reference database; and, computing a second emotional state score from a comparison of the statistical feature and the second set of reference samples; wherein determining further comprises determining a probable emotional state for the primary audio signal from the first and second emotional state scores.