{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007593","490:4900006980","490:4900007106","490:4900007356","490:4900006861","490:4900007099","490:4900007110","490:4900009361","490:4900005068","490:4900005083","490:4900007229","490:4900005080","490:4900008611","490:4900008941","490:4900006738","490:4900008715","490:4900006493","490:4900008717","490:4900011545","490:4900006374","490:4900012136","490:4900008604","490:4900009464","490:4900010699","490:4900005871"],"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":[0.6739671868018332,0.5454367542017684,0.46316693837950146,0.45808439889301655,0.4309654082885303,0.41379576000544865,0.4084095953268156,0.4056196193695794,0.36813444820581565,0.35936338791971284,0.3221558055757523,0.3019053751755773,0.2936140155168577,0.2935816262774859,0.2867890742427511,0.256227230818712,0.25601589874307473,0.25371109530804825,0.25355811250253,0.2507623159549876,0.24863077199375352,0.24014392376124452,0.23323029564837527,0.2167075825411688,0.20929693645930036],"twin_dists":[0.11537268388077605,0.142999822335533,0.1611352226770652,0.16228614499227853,0.1685095774202525,0.1725310840709533,0.17380726614111872,0.17447122809631505,0.1836066140071238,0.18580869973996234,0.1954790073176484,0.20100288329974395,0.2033263180859913,0.20333546958515103,0.2052681179065123,0.21432758228110646,0.21439250895396175,0.21510281981877066,0.21515011185122984,0.21601760270108425,0.21668314313290682,0.2193700313820551,0.22160476729323056,0.22712863694776217,0.22969809689372792],"n_dims_used":45,"mean_confidence":0.9226791381835937},"coverage":{"mean_confidence":0.9226791381835937,"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}}