{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011356","496:4960011353","488:4880002209","496:4960009562","481:4810003361","493:4930000432","466:4660001096","488:4880000779","496:4960008118","496:4960008208","496:4960000320","489:4890002117","487:4870008401","468:4680003482","496:4960011099","472:4720000056","496:4960008086","496:4960011801","496:4960009813","466:4660003916","487:4870012747","468:4680001369","487:4870012745","487:4870013090","467:4670003382"],"twin_admin_codes":[496,496,488,496,481,493,466,488,496,496,496,489,487,468,496,472,496,496,496,466,487,468,487,487,467],"twin_sims":[0.40457904744401124,0.38591754908382436,0.3683136073758681,0.3295151022906694,0.2026388870338416,0.18169811020943963,0.1709294393446364,0.15715722678727953,0.11644173042156122,0.11402169568457066,0.11022707218748223,0.10465618182335618,0.09508771788370844,0.09460934983440342,0.09025758975692913,0.0884772687654232,0.08456861995516544,0.08397825462116426,0.07909904750508465,0.07909639216604139,0.07608267760427428,0.07344488721835303,0.07203296721890824,0.07140491224569462,0.07110659495071542],"twin_dists":[0.1747193847604464,0.17922034905609108,0.18356191074976835,0.19352022859336032,0.23205992621009844,0.23985737783626723,0.2441159808118399,0.24985289716168785,0.269336284391029,0.2706483689233119,0.27274958043367753,0.2759381931032697,0.28173817546981333,0.2820399634370468,0.28484217448172877,0.2860194557806583,0.28867169329853043,0.289080735224253,0.292552448770735,0.2925543842946201,0.2947856007188906,0.2967977297761301,0.2978988609906204,0.29839429342860696,0.2986308549975251],"n_dims_used":45,"mean_confidence":0.9258938259548611},"coverage":{"mean_confidence":0.9258938259548611,"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}}