{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002162","480:4800001620","480:4800001613","480:4800001721","480:4800002434","480:4800001377","480:4800002257","480:4800001793","480:4800001848","480:4800002112","480:4800001836","480:4800002073","480:4800001567","480:4800002176","480:4800001893","480:4800002117","480:4800002446","480:4800001447","480:4800002262","480:4800001271","480:4800001334","480:4800002215","480:4800002337","480:4800001951","480:4800002154"],"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":[0.486326463992614,0.4526679114962116,0.4343242915830379,0.3805852745422445,0.350734718980392,0.3423032156983158,0.3389817958271082,0.3238736037848079,0.2898659988894699,0.2827600168352865,0.27531082085246456,0.274108914938924,0.2725184942169434,0.2688339545769949,0.2682078138421134,0.2653090164144934,0.2647658068165484,0.2611149990427575,0.2590693658766011,0.2577954149920919,0.2561729670031694,0.24384988369426092,0.23539603746194018,0.2327949220511403,0.2263478017402153],"twin_dists":[0.15594407172870675,0.16351775717951317,0.1677306561442,0.18052507157439887,0.18800202356616555,0.1901726479618448,0.1910355149973508,0.19501958817436751,0.20438931454390852,0.20642745843950042,0.20859755609018846,0.20895103830425055,0.20942024873612824,0.2105137931723079,0.21070054661945126,0.2115686915941156,0.21173203029014162,0.2128352696957498,0.21345767350317932,0.2138468501903015,0.21434425029204052,0.21818932990566436,0.22090011852376926,0.2217469386461442,0.22387306767443926],"n_dims_used":43,"mean_confidence":0.919706477675327},"coverage":{"mean_confidence":0.919706477675327,"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}}