{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002731","489:4890001816","489:4890003298","489:4890003044","469:4690000097","470:4700007367","489:4890003295","489:4890001348","489:4890002992","469:4690002877","489:4890001815","489:4890003127","470:4700005616","469:4690001676","489:4890003120","469:4690004151","496:4960012371","489:4890002060","489:4890002728","470:4700007280","469:4690003962","478:4780001269","469:4690000246","489:4890003348","469:4690001584"],"twin_admin_codes":[489,489,489,489,469,470,489,489,489,469,489,489,470,469,489,469,496,489,489,470,469,478,469,489,469],"twin_sims":[0.744114557364131,0.7076743140821312,0.6961198985365932,0.6159171448708098,0.5893235950815068,0.5762471683563175,0.5673154366224165,0.554685294196994,0.5525021260279991,0.5480644780541446,0.5332968475165905,0.5323490689802173,0.528017776073629,0.5150036718118615,0.49179618175623685,0.4889096372937458,0.4852908841370881,0.4804921940007843,0.47838648529636185,0.46979079507865545,0.46868837669875635,0.46459259959567273,0.45672775520094855,0.4565043787739003,0.4513429589354445],"twin_dists":[0.0998531751930011,0.10800237728191307,0.11054346396100316,0.12786442788367783,0.13355996362752853,0.13636432757256628,0.13828307032060516,0.14100259181736605,0.14147356101531275,0.1424317980776215,0.14563060546081769,0.1458364845400902,0.14677832039046854,0.14961870677320646,0.15472962258694942,0.15537001647192122,0.15617446861956788,0.157244088990852,0.15771451306382225,0.15964187618854417,0.15988991270276634,0.16081318799430255,0.16259412217523758,0.16264486343551793,0.16381984886254092],"n_dims_used":45,"mean_confidence":0.9142939249674479},"coverage":{"mean_confidence":0.9142939249674479,"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}}