{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001880","496:4960003487","496:4960001511","496:4960004170","496:4960002247","499:4990003840","496:4960005077","496:4960001551","496:4960005939","496:4960004333","496:4960001491","496:4960001851","496:4960001159","496:4960004180","496:4960002514","472:4720002179","496:4960001669","496:4960003457","488:4880000687","479:4790005727","488:4880004712","496:4960006469","496:4960002941","488:4880000267","489:4890004800"],"twin_admin_codes":[496,496,496,496,496,499,496,496,496,496,496,496,496,496,496,472,496,496,488,479,488,496,496,488,489],"twin_sims":[0.6556332970746477,0.6230296564956341,0.5964649012157316,0.5706205296038261,0.501458372996899,0.4804418425224226,0.47332574438426445,0.46527848103428343,0.4608282341792177,0.4525498312336147,0.4475866894863578,0.44507764448708614,0.4433532203162141,0.4258827262124818,0.41227311006644407,0.41117607802981243,0.40412348512136703,0.39775245341871135,0.389264669997976,0.3873276113582816,0.3851645706233908,0.3827512119976874,0.3758052371624054,0.37445316559514746,0.36163522971547407],"twin_dists":[0.11933672509815395,0.12634073154439593,0.13203003335426058,0.1375726870751542,0.152593920779284,0.15725533003067407,0.1588478549630988,0.16065838067089355,0.16166425399499784,0.16354466641058138,0.1646780885580512,0.16525287434434188,0.16564863256777532,0.16969295954834726,0.1728911166005271,0.17315087024425693,0.17482811754789038,0.1763545805944447,0.1784057408377511,0.1788767686232615,0.17940406628615116,0.1799940521197961,0.18170218296251311,0.1820364607527681,0.18523573638016735],"n_dims_used":45,"mean_confidence":0.9304283989800347},"coverage":{"mean_confidence":0.9304283989800347,"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}}