{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010062","490:4900010251","490:4900010332","490:4900009661","490:4900010244","490:4900010159","490:4900009955","490:4900010333","490:4900010061","490:4900007789","490:4900009959","490:4900010060","490:4900010155","490:4900009956","490:4900010330","490:4900009965","490:4900010058","490:4900010334","490:4900010161","490:4900009437","490:4900010416","490:4900010068","490:4900010918","490:4900010500","490:4900010343"],"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":[0.5019221075491166,0.49588973568310957,0.485105872797644,0.4443263917157372,0.4030377684477297,0.40085427241504645,0.38253934509824894,0.3657390531849072,0.35950381760823646,0.34753356364443516,0.33196180727457913,0.31749497940912197,0.3149787123375809,0.30799776722557864,0.2497613646647158,0.23071710298698933,0.2229570697166925,0.2123229392089721,0.19352056049993926,0.1787185223712934,0.17388683924563378,0.16970969588724258,0.15578133134415095,0.1539945209823843,0.15153424558124032],"twin_dists":[0.1524917116316527,0.15382334320556185,0.15621564606659918,0.1654252156415482,0.1750874762652799,0.1756100297551287,0.1800459313732481,0.18420535542824162,0.185773229562226,0.18882285804015986,0.19287435794434202,0.19673248044636973,0.1974135118350234,0.1993192811765145,0.2163296811952615,0.22242787009046028,0.22500739284132007,0.2286415812604609,0.23538270324838198,0.24101732182330496,0.2429278271792958,0.24461031174944864,0.25044583263962583,0.25122159284873424,0.25230061425161865],"n_dims_used":45,"mean_confidence":0.8866678873697916},"coverage":{"mean_confidence":0.8866678873697916,"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}}