{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007547","490:4900006325","490:4900007183","490:4900007549","490:4900007300","490:4900006911","490:4900005564","490:4900006809","490:4900007179","490:4900006921","490:4900007174","490:4900005694","490:4900007054","490:4900007297","490:4900006931","490:4900006934","490:4900006671","490:4900006202","490:4900005699","490:4900005697","490:4900007305","490:4900006429","490:4900007657","491:4910002310","490:4900007309"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.2619380802816108,0.23821428047616844,0.23655558762549403,0.2299485227969225,0.22482654758357704,0.21293048682628135,0.18541600590385035,0.1735199862523418,0.16927335255632897,0.12859836484385678,0.12689887580834552,0.12598356537382246,0.1253319940893507,0.11559035783025845,0.1101625538308569,0.09355393020176438,0.08012819996727383,0.07991460013530784,0.07098063145045291,0.0675410904374339,0.06657156227968639,0.06320317420986407,0.06313069928898588,0.0577523472823185,0.05711180878610428],"twin_dists":[0.21258570331270255,0.2199894921410547,0.22052458909635078,0.2226807681186844,0.22438057565801064,0.2284306914466864,0.2384287112104884,0.24307442357231232,0.2447877699291582,0.2630438495549238,0.26389554744540444,0.2643578401366887,0.26468848175353166,0.2697954679587099,0.27278578613246984,0.28271007369107104,0.2918061777084834,0.2919604306510206,0.29873098402674103,0.3015225304912274,0.302330276524187,0.30521337659051967,0.3052767777214431,0.31015763991114126,0.3107635893485806],"n_dims_used":45,"mean_confidence":0.8944334242078993},"coverage":{"mean_confidence":0.8944334242078993,"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}}