{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002872},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003041","480:4800003051","480:4800002792","480:4800002627","480:4800002923","480:4800002777","480:4800003127","480:4800003017","480:4800002781","480:4800002834","480:4800003134","480:4800003004","480:4800002922","480:4800002779","480:4800003411","480:4800002841","480:4800002832","480:4800003005","480:4800002867","480:4800002620","480:4800002786","480:4800003095","480:4800003270","480:4800002684","480:4800003419"],"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":[0.6191245530360361,0.598351507704803,0.5637301931306516,0.5320881788571954,0.5113677648239047,0.48953940064700685,0.48641124386810836,0.4615737711053478,0.4242944912926679,0.4216850774372789,0.41727379190342023,0.41527700294804,0.39528062784094864,0.37373931162140406,0.3679701668492675,0.35817977964870007,0.32199867229761886,0.3203273925494487,0.3195179774846638,0.31644602009943557,0.3148653062830488,0.31362790816695363,0.31301566569048644,0.3120941829753527,0.31005110732776675],"twin_dists":[0.12717740714777956,0.13162596901150203,0.13905422127115785,0.145893169088367,0.1504153194217456,0.1552302042434909,0.1559252164872376,0.16149550568893595,0.17006393501338013,0.17067469528160423,0.17171084085530575,0.17218139280195385,0.1769498130033658,0.18221318849016258,0.1836476145517478,0.18610794165408964,0.1955211002281642,0.19596951603363355,0.19618715895920563,0.1970160104210964,0.19744427777654183,0.1977803813025012,0.1979469581478686,0.19819802229180386,0.1987561858312181],"n_dims_used":43,"mean_confidence":0.9211400941360829},"coverage":{"mean_confidence":0.9211400941360829,"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}}