DEJAN optimizes for grounded retrieval using a Bayesian optimization engine to iteratively test hypotheses against extractive search snippets, systematically improving re-ranker preference using an empirical Rank Factor taxonomy.
flowchart LR
A[Target Page Content] --> B[Generate Extractive Snippets]
B --> C[Seed Hypotheses & Claims]
C --> D[Bayesian Acquisition / Thompson Sampling]
D --> E[Craft Edit Variant]
E --> F[LLM Re-Ranker Evaluation]
F -->|Reward 1/0| G[Update Beta Posterior]
G --> D
F -->|Converged| H[Winning Snippet & Content Brief]