{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003651","489:4890003847","489:4890003898","489:4890003905","489:4890003715","489:4890003836","489:4890003897","489:4890003642","489:4890003774","489:4890003645","489:4890003706","489:4890003722","489:4890004211","489:4890004541","489:4890004608","489:4890003906","489:4890004253","489:4890004788","489:4890003648","489:4890003787","489:4890003709","489:4890003717","469:4690001730","489:4890003646","489:4890003647"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,489],"twin_sims":[0.8400366181784571,0.8068134143288265,0.7680949918719155,0.7557601192195634,0.7132375949046321,0.6809059907304519,0.638356714017389,0.5778626215322031,0.5679549000573253,0.5510963365232596,0.5457873564795371,0.5287888254331263,0.5023793917345665,0.49559901520127586,0.48161554233077486,0.4588581531922754,0.44225882250053583,0.43197876323004186,0.4293579578619084,0.42658218523127633,0.41479191959161504,0.4142210788147827,0.4109943819153301,0.391134050666778,0.3717485731564034],"twin_dists":[0.07668311388830308,0.0850975949057585,0.09434322088174701,0.09719459130643814,0.10677241890202947,0.11386534540508647,0.12305332348592934,0.13601760915396893,0.1381455898257837,0.1417769825330758,0.1429240068139263,0.14661053628795973,0.15239094956691115,0.15388763455543153,0.15699339690339387,0.16211063890079347,0.1659001060691153,0.1682743242692847,0.16888321303020873,0.1695297638876334,0.17229585166143627,0.1724306196562889,0.173193921200379,0.17795221372480405,0.18270691284061016],"n_dims_used":44,"mean_confidence":0.918047471479936},"coverage":{"mean_confidence":0.918047471479936,"n_dims_used":44,"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}}