{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001665","489:4890002171","489:4890002587","489:4890001836","489:4890001830","489:4890001662","489:4890002019","489:4890002102","489:4890001932","489:4890002009","489:4890003578","489:4890001919","489:4890002006","489:4890002088","489:4890002597","489:4890001758","489:4890001749","489:4890002017","489:4890002507","489:4890001672","489:4890002267","489:4890002188","489:4890001752","489:4890002508","489:4890002018"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9473538017455566,0.8536479346675852,0.8154685579535483,0.7963430463945219,0.772806898413417,0.7663523763016905,0.7540538152739562,0.7440154032805146,0.7316109380080585,0.7283071431684481,0.7277700145668219,0.7246617750208766,0.7109995082303415,0.699834702974738,0.6984940654396024,0.6939022882485553,0.6756302987408864,0.6733909899062536,0.6615435559688196,0.6463477921108309,0.6446811336644229,0.6442208855976848,0.6311477546782881,0.620649385686492,0.6145601103434045],"twin_dists":[0.04271376335895253,0.0730620871987849,0.08295562730612384,0.08764848467741164,0.09324338243387631,0.09474843549380352,0.0975860581864901,0.09987568317759754,0.10267585077368675,0.10341670149908368,0.10353696351272139,0.10423190239781455,0.10726776339017159,0.10972835732822377,0.11002271739369489,0.11102926143005698,0.11501179632684318,0.1154976601084959,0.11806147433345832,0.12133607536815533,0.12169446687048854,0.12179341382264955,0.12460037889563622,0.12685073978810177,0.12815506570729746],"n_dims_used":45,"mean_confidence":0.9148274739583333},"coverage":{"mean_confidence":0.9148274739583333,"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}}