{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011442","490:4900011375","490:4900010843","490:4900011305","490:4900011372","490:4900011776","490:4900011703","490:4900011704","490:4900010934","490:4900011369","490:4900011771","490:4900011702","490:4900011168","490:4900011448","490:4900011374","490:4900010925","490:4900011706","490:4900010770","490:4900011837","490:4900011162","490:4900011376","490:4900011838","490:4900011770","490:4900011902","490:4900011449"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22041129103017174,0.17607151762542403,0.1697138564050635,0.14121532242264467,0.11653751435735282,0.10035521286843356,0.09814877999289157,0.09485594143914892,0.09405971638019599,0.09391223422521718,0.09342603665094318,0.08482642716089239,0.07493206302475827,0.06834517973632558,0.06821639372654895,0.06757285612546926,0.06456279749555294,0.06048531094767196,0.059635225875959555,0.05464014791559496,0.05414452053293567,0.051733900481159376,0.05059796442397466,0.050330986577716334,0.05027555948072508],"twin_dists":[0.22586663027668868,0.24205935841389922,0.24460862127021646,0.2569723166063185,0.2692847852701725,0.2784915598013288,0.27983481613884903,0.28188424651380456,0.28238819865974946,0.2824819129031791,0.2827916806814305,0.2884937826194076,0.2956562624928208,0.30085975068454474,0.3009654756616847,0.30149622569402473,0.30403486682984476,0.3076328697445759,0.3084079569433938,0.3131557141733301,0.31364613400084546,0.31608590050764546,0.3172684566180753,0.3175495941934649,0.31760811658242033],"n_dims_used":45,"mean_confidence":0.8895901150173611},"coverage":{"mean_confidence":0.8895901150173611,"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}}