{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003904","489:4890004074","489:4890003903","489:4890003659","489:4890004675","489:4890004193","489:4890003839","489:4890004768","489:4890003843","489:4890004631","489:4890003845","489:4890003657","489:4890003658","489:4890004445","489:4890004021","489:4890003642","489:4890003711","489:4890003710","489:4890004540","489:4890004211","489:4890003968","489:4890004244","489:4890004412","489:4890003966","479:4790002989"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.8593697870130899,0.8515548360543567,0.7752727809256781,0.7579720578313163,0.750993215250868,0.7484140541688262,0.7111546704765596,0.709921551976738,0.7068198951146043,0.6998539464375828,0.6964162827968609,0.6893246157804352,0.6859542381938963,0.6738144645777898,0.6683149311445408,0.6495023182900235,0.6455812288858248,0.643216666520477,0.6326350939025174,0.6255035272807639,0.6228282414003646,0.6221986891429541,0.6036088521068868,0.6021194687737234,0.5980823776748214],"twin_dists":[0.07150318049521265,0.07362666622990098,0.09266530310322392,0.09668608364949294,0.09828653074247742,0.0988751634977414,0.10723344575784215,0.10750608178195376,0.10819088766809276,0.1097241304575527,0.11047849275637141,0.11203027453456754,0.11276581672735672,0.11540581186781063,0.11659745843332447,0.12065736526669375,0.12150093039403656,0.12200927352714437,0.12428133350678368,0.12581055074802952,0.12638389176302103,0.12651879032665594,0.13050012953521614,0.13081905825706505,0.13168360775317794],"n_dims_used":45,"mean_confidence":0.9198621114095052},"coverage":{"mean_confidence":0.9198621114095052,"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}}