{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003733},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003773","499:4990003546","499:4990004005","467:4670000735","499:4990003490","499:4990003489","499:4990003852","499:4990003897","499:4990004159","467:4670000866","499:4990004130","499:4990003642","499:4990004016","499:4990003485","499:4990003692","499:4990004029","499:4990003901","499:4990003845","499:4990003550","499:4990003777","499:4990004080","499:4990004223","499:4990003842","499:4990003813","499:4990003426"],"twin_admin_codes":[499,499,499,467,499,499,499,499,499,467,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9553514853851496,0.9478021805239687,0.9426469384853167,0.9246901535664837,0.9160754506114613,0.915942983365684,0.910269662680994,0.9060894095680594,0.8969485686625996,0.8960130811964857,0.8932943037937264,0.8876955998999366,0.8860462094133965,0.8852752081606238,0.8777129826413536,0.8767593732272965,0.876657379813313,0.8725470205021846,0.8682835655677779,0.8640407996809798,0.8638335115946145,0.8632035334091787,0.8604053929541129,0.8520432825432526,0.8420656970529653],"twin_dists":[0.03925388806451131,0.0425264955971099,0.04463734129694151,0.051393737657964886,0.05437897608733147,0.05442381409624878,0.05631654614419728,0.0576786888951425,0.06057130989649398,0.06086120421839936,0.061697677216890914,0.06339322267898041,0.06388614997155755,0.06411557964281141,0.06633412076250175,0.06660996423232957,0.06663941722705605,0.06781854584986347,0.06902604293547397,0.07021281673174214,0.07027043302770512,0.07044533262223963,0.07121851121214656,0.07349517997074301,0.07615059469757722],"n_dims_used":44,"mean_confidence":0.9311691630970348},"coverage":{"mean_confidence":0.9311691630970348,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}