{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004404","490:4900001984","490:4900001282","490:4900002890","490:4900004538","490:4900003037","490:4900002139","490:4900004400","490:4900003986","490:4900004127","490:4900004420","490:4900003184","490:4900003046","490:4900002749","490:4900004262","490:4900003306","490:4900002134","490:4900004543","490:4900003844","490:4900003182","490:4900004267","490:4900003571","490:4900003314","490:4900003180","490:4900002586"],"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":[0.8374069800092063,0.7781556480258757,0.7404041523284332,0.7163565761639648,0.7110121099733675,0.7083091966100525,0.7011653893987244,0.6485149490314811,0.602490172340188,0.5784192403559976,0.5769017959148313,0.5764433544597047,0.5577223675252313,0.5473708195268279,0.5301829953383664,0.5225756976820681,0.4963960907409098,0.4887386008071348,0.4624771728776839,0.4586965912975323,0.44815137211688433,0.44710272020126346,0.44012094092980025,0.4351238083519771,0.43494961317189196],"twin_dists":[0.07736968655591407,0.0919872146930798,0.10069404274030923,0.10608086183972872,0.10726497636058534,0.10786223750078631,0.10943595856442087,0.1208698564002609,0.1307396768306657,0.1358981642866993,0.1362238167946946,0.13632221619007356,0.14034787661317394,0.14258169796790982,0.14630729144088012,0.1479640865094562,0.15371139119140675,0.15540799722278048,0.16129115445384917,0.16214727625089867,0.16454889652972657,0.164788863459238,0.1663920510641374,0.16754560621898779,0.16758591249239996],"n_dims_used":45,"mean_confidence":0.9211849636501737},"coverage":{"mean_confidence":0.9211849636501737,"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}}