Speech Recognition Model Update Mechanism for Algorithm Synchronization

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Solution Overview

Problem

Existing speech recognition systems in electronic devices face accuracy issues due to outdated speech recognition algorithms, leading to increased speech recognition failures and reduced performance in voice control functionalities.

Innovation Solution

A method for updating the speech recognition model by detecting updates in the speech recognition algorithm, which involves obtaining user voice information, processing it to create a speech recognition model, and updating the model when the algorithm is updated, thereby improving the matching degree between the model and algorithm, reducing recognition failures, and enhancing accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the speech recognition algorithm is updated, then the speech recognition accuracy is improved, but the speech recognition model becomes outdated and causes recognition failures

Engineering Contradiction:
Improvespeech recognition accuracyVSAvoidrecognition failure rate
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The system implements a feedback mechanism by detecting algorithm update events and automatically triggering model updates. The processor monitors for algorithm updates and, upon detection, retrieves updated speech recognition models from the server and replaces outdated models, ensuring the model remains synchronized with the latest algorithm version.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary actions by proactively checking for algorithm updates and automatically updating the speech recognition model before recognition failures occur. This preventive approach ensures the model is always current with the algorithm, eliminating the mismatch that causes recognition failures.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If the speech recognition model is updated frequently to match algorithm updates, then the speech recognition accuracy is improved, but the system complexity increases

Engineering Contradiction:
Improvespeech recognition accuracyVSAvoidmodel update mechanism complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system implements self-service by automatically detecting algorithm updates, retrieving corresponding model updates from the server, and replacing outdated models without user intervention. This automation reduces system complexity by eliminating manual update procedures while maintaining high recognition accuracy.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The update detection and model retrieval operations are merged into a unified automated process. The processor combines the algorithm update detection, server communication, and model replacement into a single integrated update mechanism, simplifying the overall system architecture.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11423880B2Method for updating a speech recognition model, electronic device and storage medium
Publication Date: 2022.08.23 GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD
  • US11423880B2 patent drawing
  • US11423880B2 patent drawing
  • US11423880B2 patent drawing

AI summary

The embodiments of the present application provide a method for updating a speech recognition model a storage medium and an electronic device. The method includes: detecting whether the speech recognition algorithm is updated; and updating the speech recognition model when the speech recognition algorithm has been updated. Wherein, the voice information is recognized by the electronic device based on the speech recognition algorithm and the speech recognition model. In the method for updating a speech recognition model, when the electronic device detects that the speech recognition algorithm has been updated, the electronic device can update the speech recognition model.