|
9 | 9 | "\n", |
10 | 10 | "# Crafting and Optimizing Context\n", |
11 | 11 | "\n", |
12 | | - "## From RAG Basics to Production-Ready Context Engineering\n", |
| 12 | + "## From RAG Basics to Practical Context Engineering\n", |
13 | 13 | "\n", |
14 | | - "In the previous notebook, you built a working RAG system and saw why context quality matters. Now you'll learn to engineer context with production-level rigor.\n", |
| 14 | + "In the previous notebook, you built a working RAG system and saw why context quality matters. Now you'll learn to engineer context with professional-level rigor.\n", |
15 | 15 | "\n", |
16 | 16 | "**What makes context \"good\"?**\n", |
17 | 17 | "\n", |
|
34 | 34 | "- Different chunking strategies and their trade-offs\n", |
35 | 35 | "- How to choose based on YOUR data characteristics\n", |
36 | 36 | "\n", |
37 | | - "**Production Pipelines:**\n", |
| 37 | + "**Context Preparation Pipelines:**\n", |
38 | 38 | "- Three pipeline architectures (Request-Time, Batch, Event-Driven)\n", |
39 | 39 | "- How to choose based on YOUR constraints\n", |
40 | | - "- Building production-ready context preparation workflows\n", |
| 40 | + "- Building reusable context preparation workflows\n", |
41 | 41 | "\n", |
42 | 42 | "**Time to complete:** 90-105 minutes\n", |
43 | 43 | "\n", |
|
540 | 540 | "\n", |
541 | 541 | "| Approach | Description | Token Usage | Response Quality | Maintenance | Verdict |\n", |
542 | 542 | "|----------|-------------|-------------|------------------|-------------|---------|\n", |
543 | | - "| **Naive** | Include all raw data | 50K tokens | Poor (generic) | Easy | ❌ Not production-ready |\n", |
| 543 | + "| **Naive** | Include all raw data | 50K tokens | Poor (generic) | Easy | ❌ Not practical |\n", |
544 | 544 | "| **RAG** | Semantic search for relevant courses | 3K tokens | Good (relevant) | Moderate | ✅ Good for most cases |\n", |
545 | | - "| **Structured Views** | Pre-compute LLM-optimized summaries | 2K tokens | Excellent (overview + details) | Higher | ✅ Best for production |\n", |
546 | | - "| **Hybrid** | Structured view + RAG | 5K tokens | Excellent (best of both) | Higher | ✅ Best for production |\n", |
| 545 | + "| **Structured Views** | Pre-compute LLM-optimized summaries | 2K tokens | Excellent (overview + details) | Higher | ✅ Best for real-world use |\n", |
| 546 | + "| **Hybrid** | Structured view + RAG | 5K tokens | Excellent (best of both) | Higher | ✅ Best for real-world use |\n", |
547 | 547 | "\n", |
548 | 548 | "Let's implement each approach and compare them." |
549 | 549 | ] |
|
984 | 984 | "**Option 3: Hybrid**\n", |
985 | 985 | "- Combine both approaches\n", |
986 | 986 | "- Pre-compute catalog view + RAG for details\n", |
987 | | - "- Good for: Production systems\n", |
| 987 | + "- Good for: Real-world systems\n", |
988 | 988 | "\n", |
989 | 989 | "Let's implement all three and compare." |
990 | 990 | ] |
|
1646 | 1646 | "| **Response Quality** | ✅ Good (relevant) | ✅ Good (overview) | ✅✅ Excellent (both) |\n", |
1647 | 1647 | "| **Latency** | ⚠️ Moderate (search) | ✅✅ Fast (cached) | ⚠️ Moderate (search) |\n", |
1648 | 1648 | "| **Maintenance** | ✅ Low (auto-updates) | ⚠️ Higher (rebuild views) | ⚠️ Higher (both) |\n", |
1649 | | - "| **Best For** | Specific queries | Overview queries | Production systems |\n", |
| 1649 | + "| **Best For** | Specific queries | Overview queries | Real-world systems |\n", |
1650 | 1650 | "\n", |
1651 | 1651 | "**Decision Process:**\n", |
1652 | 1652 | "\n", |
|
1890 | 1890 | "\n", |
1891 | 1891 | "Table 1 shows the performance comparison across different HNSW configurations. As M increases from 16 to 64,\n", |
1892 | 1892 | "we observe significant improvements in recall (0.89 to 0.97) but at the cost of increased latency (2.1ms to 8.7ms)\n", |
1893 | | - "and memory usage (1.2GB to 3.8GB). The sweet spot for most production workloads is M=32 with ef_construction=200,\n", |
| 1893 | + "and memory usage (1.2GB to 3.8GB). The sweet spot for most real-world workloads is M=32 with ef_construction=200,\n", |
