{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011044","490:4900011995","490:4900008053","490:4900005610","490:4900011929","490:4900010361","490:4900009781","490:4900010791","490:4900010437","490:4900012680","490:4900008413","490:4900008505","490:4900010698","490:4900010363","490:4900008488","490:4900010368","490:4900012963","490:4900011873","490:4900007974","490:4900008419","490:4900001660","490:4900008859","490:4900010794","466:4660007273","490:4900009694"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.2676584326146515,0.128842711289647,0.12698909742059755,0.11662613892508739,0.10157100014753499,0.09271445759939989,0.08949314420057128,0.07819157496552377,0.05999249868956165,0.03807518110641492,0.02607745023076774,0.025212531291807432,0.024079530368104975,0.015251865758319562,0.013854746522180043,0.013287432294532553,0.012366501514306832,0.011243425666297258,0.010637926689238292,0.010391036700173484,0.009903953159660452,0.009054939387387358,0.008311952101676005,0.008045146246063322,0.006120783098354407],"twin_dists":[0.21086462846100432,0.262922096919302,0.26385011653048174,0.26923716437295264,0.2777612525607386,0.2832473457276034,0.2853454066976168,0.29321698162899845,0.30808110450619075,0.3320417290324215,0.35074212465669113,0.35236047675443577,0.35455464635173417,0.37565186586956223,0.3799412542660613,0.38179285142939473,0.38495306106630645,0.3891023906495597,0.3914947744680911,0.3925051834894001,0.39456293715330865,0.39837588039452926,0.40198454516271515,0.4033511983577262,0.4146258103193404],"n_dims_used":45,"mean_confidence":0.9125539143880208},"coverage":{"mean_confidence":0.9125539143880208,"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}}