{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003231","489:4890003565","489:4890003153","489:4890002556","489:4890003439","489:4890003310","489:4890001992","489:4890002635","489:4890002487","489:4890003489","489:4890003067","489:4890001990","489:4890002808","489:4890003435","489:4890002072","489:4890002747","489:4890002550","489:4890003499","489:4890003552","489:4890003071","489:4890002583","489:4890002905","489:4890002555","489:4890003490","489:4890002906"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9072149581785852,0.9032202163269656,0.8749107169377258,0.8677314879784063,0.8471963074490512,0.8248972078780166,0.8242633230194196,0.8195004167888562,0.8173156952130219,0.8162710275919348,0.8129834263960913,0.8063299602471659,0.8035723677763295,0.8032240153191514,0.8017476249883718,0.7989004925540005,0.7988776324488407,0.7943848200497807,0.7932775744506758,0.7895712343411355,0.78835785272773,0.7880723560719931,0.7859662549344906,0.7856906910445814,0.7847916914346208],"twin_dists":[0.05731449792118892,0.05859884001558001,0.06714233041678719,0.06918128994507963,0.07479301192199254,0.08058426687919229,0.08074501353773088,0.08194665861483418,0.08249429734526273,0.08275539503093081,0.08357391578902898,0.08521631926352685,0.08589173040967715,0.08597683818986117,0.0863370197124068,0.08702925752553999,0.08703480327601912,0.08812101684861866,0.08838759690439105,0.08927682636505807,0.08956692382684249,0.08963510917036004,0.09013727690088914,0.09020287327158891,0.09041670362062329],"n_dims_used":45,"mean_confidence":0.9142076280381944},"coverage":{"mean_confidence":0.9142076280381944,"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}}