{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003242","490:4900003373","490:4900002817","490:4900002822","490:4900006666","490:4900004471","490:4900007653","490:4900004209","490:4900003374","490:4900003504","490:4900003107","490:4900003772","490:4900002067","490:4900003375","490:4900004054","490:4900002519","490:4900002373","491:4910001141","490:4900004476","490:4900006193","490:4900004334","490:4900003630","490:4900003923","490:4900003773","490:4900002818"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.43895194042377267,0.4311759308960574,0.34797457297547707,0.3323610344571959,0.3318144742129877,0.3251965267883214,0.3118254435796525,0.30881039364649554,0.2943149704378562,0.29410060789903836,0.29106405705153093,0.27824631391669286,0.2560129585204505,0.2525286554544062,0.23626695289572633,0.23497942867584015,0.21046828031435116,0.21022744759984938,0.20557191972605318,0.20419446908609967,0.20335316922016705,0.1904434596219843,0.1864106089835575,0.17935547900681342,0.1787921121166604],"twin_dists":[0.1666614424860286,0.16846068557977295,0.18870953999378734,0.19276921925668972,0.19291317637590746,0.19466670081352508,0.19827132175380455,0.1990961744908999,0.2031284111910272,0.20318890446670626,0.20404864268549036,0.20773817325030525,0.2143934125055283,0.2154688238457767,0.22061795304474688,0.22103533596575217,0.22928790476212751,0.22937211487018405,0.23101304324697036,0.2315034109342183,0.2318040265020566,0.23652850081854132,0.23804994206194463,0.2407682116504025,0.2409885091381867],"n_dims_used":45,"mean_confidence":0.898455810546875},"coverage":{"mean_confidence":0.898455810546875,"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}}