{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001705","490:4900000826","490:4900003219","490:4900001052","490:4900001294","490:4900001293","490:4900001163","490:4900000789","490:4900002906","494:4940007276","490:4900002629","490:4900002316","494:4940007617","490:4900000930","490:4900003874","490:4900004447","496:4960007780","494:4940007289","490:4900002486","490:4900001738","494:4940007486","490:4900000776","494:4940007187","490:4900002186","490:4900002129"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,496,494,490,490,494,490,494,490,490],"twin_sims":[0.5431245164147898,0.5343074960022143,0.5301803899817822,0.5236440002961282,0.5089592041454858,0.46889793467345847,0.4600492273041452,0.44599948554593155,0.4459770275654839,0.41912228041885835,0.4112689431497964,0.4021258299199825,0.39808379525401705,0.39386105385452275,0.3924517785177182,0.37352447221774826,0.3506332965787823,0.34476944473305093,0.3385135661382787,0.3313347394209769,0.3311842834275724,0.3264916460179791,0.3233226841854025,0.323157523315732,0.32074432664982305],"twin_dists":[0.14350004518612872,0.14541115206447275,0.146307857971419,0.1477310977433094,0.15094381621277467,0.15984274837780432,0.1618406815124736,0.16504155106332985,0.16504669736097666,0.17127609486574477,0.1731288700583561,0.17530556529910082,0.17627492035212197,0.17729243153572577,0.17763313092702634,0.18226640844197156,0.1880279697286144,0.1895348382501664,0.19115751999063205,0.19303963938251759,0.19307932176162731,0.19432200089518928,0.195166781426121,0.1952109358884442,0.19585752735095727],"n_dims_used":45,"mean_confidence":0.9172110663519966},"coverage":{"mean_confidence":0.9172110663519966,"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}}