{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008601","490:4900009266","490:4900009676","490:4900009053","490:4900007347","490:4900008496","490:4900009478","490:4900009268","490:4900009278","490:4900005614","490:4900008378","490:4900009279","490:4900008709","490:4900011195","490:4900008713","490:4900005750","490:4900009159","490:4900009155","490:4900006611","490:4900008048","490:4900008592","490:4900009976","490:4900008063","490:4900010079","490:4900009574"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.43503876779341094,0.40609942471086324,0.30069436892498824,0.2961248953714541,0.25932745922063,0.24999047350422363,0.2245761793285603,0.2188501202147337,0.2150666959202604,0.19115369603499585,0.17352069523326463,0.17178969763346852,0.16843213057315115,0.1548288488591758,0.1504856722427841,0.13966601924193733,0.13934063101589397,0.13837316393745225,0.13530889308883598,0.13388079559125768,0.13297963447289046,0.12438160636986166,0.124250366054573,0.11984266689659437,0.11533754007158971],"twin_dists":[0.1675652825829873,0.1743568993132942,0.2013398829983856,0.2026186831617485,0.21337897608426346,0.21625817876023867,0.22446431990793486,0.22639683717704204,0.2276923927752115,0.2362628957089874,0.24307414004634648,0.24376885909703114,0.2451308197242966,0.25085854631475374,0.25276440850268334,0.25769541711647553,0.25784804359257496,0.258303420516666,0.25976163818053405,0.2604497062069222,0.26088673446138655,0.26517310691935303,0.26524025035525045,0.26752729002618825,0.26993232408716294],"n_dims_used":45,"mean_confidence":0.9155153062608506},"coverage":{"mean_confidence":0.9155153062608506,"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}}