{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001684","489:4890003602","489:4890001679","489:4890003780","479:4790002147","484:4840005197","489:4890001855","484:4840004364","478:4780004195","496:4960007605","484:4840005879","489:4890002424","489:4890001687","489:4890001915","479:4790001891","478:4780003740","498:4980000165","468:4680001101","489:4890002519","489:4890001675","484:4840007323","484:4840007212","484:4840004948","478:4780003201","489:4890003252"],"twin_admin_codes":[489,489,489,489,479,484,489,484,478,496,484,489,489,489,479,478,498,468,489,489,484,484,484,478,489],"twin_sims":[0.4085780341606389,0.38873501281392103,0.3313283364245642,0.3198487949268071,0.3141462809753616,0.29284988301607745,0.29102491089810933,0.2863681753428099,0.2684971883610531,0.26664067849060025,0.24986787704279323,0.24812834127133374,0.2456774384961839,0.23594586453850946,0.23077932820712901,0.22980885325267175,0.22683881672874098,0.22543290237270133,0.22413931199550594,0.223766815676944,0.22127567996699454,0.22015844870982185,0.21844875467644934,0.21722169772633285,0.21442385545840179],"twin_dists":[0.1737672452721606,0.17853442579302975,0.19304132795527146,0.1960981683879218,0.1976394887459216,0.20354238140217584,0.20405976081867402,0.20538876938589262,0.21061420390365668,0.21116915098092343,0.2162964345989113,0.21684055060260984,0.217611346627772,0.2207219023016966,0.22240741946722423,0.22272678563017387,0.22370974287776862,0.22417801609935073,0.22461059404125286,0.22473546510962603,0.22557414630938472,0.2259523297952659,0.22653355906884837,0.22695259514384045,0.22791404278172922],"n_dims_used":45,"mean_confidence":0.9191810607910156},"coverage":{"mean_confidence":0.9191810607910156,"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}}