{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003505","490:4900004478","490:4900002819","490:4900004471","490:4900004052","490:4900003776","490:4900002818","490:4900003915","490:4900002821","491:4910002159","490:4900006198","490:4900002670","490:4900004205","490:4900002674","490:4900002963","490:4900002669","490:4900004053","490:4900002370","490:4900007047","490:4900003779","490:4900003920","490:4900003378","490:4900003499","490:4900002222","490:4900005421"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7103201496842136,0.5602548346611643,0.5212410166222524,0.5129230146621716,0.4873152539191734,0.4755208292452286,0.44297600511368085,0.40131016000015846,0.3723177805723115,0.35235034467373083,0.3311903179103639,0.3128644070821351,0.3030504373145003,0.30142114742312476,0.29618654265013133,0.2894248910146142,0.2835191109760887,0.2753841912547111,0.264621148596667,0.25349257268573955,0.22605856587690307,0.22392694630465573,0.21617902329361402,0.20802831975956446,0.20035769422020616],"twin_dists":[0.107417977869261,0.13980233442271986,0.14825532425282276,0.15007439720413074,0.1557242249711599,0.1583557864056834,0.1657352829339437,0.17550082090279556,0.1825656104053037,0.18758923672037178,0.19307772999243275,0.19798814064390427,0.20068495812613588,0.20113753979451207,0.20260135387994924,0.20451495636807315,0.20620827577943038,0.20857600840295398,0.21177556306730136,0.2151703779198833,0.22396938533275024,0.22468176794632558,0.2273099179345427,0.230144118541562,0.23288136430235234],"n_dims_used":45,"mean_confidence":0.9000229729546441},"coverage":{"mean_confidence":0.9000229729546441,"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}}