{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005133","490:4900005114","490:4900005907","490:4900006049","490:4900007021","490:4900007012","490:4900006770","490:4900006656","490:4900005254","490:4900007389","490:4900006530","490:4900006537","490:4900007265","490:4900007514","490:4900006409","490:4900005004","490:4900005400","490:4900006174","490:4900005118","490:4900006176","490:4900005119","490:4900005396","490:4900006538","490:4900006648","490:4900004977"],"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":[0.855366199115772,0.7696660175391051,0.7574161877853761,0.7152101548618578,0.6815627867551468,0.6662854407878507,0.6568993782362342,0.6470590288387041,0.6230375685953358,0.6020776139282527,0.5949642032464079,0.5832942648796504,0.5813423611008359,0.570632281640398,0.5636774681013758,0.5425479377537094,0.5366880058853919,0.5317588548149879,0.5074247984294314,0.5032344391353947,0.4994385894237199,0.4975242321953848,0.4965209782868975,0.4962838393761911,0.48692609454749247],"twin_dists":[0.07259637624203828,0.09397720085185376,0.09681398523753981,0.10633522430420658,0.11372243536763689,0.11703660309725049,0.11906373169154268,0.12118309324465072,0.1263390360846116,0.130828020979866,0.1323514748405201,0.13485243668761,0.13527105064390302,0.13757016196267863,0.1390655664577358,0.14362484002830686,0.14489457497940472,0.14596473076296607,0.15128083996401012,0.1522026080655443,0.15303939547914644,0.15346208323013277,0.15368378434531663,0.15373620645940542,0.15581073408315824],"n_dims_used":45,"mean_confidence":0.9135547214084201},"coverage":{"mean_confidence":0.9135547214084201,"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}}