{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003714","490:4900002894","490:4900003582","490:4900003711","490:4900004004","490:4900002290","490:4900003853","490:4900003854","490:4900002890","490:4900005099","490:4900004556","490:4900003312","490:4900005366","490:4900001684","490:4900002768","490:4900005095","490:4900001841","490:4900002895","490:4900003744","490:4900002881","490:4900002452","490:4900004400","490:4900004262","490:4900003040","490:4900002916"],"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":[0.6670657780214682,0.5221477993386693,0.48170165530690223,0.42100408521336063,0.40848956579196716,0.39592171638755574,0.39178978632902584,0.37068087531550015,0.36834069621518983,0.3679127141356283,0.346736874025909,0.3385481833196258,0.33613027983018695,0.3331321975724456,0.3177295161999254,0.315277776986849,0.31307097609785367,0.30838782359139544,0.3073671880602213,0.3059568092300665,0.30329329332552546,0.2976234242975692,0.2950481263555877,0.29469785183829345,0.2838331856452338],"twin_dists":[0.11686778961726278,0.14805743851631306,0.15697418713366013,0.17083434946835707,0.1737882643441452,0.17679527054419808,0.17779336725823314,0.18297225175107854,0.18355515256937668,0.18366195548079456,0.18902776099485308,0.1911484968032773,0.19177993963799964,0.19256632422451203,0.1966691583506561,0.19733240866672647,0.1979319018640414,0.19921214896840952,0.19949264024362307,0.19988112567654295,0.2006176192717476,0.20219804090707288,0.20292171062399084,0.2030204265346402,0.20611769268889374],"n_dims_used":45,"mean_confidence":0.9198330349392361},"coverage":{"mean_confidence":0.9198330349392361,"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}}