{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011738","490:4900011611","490:4900011479","490:4900011041","490:4900012209","490:4900011277","490:4900011989","490:4900011673","490:4900012212","490:4900011806","490:4900011546","490:4900011266","490:4900011471","490:4900011481","490:4900011664","490:4900011544","490:4900012145","490:4900008949","490:4900011203","490:4900011343","490:4900011547","490:4900011657","490:4900011796","490:4900012137","490:4900011729"],"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":[0.5580970753497018,0.5524562772936394,0.4715810467569811,0.41913688301623464,0.40431819446211914,0.3920250448431323,0.3743747734030417,0.366259501112659,0.36399253223742933,0.3467176913947952,0.34470343336755255,0.3430841488557678,0.34189948387770436,0.322591185252636,0.3174132987288594,0.31652154473854177,0.31411270207253317,0.2878809998010542,0.2802937055088361,0.26405383188880654,0.26331254064959336,0.263102744369449,0.25371781948123423,0.2399077308727247,0.2351394556519412],"twin_dists":[0.14026713533194957,0.14148345494089656,0.15923950031084794,0.17127266373642477,0.17478163796307974,0.17773640809625507,0.1820558600918959,0.1840750999056405,0.18464315077200197,0.18903269769319492,0.18955187829165468,0.1899704212297817,0.19027729294437476,0.19536243753993,0.196754539436773,0.19699557865574188,0.19764861141115608,0.2049556093739346,0.20714205349891956,0.21194643221678242,0.21217004635395964,0.21223340386285963,0.2151007415708158,0.21944568059183447,0.22098337795138104],"n_dims_used":45,"mean_confidence":0.9133472866482205},"coverage":{"mean_confidence":0.9133472866482205,"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}}