{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002822","490:4900003375","490:4900003504","490:4900004209","491:4910002014","490:4900002373","490:4900004472","490:4900004890","490:4900003373","490:4900003368","490:4900004475","490:4900005163","490:4900002519","490:4900002817","490:4900004207","490:4900004194","490:4900003242","490:4900004476","490:4900007424","490:4900003374","490:4900006666","490:4900004065","490:4900002972","490:4900004471","490:4900003369"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7736964837531082,0.33477914360993394,0.3242602750333383,0.30312413731090854,0.30116638744515845,0.29902302555715565,0.29106405705153093,0.2796831214807924,0.2589464633491163,0.2540453061007132,0.2525446348909737,0.2390373847824428,0.23226459481639328,0.2280999972027083,0.2249681824436456,0.22430359797736,0.20306436512417506,0.19376743734262208,0.17346228108803893,0.1674740209278297,0.16628225870668376,0.16177115997998773,0.15447560635592847,0.1433777604088265,0.14320395576025535],"twin_dists":[0.09303503798774275,0.19213386345436578,0.19491636157599757,0.20066451935718904,0.20120843536592659,0.20180629025956592,0.20404864268549036,0.20731955373423722,0.21349516610406521,0.21499956722825872,0.2154638704241185,0.21972485859528143,0.22192035332404952,0.22329131125758606,0.22433322848398565,0.2245555647371808,0.23190741943436685,0.23529132689502202,0.24309750300937044,0.24552304077262044,0.2460131740357123,0.24789175304417066,0.25101207971666395,0.2559728589161832,0.25605277403371857],"n_dims_used":45,"mean_confidence":0.898801506890191},"coverage":{"mean_confidence":0.898801506890191,"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}}