{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001340","498:4980001146","498:4980001531","498:4980001433","498:4980001244","498:4980001247","498:4980001129","498:4980001532","498:4980002394","498:4980001895","498:4980000509","498:4980001625","498:4980001535","498:4980003561","498:4980000956","498:4980000871","498:4980001530","498:4980002355","498:4980001717","498:4980002587","498:4980001338","498:4980001152","498:4980002789","498:4980001440","498:4980001221"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.8510915987418027,0.8398238323411611,0.8121269807087842,0.8077182736257397,0.7736655343153194,0.7730159460553219,0.7481687376415413,0.6827371658446841,0.6762083557293049,0.6755412027496781,0.672742588761046,0.6462440740980276,0.6300632105922748,0.6283554969735345,0.6057912331822407,0.6044995303493333,0.5933001552580566,0.5865342577035688,0.579559910460064,0.5696149737786459,0.5663362490464486,0.5545191084225898,0.550681600618108,0.5399866139217276,0.5267942824755537],"twin_dists":[0.07375121929890321,0.07673881832040691,0.08378637338426788,0.08487512925015975,0.09304229027593504,0.09319444296977479,0.0989310740479383,0.11346680144515103,0.11488630372507778,0.11503113588183939,0.11563826352803319,0.12135838233872809,0.12483298051142946,0.12519916671319092,0.13003281843893816,0.13030940821751122,0.13270794034382688,0.13415779340492884,0.1356534187365914,0.13778876792295272,0.13849362482106323,0.1410384326148005,0.14186652157148932,0.14417950899148751,0.14704466795022517],"n_dims_used":45,"mean_confidence":0.9251998901367188},"coverage":{"mean_confidence":0.9251998901367188,"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}}