{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000478","498:4980001003","498:4980000920","498:4980001392","473:4730007294","473:4730007411","498:4980001106","498:4980001192","498:4980001288","498:4980000303","498:4980001287","498:4980000359","498:4980001010","473:4730005093","498:4980000417","500:5000007337","498:4980001289","498:4980001477","473:4730007957","498:4980000595","498:4980001393","498:4980000480","498:4980001487","498:4980001297","473:4730008054"],"twin_admin_codes":[498,498,498,498,473,473,498,498,498,498,498,498,498,473,498,500,498,498,473,498,498,498,498,498,473],"twin_sims":[0.8005355319296384,0.7036214855094113,0.6918965930884978,0.6837966865451499,0.676453159099848,0.661855458229348,0.655300717826468,0.6416011580462873,0.6404121548162918,0.5904524168309266,0.5583448829565628,0.5449675385362185,0.534258171815682,0.5295833985868832,0.520366033535332,0.51655232484402,0.5165364958583031,0.5158495008178057,0.513362996059446,0.5025807309576799,0.4995361635748747,0.4941819645066963,0.4913967965828418,0.4907737214729466,0.4781282277972584],"twin_dists":[0.08663209707652916,0.10889566923569675,0.11146814341763725,0.11323605244134817,0.11483314945317417,0.11799411137913134,0.1194084198653982,0.12235643804584143,0.12261187774327441,0.1333180720255311,0.1402137425049044,0.14310130061580525,0.14542186041791216,0.14643768838128718,0.14844634632051545,0.14927982708079335,0.1492832895582402,0.14943358973138016,0.149977997318476,0.15234659265653727,0.15301786343458273,0.15420116401590495,0.15481816129455095,0.15495633187937102,0.1577722545332925],"n_dims_used":45,"mean_confidence":0.924686770968967},"coverage":{"mean_confidence":0.924686770968967,"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}}