{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008226","490:4900009012","490:4900007900","490:4900009117","490:4900008566","490:4900008559","490:4900008562","490:4900008564","490:4900009632","490:4900010484","490:4900008336","490:4900008338","490:4900008556","490:4900010405","490:4900008449","490:4900008668","490:4900009536","490:4900010318","490:4900008233","490:4900008455","490:4900009633","490:4900010822","490:4900008563","490:4900008337","490:4900010399"],"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":[0.6077943509470539,0.4804168544434253,0.43592693907028773,0.4320488206267528,0.4314336962321119,0.4272715632997485,0.3956721472084067,0.34689466366309096,0.3382222641743537,0.3235752467710679,0.3157310903296363,0.3152327286210758,0.3069181556421418,0.30478753788148105,0.3032545451859363,0.28938478292800923,0.28614806693933126,0.2469997673842816,0.2458628325527235,0.2438729621294535,0.2400148118758571,0.23656990321852409,0.23451766233673452,0.22968714952404387,0.2249094116521583],"twin_dists":[0.12960389671221942,0.15726090879422894,0.16735985641901735,0.16825806851227398,0.16840083525598037,0.1693690284154912,0.17685541861758267,0.1889871589042431,0.19123346938267813,0.19509928509487387,0.1972095579786605,0.19734462251568485,0.19961621334358828,0.20020398377038062,0.20062836121331198,0.20452638611572696,0.20545190626080734,0.2171948706110347,0.2175528688000311,0.21818201371996057,0.21941137808308245,0.2205199604050182,0.22118539359907888,0.2227668989206232,0.22435287258890685],"n_dims_used":45,"mean_confidence":0.8914076911078559},"coverage":{"mean_confidence":0.8914076911078559,"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}}