{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930007160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001634","493:4930007191","496:4960003096","496:4960004214","466:4660002150","466:4660002722","466:4660002891","466:4660001636","493:4930007113","466:4660011189","466:4660002723","490:4900001191","493:4930007137","496:4960008487","494:4940008238","487:4870004843","466:4660001856","466:4660001527","494:4940008531","494:4940008300","466:4660013254","466:4660002827","496:4960008767","496:4960007286","496:4960008861"],"twin_admin_codes":[496,493,496,496,466,466,466,466,493,466,466,490,493,496,494,487,466,466,494,494,466,466,496,496,496],"twin_sims":[0.6015892676605409,0.571210730370505,0.5088153990315822,0.43689268668679154,0.42793847367410526,0.39294644642718596,0.38702896321657076,0.3829138045002765,0.38065643389184006,0.3733840908651345,0.3358553815551473,0.331562107672087,0.32625687414255533,0.30330049425994804,0.29900225622042953,0.29318076910752267,0.29147380034878384,0.28829081462969225,0.2855512480280496,0.28235634929620207,0.27933177751470617,0.265473398463641,0.26153285835150264,0.25975906596888126,0.2574257380761679],"twin_dists":[0.13093259527948478,0.1374458799817195,0.15097539094418555,0.16713667636296373,0.16921363316493487,0.17751347784465135,0.17894948869956176,0.17995424788544445,0.18050760247276715,0.18230119180771026,0.19185188537873712,0.19297969030340573,0.19438442986235838,0.20061562308267444,0.20181209576218642,0.20344878030668248,0.20393232237357278,0.20483850376385804,0.2056232473478439,0.2065441591485532,0.20742179813132147,0.2115193043425633,0.21270850905156763,0.21324748131728108,0.21396000907585921],"n_dims_used":45,"mean_confidence":0.9261796739366319},"coverage":{"mean_confidence":0.9261796739366319,"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}}