{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004000","490:4900004276","490:4900003717","490:4900004266","490:4900002902","490:4900002754","490:4900002901","490:4900002597","490:4900002903","490:4900004408","490:4900005636","490:4900005378","490:4900002456","490:4900003043","490:4900002457","490:4900001674","490:4900003329","490:4900007377","490:4900001971","490:4900004429","490:4900004430","490:4900001833","490:4900012290","490:4900007743","490:4900003758"],"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":[0.7679846280055327,0.6069243193800385,0.46878739773344896,0.4308851297465475,0.4279442390353312,0.41970386143134286,0.4050834319508742,0.3998573189774952,0.3797089172467826,0.37410387619350766,0.36108646104754877,0.3561723179373352,0.35593369388794766,0.286508933609127,0.28290765525561873,0.28135947125809024,0.2800846065242534,0.2773301198776699,0.2755645836965822,0.26976038683991216,0.2691348226014089,0.2607094957749053,0.25698869983832323,0.22730619599463128,0.22586640460113727],"twin_dists":[0.09436890833501774,0.12979019419333376,0.15986762556489442,0.16852822388871713,0.16921229022580106,0.17113948171646956,0.1745990630652883,0.17584904846722232,0.1807403403427484,0.18212291308812956,0.18537396857295607,0.1866166346330159,0.1866772002912351,0.20534840892498588,0.20638480116169128,0.20683279062097967,0.20720281330036583,0.2080057976853482,0.20852304503301128,0.21023796790096036,0.21042415177531335,0.21295840383070846,0.21409391987061238,0.22355449754492598,0.22403342167390652],"n_dims_used":45,"mean_confidence":0.9200270758734809},"coverage":{"mean_confidence":0.9200270758734809,"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}}