{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001140","480:4800001080","480:4800000349","480:4800000839","480:4800000353","480:4800000892","480:4800000648","480:4800000886","480:4800000662","480:4800000726","480:4800001035","480:4800000996","480:4800000433","480:4800000508","480:4800000310","480:4800000688","480:4800000616","480:4800001211","480:4800001195","480:4800000933","480:4800001201","480:4800000408","480:4800000513","480:4800000583","480:4800000918"],"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":[0.5061837015674135,0.4683721205895744,0.4139585803884236,0.3803762447409724,0.36467460083311065,0.3645999468090012,0.36378932152285104,0.3518802022372428,0.32799284561013975,0.3259960984969674,0.29725784815623907,0.29145812564868395,0.28008148267098726,0.2751047403685039,0.2654816949970173,0.25811131899305095,0.2576022463198444,0.25488936087120695,0.2534750777358489,0.24959469404491055,0.24722263008396228,0.23882023931800017,0.2376760430487647,0.23704377264309245,0.23029290560160837],"twin_dists":[0.15155363597708613,0.1599611047131383,0.17249261904212043,0.18057639598290992,0.1844720528442789,0.18449077204238637,0.18469415778538198,0.18770925448237863,0.19392339730504732,0.19445380273979032,0.2023005443089074,0.2039367704094928,0.20720372123566314,0.2086580973753791,0.21151681222164695,0.21375023243707433,0.2139059667397317,0.2147391845091241,0.21517578823051153,0.21638172368732456,0.2171248198015984,0.21979461463801328,0.2201628613071534,0.2203668463075432,0.22256738160791337],"n_dims_used":43,"mean_confidence":0.9132830597633539},"coverage":{"mean_confidence":0.9132830597633539,"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}}