{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000396},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001880","477:4770000604","499:4990000338","477:4770000202","477:4770000762","489:4890001963","477:4770000087","477:4770000201","489:4890001961","477:4770000504","477:4770000183","477:4770003923","477:4770000231","477:4770003814","499:4990003217","477:4770003892","477:4770000901","477:4770003815","477:4770001087","477:4770000105","477:4770002199","485:4850002564","499:4990003155","485:4850002658","477:4770000393"],"twin_admin_codes":[489,477,499,477,477,489,477,477,489,477,477,477,477,477,499,477,477,477,477,477,477,485,499,485,477],"twin_sims":[0.7264989397444799,0.6912878342080545,0.6809226834803503,0.6751620467670822,0.6619569303087341,0.6539356002269878,0.6530687486765052,0.6518195877509048,0.6483581138125913,0.6403774852949161,0.638947947909405,0.636921295668971,0.6348109323789118,0.633667854970364,0.6193328748259722,0.614312723818524,0.6118614570873626,0.6109552764313013,0.6098659471269648,0.595674002113583,0.5945587023156332,0.5925311190532064,0.5871743104092506,0.5825013711271895,0.5799797111960618],"twin_dists":[0.10382135246439761,0.11160126023456897,0.11386171380131861,0.11511342926932365,0.11797219454555388,0.1197026317508097,0.1198894000115735,0.12015846365116041,0.12090360417827047,0.12261932509723128,0.12292636161962246,0.1233615107167226,0.1238144743702738,0.1240597581620479,0.12713278016285898,0.12820804684133488,0.12873299110197503,0.1289270413133024,0.1291603055728434,0.1321994362057128,0.13243833597098512,0.13287269406278063,0.1340205980498774,0.13502247148709104,0.13556335524926338],"n_dims_used":45,"mean_confidence":0.9216929117838542},"coverage":{"mean_confidence":0.9216929117838542,"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}}