Text to speech prompt tuning by example

A computer system for customizing the rendering of a synthesized speech prompt, the computer system comprising:

• one or more processors, one or more computer-readable memories, one or more computer-readable tangible storage medium, and program instructions stored on at least one of the one or more tangible storage medium for execution by at least one of the one or more processors via at least one of the one or more memories, wherein the computer system is capable of performing a method comprising:
• extracting a plurality of prosodic information from a received audio recording of a prompt;
• and
• synthesizing speech for the prompt based upon the plurality of prosodic information.

A method for synthesizing speech for a customized prompt, the method comprising:

• extracting stored prosodic information for the customized prompt corresponding with a received customization identification;
• adapting the prosodic information to match a text-to-speech voice;
• and
• synthesizing speech for the prompt based on the extracted prosodic information.

A method for extracting prosodic information from an audio recording of a prompt, the method comprising:

• parsing the plurality of received text corresponding with the prompt into one or more phonetic units;
• aligning the phonetic units with the audio recording;
• and
• calculating, based on the alignment, one or more prosodic values for at least one of the plurality of phonetic units.