{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004136","489:4890004558","489:4890003638","489:4890003964","489:4890004412","489:4890004683","489:4890004400","489:4890003844","489:4890004642","489:4890004134","489:4890004763","489:4890004243","489:4890003907","489:4890004075","489:4890003703","489:4890004600","489:4890004013","489:4890004630","489:4890003950","489:4890004190","489:4890003708","489:4890004156","489:4890004624","489:4890003768","489:4890004935"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.899925977725229,0.8910996523788518,0.8465541562933058,0.8241940123558634,0.8221725430234996,0.8219257972908439,0.8210739736035177,0.8132329095093638,0.8131843604813236,0.7981116624981743,0.7932342461343597,0.7861212179950539,0.7850399352984219,0.7820198522363667,0.7703651286095211,0.7676990701895304,0.7659679893492082,0.7606139535884041,0.7463208241988584,0.7417618674143792,0.7317498308042033,0.726888884593895,0.7238361026863022,0.7136271398852109,0.6937474618950614],"twin_dists":[0.05964131891757875,0.06236653867804814,0.07496382019479603,0.08076257809016886,0.0812738311416655,0.08133610165932753,0.0815508518862785,0.08351196729342109,0.08352402448568338,0.08722051161736849,0.08839801982084776,0.09010037798257138,0.09035768402413177,0.09107436773004522,0.09381410274813849,0.09443535729135367,0.09483770850074316,0.0960771637457634,0.09935181173257478,0.10038668146069273,0.10264466161509489,0.10373413666992114,0.10441622691510301,0.10668612721581806,0.11106315669057203],"n_dims_used":44,"mean_confidence":0.9186364954168146},"coverage":{"mean_confidence":0.9186364954168146,"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}}