{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006921","490:4900007054","490:4900005694","490:4900007050","490:4900006189","490:4900005564","490:4900007183","490:4900006686","490:4900007306","490:4900005696","490:4900006808","490:4900006671","490:4900005439","490:4900005431","490:4900007554","490:4900005695","490:4900006807","490:4900006080","490:4900004770","490:4900007648","490:4900001910","490:4900006910","490:4900006065","490:4900005438","490:4900006934"],"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":[0.3274070783752793,0.21125284700715716,0.16531536488762394,0.14025382610624224,0.12031919184017756,0.11511219551343939,0.08140384321437678,0.07049296884071318,0.06313069928898588,0.06283968668359637,0.06038265683329953,0.05756567339193258,0.04325345103701623,0.04222611537188346,0.03560757593900374,0.03075934514432167,0.027361015476370334,0.026318296592130065,0.026158535978897942,0.024694128623517008,0.02466872113593381,0.024176077616551987,0.023077131815701594,0.02289487145326877,0.019885673990238745],"twin_dists":[0.19407881207486932,0.22901402432796572,0.2464126911905867,0.2574203716923026,0.26727697034460474,0.27005450279209,0.29089176179026793,0.2991199938000099,0.3052767777214431,0.3055319576772208,0.30772599006690043,0.31033365859381007,0.3254996814213496,0.3267429628891329,0.33542820671716916,0.3427092880691788,0.34842379632867687,0.3502997290046944,0.3505927911370097,0.35335360022816337,0.35340273619535967,0.35436423017899,0.35657172900734047,0.3569466187987708,0.36354445080205683],"n_dims_used":45,"mean_confidence":0.890216573079427},"coverage":{"mean_confidence":0.890216573079427,"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}}