{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005269},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005116","490:4900006527","490:4900006407","490:4900006526","490:4900007517","490:4900005253","490:4900005000","490:4900006176","490:4900001892","490:4900005404","490:4900005117","490:4900007641","490:4900004975","490:4900003349","470:4700004278","490:4900005252","490:4900006770","466:4660000227","490:4900005659","490:4900005396","470:4700006561","490:4900005271","490:4900005267","490:4900006303","490:4900007021"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,466,490,490,470,490,490,490,490],"twin_sims":[0.5871887377015452,0.5314105449000636,0.5261292004417051,0.5052627664290361,0.5034256417039493,0.5026003226267899,0.48802546534576585,0.4723960126468294,0.4636879073955115,0.45665778074044916,0.4165409958269468,0.3559058274942093,0.3529284318794391,0.33341679600157803,0.3328243558193814,0.3284303471042962,0.32354244642748814,0.31862358273244856,0.3185769305378973,0.3042346461758596,0.2989421686498447,0.2981879101254349,0.29503281329918085,0.2904671206822716,0.2776404964646208],"twin_dists":[0.13401750566457876,0.1460404280899337,0.14718950945500966,0.15175617442971448,0.15216050375615542,0.15234227668832293,0.15556640098174254,0.15905649883026407,0.16101750380610502,0.1626100163158014,0.17188341488612785,0.1866842744834056,0.18744177709051688,0.19249151034646148,0.19264728743410486,0.1938074199898923,0.1951080491958875,0.19642801253747078,0.19644058604157272,0.20035689741213836,0.2018288929372331,0.20203991063754462,0.2029260247701289,0.2042182789412584,0.20791507498323655],"n_dims_used":45,"mean_confidence":0.9163050333658854},"coverage":{"mean_confidence":0.9163050333658854,"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}}