{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003239","490:4900003374","490:4900003640","490:4900003635","490:4900003772","490:4900003630","490:4900004054","490:4900002066","490:4900003504","490:4900003777","490:4900003242","490:4900003375","490:4900004336","490:4900002817","490:4900004193","490:4900002967","490:4900003778","490:4900003243","490:4900005422","490:4900002966","490:4900004331","490:4900003238","490:4900003369","490:4900004195","490:4900002816"],"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":[0.6252016103162047,0.5254013649105193,0.4875286986740215,0.4807526308903449,0.45459986867793767,0.43429247001541355,0.4179030606632881,0.4002425206549011,0.3937239858468189,0.3825079173230085,0.3596852507680292,0.3389181276618232,0.3268794215022822,0.3108860072688869,0.2996807288511466,0.29076198399489317,0.2775361510968256,0.27718508606212117,0.2485934895373764,0.24812661504457453,0.21651481031543043,0.21459644696744407,0.2137664824633006,0.19673936662006855,0.1881838122398209],"twin_dists":[0.12587526225874324,0.1473480638922273,0.15567678569455973,0.15718595205382835,0.16307785105501788,0.1677380241348898,0.17156275107325403,0.17575666467610856,0.17732554354878138,0.1800536281779471,0.18572741308327603,0.19105209946268772,0.19421894059666728,0.19852783970220791,0.20162256920431793,0.20413445933126373,0.20794556810247447,0.20804821213089483,0.216694816417424,0.2168410917675241,0.2271947178881227,0.22785448960245944,0.22814116812592292,0.23419762098098054,0.23737816791469504],"n_dims_used":45,"mean_confidence":0.8975141737196181},"coverage":{"mean_confidence":0.8975141737196181,"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}}