{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000135","496:4960008163","496:4960008168","490:4900000143","490:4900000056","496:4960006371","496:4960008167","490:4900000422","496:4960006770","496:4960007683","490:4900000511","496:4960008055","490:4900000077","496:4960007438","490:4900000144","490:4900000188","496:4960007557","496:4960008282","496:4960008286","496:4960007025","496:4960007795","490:4900000080","490:4900000235","496:4960006372","490:4900000609"],"twin_admin_codes":[490,496,496,490,490,496,496,490,496,496,490,496,490,496,490,490,496,496,496,496,496,490,490,496,490],"twin_sims":[0.5129091376864311,0.4959831111574908,0.4866646779570361,0.4238127509567471,0.402173103184674,0.39987820520317013,0.37811462599462864,0.35898650760230416,0.348074457578353,0.3470249708114196,0.3323010684122283,0.32782120838333895,0.3233797444397986,0.31030776316273034,0.30780583027450953,0.3072087188697101,0.3027779833446227,0.2993128570553426,0.2958301797068411,0.29326690087046936,0.28861180068035563,0.27834075220436233,0.27560143722005864,0.2718094130337895,0.26686296167027557],"twin_dists":[0.15007743798554907,0.15380269599385177,0.1558688581540715,0.17017657275953293,0.17529425447890354,0.1758440382399026,0.1811325802779956,0.18590392843474682,0.18868388499069316,0.18895363589619693,0.19278500724169761,0.19396891992880186,0.1951515297360857,0.19868595271424533,0.19937202690562505,0.1995362388566684,0.2007605412115884,0.20172530038777922,0.202701558229882,0.2034244256132553,0.20474685070564205,0.20771061794787157,0.20851222741913197,0.20962998677363276,0.2111025800065263],"n_dims_used":45,"mean_confidence":0.9164491441514757},"coverage":{"mean_confidence":0.9164491441514757,"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}}