{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011957","490:4900011955","490:4900011956","490:4900011627","490:4900011885","490:4900011074","490:4900012026","490:4900012157","490:4900010227","490:4900010914","490:4900009006","490:4900009426","490:4900009538","490:4900012156","490:4900012090","490:4900012089","490:4900011954","490:4900011958","490:4900011072","490:4900010821","490:4900009011","490:4900010485","490:4900011886","490:4900011152","490:4900009640"],"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":[0.2138358480859548,0.1601368759561233,0.1440275278337209,0.12558685837523106,0.11726028739833168,0.09650180526612755,0.09379354498125013,0.08481130971450852,0.08229656091046657,0.06905914234355286,0.06414635220081367,0.06374379842234291,0.05680220559566007,0.04914966904101506,0.04896877717989907,0.04314906895541079,0.043013083762567995,0.040223664712692994,0.03986533816551862,0.03979150111435096,0.03780086541843165,0.0347042855415124,0.03389677094303599,0.03009725817249156,0.029634608996982736],"twin_dists":[0.22811717973656379,0.24858169269872904,0.255674732355709,0.2645589951837948,0.26889722306894887,0.2808530045424858,0.2825574156555394,0.28850420313852576,0.29025863915695516,0.30027655579908125,0.30439366330416817,0.3047423068907007,0.3110584867102403,0.31880867735876767,0.3190036993552151,0.32562486384969197,0.32578832952550907,0.3292414201083427,0.32969953054019224,0.32979436109787225,0.3324088361897179,0.33671784146356704,0.3378951563007614,0.3437785873663668,0.34453781839627345],"n_dims_used":45,"mean_confidence":0.8857645670572917},"coverage":{"mean_confidence":0.8857645670572917,"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}}