{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004155","480:4800004911","480:4800005002","480:4800004837","480:4800004914","480:4800004834","480:4800004992","480:4800004994","480:4800004406","480:4800004077","480:4800004491","480:4800004919","480:4800003920","480:4800004920","480:4800004494","480:4800003851","480:4800005270","480:4800005809","480:4800004239","480:4800003918","480:4800004404","480:4800004999","480:4800005088","480:4800003162","480:4800004826"],"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":[0.5108414555363244,0.4386056651766836,0.41784579424661833,0.41632913633392193,0.4125996667235852,0.3614979594102173,0.2934507440145984,0.29339582196870795,0.2912586767703739,0.26309001897013035,0.26118764355726803,0.25368960716602956,0.2453535045590922,0.24325047604341132,0.223926056098837,0.22205011326446655,0.21832687085606356,0.21550877274771915,0.21500405370149578,0.20818679722595781,0.20606457739391168,0.19347823067035133,0.1921144029603718,0.18978548366209558,0.18384871296860292],"twin_dists":[0.15053074984460457,0.16674129422144288,0.1715762239970437,0.17193333221141782,0.17281385322923937,0.1852703040974159,0.20337245613317223,0.20338797968585795,0.20399338077402004,0.21223724789104859,0.21281322332082828,0.21510946141824033,0.21771359155927397,0.2183795073480217,0.2246820663914618,0.2253127487488113,0.22657511116971307,0.2275402249155109,0.22771397199888402,0.23008829978374465,0.2308382047186235,0.23539837889967957,0.2359047162729611,0.2367751803350824,0.23902848600120352],"n_dims_used":43,"mean_confidence":0.9177451909974564},"coverage":{"mean_confidence":0.9177451909974564,"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}}