{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004496},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002833","490:4900003799","490:4900004212","490:4900001103","490:4900001779","490:4900001499","490:4900001776","490:4900002839","490:4900004359","490:4900004363","490:4900004352","490:4900003790","490:4900004078","490:4900001368","490:4900002693","490:4900003932","490:4900001232","490:4900002398","490:4900002832","490:4900002547","490:4900001635","490:4900002546","490:4900001105","490:4900004491","490:4900001637"],"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":[0.5070336055948416,0.3366620509311898,0.3175271316036297,0.2654237712599801,0.14470596495593407,0.13271709508019383,0.13087076586772373,0.12739723968211752,0.12582242592503823,0.1239800037068204,0.11304464220654593,0.10181794774399881,0.09397169742079513,0.0900263521560689,0.08200617038487877,0.07878467899171132,0.06836593790143897,0.05970318687824731,0.047465917661371065,0.044203506311451805,0.04326368335501569,0.04219779260756525,0.04182940840818749,0.037038531515331465,0.035294112522967915],"twin_dists":[0.15136680602979274,0.19164085607440887,0.19672379818257263,0.21153421242446152,0.2553645145888952,0.26101447471952066,0.2619182338851791,0.2636449022978751,0.26443948978224535,0.26537873970034487,0.2711841789713937,0.27761375018260037,0.2824441143898178,0.28499404003788026,0.2904639808094994,0.2927819610230396,0.30084272474774193,0.30834565873684666,0.3206476342426994,0.3243718302944895,0.32548742377176537,0.32677759816337276,0.32722987968964756,0.33344103022085714,0.3358725551548897],"n_dims_used":45,"mean_confidence":0.9237389458550347},"coverage":{"mean_confidence":0.9237389458550347,"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}}