{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001940","498:4980002446","484:4840000666","498:4980002202","484:4840000482","498:4980002289","498:4980002115","484:4840000252","498:4980002448","498:4980002206","498:4980002127","498:4980001670","498:4980002215","498:4980002294","498:4980002283","498:4980002199","498:4980001259","484:4840000352","484:4840000657","498:4980002371","498:4980002214","498:4980002360","498:4980002441","498:4980002297","498:4980003344"],"twin_admin_codes":[498,498,484,498,484,498,498,484,498,498,498,498,498,498,498,498,498,484,484,498,498,498,498,498,498],"twin_sims":[0.8316213072569556,0.762458125538257,0.7236996510156307,0.7124694100407464,0.677702135601699,0.673404170659471,0.6632063668759384,0.621143944185707,0.6117802467761221,0.6111165777527071,0.6075900445014955,0.6043352372896732,0.6034562629118104,0.5995306576141126,0.5942216849994475,0.5904553835732398,0.5859127277248138,0.5858231227900039,0.5855227066357702,0.5749948400760191,0.5744867157318212,0.570173061131919,0.5656192462157754,0.556527444386693,0.5546914808090163],"twin_dists":[0.0788666716781231,0.09565107234019968,0.10444667752038996,0.106942520465753,0.11456187455495122,0.11549480154029548,0.11770227142003209,0.12674478161196973,0.12875038173535616,0.12889250046198775,0.1296476443646598,0.1303445881963177,0.13053280377302298,0.13137344192330472,0.13251052915825587,0.13331743632359616,0.1342910274122404,0.1343102362833841,0.13437463876764402,0.13663317181831544,0.1367422696727782,0.13766883703786623,0.13864782957688657,0.14060540857537657,0.14100125760040086],"n_dims_used":45,"mean_confidence":0.9346767849392361},"coverage":{"mean_confidence":0.9346767849392361,"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}}