{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003163","490:4900002723","490:4900002871","490:4900002425","490:4900002872","490:4900003021","490:4900003678","490:4900003020","490:4900002870","490:4900001129","490:4900003679","490:4900002569","490:4900003012","490:4900002864","490:4900003013","490:4900002717","490:4900002867","490:4900002561","490:4900004096","490:4900003006","490:4900002866","494:4940006788","490:4900003957","490:4900002873","490:4900003422"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.3105001630083747,0.2974030065971171,0.23405202185564775,0.16277537370659567,0.15879055802709513,0.14142281574749835,0.13503537268122112,0.13412519586878516,0.12533869295627928,0.12366196048122012,0.12163010629874292,0.11609304177980925,0.11303705256234167,0.1065466842578357,0.1052305895763861,0.10030302971266884,0.09919318515750979,0.0973339000026129,0.09196063818918015,0.08614503029510796,0.07699496870567822,0.07554142400423126,0.07549183904820103,0.07497868040113949,0.07476439116136588],"twin_dists":[0.19863332487657268,0.20225983466637834,0.22133690635854464,0.2474703132882534,0.24915391832105363,0.25687592343816423,0.25989299892391043,0.2603315627593064,0.2646850757645493,0.2655419472273366,0.2665922282055549,0.2695240351499118,0.2711883550244928,0.2748416677833089,0.2756034083137649,0.2785230600827925,0.27919607410881564,0.2803368978397541,0.2837330825316589,0.28759050603245523,0.29410278816590946,0.29519383099850405,0.29523134731204953,0.29562077855973323,0.2957840374161837],"n_dims_used":44,"mean_confidence":0.9192803989757191},"coverage":{"mean_confidence":0.9192803989757191,"n_dims_used":44,"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}}