{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000315","477:4770000268","477:4770000150","489:4890001782","477:4770000267","477:4770000086","485:4850000666","477:4770000228","477:4770000959","477:4770001542","477:4770000230","477:4770000317","477:4770001370","477:4770000269","477:4770001888","499:4990001772","477:4770000155","477:4770001773","477:4770004015","477:4770001547","499:4990002062","485:4850000714","477:4770000552","489:4890001784","477:4770003956"],"twin_admin_codes":[477,477,477,489,477,477,485,477,477,477,477,477,477,477,477,499,477,477,477,477,499,485,477,489,477],"twin_sims":[0.8663817161924583,0.8013083631086427,0.7234204338922531,0.669425583642151,0.6454563395320349,0.6373938723517737,0.6318619592924513,0.6206618253818544,0.6150902299290949,0.5940664502530627,0.5847538071367184,0.5803270110818467,0.5777409754487597,0.5721893101609562,0.5692948301560752,0.5656001648041135,0.561997802190254,0.5593368127089602,0.5513715088994318,0.5432795780558888,0.5426252908585738,0.5391091255876657,0.5384525175424102,0.5376048896680575,0.535735886637665],"twin_dists":[0.0695598070832854,0.08644402036722501,0.10450897794924753,0.11635699830356329,0.12152778610350565,0.12326005603609973,0.12444718502378593,0.12684807465862274,0.12804153154266523,0.13254378285927687,0.13453948355721218,0.13548885004947833,0.13604371454027514,0.1372356588561367,0.13785757149549238,0.1386519337137696,0.13942706294648005,0.14000005404862995,0.14171758042455385,0.14346648770008785,0.1436080963016411,0.14436964717660367,0.14451196258313997,0.14469572966633762,0.1451011325380214],"n_dims_used":45,"mean_confidence":0.9199097527398004},"coverage":{"mean_confidence":0.9199097527398004,"n_dims_used":45,"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}}