Three Pillars of Search Quality Part 2: Discovery & Inspiration
Source: https://blog.searchhub.io/three-pillars-of-search-quality-in-ecommerce-part-2-discovery-inspiration Author: Andreas Wagner (searchhub.io)
Summary
Second in the Three Pillars framework. Where Findability asks “Can users find what they’re looking for?”, Discovery asks “Can users find things they didn’t know they were looking for?”
Discovery vs. Findability
| Dimension | Findability | Discovery |
|---|---|---|
| User goal | Find specific item | Explore / be inspired |
| Failure mode | Zero results, poor recall | Boring/homogeneous results |
| Metric | Zero results rate, CTR | Diversity, exposure, engagement |
Key Distinguishing Insight
Discovery acknowledges the emotionally important discovery phase — brand storytelling, visual merchandising, curated product experiences that inspire purchases through narrative and variety. Pure retrieval metrics miss this entirely.
Core Techniques
Product Diversification and Grouping
Organize results by natural product categories rather than single-dimension ranking. For “jeans”, segment into trousers, jackets, shirts — mirroring physical retail organization.
Multi-Objective Optimization
Balance buyer and seller interests simultaneously: margin, stock levels, popularity, and customer preference signals.
Key Metrics
- Product Exposure Rate (PER): product’s total views ÷ all product views across catalog. Identifies under/over-exposed items.
- Product Net Profit Margin (PNPM): revenue minus all product costs ÷ revenue. Critical finding: high-exposure products typically have significantly lower profit margins.
Related Concepts
People
Related Articles
- Three Pillars of Search Quality - Findability
- Thoughts on Search Result Diversity
- Searching for Goldilocks
Related Topics
- Search Result Diversity — Wagner’s Discovery pillar is a practical framework for this topic
- E-commerce Search