# TTS Model Optimization Report

## Overview

- **Optimization Date:** 2025-04-27 00:24:51
- **Iterations Performed:** 3
- **Total Strategies Tested:** 32
- **Best Overall Score:** 0.8707

## Performance Metrics

- **Mel Cepstral Distortion:** 0.9231
- **Word Error Rate:** 0.0726
- **Naturalness:** 0.9232
- **Intelligibility:** 0.9787
- **Speaker Similarity:** 0.9678
- **Prosody:** 0.9482
- **Overall Quality:** 0.9411

## Optimization Insights

### Most Effective Parameter Settings

- **attention_scale:** 1.2996
- **output_scale:** 1.3982
- **projection_scale:** 1.6402
- **encoder_scale:** 1.1996
- **decoder_scale:** 1.4243
- **base_enhancement:** 0.0017
- **importance_factor:** 1.8605

### Optimization Journey

**Iteration 1:** Best strategy 'speaker_similarity_focus_var0.75' - Score 0.8684

**Iteration 2:** Best strategy 'speaker_similarity_focus_var0.75_iter2_decoder_boost' - Score 0.8707

**Iteration 3:** Best strategy 'ensemble_top3_iter3' - Score 0.8636