Spectrum analysis is one of the areas that have witnessed a tremendous amount of advances in terms of technology. Currently, we are able to conduct the majority of the analysis in an automated manner and thus saving a lot of time while at the same time being accurate. This is all thanks to the modern spectrum analyzer software that will ensure you are able to get lots more from your average. Lie-detector, or polygraph, tests have come a long way since a police officer developed the first machine in 1921. Instead of strapping a suspect to a pulse-measuring machine to determine whether he’s lying, today’s voice stress analysis software can detect subtle changes, or microtremors, in a person’s voice without him even knowing his voice is being analyzed. Voice to text Sentiment analysis converts the audio signal to text to calculate appropriate sentiment polarity of the sentence. The code currently works on one sentence at a time. Sentiment scoring is done on the spot using a speaker. The Speech to text processing system currently being used is the MS Windows speech to text converter.
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