Survey on Personalized Voice Assistant

This survey reviews the current state of personalized voice assistant systems that utilize natural language processing, speech recognition, and AI techniques. It examines methodologies for developing intelligent assistants that can securely access local data, learn preferences, and control IoT devices via voice. The paper analyzes the capabilities, advantages, and limitations of existing voice assistant solutions. It also explores their integration with web technologies and discusses challenges like privacy, speech accuracy, and language modeling constraints. The goal is to provide an overview of personalized voice assistant technologies, their potential impact, and future research directions toward enabling seamless voice-based interactions.