{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003493","499:4990004201","499:4990003956","468:4680000057","499:4990004233","468:4680000135","499:4990004095","499:4990004255","499:4990003550","499:4990003548","499:4990004029","499:4990003777","499:4990004179","499:4990004223","467:4670000866","499:4990003492","499:4990004237","499:4990003852","499:4990004257","499:4990003820","499:4990004159","499:4990004218","499:4990004041","499:4990003850","499:4990003546"],"twin_admin_codes":[499,499,499,468,499,468,499,499,499,499,499,499,499,499,467,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9157246151345925,0.8779118342944477,0.8711117397482754,0.8319700547462824,0.8090625619101489,0.8062908383383176,0.8037319892014623,0.7944405699589219,0.7755910249292859,0.7754160666148083,0.7754160238006687,0.7742710351982196,0.769069213532004,0.7632690612352593,0.7608736434407046,0.7589480646162625,0.7588212082259943,0.7578913943594656,0.7489835396891903,0.7447517222506064,0.7413005193668323,0.7411493580862192,0.7362846527103196,0.7355610099634969,0.7287250565016832],"twin_dists":[0.05449766179414818,0.06627649364554644,0.06822677080604644,0.07877695034490849,0.08454400836220956,0.08522592251333055,0.08585271662857029,0.08810758303602398,0.0925905684063886,0.09263165833503081,0.09263166838907218,0.09290035500832008,0.09411632473514471,0.09546343312543575,0.09601721506998166,0.09646132885062682,0.09649055457306722,0.09670464838880233,0.09874531967201933,0.0997084891187474,0.10049116428936489,0.10052538873384578,0.10162435537012983,0.10178743268133394,0.1033230961458891],"n_dims_used":44,"mean_confidence":0.9351664456454191},"coverage":{"mean_confidence":0.9351664456454191,"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}}