{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001738","490:4900004347","491:4910001747","491:4910001198","490:4900003786","491:4910001622","490:4900003929","491:4910001806","491:4910001513","491:4910001120","491:4910001328","491:4910001261","491:4910001069","491:4910001512","491:4910001272","491:4910001185","491:4910001399","491:4910001394","490:4900002522","491:4910001682","490:4900007654","491:4910001571","490:4900006806","491:4910001319","490:4900006080"],"twin_admin_codes":[491,490,491,491,490,491,490,491,491,491,491,491,491,491,491,491,491,491,490,491,490,491,490,491,490],"twin_sims":[0.2008959935856659,0.19841271679024394,0.12010002816496561,0.09883354675309713,0.09138327203307617,0.08189664975119457,0.07914598484947678,0.07721892558654636,0.07312611109872791,0.0674590671367789,0.0670237477832377,0.0613559960696229,0.05325799264740212,0.05222682472217834,0.05075366937231106,0.05033145345116626,0.03738346069223839,0.034296864085002016,0.034122371219591635,0.031020507144601323,0.029439271255058443,0.021165638607661977,0.02062784915876541,0.018601960800438733,0.018370484065047883],"twin_dists":[0.23268694948566243,0.23358683783214365,0.26739200328248103,0.27941542556965654,0.28410725145585364,0.29054157638949585,0.29251824391355524,0.29393616215350515,0.29704483093486267,0.3015904996651543,0.3019523610725955,0.3068482249013581,0.31453270231045255,0.31557945262744697,0.3171050631692139,0.31754910147573895,0.3329717890700548,0.3373088900464994,0.33756385834873875,0.342292916159614,0.34486143375370026,0.3606386152702075,0.36184035413719884,0.36662757061831946,0.3672032048539528],"n_dims_used":45,"mean_confidence":0.8973463270399306},"coverage":{"mean_confidence":0.8973463270399306,"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}}