{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004473","491:4910003872","491:4910004470","491:4910004594","491:4910003732","491:4910004471","491:4910004475","491:4910004474","491:4910004690","491:4910004476","487:4870000695","491:4910003993","491:4910003681","491:4910003867","665:6650002422","491:4910004552","491:4910003941","491:4910003994","491:4910005177","491:4910003583","492:4920006725","491:4910003679","491:4910004086","487:4870000546","491:4910004472"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,487,491,491,491,665,491,491,491,491,491,492,491,491,487,491],"twin_sims":[0.1917665805992459,0.1841433306288055,0.17111814779587273,0.1520663066381208,0.134529916421406,0.13102100732724098,0.12162183279513208,0.12035523078429679,0.11064138877007407,0.107426379265834,0.09232376864520461,0.08881538418987955,0.07908037467602673,0.07650602069101477,0.06457370669528652,0.06262033016529339,0.058918617783405874,0.0561919715712646,0.055083931775616574,0.05468336734464505,0.04889062460070504,0.04858023594265681,0.04652927745042325,0.04398211775453734,0.04188829807757748],"twin_dists":[0.23603425000118952,0.23891546708135045,0.24403972829657133,0.25206618027349664,0.2601362753408287,0.2618443344342786,0.26659653208252077,0.2672580698300826,0.27251746845688113,0.274336576552029,0.28349870187135895,0.2857944323428206,0.2925660608348338,0.29446793034943564,0.30402549326345113,0.3057249453424861,0.30906843544223767,0.3116436430430402,0.31271970893192114,0.31311312371229577,0.3190881426834746,0.31942463147644534,0.321694335881915,0.32463281686836215,0.32715735352166364],"n_dims_used":44,"mean_confidence":0.8885153857144442},"coverage":{"mean_confidence":0.8885153857144442,"n_dims_used":44,"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}}