{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000911","496:4960006987","488:4880002452","470:4700006603","470:4700006815","488:4880005585","496:4960009044","489:4890001980","496:4960009818","496:4960009034","467:4670000320","470:4700006249","472:4720005875","496:4960007886","472:4720004439","488:4880001957","498:4980004115","468:4680000695","496:4960010964","496:4960008820","496:4960011619","498:4980003945","468:4680001134","498:4980005081","496:4960009910"],"twin_admin_codes":[488,496,488,470,470,488,496,489,496,496,467,470,472,496,472,488,498,468,496,496,496,498,468,498,496],"twin_sims":[0.42818652528490975,0.3431967656499597,0.3040820230062167,0.29443007846935637,0.2458955780463335,0.24269040726465624,0.23355191817044604,0.2324319359257466,0.22598890381681547,0.21057826582744207,0.20090278222089403,0.19817764712246652,0.19457114239529738,0.19308752887537256,0.1896908199965695,0.17567093505308023,0.17332455218921355,0.16922567430506355,0.1671541593606927,0.16683129775893668,0.16510402744117827,0.16503605340343164,0.16391931907384613,0.1635619347255757,0.1607841316658444],"twin_dists":[0.16915586063756693,0.18994127876650105,0.20039913687372593,0.20309593836422277,0.21754254301865555,0.21855747742700263,0.2214998532492795,0.22186560543749093,0.22399259552840795,0.22924946874923052,0.23268449996102425,0.23367242413210457,0.23499441154155742,0.2355431769920548,0.23681071952992172,0.24221802334558962,0.24315261047849704,0.24480718029184084,0.245654342066003,0.24578705856579652,0.24650023964005557,0.2465284157052241,0.24699252113948394,0.24714153002194417,0.2483078342319129],"n_dims_used":45,"mean_confidence":0.9314793056911892},"coverage":{"mean_confidence":0.9314793056911892,"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}}