{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008658","490:4900000479","490:4900000923","490:4900001142","490:4900000660","490:4900002143","490:4900000690","490:4900000326","496:4960009075","490:4900001567","490:4900001709","490:4900006878","496:4960009170","490:4900000664","490:4900007124","490:4900003081","490:4900007502","490:4900000929","490:4900000884","490:4900003700","490:4900002341","490:4900007370","490:4900003844","480:4800004373","490:4900004165"],"twin_admin_codes":[494,490,490,490,490,490,490,490,496,490,490,490,496,490,490,490,490,490,490,490,490,490,490,480,490],"twin_sims":[0.5844909867937018,0.493213308298362,0.49139549423971995,0.42949680701523685,0.41755284775733853,0.4003281419372474,0.39941929095807577,0.3850849990971629,0.3745420381955921,0.3724679202900032,0.3708129923942216,0.36685801832050857,0.3664171110904944,0.3659858271117906,0.3480188045977474,0.347256778661686,0.3471385361667196,0.34178578305096763,0.33363667684936027,0.326014494691338,0.3197736769920559,0.31355667502476453,0.31209859442317206,0.3120667851449622,0.3111454501398502],"twin_dists":[0.13459583311769502,0.15441563418008533,0.15481845004259912,0.16885091647193678,0.1716451571113186,0.17573613541546299,0.1759541508907502,0.17942349070886493,0.18201447028888307,0.1825283568867628,0.18293939815979204,0.18392542038260637,0.18403567228738216,0.1841435822810608,0.18869817878170764,0.18889401707824885,0.18892442532197423,0.19030677545641506,0.1924337329378092,0.1944489078823092,0.19611837072942087,0.19779975265481678,0.19819681935698208,0.1982054934813101,0.19845695325160814],"n_dims_used":45,"mean_confidence":0.9180269877115885},"coverage":{"mean_confidence":0.9180269877115885,"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}}