{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003739","489:4890000668","481:4810005959","481:4810006023","485:4850001453","485:4850001528","485:4850003660","489:4890000512","485:4850001529","489:4890000840","489:4890000727","489:4890000615","485:4850001455","481:4810005658","489:4890000783","481:4810005727","485:4850003337","489:4890000785","481:4810005994","489:4890000725","489:4890000670","481:4810005604","489:4890000782","489:4890001322","481:4810005795"],"twin_admin_codes":[485,489,481,481,485,485,485,489,485,489,489,489,485,481,489,481,485,489,481,489,489,481,489,489,481],"twin_sims":[0.7837991761457054,0.7810372679803477,0.6859027117920886,0.6057460795174618,0.597046394142541,0.5696830377111335,0.5564923844612706,0.5552888749137262,0.5393667276706884,0.5345135149970308,0.5312165155186124,0.5310780041800544,0.5253367932275534,0.5218922831941727,0.5123995747735842,0.5110970358801028,0.5093288499636884,0.5054414275305645,0.5049550638924405,0.5034893549693686,0.49407296909524223,0.49085556359667293,0.4894135398455511,0.4863540957211021,0.4844639439918568],"twin_dists":[0.09065247480966768,0.09130692097972676,0.11277705241277293,0.13004248706528693,0.1319054879295533,0.13777414054031473,0.14061296596958564,0.14087243299421764,0.14431382269230442,0.14536642719791007,0.14608260050980784,0.14611270801935033,0.14736213279160315,0.1481131913411488,0.1501891098924379,0.1504746920461113,0.15086266513557509,0.15171687434379671,0.15182386848408713,0.1521464745587125,0.1542252905694497,0.15493817993367257,0.1552581419698686,0.15593792625743577,0.15635855599222526],"n_dims_used":45,"mean_confidence":0.9196309407552083},"coverage":{"mean_confidence":0.9196309407552083,"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}}