{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001250","477:4770000619","477:4770000546","477:4770000907","477:4770003982","467:4670001030","477:4770000197","477:4770001533","500:5000001126","485:4850007263","477:4770001439","485:4850007527","499:4990002626","499:4990002888","500:5000001145","477:4770000843","485:4850004204","477:4770000196","469:4690003659","500:5000001919","499:4990000715","467:4670001382","499:4990000764","485:4850006524","477:4770000597"],"twin_admin_codes":[477,477,477,477,477,467,477,477,500,485,477,485,499,499,500,477,485,477,469,500,499,467,499,485,477],"twin_sims":[0.4055463909033268,0.33728586663252574,0.32518776460556054,0.2962345611970131,0.2955069414680042,0.29109658643197944,0.2818534855598067,0.28093019149493564,0.26124493132878707,0.2539168235778721,0.25283517389014437,0.2516940579118549,0.24754687220168856,0.23945806785367454,0.22868050556465064,0.22805352857547273,0.22309728049064143,0.2226770108295841,0.21955648545837841,0.2147247368864886,0.20898575136171854,0.20837233875441233,0.2082800418314359,0.2062911870795266,0.20247492872009504],"twin_dists":[0.17448868239251042,0.1914778497643236,0.19466903548447376,0.20258785715790142,0.2027925099277018,0.20403940449827057,0.20668967878048639,0.20695727304209158,0.21279584017002773,0.21503925098268875,0.21537384180896654,0.21572781647726758,0.2170229755194692,0.21958983511832691,0.2230992260773947,0.22330670129607136,0.2249602603918723,0.22510159503527563,0.22615662755614452,0.22781024375761075,0.22980733295106553,0.23002298533089394,0.2300554708004443,0.23075787948275253,0.23211875350889696],"n_dims_used":45,"mean_confidence":0.9210389879014756},"coverage":{"mean_confidence":0.9210389879014756,"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}}