{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009261","490:4900009969","490:4900008173","490:4900009375","490:4900009369","490:4900007953","490:4900009155","490:4900008063","490:4900006739","490:4900009059","490:4900006611","490:4900007599","490:4900008378","490:4900009273","490:4900008048","490:4900008601","490:4900009367","490:4900008279","490:4900011920","490:4900009382","490:4900009990","490:4900007940","490:4900009377","490:4900011544","490:4900011664"],"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":[0.6070018687148161,0.5652650178233509,0.5301239534896649,0.48344599689003853,0.47539061928925197,0.4741681777301078,0.4717899443658359,0.39484602191717827,0.38543419828055747,0.37070650079247036,0.3548109426942144,0.3498327847721212,0.33778973513576804,0.32979959697197275,0.32397140000249386,0.3062257999719628,0.2881892132555406,0.2833913377405409,0.28025309876618915,0.2725377850869473,0.2716729063910502,0.2707864603952797,0.2648232360355993,0.26297151056952206,0.25929799318980756],"twin_dists":[0.12977358879166426,0.13872402177793344,0.1463201301394741,0.15658529783774017,0.1583849544878004,0.15865891931026616,0.15919258205867057,0.17705464598219217,0.1793382609355415,0.18296587900243375,0.18696244987700847,0.18823289685616143,0.1913463051018082,0.19344499407103807,0.1949934738088019,0.19980695318613612,0.20486752732155666,0.2062451445123592,0.20715385081774568,0.20941454741641163,0.20967040253760458,0.20993315934352635,0.21171475192021758,0.21227305193260904,0.213387958325876],"n_dims_used":45,"mean_confidence":0.9246324327256944},"coverage":{"mean_confidence":0.9246324327256944,"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}}