{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004623","496:4960002726","488:4880000064","496:4960004626","496:4960004470","496:4960004473","488:4880000091","496:4960004472","488:4880000834","496:4960004777","496:4960002730","496:4960004622","488:4880000951","496:4960003002","496:4960003751","496:4960001570","496:4960003004","496:4960004471","496:4960002727","488:4880000954","488:4880000380","477:4770003599","488:4880001016","488:4880001720","496:4960002442"],"twin_admin_codes":[496,496,488,496,496,496,488,496,488,496,496,496,488,496,496,496,496,496,496,488,488,477,488,488,496],"twin_sims":[0.287345163948107,0.2795082122338372,0.26252349165905936,0.25950544335229764,0.25818837390828464,0.25790227770228796,0.2547184243906729,0.25218232046966965,0.2485522327768454,0.24831119748479752,0.24464115307088358,0.23892923592073684,0.23710210098050274,0.23382618437389707,0.2247016511609586,0.2230854060765422,0.22250177799198412,0.2161528846019411,0.21403729642805333,0.20624786313279286,0.20532573799850695,0.2050283136131384,0.20498330817612878,0.20050020945596117,0.1972315686178835],"twin_dists":[0.20510887642046655,0.20737044420578374,0.21240849979292892,0.21332473416400718,0.21372667687311886,0.21381415837549936,0.2147918725236288,0.21557623235716786,0.21670773537993443,0.21678323960597592,0.21793874103333916,0.21975959529531244,0.2203480133896092,0.22141046182183963,0.224422343792685,0.22496425126117894,0.22516057754847532,0.22731889051349286,0.2280475435969192,0.23077323164856928,0.23110051768712073,0.231206295677698,0.23122231085714123,0.2328298578256087,0.23401759235059172],"n_dims_used":45,"mean_confidence":0.9383953518337673},"coverage":{"mean_confidence":0.9383953518337673,"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}}