{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000688","487:4870001679","487:4870000844","490:4900001290","490:4900002451","487:4870011560","487:4870001393","487:4870001119","490:4900004403","490:4900003591","490:4900003355","487:4870010461","466:4660013943","487:4870000357","490:4900003871","487:4870001860","490:4900000794","487:4870001221","490:4900004023","466:4660014245","466:4660013325","490:4900003605","487:4870001784","490:4900000806","490:4900003059"],"twin_admin_codes":[487,487,487,490,490,487,487,487,490,490,490,487,466,487,490,487,490,487,490,466,466,490,487,490,490],"twin_sims":[0.37922161683897904,0.35543565097271074,0.34532586572364643,0.28275658212208155,0.27205739485258323,0.2590344655836983,0.25213829631462903,0.2510874018418682,0.23473506904328004,0.22769358553880764,0.21275930566793255,0.2102242207161134,0.20585178717653016,0.20173793216641295,0.19837347899677862,0.19260254200234406,0.18659271135927027,0.1858089531149732,0.17818775140854334,0.17741846945983838,0.1741229934972437,0.1720964021258656,0.1712391462528486,0.16314161418863446,0.1566028222818493],"twin_dists":[0.1808601449410382,0.18680367713072035,0.18939127354840904,0.2064284509938601,0.20955659833903761,0.21346831903482547,0.21558989225210326,0.215916418020821,0.2211147200678531,0.22342598191831234,0.22849006999004343,0.22937324363441433,0.23091368641496662,0.2323835886347396,0.2336011190113282,0.2357232020586171,0.23798074690797194,0.23827889707060226,0.24122538504016805,0.24152772772845577,0.2428335755209434,0.24364540227814102,0.2439908674599603,0.24731708159937515,0.2500913572281544],"n_dims_used":43,"mean_confidence":0.9121099072833394},"coverage":{"mean_confidence":0.9121099072833394,"n_dims_used":43,"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}}