{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000026","491:4910000474","491:4910000523","491:4910000422","490:4900000977","490:4900000853","491:4910000374","491:4910000043","491:4910000373","491:4910000123","491:4910000047","491:4910000033","491:4910000023","491:4910000519","492:4920006622","491:4910000521","491:4910000048","492:4920006660","491:4910000520","491:4910000071","491:4910000096","491:4910000116","491:4910000211","491:4910000122","494:4940006972"],"twin_admin_codes":[491,491,491,491,490,490,491,491,491,491,491,491,491,491,492,491,491,492,491,491,491,491,491,491,494],"twin_sims":[0.5019583578978848,0.377659898111926,0.34731403568617236,0.24907458207394667,0.17863312677561066,0.14662346741976834,0.14364251125868982,0.13843864059453873,0.1363235648182641,0.11541538688684073,0.11124719683565543,0.09704315910560332,0.0922696072195157,0.09145591822586406,0.09084858820326355,0.08736841336396894,0.07894375538523683,0.07854242384656898,0.07679292664065701,0.07495576539705763,0.07206450582112506,0.0707257807109812,0.06999778774469573,0.06727195916075476,0.06577262037694902],"twin_dists":[0.15248372298870438,0.18124460302736425,0.18887929433779171,0.21654427048443378,0.24105076742315154,0.2544935183955046,0.2558512649998005,0.25827252642697207,0.2592760649971041,0.26989015925626775,0.27217928367065125,0.28051683444064823,0.2835336138015944,0.2840600695993929,0.2844554310542513,0.2867622482815175,0.2926657317622017,0.29295932754623155,0.2942534444391831,0.2956382186386073,0.29787407461671767,0.29893400772275225,0.29951724211205366,0.30174580028537984,0.30300314262935296],"n_dims_used":45,"mean_confidence":0.8906816270616319},"coverage":{"mean_confidence":0.8906816270616319,"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}}