{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002632","490:4900003078","487:4870004699","490:4900001730","496:4960011549","490:4900001427","490:4900003485","490:4900001589","490:4900000940","496:4960007912","490:4900001294","496:4960005276","490:4900001587","490:4900000671","490:4900003088","466:4660011030","496:4960004364","490:4900000052","490:4900000930","490:4900003618","496:4960008858","490:4900002486","490:4900001480","490:4900003077","490:4900001725"],"twin_admin_codes":[490,490,487,490,496,490,490,490,490,496,490,496,490,490,490,466,496,490,490,490,496,490,490,490,490],"twin_sims":[0.7611078918735369,0.5316632648006425,0.5222013972132977,0.4918993786793129,0.46482134530955843,0.460245596210807,0.4489346473939898,0.4456903936850767,0.4444226950378628,0.43563569979201133,0.4153067891441909,0.41479963780296286,0.41302749614628403,0.395040798173868,0.3879540447539935,0.3802212377232812,0.37703505605264165,0.3529759437377043,0.35003708979119447,0.3495116716710851,0.34880126035719317,0.3402504220781055,0.3399235023279434,0.33979394808544966,0.3396809849784703],"twin_dists":[0.09596312491310477,0.14598550407253136,0.14804574442610435,0.15470674857398023,0.16076154997817574,0.1617961983733348,0.16436979488645695,0.16511238884433677,0.16540311692299509,0.16742719909704157,0.17217436641722214,0.17229403004261162,0.1727126689576825,0.1770076566632259,0.17872431970739777,0.1806144646274719,0.18139864071864567,0.1874296632605874,0.18818057245383843,0.1883151692588367,0.18849732477341283,0.19070540788183477,0.19079041183305068,0.1908241099796757,0.19085349826142575],"n_dims_used":45,"mean_confidence":0.9160995483398438},"coverage":{"mean_confidence":0.9160995483398438,"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}}