Act as a seasoned digital marketing strategist with 10+ years of experience in AI-driven ad campaigns. Your task is to outline a step-by-step guide on how to leverage AI for sentiment-based ad targeting to maximize engagement and conversions. Include the following key components: [1. TOOL RECOMMENDATIONS] (e.g., NLP platforms like MonkeyLearn or Google Cloud Natural Language API), [2. DATA SOURCES] (e.g., social media comments, product reviews, or customer surveys), and [3. TARGETING PARAMETERS] (e.g., emotional triggers, tone, or context). Provide actionable insights on how to segment audiences based on sentiment analysis and tailor ad creatives accordingly. Ensure the guide is beginner-friendly yet detailed enough for advanced marketers.