{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002471","470:4700001566","470:4700001863","466:4660009952","470:4700003539","469:4690003378","470:4700001753","470:4700002707","470:4700001015","466:4660013852","470:4700000453","469:4690004310","493:4930000667","470:4700001552","466:4660009064","493:4930003107","493:4930001600","487:4870006966","470:4700002361","470:4700002343","470:4700000627","469:4690001490","466:4660010287","488:4880006365","487:4870003449"],"twin_admin_codes":[488,470,470,466,470,469,470,470,470,466,470,469,493,470,466,493,493,487,470,470,470,469,466,488,487],"twin_sims":[0.3930398384260351,0.37028865013517775,0.36769387468159603,0.3607725471823362,0.35407912466804453,0.34197149130607746,0.3376512622322899,0.3356143582537265,0.32890061021094835,0.3273295708504176,0.3271998663414138,0.3249657364605795,0.3164789048278596,0.3159787346635661,0.30924556316405744,0.3084393529651833,0.30757332022154127,0.307413454755241,0.30623158258887706,0.3054047642674496,0.3013295926950258,0.3004888981995801,0.29911909837831313,0.29684718547335914,0.2899239099682986],"twin_dists":[0.177490895517999,0.18306982074867342,0.18371659085438494,0.18545309005481142,0.18714862921411754,0.19025862419780146,0.1913824455873434,0.19191499169060863,0.19368285276900826,0.19409938773420266,0.1941338259698024,0.19472820621818324,0.1970071137397701,0.197142487041783,0.1989768373329541,0.19919800182830705,0.19943594779770685,0.19947991362714895,0.19980535907949457,0.2000334666981078,0.20116301396678266,0.20139714008086382,0.20177943879109672,0.2024157778853384,0.20437282806082332],"n_dims_used":43,"mean_confidence":0.913506263910338},"coverage":{"mean_confidence":0.913506263910338,"n_dims_used":43,"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}}