{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002241","489:4890001755","489:4890001839","489:4890001913","489:4890003258","489:4890002838","489:4890002326","489:4890002749","489:4890002016","489:4890002588","489:4890002923","489:4890002007","489:4890002925","489:4890002325","489:4890002101","489:4890002173","489:4890003078","489:4890003320","489:4890002575","489:4890003253","489:4890002013","489:4890002172","489:4890001652","489:4890001757","489:4890002179"],"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":[0.8375866413213171,0.7608013666222417,0.6984978064425956,0.693991334316213,0.6938847026182167,0.6831284966924659,0.6806552539719962,0.680344127528948,0.6718100397262595,0.6487900079513396,0.6351668669474388,0.6272167190125135,0.6246432894058236,0.6225874955044465,0.616480566645873,0.6137271894712638,0.6052793210555442,0.5774273596655103,0.5725219873489578,0.5652936700405694,0.5652208250941183,0.5609343435835485,0.5597706463037778,0.5565395207532272,0.5537072693687746],"twin_dists":[0.07732290447011378,0.09603390167422317,0.11002189630302404,0.11100976581534223,0.11103311149304713,0.11338158800631877,0.11391989140921611,0.11398756639145254,0.11584042138158415,0.12081066621566822,0.1237380882753253,0.12544331320068464,0.12599492493694775,0.1264354789546903,0.12774375332809423,0.12833344466366625,0.13014243286128369,0.13611101909218595,0.13716420085500436,0.13871785865560915,0.13873352775654435,0.13965601333662983,0.1399066112463375,0.14060280545246928,0.1412135431305173],"n_dims_used":45,"mean_confidence":0.9139122856987847},"coverage":{"mean_confidence":0.9139122856987847,"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}}