{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002975","490:4900001922","490:4900004088","490:4900004094","490:4900002543","490:4900001923","490:4900004366","490:4900003954","490:4900004076","490:4900004502","490:4900006092","490:4900003268","490:4900002244","490:4900001927","490:4900001508","490:4900007664","490:4900004361","490:4900002536","490:4900002847","490:4900000640","490:4900006211","490:4900006686","490:4900005043","490:4900004077","490:4900004210"],"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":[0.1156908070618037,0.09793951775458566,0.07707091613296949,0.06477962951410186,0.03489223304459772,0.011435423297736171,0.00923482983671128,0.008247733312468431,0.0076826563628481365,0.005944598235996699,0.005629928563945119,0.005396784961606454,0.002961679775357394,0.0025384985592538556,0.0023933602115122055,0.0021511059843535513,0.002129476377340188,0.001910839728850616,0.001830597694294815,0.0016206712525378226,0.0016204307362993739,0.0012870792041937333,0.0012632121260265155,0.0012245137183988025,0.0011260196865585427],"twin_dists":[0.2697411562916782,0.2799634382099779,0.2940462389067018,0.30384879954378546,0.33644717387932704,0.38836769200998017,0.39754209697382775,0.4023098607281181,0.40527457731155603,0.41581228596979825,0.4180126345404188,0.4197157597915645,0.44317463458292494,0.4490045783291635,0.45121084598160216,0.4551826815357332,0.45555701864532255,0.4595506462042819,0.461122572646625,0.46555664789703416,0.4655620250743011,0.473832959231429,0.4744987986914217,0.47560354587927095,0.47856823378993163],"n_dims_used":45,"mean_confidence":0.9219223022460937},"coverage":{"mean_confidence":0.9219223022460937,"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}}