{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000615","477:4770001650","485:4850007044","477:4770001266","499:4990000664","499:4990000745","499:4990003412","477:4770001949","485:4850003199","499:4990003157","500:5000004000","477:4770000778","477:4770000568","499:4990001297","477:4770002079","499:4990003958","477:4770001441","500:5000002515","485:4850007958","485:4850000805","477:4770001258","477:4770000514","499:4990003017","477:4770003943","477:4770000962"],"twin_admin_codes":[477,477,485,477,499,499,499,477,485,499,500,477,477,499,477,499,477,500,485,485,477,477,499,477,477],"twin_sims":[0.4943046301441337,0.4136493563547764,0.379609889593993,0.3707140332184167,0.32051531565199165,0.31809817319984796,0.2991984172106406,0.28526223597170763,0.27001544435397784,0.2652066112079107,0.26030562832227716,0.2541618968986252,0.2523153028085537,0.24751784274365943,0.2454654015985957,0.24464172039565502,0.2397011765662749,0.23746307118111398,0.23637802093189345,0.23624224631276386,0.233700159494754,0.2261427830438072,0.22307823738976953,0.21882445598265138,0.20898173581959256],"twin_dists":[0.15417401335476164,0.172565676377024,0.180764680628981,0.18296400582004732,0.19591902969768257,0.19656967867128258,0.2017572737148362,0.20570629733167986,0.21016213291825672,0.21159946804689614,0.2130811608580712,0.21496356744143516,0.21553497957739196,0.2170320901655354,0.21767826309945607,0.21793856155371083,0.21951187665987787,0.22023153136096515,0.2205820173317487,0.22062594828253268,0.22145152849189684,0.22394133196476537,0.2249666606521502,0.22640557445006748,0.22980874325968068],"n_dims_used":45,"mean_confidence":0.9210845099555122},"coverage":{"mean_confidence":0.9210845099555122,"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}}