{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003314","490:4900002443","490:4900003182","490:4900006389","490:4900001415","490:4900001550","490:4900003711","490:4900012636","490:4900001549","490:4900004538","490:4900006637","490:4900003180","490:4900001554","490:4900001829","490:4900001984","490:4900002450","490:4900001980","490:4900002291","490:4900012564","490:4900004693","490:4900003332","490:4900002895","490:4900001281","490:4900001557","490:4900007617"],"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":[0.4961759145580276,0.4814743854654742,0.45628020463817476,0.4336077087933493,0.4323854071121171,0.42653147759472854,0.4239680890078539,0.41906026554732373,0.40546227286632347,0.4023007620964074,0.38189327204734397,0.37369981679542336,0.37256590767881037,0.3560827316183656,0.3475698708653895,0.344716451909586,0.3391801008828934,0.3302499749170122,0.3282079534435757,0.3274852190370811,0.3224708007501187,0.3218918739801079,0.31490974574001446,0.3148290082820601,0.3134380352225749],"twin_dists":[0.15376006677863974,0.15702488800939748,0.16269579494629183,0.16789662675705178,0.16817998356610794,0.16954159111794082,0.17014024667998212,0.17129066688369085,0.17450873399603825,0.17526371321239548,0.18020421865943906,0.18222297100686055,0.1825040476983744,0.18663937026536614,0.1888135259822029,0.18954851757429336,0.19098387066158856,0.19332596461322923,0.19386636369888735,0.19405807106136416,0.1953946608348136,0.1955497159458137,0.19743222104230804,0.19745412639337726,0.1978320214731668],"n_dims_used":45,"mean_confidence":0.9170501708984375},"coverage":{"mean_confidence":0.9170501708984375,"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}}