{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006250","493:4930006316","496:4960002397","466:4660000041","480:4800004800","490:4900001474","466:4660003117","496:4960012192","466:4660000978","466:4660001342","496:4960002682","466:4660001744","496:4960004061","490:4900003083","490:4900000568","496:4960007967","488:4880003479","480:4800003681","466:4660013140","490:4900001337","496:4960010215","488:4880003314","493:4930007156","490:4900005410","493:4930007162"],"twin_admin_codes":[493,493,496,466,480,490,466,496,466,466,496,466,496,490,490,496,488,480,466,490,496,488,493,490,493],"twin_sims":[0.43260555667036676,0.42634334913036903,0.41640481762643183,0.40792359192849925,0.3615598403855593,0.35280868672350124,0.33882932661845827,0.3353388820755563,0.33290849498793107,0.3318970386413439,0.3305187887017623,0.32775547412325895,0.32206940479518564,0.3216384942332511,0.32021008054736505,0.3127578408068942,0.31123208230869154,0.30981272731660564,0.3092236398833658,0.30679772494039026,0.30677651722480354,0.30323706493196806,0.30215912528029953,0.3020267203745315,0.2992824500554547],"twin_dists":[0.16812892418220482,0.1695854759510536,0.1719154992939569,0.17392278087154894,0.18525472026479203,0.18747231159810823,0.1910752334107667,0.19198714877372847,0.19262515455211304,0.1928914216350731,0.19325496282040597,0.19398635783355475,0.19550215096522136,0.19561762817191797,0.19600104081962563,0.19801716177190595,0.19843329064718088,0.19882144766876256,0.19898284707832603,0.19964937343090683,0.199655213663657,0.20063320743255586,0.20093236943364748,0.20096915873689272,0.20173379509545333],"n_dims_used":43,"mean_confidence":0.9215631706770077},"coverage":{"mean_confidence":0.9215631706770077,"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}}