{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006845},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002641","488:4880002861","481:4810001050","478:4780001202","481:4810001458","496:4960006704","496:4960005637","496:4960002879","493:4930003971","496:4960007091","488:4880001587","496:4960002603","496:4960012497","470:4700002478","478:4780000988","481:4810001455","481:4810001733","466:4660006808","488:4880002959","481:4810001437","488:4880001750","478:4780000930","488:4880006126","496:4960004889","470:4700005924"],"twin_admin_codes":[488,488,481,478,481,496,496,496,493,496,488,496,496,470,478,481,481,466,488,481,488,478,488,496,470],"twin_sims":[0.28633449850883574,0.2245151803950749,0.21698787322753552,0.20690644708156777,0.20005014595925763,0.1933408987997219,0.18952044809986032,0.1885909345301644,0.17138401826626087,0.1675878344167985,0.16602432100248804,0.16482445417814395,0.1574273587768971,0.1537770391630462,0.15254355804974665,0.15155683782502036,0.14990874203485388,0.1496882032155,0.1490916082692841,0.14822965024350584,0.1472132422258591,0.14521684108247956,0.14332491947090806,0.14312573023373626,0.14216193263671553],"twin_dists":[0.2053984275110675,0.2244847325006,0.2270326258466057,0.23054009480914078,0.23299260149770176,0.2354492522927525,0.23687471281552583,0.23722455747960888,0.24393239869020739,0.24547636457369518,0.24611958867619912,0.24661617986826276,0.24973693059971583,0.251316463803498,0.2518564082967947,0.25229064748785507,0.2530206052942192,0.253118731574161,0.2533847147561702,0.25377039576057087,0.25422731787200475,0.25513162563005976,0.255997147485554,0.25608876552234644,0.25653341193489987],"n_dims_used":45,"mean_confidence":0.9359012179904513},"coverage":{"mean_confidence":0.9359012179904513,"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}}