{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009999","490:4900009702","490:4900009490","490:4900007863","490:4900010295","490:4900008515","490:4900009408","490:4900008980","490:4900008967","490:4900009507","490:4900009801","490:4900008071","490:4900007862","490:4900007963","490:4900008971","490:4900009899","490:4900009593","490:4900009793","490:4900009180","490:4900009192","490:4900009693","490:4900009394","490:4900008637","490:4900008867","490:4900009492"],"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":[0.7541080047006796,0.6807918593789244,0.6741997132526988,0.6435268923088072,0.6402593648943635,0.569380177903639,0.5059208849631004,0.45920779068989315,0.40222260284898376,0.39324970417875016,0.3924424609611215,0.38332769944426126,0.3680630690682116,0.3587764640546331,0.34798663908107125,0.3441094815415718,0.34061654677689995,0.3379314741067868,0.33749901878240696,0.32996410791141095,0.31961428201306097,0.31708979743941845,0.3156966099245717,0.3109855824599702,0.3089805391207156],"twin_dists":[0.09757363639690442,0.11389017461964272,0.11532224117785632,0.12194259447187968,0.12264469815179159,0.13783922858553233,0.15161142641024392,0.16203136750330108,0.1752824116027531,0.17744015875353153,0.17763538538352164,0.17985295887759573,0.18362442734267423,0.18595702365345954,0.18870644065191072,0.18970527779291052,0.1906102620352856,0.19130932046889512,0.19142218932133073,0.1934015054754127,0.19616124750638214,0.19684193689250434,0.19721889886682725,0.1985006292054512,0.19904950376452119],"n_dims_used":45,"mean_confidence":0.9200448777940539},"coverage":{"mean_confidence":0.9200448777940539,"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}}