Multimodal RAG with Gemini Embedding 2

Multimodal RAG with Gemini Embedding 2

Gemini Embedding 2 collapses text, images, video, audio, and PDFs into a single 3,072-dimensional space.

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21 chapters
Software & AI Development
2026
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From Multimodal RAG with Gemini Embedding 2

Table of Contents

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  • 1 Legal Notices
  • 2 About This Book
  • 3 Part I: Foundations
  • 4 Chapter 1: Orientation to Multimodal RAG
  • 5 Chapter 2: Project Setup, API Surfaces, and Secure Configuration
  • 6 Chapter 3: Gemini Embedding 2 Fundamentals and Production Defaults
  • 7 Part II: Embedding Pipelines
  • 8 Chapter 4: Text and PDF Ingestion with Caching and Batch Embedding
  • 9 Chapter 5: Image and Interleaved Multimodal Embedding
  • 10 Chapter 6: Audio and Video Segment Embedding
  • 11 Part III: Indexing and Retrieval
  • 12 Chapter 7: Qdrant Indexing for Unified Multimodal Search
  • 13 Chapter 8: Building a Tenant-Aware Retrieval API
  • 14 Chapter 9: Hybrid Search, Reranking, Agentic Retrieval, and Grounding Assembly
  • 15 Part IV: Evaluation and Operations
  • 16 Chapter 10: Retrieval Evaluation and Regression Testing
  • 17 Chapter 11: Scaling, Cost Modeling, Observability, and Rebuild Strategy
  • 18 Chapter 12: Vertex AI Deployment and Managed File Search Decisions
  • 19 Next Steps
  • 20 Part V: Review Questions
  • 21 Answer Key
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