{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000275","496:4960009281","490:4900000276","496:4960007281","496:4960004360","496:4960008368","490:4900000731","490:4900001558","496:4960008375","496:4960008964","490:4900000825","496:4960007151","490:4900000490","496:4960007150","490:4900000229","490:4900004298","490:4900002781","490:4900000710","466:4660000021","490:4900001693","490:4900000682","490:4900000403","494:4940008792","490:4900000765","490:4900004025"],"twin_admin_codes":[490,496,490,496,496,496,490,490,496,496,490,496,490,496,490,490,490,490,466,490,490,490,494,490,490],"twin_sims":[0.6128452476638353,0.5408834489512474,0.5278689649067736,0.4753485449457188,0.44177810172775317,0.4388349423295301,0.43764623162929395,0.429181734376223,0.42818697448440834,0.41903083483441717,0.41857476122338155,0.416603028925076,0.4117120780021946,0.40793811969024774,0.4064622937455946,0.4021899354959489,0.4008995146814977,0.40041053158339923,0.3998456178690962,0.39501907407429737,0.3888536826688313,0.38485909028875354,0.37525551920266387,0.3693229321684702,0.3664542580159442],"twin_dists":[0.1285223156193274,0.1439852388721368,0.14681070853358708,0.1583943800400659,0.16601064337941743,0.16668841970066278,0.16696267118103203,0.16892420907049233,0.1691557560291051,0.17129758272109202,0.1714047805528412,0.17186880100515417,0.17302391920394286,0.17391932698803655,0.17427047423534558,0.1752902272469617,0.17559918936006555,0.17571638287960165,0.17585185540322457,0.17701289702158737,0.1785055867217099,0.17947864834235902,0.18183802061598395,0.18331026958119243,0.18402638087452228],"n_dims_used":45,"mean_confidence":0.916668192545573},"coverage":{"mean_confidence":0.916668192545573,"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}}