{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002969","491:4910001172","491:4910001730","491:4910001434","491:4910000977","491:4910002302","491:4910001992","491:4910002107","491:4910001795","491:4910003213","491:4910001535","491:4910000980","491:4910001238","491:4910002237","491:4910002145","491:4910001936","491:4910001656","491:4910002106","491:4910002874","491:4910001112","491:4910002144","491:4910002630","491:4910001424","491:4910002358","491:4910002108"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.43793448673160895,0.40350772444423194,0.37268725523497154,0.3702269105690685,0.36184746636918674,0.3407826525611662,0.3315536499430799,0.32282638515564266,0.3179559749351213,0.29531000482021014,0.2843478081588686,0.2809759848644176,0.2734910244092684,0.2667053471465258,0.2390379391120312,0.23892015976537273,0.23411592210829202,0.23069450526956434,0.2233314488097497,0.20643721613630034,0.20588520588487688,0.20296912963890482,0.20204840983458666,0.1941361029455246,0.19148571004341233],"twin_dists":[0.16689613993289612,0.17497517354306377,0.1824739475793746,0.1830851836094393,0.18518230359553023,0.1905671137329118,0.19298191990872443,0.19529950098649304,0.1966080422397562,0.20284795207324335,0.20596939961396515,0.20694398840395997,0.2091331309022168,0.21114977998688184,0.21972468057462308,0.21976251096177024,0.22131610243891733,0.2224352978406831,0.22488158772505945,0.2307061492096472,0.23090182848347218,0.23194153621526098,0.23227193948917613,0.23515502352727377,0.2361389695746035],"n_dims_used":45,"mean_confidence":0.8985716078016494},"coverage":{"mean_confidence":0.8985716078016494,"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}}