{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001159","496:4960001434","496:4960001491","496:4960001439","496:4960003768","496:4960003876","496:4960003060","496:4960001551","500:5000010178","496:4960002645","496:4960001508","496:4960001859","496:4960001511","472:4720001604","496:4960005538","488:4880000398","496:4960002247","496:4960001856","488:4880003258","496:4960003905","488:4880004712","496:4960001452","472:4720003673","496:4960002632","496:4960005077"],"twin_admin_codes":[496,496,496,496,496,496,496,496,500,496,496,496,496,472,496,488,496,496,488,496,488,496,472,496,496],"twin_sims":[0.6816271218446395,0.4770733576409175,0.4736867196468179,0.46355092996863545,0.4525498312336147,0.4436143709239876,0.4336802093946386,0.42331190050514844,0.42166403004661235,0.40419424723380054,0.40403760981663306,0.40153464003564554,0.39942072445118676,0.39707956870386996,0.382881669461738,0.3753211643584072,0.37385076153208163,0.37228176591298423,0.371025985437025,0.3703801744703786,0.3699038249259332,0.36875577861398023,0.36817705465142075,0.362985589163885,0.3598320844388151],"twin_dists":[0.11370843466543605,0.15800820811520386,0.15876688409363662,0.1610484509274851,0.16354466641058138,0.16558866012217527,0.16787982960107173,0.1702937354241093,0.17067962807752823,0.17481122457545673,0.17484862025912118,0.17544706685346356,0.17595380684642828,0.17651644713777712,0.17996211421475028,0.18182179429789552,0.18218558608173607,0.18257454767015743,0.18288644534113216,0.1830470487859978,0.18316559885088066,0.18345162795410985,0.18359598199015184,0.184896040410387,0.1856903424997184],"n_dims_used":45,"mean_confidence":0.9302973429361979},"coverage":{"mean_confidence":0.9302973429361979,"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}}