{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002684","490:4900001778","490:4900002834","490:4900001367","490:4900004073","490:4900004211","490:4900004491","490:4900003248","490:4900001368","490:4900004489","490:4900002692","490:4900002398","490:4900003249","490:4900002399","490:4900001637","490:4900001779","490:4900001108","490:4900001105","490:4900001926","490:4900001502","490:4900001107","490:4900001634","490:4900003941","490:4900001501","490:4900003932"],"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":[0.6948283276163154,0.5651114504654084,0.5462892498917165,0.48141773760321904,0.4086208315746301,0.38194523151482845,0.3491143186526559,0.32399114883472824,0.2969488223711586,0.294432647052297,0.2857434122274798,0.28449863187179125,0.2836818375634811,0.28297608166689187,0.2795122556779319,0.2782026243888322,0.26893479059147674,0.2647853091312015,0.25092311598930367,0.2439769364174211,0.23459806198272354,0.22158840267081092,0.20241979876625474,0.2020940206436904,0.19498291048609964],"twin_dists":[0.11082647049676089,0.1387570549378442,0.14281549030111546,0.15703752656985157,0.1737570778173572,0.18019148388592401,0.18841702998494794,0.19498820084245908,0.20238724944274877,0.20309521383358742,0.20556805535241696,0.20592596906005822,0.20616133583078763,0.20636503522834776,0.2073692675327638,0.20775092295385417,0.21048374291127486,0.21172616248861728,0.21596754239130683,0.21814905796345993,0.22115925266760378,0.22546851830262396,0.2321385411697077,0.23225554757786399,0.23484262070222497],"n_dims_used":45,"mean_confidence":0.9145333184136285},"coverage":{"mean_confidence":0.9145333184136285,"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}}