{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002372","478:4780002445","470:4700000401","481:4810000329","488:4880006387","470:4700003503","472:4720006587","469:4690002480","499:4990000563","470:4700001062","478:4780003539","468:4680006912","488:4880000828","488:4880004192","478:4780002963","478:4780004672","472:4720006835","499:4990000118","478:4780009107","499:4990002995","478:4780003685","479:4790006382","472:4720001978","499:4990001865","484:4840006872"],"twin_admin_codes":[472,478,470,481,488,470,472,469,499,470,478,468,488,488,478,478,472,499,478,499,478,479,472,499,484],"twin_sims":[0.476854801070093,0.42829720810091704,0.40351148968733447,0.3191100023637417,0.3164134881994919,0.2975272076091108,0.25959727624081774,0.257420365387537,0.25380824890277065,0.24989169060418975,0.24871584524202778,0.2452656541303676,0.2452309343912361,0.236217046694637,0.21942157722859376,0.19380659874194192,0.1937530587497098,0.19313301497123642,0.1871182235539227,0.18092745854971723,0.17770896416415066,0.17370096614103203,0.17334231504334974,0.17111340487142188,0.15820399181325684],"twin_dists":[0.15805711601782135,0.16913008646037053,0.17497427402162602,0.19629697641389646,0.1970248121621067,0.2022250117978788,0.2132967565998791,0.21396165442342271,0.21507279584485284,0.2162890027132067,0.21665651056132873,0.21774133522617214,0.21775230168298773,0.2206341036331308,0.22620246495865137,0.23527683955454248,0.23529664661252755,0.2355263088983985,0.23778132854695502,0.2401560911700506,0.24141344843628607,0.24300207541211336,0.24314550152760533,0.24404164405881484,0.2494043316955554],"n_dims_used":45,"mean_confidence":0.9245680914984808},"coverage":{"mean_confidence":0.9245680914984808,"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}}