{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002794","497:4970002892","497:4970003270","497:4970003364","497:4970003260","497:4970003305","487:4870008435","497:4970003187","497:4970003309","497:4970003079","497:4970003479","497:4970003007","497:4970003181","497:4970002669","497:4970003177","497:4970003132","487:4870009825","497:4970003223","497:4970002605","497:4970003188","497:4970003397","497:4970003227","487:4870009692","497:4970003178","497:4970002311"],"twin_admin_codes":[497,497,497,497,497,497,487,497,497,497,497,497,497,497,497,497,487,497,497,497,497,497,487,497,497],"twin_sims":[0.4562047067374501,0.455575967712099,0.3842894659831082,0.37794609962755094,0.3668197367631306,0.352365792136627,0.3374431935112953,0.3364486471527959,0.30149441789261,0.29870843727071567,0.2963745070304448,0.29149282355035394,0.28536898191063986,0.25981885215309775,0.2537536287047189,0.24825030354978753,0.2447416981565855,0.23880090895718092,0.23672761492223768,0.22936573271298022,0.2177548262092377,0.21661936777854937,0.21533176174024377,0.21380904828353714,0.20884213986662636],"twin_dists":[0.1627129498248928,0.16285585402820363,0.17961779569289185,0.1811740893039052,0.18393499031519403,0.18758529471438637,0.19143676514567018,0.1916966570752502,0.2011171562812134,0.20189425017927853,0.20254852949657215,0.20392692431876774,0.20567561712166635,0.21322927750002377,0.21508967456229378,0.2168023220443334,0.21790693664497304,0.21980082634435552,0.22046897924669487,0.222872904725958,0.22677033855528528,0.22715887142499802,0.22760112881906394,0.22812644716352487,0.22985778257476908],"n_dims_used":45,"mean_confidence":0.9009679158528646},"coverage":{"mean_confidence":0.9009679158528646,"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}}