PawArt App Turns a Dog's Bark Into a Personalized AI Portrait

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PawArt is a mobile app developed for a weekend coding challenge that generates unique dog portraits by combining a pet's photo with a short audio recording of its bark. The app analyzes measurable sound characteristics — including energy, pitch, rhythm, intensity, and bark count — to determine the visual style, color palette, and brushwork of the final artwork. Built with Expo, React Native, and TypeScript, the app routes data securely through Supabase Storage and Edge Functions to Google's Gemini AI models for both analysis and image generation. The developer deliberately avoided claiming the app interprets a dog's emotions, framing it instead as using objective audio data as creative input. The finished portrait is accompanied by a 'bark fingerprint' summary showing how the dog's voice shaped the piece.

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