{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001899","466:4660002205","466:4660002309","466:4660002927","470:4700003327","466:4660002310","466:4660001890","466:4660001593","466:4660001589","466:4660001697","470:4700001375","466:4660002100","466:4660001905","466:4660002770","470:4700001666","466:4660002592","466:4660001799","496:4960007225","470:4700003336","496:4960005193","496:4960006571","466:4660002197","466:4660001298","496:4960006437","466:4660005844"],"twin_admin_codes":[466,466,466,466,470,466,466,466,466,466,470,466,466,466,470,466,466,496,470,496,496,466,466,496,466],"twin_sims":[0.6139450849963698,0.5842725117219515,0.5685353748048163,0.5633024970464605,0.5631645436280026,0.5605720302916146,0.5474493741084915,0.5472221739721479,0.5224867204194276,0.48625665320852246,0.4758540244937934,0.4662946039178609,0.4593226880561738,0.4436699755748938,0.43413581816497904,0.431955007836401,0.4299913235659452,0.4251553983589193,0.4230434775750955,0.41801267782465185,0.41727284728390973,0.3997071071845137,0.377337742931391,0.3719875300941269,0.3707112904151633],"twin_dists":[0.12828678058778262,0.1346426762321362,0.13802080709229225,0.13914625533426855,0.13917594284728754,0.1397340285493023,0.14256472067334683,0.1426138245293959,0.1479834966954696,0.15595959856551322,0.15828115987633928,0.16042918116710447,0.1620053221651025,0.16557589243778373,0.16777429858021148,0.16827983659028498,0.1687359256526536,0.1698627752809949,0.17035655077563325,0.171536963921379,0.17171106323032087,0.17588508506143444,0.18132400604987023,0.18264758015232388,0.1829646879049843],"n_dims_used":43,"mean_confidence":0.9118906065475109},"coverage":{"mean_confidence":0.9118906065475109,"n_dims_used":43,"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}}