{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003195","489:4890003274","489:4890003196","489:4890003275","489:4890003276","489:4890003031","489:4890002542","489:4890002298","489:4890003117","489:4890002785","499:4990000339","477:4770003911","489:4890002214","477:4770003880","489:4890002703","499:4990001287","477:4770003879","489:4890003347","499:4990001154","477:4770003930","468:4680001229","489:4890002875","489:4890003190","472:4720005856","477:4770003941"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,499,477,489,477,489,499,477,489,499,477,468,489,489,472,477],"twin_sims":[0.9664907992793741,0.9362979797182981,0.8880398645677549,0.863640721797103,0.7603529459564816,0.6985259417410953,0.6718534406344338,0.6475870567468517,0.6118595989938609,0.605425418119751,0.598548609598005,0.5693675399716216,0.5478386863098716,0.5459516790140885,0.5419369903842375,0.5395348963677172,0.5193567494251864,0.5169991303764679,0.5121811800296421,0.5033251401358313,0.501725104422063,0.4998959570787868,0.4975933253178315,0.4950446529962268,0.49301188353832776],"twin_dists":[0.03390868413610475,0.04712189285858067,0.06328996963237005,0.07032398951223513,0.09613739956789892,0.11001572099694212,0.11583101454722038,0.1210695019409494,0.12873338900046247,0.13011114944195384,0.13158375674794262,0.13784194470626357,0.1424805882370404,0.142888476030762,0.14375710003360512,0.14427738189180356,0.1486667819812068,0.14918210218682318,0.1502369801795816,0.1521826344501455,0.15253512881746997,0.15293847664122537,0.15344681957206505,0.15401025902919896,0.15446024708012074],"n_dims_used":45,"mean_confidence":0.9198248969184027},"coverage":{"mean_confidence":0.9198248969184027,"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}}