{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001281","477:4770000533","489:4890003850","477:4770001517","477:4770000485","489:4890004040","477:4770000692","477:4770001404","477:4770001634","477:4770000581","489:4890003913","477:4770000475","477:4770000632","477:4770001516","477:4770000384","477:4770003038","477:4770000855","489:4890003912","477:4770000866","477:4770000524","477:4770000646","477:4770000577","477:4770000925","477:4770000587","477:4770001171"],"twin_admin_codes":[477,477,489,477,477,489,477,477,477,477,489,477,477,477,477,477,477,489,477,477,477,477,477,477,477],"twin_sims":[0.7552585589042479,0.6552705065172721,0.6049749735353546,0.6006639069451045,0.5947836509128065,0.5945430106392288,0.5422548030977714,0.5362759407215812,0.5325412185192696,0.5248904910742546,0.5184014286864925,0.5082821746669705,0.5079920986006737,0.5052865638006128,0.4967305836404278,0.48644489674040325,0.4863197778335799,0.4803067844314457,0.47788536067493653,0.4737621809072369,0.46661520254845906,0.46104031080892,0.4604934063332832,0.4447081698713987,0.44173331933581406],"twin_dists":[0.09730973277723723,0.11941493224656133,0.1302076021809713,0.1311307555586481,0.13239015013529573,0.132441697282785,0.14368829543103853,0.14498396157897359,0.14579473918600971,0.14745938382372345,0.14887552507765936,0.1510924892313763,0.15115620460414933,0.15175093950690924,0.15363745477967625,0.1559177322892426,0.1559455587888613,0.1572854837935024,0.15782656418100616,0.15874995985368537,0.16035690182567758,0.16161624175104009,0.16174007196889598,0.1653376198109687,0.16602094305159845],"n_dims_used":45,"mean_confidence":0.921636962890625},"coverage":{"mean_confidence":0.921636962890625,"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}}