{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840002364","484:4840004824","485:4850001239","467:4670001360","484:4840001004","500:5000010356","485:4850000166","485:4850001177","473:4730003392","467:4670000583","467:4670000600","468:4680000474","499:4990004065","485:4850000581","485:4850001427","484:4840001450","489:4890001695","473:4730000964","499:4990001600","468:4680000657","477:4770000403","467:4670000825","473:4730001419","477:4770000493","484:4840006905"],"twin_admin_codes":[484,484,485,467,484,500,485,485,473,467,467,468,499,485,485,484,489,473,499,468,477,467,473,477,484],"twin_sims":[0.3120570672471803,0.3021430427777719,0.28456555762939373,0.26901056124845585,0.2516078270421997,0.24391228398042267,0.2405515983350847,0.24022017744470087,0.23182848943571271,0.2271727221537209,0.22372434269313812,0.22346009937173703,0.2209619833639994,0.2193115984841531,0.2182957958206521,0.2165037644196951,0.20975802780070085,0.20906709423632067,0.20543017776446232,0.20106830951424445,0.19935393784450348,0.19598411399222687,0.1926796783727948,0.1895602583246729,0.18523769066727502],"twin_dists":[0.19820814357143307,0.2009368375289699,0.2059067018457348,0.21046116699854223,0.2157546068519645,0.21816954917463002,0.21923957263591687,0.21934561873663164,0.22206315303323174,0.22359881080109043,0.22474971201775318,0.224838388868176,0.22568020357947224,0.2262398461176212,0.22658570762685487,0.22719850554169926,0.22953644183774538,0.2297787682860845,0.2310633989047828,0.23262479082648513,0.23324484939091217,0.23447447096485033,0.2356945482741283,0.2368597561201357,0.2384967689170337],"n_dims_used":45,"mean_confidence":0.9160726759168837},"coverage":{"mean_confidence":0.9160726759168837,"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}}