{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003339","498:4980003284","498:4980003177","498:4980002199","498:4980003353","498:4980001287","498:4980003359","498:4980002115","498:4980003341","498:4980003394","498:4980003396","498:4980001943","498:4980003344","498:4980001477","484:4840004476","498:4980001165","498:4980001167","498:4980002294","498:4980002927","498:4980003402","498:4980002277","498:4980003352","498:4980003166","498:4980003219","484:4840004368"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,484,498,498,498,498,498,498,498,498,498,484],"twin_sims":[0.870823248101703,0.8245596315083745,0.8217260153219945,0.7361871313678839,0.7271983692456196,0.7225167239848204,0.7054665970144577,0.7047178128827387,0.7021615024511103,0.6978646282520582,0.6914313838232468,0.6891334446081999,0.6878005656915765,0.6768039848624304,0.6680975296397133,0.6619848730382638,0.6577460735351757,0.6542294120133797,0.6497938511889286,0.6353706409072792,0.6347272017521841,0.6277126981500986,0.6234409091369356,0.6189485273891295,0.618233421389695],"twin_dists":[0.06830861045923146,0.08066989725175944,0.0813864988438945,0.10164633830152192,0.1036648978578375,0.10471052905763463,0.10848926055705743,0.10865424447160282,0.10921692921044425,0.11016084428093993,0.11156987410972687,0.11207202777766509,0.11236302892138407,0.11475696512221463,0.11664451530034609,0.11796615910369136,0.11888111101276456,0.11963931836339751,0.12059461490734145,0.12369435497644078,0.12383244293337954,0.1253369825662349,0.12625260383451367,0.12721511510567693,0.12736829948162173],"n_dims_used":45,"mean_confidence":0.9316555447048611},"coverage":{"mean_confidence":0.9316555447048611,"n_dims_used":45,"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}}