{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005571","480:4800005569","492:4920000909","480:4800004380","480:4800003022","480:4800005237","480:4800005070","492:4920001001","492:4920000948","480:4800003758","480:4800005650","480:4800003901","480:4800004812","497:4970002463","492:4920001244","480:4800005568","480:4800005323","480:4800006023","495:4950003273","480:4800002804","665:6650001587","497:4970002597","480:4800003757","665:6650004294","487:4870000008"],"twin_admin_codes":[480,480,492,480,480,480,480,492,492,480,480,480,480,497,492,480,480,480,495,480,665,497,480,665,487],"twin_sims":[0.1929655178624193,0.1378198092691089,0.10225795976301551,0.0684687194338254,0.06828292796972554,0.04710030533556106,0.039844168810469274,0.035825821015693905,0.0347538041824257,0.02569604554213686,0.02156066464349614,0.01978992460002098,0.01564149496746547,0.015238128504905576,0.01432017685043113,0.013535255597179502,0.011800799669129877,0.011569177400257348,0.009767569470748746,0.008857181588016292,0.008284724770540569,0.007845719105507453,0.007414619562769753,0.0057590074385644365,0.004657173650965949],"twin_dists":[0.23558843729941173,0.25856494916051476,0.27735162105942757,0.30075848480870054,0.3009108350948987,0.3210541350344499,0.3297267036270474,0.3351207941147802,0.3366464076914384,0.35144996961370173,0.3597727109064203,0.3637683228338255,0.37451748799999357,0.37569232451584506,0.3784715380745089,0.38097557838271373,0.38699929821211987,0.3878623160704963,0.3951552715417612,0.3993097369578632,0.4021221958248797,0.4043995086577324,0.40674987629898524,0.4170969311132781,0.4255979825994265],"n_dims_used":43,"mean_confidence":0.9082455302393714},"coverage":{"mean_confidence":0.9082455302393714,"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}}