{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001045},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001245","499:4990001142","499:4990001240","499:4990001140","499:4990001143","499:4990001145","499:4990001623","500:5000005679","499:4990001046","500:5000005988","499:4990000871","499:4990001331","499:4990000873","499:4990001141","500:5000003586","500:5000003943","499:4990000708","500:5000003410","500:5000004117","499:4990001044","499:4990000634","500:5000004671","500:5000005680","500:5000004847","500:5000005682"],"twin_admin_codes":[499,499,499,499,499,499,499,500,499,500,499,499,499,499,500,500,499,500,500,499,499,500,500,500,500],"twin_sims":[0.75413708914521,0.7437500508691685,0.7306386194862038,0.7226646237125031,0.6832078045199278,0.6691609330446165,0.6599692668890326,0.6452213286579304,0.642815864542953,0.632086014119816,0.6272137407190779,0.6241722741160752,0.618950680410183,0.6157936420078061,0.6029282802778991,0.600022368504786,0.5975331641985194,0.595982390794147,0.5794958818798124,0.5716971751255349,0.5661034923202637,0.560587382522247,0.5601577098803229,0.5540339424256269,0.550144566003886],"twin_dists":[0.09756696911393001,0.09993590800697438,0.10289409119655399,0.1046775528466421,0.11336431664067997,0.11641430490902589,0.11840137973277297,0.12157831990655725,0.12209541444178483,0.1243991230509331,0.12544395168459854,0.12609587054259902,0.1272146538913903,0.12789087944494812,0.13064586244652862,0.13126814041343063,0.13180123331566698,0.1321333814653944,0.13566715581845376,0.13734137586205966,0.13854368087073998,0.1397307226869711,0.1398232506266772,0.14114307630199358,0.14198248041651443],"n_dims_used":44,"mean_confidence":0.9249893535267223},"coverage":{"mean_confidence":0.9249893535267223,"n_dims_used":44,"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}}