{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001571","480:4800005541","493:4930001161","493:4930003926","493:4930000469","493:4930001285","480:4800004862","466:4660005336","496:4960005470","496:4960000095","488:4880000390","480:4800004675","493:4930000539","493:4930002561","470:4700008446","493:4930000299","469:4690001251","493:4930004098","493:4930005838","493:4930001731","493:4930002219","466:4660003862","493:4930001401","466:4660009608","481:4810003362"],"twin_admin_codes":[493,480,493,493,493,493,480,466,496,496,488,480,493,493,470,493,469,493,493,493,493,466,493,466,481],"twin_sims":[0.4536421666795148,0.38037099421470355,0.28347208923691825,0.21239181295847243,0.21151874804527868,0.2033553025561665,0.19252726491163596,0.17983939740576452,0.17423312896860302,0.16471337226203284,0.1618710516772376,0.1447537202047767,0.13862882675285312,0.1334656764587261,0.12908980282923196,0.12885141908845776,0.12335849091377604,0.12193988056636093,0.1208690258757209,0.12020211323583467,0.1184896604123674,0.11289778325727881,0.11229828850472438,0.10964338152044534,0.1082811434168855],"twin_dists":[0.16329583349307314,0.18057768535304686,0.20622184264998192,0.22861765352587574,0.22892135889230672,0.2318032631349002,0.23575117288451436,0.24057937288564565,0.24278965049613777,0.24666228546352081,0.2478497465291092,0.25534271899509936,0.25818285206028013,0.2606507473172587,0.26279915384522173,0.2629177612311123,0.2656979741105046,0.26643124404406454,0.26698908047099573,0.2673384017231007,0.2682421998990157,0.2712650236240979,0.2715958839677664,0.2730777281000726,0.27384886452228946],"n_dims_used":45,"mean_confidence":0.9257269965277778},"coverage":{"mean_confidence":0.9257269965277778,"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}}