{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010476","491:4910003893","490:4900012154","491:4910003734","490:4900007990","490:4900011141","490:4900011427","491:4910005667","491:4910005519","491:4910005618","497:4970000440","490:4900009821","491:4910005808","497:4970000568","491:4910005569","497:4970000636","497:4970000502","490:4900011751","491:4910003062","490:4900012431","491:4910005468","491:4910002518","497:4970000566","490:4900012577","497:4970000381"],"twin_admin_codes":[490,491,490,491,490,490,490,491,491,491,497,490,491,497,491,497,497,490,491,490,491,491,497,490,497],"twin_sims":[0.36573432780395937,0.277681675243428,0.22632078341113104,0.1712491876175652,0.055874568779678654,0.05484977870325082,0.04770575892585538,0.04129147489617198,0.03904090331818422,0.03509389185145832,0.033884181222630524,0.03153128622932397,0.026432984164057753,0.022757053135513475,0.013741322880966913,0.01238980450108073,0.01201901632649075,0.011007300248137515,0.009310517212592488,0.008340329853312936,0.007664884584275887,0.007121286520755222,0.007023798953482074,0.006460367502396971,0.006171400681723661],"twin_dists":[0.184206538503414,0.20790304312446714,0.22388206151627402,0.24398681373122488,0.3119500805261761,0.3129493939170021,0.32038238972458755,0.3278963904774868,0.33076690723819924,0.3361581366141099,0.33791369982301694,0.34148717746007945,0.350090292795973,0.35723181919341074,0.3803060179685372,0.3848705632746044,0.3861998727979999,0.39002139185655976,0.3971956196997232,0.4018415075498091,0.40537095332941625,0.408420340681775,0.40898921785156195,0.4124233441941803,0.41429063522183357],"n_dims_used":44,"mean_confidence":0.8830646168101918},"coverage":{"mean_confidence":0.8830646168101918,"n_dims_used":44,"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}}