1894 | 1894 | "which achieves 0.94 recall with 4.3ms latency.\n", |
1895 | 1895 | "\n", |
1896 | 1896 | "Table 1: HNSW Performance Comparison\n", |
|
1921 | 1921 | "\n", |
1922 | 1922 | "## 4. Implementation Recommendations\n", |
1923 | 1923 | "\n", |
1924 | | - "Based on our findings, we recommend the following configuration for production deployments:\n", |
| 1924 | + "Based on our findings, we recommend the following configuration for real-world deployments:\n", |
1925 | 1925 | "\n", |
1926 | 1926 | "```python\n", |
1927 | 1927 | "# Optimal HNSW configuration for balanced performance\n", |
|
2025 | 2025 | "```\n", |
2026 | 2026 | "\n", |
2027 | 2027 | "**Best practice:** Chunk code WITH its context and rationale\n", |
2028 | | - "- ✅ \"For production deployment, we recommend M=32 and ef_construction=200 because...\"\n", |
| 2028 | + "- ✅ \"For real-world deployment, we recommend M=32 and ef_construction=200 because...\"\n", |
2029 | 2029 | "- ❌ Don't chunk code without explaining WHY these values\n", |
2030 | 2030 | "\n", |
2031 | 2031 | "**3. Query-Specific Retrieval Patterns**\n", |
|
2067 | 2067 | "\n", |
2068 | 2068 | "There's no single \"best\" chunking strategy - the optimal approach depends on YOUR data characteristics and query patterns. Let's explore different strategies and their trade-offs.\n", |
2069 | 2069 | "\n", |
2070 | | - "**🔧 Using LangChain for Production-Ready Chunking**\n", |
| 2070 | + "**🔧 Using LangChain for Professional-Grade Chunking**\n", |
2071 | 2071 | "\n", |
2072 | | - "In this section, we'll use **LangChain's text splitting utilities** for Strategies 2 and 3. LangChain provides battle-tested, production-ready implementations that handle edge cases and optimize for LLM consumption.\n", |
| 2072 | + "In this section, we'll use **LangChain's text splitting utilities** for Strategies 2 and 3. LangChain provides battle-tested, robust implementations that handle edge cases and optimize for LLM consumption.\n", |
2073 | 2073 | "\n", |
2074 | 2074 | "**Why LangChain?**\n", |
2075 | | - "- **Industry-standard**: Used by thousands of production applications\n", |
| 2075 | + "- **Industry-standard**: Used by thousands of real-world applications\n", |
2076 | 2076 | "- **Smart boundary detection**: Respects natural text boundaries (paragraphs, sentences, words)\n", |
2077 | 2077 | "- **Local embeddings**: Free semantic chunking with HuggingFace models (no API costs)\n", |
2078 | 2078 | "- **Well-tested**: Handles edge cases (empty chunks, unicode, special characters)\n", |
|
2917 | 2917 | "source": [ |
2918 | 2918 | "---\n", |
2919 | 2919 | "\n", |
2920 | | - "## Part 5: Building Production-Ready Context Pipelines\n", |
| 2920 | + "## Part 5: Building Practical Context Pipelines\n", |
2921 | 2921 | "\n", |
2922 | | - "Now that you understand data transformation and chunking, let's discuss how to build production-ready pipelines.\n", |
| 2922 | + "Now that you understand data transformation and chunking, let's discuss how to build reusable pipelines.\n", |
2923 | 2923 | "\n", |
2924 | 2924 | "### Three Pipeline Architectures\n", |
2925 | 2925 | "\n", |
2926 | | - "There are three main approaches to context preparation in production:\n", |
| 2926 | + "There are three main approaches to context preparation in real-world applications:\n", |
2927 | 2927 | "\n", |
2928 | 2928 | "### Architecture 1: Request-Time Processing\n", |
2929 | 2929 | "\n", |
|
3295 | 3295 | "**3. Three Engineering Approaches**\n", |
3296 | 3296 | "- **RAG:** Semantic search for relevant data (good for specific queries)\n", |
3297 | 3297 | "- **Structured Views:** Pre-computed summaries (excellent for overviews)\n", |
3298 | | - "- **Hybrid:** Combine both (best for production)\n", |
| 3298 | + "- **Hybrid:** Combine both (best for real-world use)\n", |
3299 | 3299 | "\n", |
3300 | 3300 | "**4. Chunking is an Engineering Decision**\n", |
3301 | 3301 | "- **Don't chunk** if data is already small and complete (< 500 tokens)\n", |
