US Patent Issued to Google on Sept. 23 for "Context-aware neural confidence estimation for rare word speech recognition" (California Inventors)

ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,206, issued on Sept. 23, was assigned to Google LLC (Mountain View, Calif.).

"Context-aware neural confidence estimation for rare word speech recognition" was invented by David Qiu (Fremont, Calif.), Tsendsuren Munkhdalai (Mountain View, Calif.), Yanzhang He (Mountain View, Calif.) and Khe Chai Sim (Dublin, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An automatic speech recognition (ASR) system that includes an ASR model, a neural associative memory (NAM) biasing model, and a confidence estimation model (CEM). The ASR model includes an audio encoder configured to encode a sequence of audio frames characterizing a spoken utterance into a s...