{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002979","489:4890003352","489:4890002974","470:4700007643","479:4790000124","479:4790001809","470:4700005886","489:4890003917","477:4770000391","489:4890003138","489:4890004001","470:4700008286","499:4990001281","470:4700008182","489:4890003852","469:4690000179","489:4890002237","472:4720001655","500:5000004271","489:4890003496","500:5000005326","489:4890002892","470:4700002400","489:4890002490","472:4720001023"],"twin_admin_codes":[489,489,489,470,479,479,470,489,477,489,489,470,499,470,489,469,489,472,500,489,500,489,470,489,472],"twin_sims":[0.5436655947556863,0.5344862753319742,0.4482080404068162,0.4259326747115025,0.3377700404007059,0.3110179340909577,0.29372953056097084,0.28875965652038704,0.2736922389921226,0.2696846134504688,0.2662547304334081,0.2631270928533926,0.262725050604227,0.2619934206335896,0.25905397484001874,0.25510049546021396,0.2500512144191077,0.2422838168012598,0.24040957691727755,0.235322016747076,0.22541435688988834,0.20222620283522813,0.19968217860859971,0.18957631455100984,0.18901035434400537],"twin_dists":[0.14338295584134034,0.1453723404838693,0.16453593495573823,0.16968130203997156,0.19135144480612593,0.19849178968284525,0.20329368446255922,0.2047046530430469,0.20907380516835672,0.21026050576759425,0.2112848195182251,0.2122260491126044,0.21234754535126696,0.21256894122287817,0.21346236807355642,0.21467413709384225,0.21623922919312935,0.21868684401935706,0.21928500418883104,0.22092413175247588,0.22418420605277506,0.23220805743306205,0.23312584668483846,0.23685372442001254,0.23706654974175942],"n_dims_used":45,"mean_confidence":0.9142869737413194},"coverage":{"mean_confidence":0.9142869737413194,"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}}