{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008697","490:4900010592","490:4900010030","490:4900009453","490:4900007897","490:4900009523","490:4900011306","490:4900007991","490:4900009645","490:4900009440","490:4900009455","490:4900010041","490:4900009842","490:4900008777","490:4900009746","490:4900009548","490:4900011567","490:4900009753","490:4900009930","490:4900009745","490:4900008900","490:4900009425","490:4900010219","490:4900007791","490:4900009016"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.010273044971673518,0.0036705383817740027,0.0024180354073653305,0.0023766707676316614,0.002330642938703383,0.0019037880980671059,0.0017326569459358457,0.0017323033944463236,0.0017253343730351822,0.0014251492338045368,0.0011192983371031524,0.0010860564168656186,0.0009299980212701276,0.0007745589570424418,0.0007295188893010945,0.0007004680681126688,0.0006999388719670267,0.0006863328654328239,0.000549269104196999,0.0005143493893057339,0.0004937625422125807,0.0004718576291455046,0.0004596393082736759,0.0004353186983989146,0.0004320418338718797],"twin_dists":[0.3929956407996829,0.4349309046722564,0.45082724814206915,0.45147235987053075,0.4522024167756763,0.4596863269077791,0.46312955331558886,0.4631369856648985,0.46328377425485506,0.47019151924886904,0.4787792024844396,0.47984016983549943,0.4852625344980058,0.4915785125190597,0.49362985501252793,0.49501646021727375,0.49504221211210103,0.4957106154577065,0.5032337935918078,0.5054306511177319,0.5067920114522887,0.5083000483585465,0.509169891813379,0.5109676352197071,0.5112170023633815],"n_dims_used":45,"mean_confidence":0.8977126227484808},"coverage":{"mean_confidence":0.8977126227484808,"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}}