optimization_report.md

# TTS Model Optimization Report

## Overview

- **Optimization Date:** 2025-05-20 16:21:58
- **Iterations Performed:** 3
- **Total Strategies Tested:** 36
- **Best Overall Score:** 0.8718

## Performance Metrics

- **Mel Cepstral Distortion:** 0.9757
- **Word Error Rate:** 0.0580
- **Naturalness:** 0.9479
- **Intelligibility:** 0.9896
- **Speaker Similarity:** 0.9366
- **Prosody:** 0.9060
- **Overall Quality:** 0.9279

## Optimization Insights

### Most Effective Parameter Settings

- **attention_scale:** 1.4598
- **output_scale:** 1.4200
- **projection_scale:** 1.4402
- **encoder_scale:** 1.2803
- **decoder_scale:** 1.3598
- **base_enhancement:** 0.0022
- **importance_factor:** 1.6635

### Optimization Journey

**Iteration 1:** Best strategy 'balanced_enhancement_var1.5' - Score 0.8718

**Iteration 2:** Best strategy 'balanced_enhancement_var1.5_iter2_clarity_boost' - Score 0.8624

**Iteration 3:** Best strategy 'balanced_enhancement_var1.5_iter3_noise_scale_1.2' - Score 0.8637