{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840002421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840003758","484:4840002513","467:4670001916","500:5000010422","467:4670002085","472:4720006439","467:4670002264","498:4980003676","496:4960009732","473:4730003245","498:4980004917","484:4840004716","473:4730003308","498:4980002563","498:4980000624","470:4700001185","473:4730002110","467:4670001568","473:4730004323","498:4980003700","496:4960005514","467:4670003443","481:4810001409","472:4720006609","468:4680002589"],"twin_admin_codes":[484,484,467,500,467,472,467,498,496,473,498,484,473,498,498,470,473,467,473,498,496,467,481,472,468],"twin_sims":[0.11567997386077813,0.08413157606131112,0.07871413538834969,0.07134225273050841,0.04762646637755871,0.04717389777463441,0.04696300609460636,0.04644096423426529,0.04581154942929193,0.04326722844793556,0.04065048330108574,0.0377309604356138,0.03619573161126049,0.03595866280162727,0.03528495461633355,0.03449441154983391,0.033076808502482395,0.032453524006284026,0.030943069879918926,0.030920184402182204,0.030292967388354974,0.02851256697044036,0.028040951302836972,0.027797082482686673,0.027740640822661377],"twin_dists":[0.26974701192736994,0.28897428455252666,0.2928335640861508,0.29844391501357564,0.32046995712343074,0.3209721007634139,0.32120747095459806,0.32179393349285046,0.3225084026114389,0.3254831775502066,0.32870021990724313,0.3325027483991456,0.3346033662322861,0.3349344560036749,0.33588558727411305,0.33702156452663146,0.3391153377902853,0.3400602308911683,0.34241606077061854,0.34245250490931967,0.34346042704049146,0.3464222879271833,0.3472334401649752,0.3476574929890218,0.3477560928648774],"n_dims_used":43,"mean_confidence":0.929441585097202},"coverage":{"mean_confidence":0.929441585097202,"n_dims_used":43,"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}}