{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000390","477:4770000503","477:4770000449","470:4700008456","473:4730003779","477:4770000516","499:4990000673","499:4990000600","477:4770000490","477:4770000451","500:5000001895","500:5000002120","473:4730003776","496:4960007068","484:4840001279","499:4990001962","477:4770000326","500:5000002746","473:4730004140","477:4770002264","485:4850001797","473:4730002374","488:4880000879","477:4770000085","477:4770001718"],"twin_admin_codes":[477,477,477,470,473,477,499,499,477,477,500,500,473,496,484,499,477,500,473,477,485,473,488,477,477],"twin_sims":[0.7593458250738607,0.7498540650438893,0.7236648678472184,0.5152041819841102,0.49042068312545395,0.46752922013068865,0.4452507577543129,0.44048570447773333,0.43254637106100974,0.42574558609855084,0.4120627159828023,0.39924076205489073,0.37965701045483424,0.3721875933581797,0.3700258581559159,0.3646208032987126,0.3598732531163478,0.3542439326875308,0.3465804956954845,0.3465495346459284,0.34566450840490115,0.3346228001328734,0.33274622726029485,0.32980589758498274,0.3283063333622854],"twin_dists":[0.09636966531271726,0.09854669871933695,0.10445443924338849,0.14957481662427222,0.15503464336637698,0.16015092910673653,0.16521317704493432,0.1663080501043514,0.1681426500961174,0.1697249696698529,0.1729409100062264,0.1759970029672614,0.18075309827663263,0.18259791920237306,0.18313522097150026,0.18448554216637458,0.18567995017479277,0.18710668358828214,0.18906800955634062,0.18907597943009039,0.18930395880593504,0.19217486688915222,0.19266784195317377,0.19344332827968588,0.19384028615321233],"n_dims_used":45,"mean_confidence":0.921716817220052},"coverage":{"mean_confidence":0.921716817220052,"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}}