{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000964","466:4660002083","466:4660001252","466:4660001880","470:4700001808","466:4660001566","470:4700001814","496:4960012576","466:4660000838","489:4890002974","466:4660000204","466:4660002161","466:4660000206","496:4960012309","469:4690004155","496:4960012053","490:4900001895","466:4660001266","466:4660002983","470:4700004011","470:4700002286","496:4960000132","469:4690000217","466:4660003245","466:4660003465"],"twin_admin_codes":[470,466,466,466,470,466,470,496,466,489,466,466,466,496,469,496,490,466,466,470,470,496,469,466,466],"twin_sims":[0.6213197022459301,0.6031251248314362,0.5469155520150073,0.5376870302892421,0.5125781839918243,0.5039416672664278,0.4889833388087217,0.4529364494350728,0.4519500846954476,0.4488519881525637,0.4197124357883672,0.41381483809842723,0.4071629706915082,0.39917501068547134,0.3965637133117257,0.3935630179661184,0.37930864722147034,0.36792677174999294,0.36175233795183365,0.35409629022122474,0.35311984350691017,0.35024534314586253,0.34641125787050553,0.34517759471782733,0.3400104499519346],"twin_dists":[0.12670712478831345,0.1306037113418873,0.14268009902509587,0.14467791899438537,0.1501499640829156,0.15204689251208986,0.1553536513804155,0.16345656989387222,0.16368138233330806,0.16438868997771294,0.17113746820458867,0.17252657668312657,0.17410368990181438,0.1760127873875599,0.17664062451071993,0.17736443596405105,0.18083874273742653,0.18365844641776236,0.18520625119349446,0.1871442599020398,0.18739297912004485,0.18812725330346697,0.18911157869518885,0.18942951763191243,0.19076779989058384],"n_dims_used":43,"mean_confidence":0.9108490167662154},"coverage":{"mean_confidence":0.9108490167662154,"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}}