{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002722","490:4900001961","490:4900003424","490:4900002420","490:4900002574","490:4900003290","494:4940008965","490:4900003157","490:4900002575","490:4900002425","490:4900003161","490:4900002723","490:4900003555","490:4900002268","490:4900003821","490:4900003548","490:4900002570","490:4900002260","490:4900002262","494:4940008964","490:4900002263","490:4900002862","490:4900002870","494:4940008704","494:4940007021"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,494],"twin_sims":[0.6148453458684394,0.482057466633303,0.4301573101992926,0.4272829109847272,0.34444278538595574,0.33870804396275334,0.2706230918263317,0.2320914793053505,0.22568853729810054,0.1958004137738994,0.195600080308495,0.18492506622458343,0.1792055309728898,0.1691143340946684,0.1646782346626337,0.14582240552127243,0.14442276240622876,0.13475910149535983,0.13012780044647804,0.12637426850439276,0.12089123802991483,0.12061409235744094,0.10873330777647328,0.10835152337963036,0.0961417321404971],"twin_dists":[0.12809397798728708,0.15689482551280232,0.1686973405725909,0.16936638348294117,0.1896191783613639,0.19110683455629363,0.20998164230102478,0.22197701768328673,0.2240927268964962,0.23454192098527074,0.2346155283448385,0.23861619983620191,0.24082679894491302,0.24485252347611347,0.2466768743334974,0.25485635671301143,0.2554938785198518,0.260025883564577,0.262284620799922,0.26416019855717515,0.2669774713485975,0.2671224375473809,0.273592074164155,0.2738088402371828,0.28107742472088554],"n_dims_used":45,"mean_confidence":0.9195745680067274},"coverage":{"mean_confidence":0.9195745680067274,"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}}