Voice Data

(Male/Female/

Transgender)

Preprocessing

Format Change

Silence Removal

Chunking

Data Augmentation

Pitch Shift

Speed Perturbation

Noise Injection

Feature Extraction

F0 (Pitch)

MFCCs

Chroma

Spectrogram Features

Prosodic Features

Feature Selection

Remove Redundancy

Choose Key Features

(e.g., F0, MFCC1–5)

Classification

SVM / RF / CNN

Accuracy & Metrics

Visualization / Analysis

Male vs Female vs TG

Boxplots / PCA

Spectrogram Plots