{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001260","500:5000002027","485:4850006870","485:4850008281","500:5000002026","485:4850008874","485:4850007339","485:4850005358","500:5000000214","485:4850008651","500:5000002402","485:4850008388","485:4850002585","485:4850007973","485:4850006400","485:4850008706","485:4850008800","499:4990001565","485:4850007489","500:5000000604","481:4810003701","500:5000000039","485:4850005088","485:4850008429","485:4850007297"],"twin_admin_codes":[500,500,485,485,500,485,485,485,500,485,500,485,485,485,485,485,485,499,485,500,481,500,485,485,485],"twin_sims":[0.3591223086958423,0.29749005027013914,0.27204684997194134,0.22496974755626536,0.21268279699692677,0.18257782317627647,0.16202213207515523,0.16182812107035607,0.16180276483381895,0.1335398314916499,0.11612109536747073,0.11593881693856346,0.11165997159883971,0.11162273976103704,0.10360364648149475,0.1024761547654301,0.10119777876214264,0.09747106101525366,0.0972884231142916,0.09697322790609544,0.09325079282011396,0.09233231262221205,0.09064940483204809,0.0888328437508298,0.08585893998539261],"twin_dists":[0.1858696088342557,0.20223542889409804,0.20955971818153293,0.22433270539259162,0.22851661942746535,0.23951748361114628,0.24778624982452574,0.24786779742806567,0.24787846051800086,0.2606147997847478,0.26950891374557145,0.26960721534874355,0.27194967121406677,0.27197035509433815,0.27655537806247193,0.27722196188424786,0.2779847112729402,0.2802521567955022,0.2803650151480384,0.28056017732328015,0.2829036444591738,0.28349319598444606,0.28458555150645326,0.2857828310823164,0.2877855448158481],"n_dims_used":45,"mean_confidence":0.9178685506184896},"coverage":{"mean_confidence":0.9178685506184896,"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}}