{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001819","481:4810000898","488:4880002242","470:4700001220","493:4930003616","488:4880002388","493:4930003792","493:4930003784","481:4810001989","488:4880002411","493:4930003093","488:4880003351","481:4810001010","493:4930003959","488:4880001903","488:4880002533","493:4930002418","485:4850004264","496:4960000195","488:4880002004","470:4700005605","470:4700004978","488:4880001135","493:4930003956","493:4930001096"],"twin_admin_codes":[488,481,488,470,493,488,493,493,481,488,493,488,481,493,488,488,493,485,496,488,470,470,488,493,493],"twin_sims":[0.6262757285236755,0.5575441893117359,0.5380735297068242,0.3582280380115147,0.354010431683322,0.3383955728259549,0.3239072961484002,0.3013951857874435,0.2957508393441984,0.2828440241723497,0.28137373283882283,0.27942303571102733,0.2758579658622492,0.274536957178396,0.271480011567907,0.27121623274764134,0.26926306626572905,0.26417729143736723,0.26344243186834787,0.2594697393361776,0.24911303704941934,0.23395974366860695,0.23263145553442371,0.23066487937239358,0.23005047266828751],"twin_dists":[0.1256450312334831,0.14038627282361085,0.14459412083682324,0.18609573098961166,0.18716611539426053,0.1911882794274825,0.19501059086172412,0.20114476289732658,0.20272387732814606,0.20640318448824574,0.20682865702753817,0.20739523362731319,0.20843695308779409,0.2088250417371133,0.2097275345954385,0.20980570177661573,0.21038596138528953,0.21190922815108773,0.21213083562596094,0.21333561333695839,0.2165322449978256,0.22136695581777097,0.22180036377455598,0.22244503644291666,0.22264718990966237],"n_dims_used":45,"mean_confidence":0.9253000895182292},"coverage":{"mean_confidence":0.9253000895182292,"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}}