{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005825","490:4900005427","490:4900004069","490:4900003911","490:4900005948","490:4900005290","491:4910001867","490:4900005950","490:4900006076","490:4900005559","490:4900006077","490:4900003502","490:4900003245","490:4900003366","490:4900005032","490:4900005292","490:4900002064","490:4900007046","490:4900004066","490:4900005826","490:4900005561","490:4900006424","490:4900004068","490:4900003910","490:4900003500"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11113045333609807,0.0941827153475784,0.07164249223179135,0.05674718391879264,0.048025407572701746,0.04735393203511759,0.04007904986207378,0.030425345012781352,0.030084637768501316,0.029827388860172346,0.022213888836168212,0.020222356071618715,0.019522638572975173,0.01871077204365224,0.018453047689535432,0.016120953434288477,0.015631908093368875,0.015154170376554248,0.015020465423167999,0.013082143183257296,0.012820301801171817,0.012280185727460048,0.011318098909668456,0.010878893600523134,0.009832783925018337],"twin_dists":[0.2722443434116247,0.2823101302768041,0.2982064681031917,0.3111110337196738,0.3200306117235167,0.3207718648898684,0.32942588966766534,0.34324622085335726,0.34379916489742707,0.34422022995390383,0.358370642142915,0.3627646474963515,0.36439830535375284,0.36635914156069216,0.3669971622050695,0.37315520865551677,0.3745450995935768,0.37594029635612575,0.37633770528790206,0.3824801267185931,0.383370712607048,0.38525984340100944,0.3888153309831694,0.39052853346822525,0.3948711215496237],"n_dims_used":45,"mean_confidence":0.8972432454427083},"coverage":{"mean_confidence":0.8972432454427083,"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}}