{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001924","480:4800001705","480:4800001482","480:4800001415","480:4800001645","480:4800001425","480:4800001301","480:4800002047","480:4800001474","480:4800001758","480:4800001362","480:4800001541","480:4800001596","480:4800001358","480:4800001701","480:4800001370","480:4800001417","480:4800001936","480:4800001866","480:4800002091","480:4800002035","480:4800002036","480:4800002360","480:4800001231","480:4800002100"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8148223588469576,0.8005159179330051,0.71336382215615,0.5505629101053348,0.546176723185027,0.5397845653741304,0.5090312905780849,0.4839772427172036,0.46003683161391906,0.4124493365645621,0.37926127642774377,0.29110275842432687,0.25034789718321054,0.24388912102690713,0.19660516933250133,0.18828369103926607,0.17396333810617715,0.1632417211925707,0.15300280815397763,0.14917243553415724,0.1466438052996005,0.13810406331156938,0.1350303325879193,0.1279315748515231,0.12626239605247916],"twin_dists":[0.08311665915737111,0.08663686739871279,0.10674445962431575,0.1418921481599896,0.14283981867462514,0.1442232846035893,0.15092798934613857,0.15646694738592698,0.1618434897153875,0.17284941806648355,0.1808503917003795,0.2040376517515127,0.2161467142355253,0.21817689139026156,0.23424675929861913,0.23734046132645198,0.24289728567193797,0.24727524110436944,0.2516550030252866,0.2533486332058669,0.2544843255304895,0.2584305060707634,0.25989542134825033,0.2633769894177618,0.26421674309165166],"n_dims_used":43,"mean_confidence":0.9134108077648074},"coverage":{"mean_confidence":0.9134108077648074,"n_dims_used":43,"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}}