{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006320","490:4900007537","490:4900006198","490:4900007661","490:4900006446","490:4900002221","490:4900002222","490:4900002820","490:4900005432","490:4900002068","490:4900006542","490:4900007283","490:4900006805","490:4900002674","490:4900007282","490:4900002821","490:4900006203","490:4900006930","490:4900006558","490:4900006431","490:4900004614","490:4900002521","490:4900002819","490:4900002670","490:4900007535"],"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":[0.6231335194012163,0.4169427070915495,0.3762268617499278,0.3465507975270893,0.32502078960768527,0.31587034021488974,0.311368350814905,0.3028382399586073,0.29529575427263927,0.28108665195371335,0.2687663360586775,0.237475291304893,0.22612570237522914,0.22187757889610327,0.20942716918754556,0.20719847318014087,0.20580287378915427,0.18803435292936335,0.18483529663301757,0.1824524998015376,0.1776737422317119,0.17715024089305967,0.17456046445074513,0.16961039848791584,0.16642981055854428],"twin_dists":[0.1263184749807707,0.17178879548416853,0.1815980635790261,0.1890756543367446,0.1947135324050012,0.19717184046911188,0.19839607805177364,0.20074382165947738,0.2028519647727605,0.20691188934262333,0.210533948158232,0.22022759005246526,0.2239470211025755,0.22537093216995807,0.22965241378298026,0.23043688052678474,0.23093104468319506,0.23743461850841083,0.23865052048070748,0.23956583397991368,0.2414272975079353,0.24163336579216516,0.2426592170696052,0.24465066656918041,0.24595235365299603],"n_dims_used":45,"mean_confidence":0.8958445231119792},"coverage":{"mean_confidence":0.8958445231119792,"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}}