{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000035","490:4900000520","490:4900000025","490:4900000624","494:4940008445","490:4900000621","490:4900000194","496:4960008285","494:4940008132","496:4960007435","496:4960007931","494:4940008337","494:4940008340","494:4940008444","490:4900001074","490:4900001192","494:4940008798","490:4900002186","496:4960005973","494:4940007928","496:4960006774","490:4900001594","494:4940007990","490:4900000057","490:4900001052"],"twin_admin_codes":[490,490,490,490,494,490,490,496,494,496,496,494,494,494,490,490,494,490,496,494,496,490,494,490,490],"twin_sims":[0.58152255776621,0.4323585020580075,0.35858519364267005,0.3491094225471198,0.34077614224819125,0.33753535861679496,0.33016603368349734,0.3160852814374531,0.2994078988431957,0.2946518068981025,0.286251856852538,0.28438191081339326,0.2749399202584948,0.2713781612971438,0.2710359931303764,0.26508439772006415,0.2591884913765122,0.25741780700379113,0.2474057477436519,0.24664320176701615,0.2430708902271442,0.23724439538646905,0.23414242308184938,0.23255039449103804,0.23231207542225543],"twin_dists":[0.13523240038941386,0.16818622438648034,0.18600538721473792,0.1884182854720228,0.19056880466570117,0.19141270178995537,0.19334814250957422,0.19711363952232827,0.2016987521204127,0.20303340827577998,0.20542213106882964,0.20595957834505568,0.20870653739344855,0.20975771095221987,0.20985914024786947,0.21163620729788934,0.21342134381049477,0.21396243791781544,0.21706729210644654,0.21730703179471342,0.21843654449537692,0.22030208238361218,0.22130747564462758,0.2218268657911104,0.22190481677315732],"n_dims_used":45,"mean_confidence":0.9182609558105469},"coverage":{"mean_confidence":0.9182609558105469,"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}}