{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001448","488:4880003360","488:4880001722","496:4960010094","496:4960011119","496:4960010578","496:4960004765","488:4880003265","496:4960010018","496:4960010090","488:4880002338","488:4880003115","496:4960010884","496:4960009744","488:4880001891","496:4960005376","488:4880001874","496:4960010170","496:4960010097","496:4960009161","488:4880000456","496:4960011042","488:4880002628","496:4960010494","496:4960010177"],"twin_admin_codes":[488,488,488,496,496,496,496,488,496,496,488,488,496,496,488,496,488,496,496,496,488,496,488,496,496],"twin_sims":[0.648183529109845,0.6349495555498811,0.6308276657288021,0.6181782269219473,0.6140656742140908,0.6088676756002918,0.6047241330930834,0.5879163001199363,0.5873572228392371,0.5782665693416731,0.5769523174486894,0.5626529557586194,0.5593278565795122,0.5480813034600636,0.5453582475217472,0.5404273407473479,0.5403068627745368,0.5361111854956079,0.5361041700895929,0.5353858289767593,0.5241241710463237,0.5239147509153431,0.5167928139510111,0.516620637471797,0.5120352488691526],"twin_dists":[0.12094116981000007,0.12378472536361082,0.12466903173300363,0.12738012250758116,0.12826095526223896,0.12937406701981646,0.13026131426265417,0.1338615638702671,0.13398139244074153,0.13593092496909298,0.13621297334287893,0.13928604455072946,0.1400019832027839,0.14242816249928023,0.14301680007571854,0.1440840323155255,0.14411013055789654,0.1450197046452266,0.1450212266610965,0.1451770941198819,0.14762641135977667,0.14767206627035503,0.1492272249780969,0.1492648844776934,0.1502689699342322],"n_dims_used":45,"mean_confidence":0.9312889946831597},"coverage":{"mean_confidence":0.9312889946831597,"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}}