{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004683","490:4900007380","490:4900007622","470:4700005331","490:4900007733","490:4900007381","490:4900002897","490:4900007615","490:4900004962","490:4900007743","490:4900001822","490:4900006630","490:4900001556","490:4900004269","490:4900005624","490:4900003185","490:4900006755","490:4900004688","490:4900003699","490:4900004405","490:4900003447","490:4900004956","490:4900004694","490:4900007732","490:4900001412"],"twin_admin_codes":[490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5899942504467763,0.5707866874387718,0.5219853382712863,0.515002250032623,0.4549290800031803,0.44702427334567996,0.4059169014184986,0.3884651780803697,0.387058112415809,0.3805593864316528,0.3774219653012446,0.364016891383677,0.36115832177948864,0.36003384006585964,0.3562273078830627,0.3373109714249842,0.3335972938950261,0.33306010207944226,0.3325432375839184,0.3322360501439706,0.3246298416913385,0.30690937758170406,0.306589539483047,0.3030009124181787,0.3014712130955936],"twin_dists":[0.13341624809878944,0.13753698593907893,0.14809288628449677,0.14961901800487865,0.16300295814546137,0.16480682330071056,0.1744003841594142,0.1786000162895949,0.17894238977349952,0.1805314273077286,0.18130324420230373,0.18463703745752472,0.18535586111954883,0.18563941856218938,0.18660268048963097,0.19147129316090106,0.1924440799497587,0.1925852818735764,0.19272125797919243,0.1928021271448795,0.19481776520788957,0.19961863009203387,0.1997067141355501,0.20069869418541475,0.20112361143828947],"n_dims_used":45,"mean_confidence":0.9226510789659288},"coverage":{"mean_confidence":0.9226510789659288,"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}}