{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004848","489:4890004333","479:4790003935","479:4790002481","489:4890004889","489:4890004706","489:4890005213","470:4700005730","489:4890005184","470:4700005865","489:4890003876","470:4700004309","489:4890004663","479:4790002148","470:4700005871","489:4890004236","489:4890005179","479:4790003838","470:4700006003","489:4890004934","489:4890004742","489:4890004331","479:4790003074","489:4890004529","467:4670000936"],"twin_admin_codes":[489,489,479,479,489,489,489,470,489,470,489,470,489,479,470,489,489,479,470,489,489,489,479,489,467],"twin_sims":[0.7314638930914482,0.6798136189813637,0.6280544574687853,0.6250303448526432,0.6237006153162942,0.6127702674891713,0.6075014514167074,0.6050974091508636,0.6027631495708663,0.5873042336575451,0.586749334477683,0.5805509666711268,0.5756584066653887,0.5737671240260894,0.5672727436342777,0.5606177477488001,0.5603895690404999,0.5591397183666383,0.557031986382806,0.5549503696694826,0.5253417823109742,0.5216270419403394,0.5206583745125936,0.516048915634097,0.5158566214484426],"twin_dists":[0.10270886666576633,0.11410293923696327,0.12526371079816992,0.12591196962139015,0.1261969494188905,0.12853837261224643,0.12966661457423967,0.13018138527165143,0.13068122266409438,0.1339927501118394,0.13411169064436057,0.13544080745265513,0.13649071340794958,0.13689678725284365,0.13829224968389167,0.13972418404747197,0.13977331966586864,0.14004250925203693,0.14049665899393976,0.14094542713667035,0.1473610457547191,0.14817107282850026,0.14838251551127052,0.149389956904612,0.1494320316355203],"n_dims_used":45,"mean_confidence":0.9205534193250868},"coverage":{"mean_confidence":0.9205534193250868,"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}}