{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012087","490:4900011686","490:4900011558","490:4900010121","490:4900011751","490:4900010214","491:4910004856","491:4910005468","491:4910005808","491:4910005714","490:4900010302","490:4900012019","490:4900011218","490:4900011141","491:4910002467","491:4910004803","490:4900012720","490:4900009619","490:4900009821","490:4900012432","490:4900012086","490:4900008655","491:4910005364","490:4900005150","490:4900010648"],"twin_admin_codes":[490,490,490,490,490,490,491,491,491,491,490,490,490,490,491,491,490,490,490,490,490,490,491,490,490],"twin_sims":[0.21743632422096495,0.21650694424100655,0.06670991252093934,0.05677067571408756,0.03911367582486214,0.0288340695362931,0.021417373517879253,0.01228547017685846,0.012099081150742586,0.010624496220924992,0.009162606571667885,0.0071602595781240595,0.006128945428167279,0.005786641136601783,0.005285885369326952,0.003824560237398186,0.0031475894037689793,0.0027364845988225276,0.0026948049382793057,0.0026572602747805506,0.002062745209163265,0.002032006683865776,0.0019390077625544351,0.0019232731487292289,0.0017440580766632902],"twin_dists":[0.22687918628949816,0.2271974151630512,0.30221442825513856,0.3110885933525776,0.33067192748754803,0.3458759070047798,0.36008520025451896,0.38524100665215727,0.385909785306471,0.39154919966312784,0.39787508970350094,0.40819487494933837,0.41457159306885444,0.4169033054081689,0.4205493585781439,0.43333384310557876,0.44085141986143656,0.4461743898208968,0.4467542465159701,0.44728364866497455,0.45673434076573016,0.45728847405514716,0.4590132196980628,0.45931253268005195,0.462890625],"n_dims_used":45,"mean_confidence":0.8852434794108073},"coverage":{"mean_confidence":0.8852434794108073,"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}}