{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005375","480:4800005201","481:4810003169","493:4930000351","480:4800004096","493:4930002082","480:4800004091","480:4800004778","500:5000005714","480:4800004763","484:4840003652","488:4880003276","496:4960004761","493:4930000298","488:4880000980","487:4870010455","484:4840004838","496:4960004295","480:4800003661","470:4700008335","481:4810003065","480:4800005624","467:4670001995","484:4840004374","496:4960004147"],"twin_admin_codes":[480,480,481,493,480,493,480,480,500,480,484,488,496,493,488,487,484,496,480,470,481,480,467,484,496],"twin_sims":[0.13276652361391297,0.11048171711713178,0.03834402592862163,0.024836425362690435,0.024131928511207004,0.0207215100924169,0.013665201299765204,0.012377354744880853,0.010190730284523488,0.008777573023798009,0.008535614249623607,0.008283063528867271,0.008194833920853049,0.0075336637644934645,0.007497823069479742,0.0068862635669303006,0.005204426018273874,0.004985343232978555,0.004860941603045523,0.004664090789214102,0.004535586593282805,0.004507394048890047,0.004396402316889257,0.004241427278282559,0.004138898508308034],"twin_dists":[0.26099041042578724,0.27260684136805974,0.3316841105964879,0.35307921560096844,0.3544512217997962,0.3616291132817287,0.380552314808699,0.38491462107614005,0.39334077914243387,0.3996909378059004,0.4008688327206659,0.4021306075172653,0.40257954400862017,0.40608883375161997,0.406286861507974,0.40980398400391493,0.42117180322056696,0.4228906767552836,0.4238973991631472,0.4255391578821982,0.4266451374814921,0.4268915765484412,0.42787558258400343,0.4292879501123148,0.4302483453070448],"n_dims_used":43,"mean_confidence":0.909196276997411},"coverage":{"mean_confidence":0.909196276997411,"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}}