{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006405","490:4900005791","466:4660009076","478:4780008690","490:4900001484","494:4940008211","496:4960007903","469:4690001411","466:4660010928","490:4900004040","470:4700000225","466:4660011350","490:4900004839","466:4660002990","490:4900006400","470:4700006193","490:4900001752","490:4900001446","468:4680001734","490:4900004314","490:4900001861","490:4900006280","470:4700004933","490:4900005403","490:4900000566"],"twin_admin_codes":[490,490,466,478,490,494,496,469,466,490,470,466,490,466,490,470,490,490,468,490,490,490,470,490,490],"twin_sims":[0.12913653994704055,0.1030454701934529,0.07963563966665498,0.07888735480923467,0.06895949516416044,0.06800690537663992,0.06711816667990415,0.061934444595115726,0.05959527876500996,0.05724171218896403,0.05712514289583099,0.052300814467459954,0.051214332533287964,0.050241759954515054,0.04914800824184139,0.04830642582184018,0.048297091485955145,0.047238892781965525,0.04707228943747331,0.04637665737280519,0.04613485690100337,0.04523574045050232,0.04400674909859257,0.04383421232975858,0.04303836057011296],"twin_dists":[0.26277591929278105,0.27688466612775353,0.29216238311685594,0.2927069193352228,0.3003576565671357,0.3011377995630188,0.3018737125961621,0.30633197728492684,0.30844460275311886,0.3106402490699051,0.3107509182627177,0.31550377604556934,0.31662408370929457,0.3176438299998127,0.3188104651639876,0.3197229589073944,0.31973315391201096,0.3208997390915704,0.3210853928269658,0.3218665570938773,0.3221403861170076,0.32316926208466734,0.3246037254346819,0.3248077924606364,0.3257579118158665],"n_dims_used":45,"mean_confidence":0.9125160217285156},"coverage":{"mean_confidence":0.9125160217285156,"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}}