{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010410","490:4900010580","490:4900011962","490:4900011694","490:4900011157","490:4900010756","490:4900011305","490:4900011369","490:4900010843","490:4900007774","490:4900011839","490:4900011829","490:4900007888","490:4900011574","490:4900009851","490:4900011440","490:4900011307","490:4900011320","490:4900011905","490:4900011084","490:4900011565","490:4900011702","490:4900011374","490:4900011375","490:4900009940"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.28887989700152356,0.1333607798862872,0.11834145149208626,0.10838270899787103,0.09177427800079309,0.0896112403287534,0.0798525324302838,0.07022907279159998,0.06391390790594655,0.05669642272040762,0.054057630071583075,0.050879987378130404,0.041016673294685606,0.03877683158733475,0.03516047190172192,0.034988106550857684,0.03476154209207163,0.033983536427658737,0.03280441980302358,0.03250380785864403,0.03235191768577949,0.03181378935271344,0.03121222962081467,0.03119533832404154,0.03008848513490245],"twin_dists":[0.20467034624744496,0.2607016228257325,0.2683208904407301,0.27379111177230225,0.28385365191538386,0.2852674424232182,0.29200531537708246,0.29933141574284333,0.3045947593984554,0.31115954919414374,0.3137324943256231,0.3169728139808409,0.3282397047005921,0.3311128255831643,0.33606301779456155,0.3363095817815037,0.336635253094961,0.3377675179485241,0.3395263900093021,0.33998342910172885,0.3402157315249691,0.34104632122581885,0.34198915795030627,0.34201585566842163,0.34379289099398586],"n_dims_used":45,"mean_confidence":0.8919996473524305},"coverage":{"mean_confidence":0.8919996473524305,"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}}