3302 | 3302 | "- **Do chunk** if documents are long (> 1000 tokens) or multi-topic\n", |
3303 | 3303 | "- Four strategies: Document-Based, Fixed-Size, Semantic, Hierarchical\n", |
3304 | 3304 | "- Choose based on YOUR data characteristics, query patterns, and constraints\n", |
3305 | 3305 | "\n", |
3306 | | - "**5. Production Pipeline Architectures**\n", |
| 3306 | + "**5. Context Pipeline Architectures**\n", |
3307 | 3307 | "- **Request-Time:** Process on-the-fly (simple, always fresh, higher latency)\n", |
3308 | 3308 | "- **Batch:** Pre-process in batches (fast queries, can be stale)\n", |
3309 | 3309 | "- **Event-Driven:** Process on changes (real-time, complex infrastructure)\n", |
|
3332 | 3332 | "\n", |
3333 | 3333 | "### The Systematic Optimization Process\n", |
3334 | 3334 | "\n", |
3335 | | - "Now that you understand data engineering and production pipelines, let's learn how to systematically optimize context quality.\n", |
| 3335 | + "Now that you understand data engineering and context pipelines, let's learn how to systematically optimize context quality.\n", |
3336 | 3336 | "\n", |
3337 | 3337 | "**The Process:**\n", |
3338 | 3338 | "```\n", |
|
3821 | 3821 | "1. **Define Domain-Specific Metrics** - Don't rely on generic benchmarks\n", |
3822 | 3822 | "2. **Measure Systematically** - Baseline → Experiment → Measure → Iterate\n", |
3823 | 3823 | "3. **Balance Trade-offs** - Relevance vs. Efficiency, Completeness vs. Token Budget\n", |
3824 | | - "4. **Test Before Production** - Validate with real queries from your domain\n", |
| 3824 | + "4. **Test Before Deployment** - Validate with real queries from your domain\n", |
3825 | 3825 | "5. **Iterate Continuously** - Quality optimization is ongoing, not one-time\n", |
3826 | 3826 | "\n", |
3827 | 3827 | "**The Engineering Mindset:**\n", |
|
3840 | 3840 | "source": [ |
3841 | 3841 | "## 📝 Summary\n", |
3842 | 3842 | "\n", |
3843 | | - "You've mastered production-ready context engineering:\n", |
| 3843 | + "You've mastered practical context engineering:\n", |
3844 | 3844 | "\n", |
3845 | 3845 | "**Part 1: The Engineering Mindset**\n", |
3846 | 3846 | "- ✅ Context is data requiring engineering discipline\n", |
3847 | | - "- ✅ Naive approaches fail in production\n", |
| 3847 | + "- ✅ Naive approaches fail in real-world applications\n", |
3848 | 3848 | "- ✅ Engineering mindset: Requirements → Transformation → Quality → Testing\n", |
3849 | 3849 | "\n", |
3850 | 3850 | "**Part 2: Data Engineering Pipeline**\n", |
|
3863 | 3863 | "- ✅ Four strategies with LangChain integration\n", |
3864 | 3864 | "- ✅ Trade-offs and decision criteria\n", |
3865 | 3865 | "\n", |
3866 | | - "**Part 5: Production Pipeline Architectures**\n", |
| 3866 | + "**Part 5: Context Pipeline Architectures**\n", |
3867 | 3867 | "- ✅ Request-Time, Batch, Event-Driven\n", |
3868 | 3868 | "- ✅ Batch processing example with data\n", |
3869 | 3869 | "- ✅ Decision framework for architecture selection\n", |
|
3873 | 3873 | "- ✅ Systematic optimization process\n", |
3874 | 3874 | "- ✅ Baseline → Experiment → Measure → Iterate\n", |
3875 | 3875 | "\n", |
3876 | | - "**You're now ready to engineer production-ready context for any domain!** 🎉\n", |
| 3876 | + "**You're now ready to engineer practical context for any domain!** 🎉\n", |
3877 | 3877 | "\n", |
3878 | 3878 | "---" |
3879 | 3879 | ] |
|
3899 | 3899 | "- **Tool Calling:** Let the AI use functions (search, enroll, check prerequisites)\n", |
3900 | 3900 | "- **LangGraph State Management:** Orchestrate complex multi-step workflows\n", |
3901 | 3901 | "- **Agent Reasoning:** Plan and execute multi-step tasks\n", |
3902 | | - "- **Production Patterns:** Error handling, retries, and monitoring\n", |
| 3902 | + "- **Practical Patterns:** Error handling, retries, and monitoring\n", |
3903 | 3903 | "\n", |
3904 | 3904 | "```\n", |
3905 | 3905 | "Section 1: Context Engineering Fundamentals\n", |
|
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