{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000008554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008186","500:5000008434","500:5000008313","500:5000008068","500:5000007551","500:5000008312","500:5000008193","500:5000008915","500:5000008433","500:5000005480","500:5000007027","500:5000008319","500:5000007672","500:5000006477","500:5000006744","500:5000007813","500:5000006497","500:5000006631","500:5000008063","500:5000008677","500:5000006205","500:5000008555","500:5000006065","500:5000005315","500:5000006108"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.933129014492083,0.9203976271782438,0.9064037537224401,0.8929603774364693,0.8378643534526103,0.8289407040090822,0.8250690260844606,0.7665930309034876,0.7290929276173633,0.7264972549915921,0.7196136496939757,0.7124076511496895,0.7114143249317687,0.7090407536530255,0.6852095743665907,0.6830295681336798,0.6802375833178607,0.6801117350298117,0.6791566335986036,0.6734509839387729,0.6714446559317251,0.6707839991486161,0.6693358830269757,0.664998423698792,0.6575376284793056],"twin_dists":[0.0483202244218904,0.0528987886708448,0.05757716372837865,0.061799808054618405,0.07725055491204162,0.07955417243234855,0.0805406615999272,0.0946925239756674,0.1032406736184247,0.10382172922193575,0.10535708008102158,0.1069561921370254,0.10717600949231099,0.10770068832169093,0.1129281691056907,0.11340313142528756,0.11401073933981655,0.114038109457789,0.11424578089822351,0.11548464881788124,0.11591960950813436,0.11606276305897595,0.11637642241447627,0.11731492902601574,0.11892607397080093],"n_dims_used":45,"mean_confidence":0.9252658420138888},"coverage":{"mean_confidence":0.9252658420138888,"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}}