optimization_report.md

# TTS Model Optimization Report

## Overview

- **Optimization Date:** 2025-04-29 04:39:26
- **Iterations Performed:** 3
- **Total Strategies Tested:** 32
- **Best Overall Score:** 0.8787

## Performance Metrics

- **Mel Cepstral Distortion:** 0.9405
- **Word Error Rate:** 0.0685
- **Naturalness:** 0.9465
- **Intelligibility:** 0.9851
- **Speaker Similarity:** 0.9711
- **Prosody:** 0.9403
- **Overall Quality:** 0.9837

## Optimization Insights

### Most Effective Parameter Settings

- **attention_scale:** 1.3000
- **output_scale:** 1.4000
- **projection_scale:** 1.7294
- **encoder_scale:** 1.6194
- **decoder_scale:** 1.2728
- **base_enhancement:** 0.0031
- **importance_factor:** 1.5596

### Optimization Journey

**Iteration 1:** Best strategy 'intelligibility_focus_var1.5' - Score 0.8714

**Iteration 2:** Best strategy 'intelligibility_focus_var1.5_iter2_noise_scale_0.8' - Score 0.8677

**Iteration 3:** Best strategy 'intelligibility_focus_var1.5_iter3_clarity_boost' - Score 0.8787