{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011775","490:4900011708","490:4900011904","490:4900012097","490:4900011586","490:4900011975","490:4900011233","490:4900011368","490:4900011083","490:4900012041","490:4900011373","490:4900010772","490:4900009939","490:4900011647","490:4900011172","490:4900011249","490:4900011099","490:4900011835","490:4900011841","490:4900011588","490:4900011299","490:4900011248","490:4900012117","490:4900011842","490:4900011709"],"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":[0.3413214069783267,0.25530760410118136,0.18120911027554515,0.17387209264391335,0.16797083833198362,0.150023374328878,0.1334714835372036,0.10612435384410926,0.10529368450340151,0.09125258171819098,0.08944894026870724,0.0867262413508716,0.08478911611628119,0.08434515775363484,0.07764658460145732,0.07612691711710053,0.07193878374439995,0.07068608497847645,0.06898743306638125,0.06356674260267677,0.06285080444556772,0.05778294198648253,0.05573988862139702,0.04786037453579633,0.043995495673075063],"twin_dists":[0.19042724216553955,0.21461036316679208,0.24004681561506605,0.24293371573538952,0.24531945777550523,0.25296964292975377,0.2606479317252831,0.2750853070245396,0.2755667211374112,0.28419220624793307,0.2853746100693327,0.2871958543975691,0.2885195039622159,0.2888262530785454,0.29361905720260123,0.2947523375022938,0.2979729326951781,0.29896568423326425,0.30033490888287806,0.3048962220512148,0.3055221910876801,0.3101288362970747,0.31208054286429066,0.3202119878913217,0.32461701486275424],"n_dims_used":45,"mean_confidence":0.8910455491807726},"coverage":{"mean_confidence":0.8910455491807726,"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}}