{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000810","490:4900000798","490:4900002766","490:4900003438","490:4900001023","494:4940008409","490:4900001553","490:4900007123","490:4900003175","490:4900001265","490:4900004419","490:4900001031","490:4900006393","490:4900001835","490:4900000897","494:4940008504","494:4940008870","490:4900003078","490:4900001542","490:4900003572","494:4940007511","490:4900000673","490:4900006392","490:4900000912","490:4900003194"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,494,494,490,490,490,494,490,490,490,490],"twin_sims":[0.4229276839846487,0.41654996555904017,0.40483745342657174,0.3974146946962674,0.39177321622886946,0.39069032713082336,0.38484884803701236,0.3825365570460763,0.3768298487214962,0.37624198490291705,0.36752134816626986,0.366915670996787,0.3653885714584514,0.3597076930523027,0.3424262772708651,0.3421115848466861,0.3391926860832227,0.33645121076284396,0.3361251575203103,0.3350462791411039,0.33496374506269044,0.32958562971162214,0.32912100178431875,0.32833874646838035,0.3272937876542014],"twin_dists":[0.17038365351999232,0.17188130172100907,0.17465773324580625,0.17643581483051723,0.1777973796972421,0.17805977262856487,0.17948114944406307,0.18004661416760956,0.18144925609035634,0.181594330005051,0.18375967522534953,0.18391100884619105,0.1842931250449025,0.18572174665770086,0.19014076420614875,0.19022230936439408,0.1909805936616129,0.19169598662673007,0.19178127994571306,0.19206382718793014,0.19208546232531748,0.1935015743145983,0.19362450734809078,0.19383169536077535,0.19410888788560873],"n_dims_used":45,"mean_confidence":0.9172774420844184},"coverage":{"mean_confidence":0.9172774420844184,"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}}