{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002075","490:4900002227","490:4900002077","490:4900001919","490:4900001917","491:4910001142","490:4900002076","490:4900002390","490:4900002073","490:4900005812","490:4900006792","490:4900001918","490:4900004482","490:4900001932","490:4900004884","490:4900012306","490:4900002080","490:4900006920","490:4900013300","490:4900007538","490:4900012303","490:4900004747","490:4900006798","490:4900002246","490:4900002378"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25642653247598957,0.21020404801177434,0.05819995111067133,0.03582371637743599,0.02765821804583288,0.016956290029655086,0.012575877342919393,0.008228229127398262,0.00820811117120919,0.00744105446421872,0.007391689734257708,0.007204169931024301,0.007013149880483576,0.006633722786156404,0.006272257490370428,0.0060669537357556395,0.0056665863187619825,0.005502225994942114,0.004125543055430742,0.00411876233132525,0.003989539809037991,0.003892087222060777,0.0036237587684890354,0.0035642312103252487,0.0034710799950949927],"twin_dists":[0.21426638270497075,0.2293803003150919,0.30973748828535835,0.33512375102722824,0.347900390625,0.37086461672826365,0.38421671096986726,0.4024091130467559,0.4025117097655832,0.4066022666113668,0.4068782972972767,0.4079421637472915,0.40905178866194103,0.4113389357027396,0.4136301158255493,0.41498500696353385,0.4177506671137708,0.41893743405347983,0.4303750346336384,0.4304394990706491,0.4316868304209738,0.43265204364554494,0.43542805577704147,0.4360692095301172,0.43709236977833094],"n_dims_used":45,"mean_confidence":0.9137685139973958},"coverage":{"mean_confidence":0.9137685139973958,"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}}