{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008048","490:4900009155","490:4900008173","490:4900009261","490:4900008061","490:4900009367","490:4900007823","490:4900009375","490:4900008722","490:4900009982","490:4900008601","490:4900007940","490:4900009156","490:4900009869","490:4900007599","490:4900009770","490:4900009369","490:4900009470","490:4900009969","490:4900009574","490:4900009376","490:4900009667","490:4900011277","490:4900004932","490:4900008378"],"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":[0.45994867436279635,0.3949124339271857,0.3339428729404241,0.3235618832667441,0.27876684473068386,0.2768768390621369,0.266921906903478,0.2652363386239479,0.2324829422171615,0.21367934694713242,0.20039117254109612,0.1958829623774681,0.19197871754012674,0.18894117569545707,0.18452231209954204,0.18281251673351828,0.18065949091666636,0.17816774095892038,0.17480498454245832,0.164419771090209,0.16147180110563272,0.15576037980530824,0.1458901504547914,0.14061087701631017,0.1391910552381414],"twin_dists":[0.16186346222840942,0.17703862303676798,0.192353309266752,0.19510285570206934,0.20758636296026858,0.20813840250157856,0.21108493244382676,0.2115905331248931,0.22184892319847163,0.22817130925171672,0.2328692626241243,0.234511605824513,0.2359552278868935,0.23709259445162242,0.2387702723454557,0.23942700067739586,0.24026016934245178,0.24123323777624606,0.24256189694387384,0.24678425569746013,0.24801775243213578,0.25045489112840064,0.2548256148546186,0.2572537204364039,0.25791829279436784],"n_dims_used":45,"mean_confidence":0.9329072740342882},"coverage":{"mean_confidence":0.9329072740342882,"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}}