{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008720},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008498","490:4900009682","490:4900008499","490:4900009054","490:4900008718","490:4900008610","490:4900004662","490:4900008942","490:4900008606","490:4900009154","490:4900009158","490:4900011605","490:4900009169","490:4900009984","490:4900008728","490:4900009274","490:4900009061","490:4900008502","490:4900008386","490:4900009585","490:4900009265","490:4900009170","490:4900008500","490:4900009063","490:4900010785"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6037067774395517,0.4510665740656593,0.2529469355848147,0.24414301004418282,0.24379347594412967,0.19623604058481925,0.18935002012653696,0.16959614565097522,0.1588602927098304,0.15150998358911993,0.13950321485365877,0.1302626595617474,0.12705524832066623,0.12186091648225916,0.12085680025370873,0.11720638051014796,0.11654127219521322,0.10939088627537764,0.10659740703192006,0.10500163646550598,0.09720974845851048,0.09593969434087593,0.09323936321230653,0.09309483274296153,0.08748030516598368],"twin_dists":[0.13047916062444512,0.16388290657244067,0.2153392280189081,0.21809643796157213,0.21820721383093208,0.23438204118960232,0.2369387674305313,0.24465646036567565,0.24912419244326228,0.2523113188556487,0.2577717488767275,0.26221799916321403,0.26381682191266964,0.26647225062988955,0.2669954708542099,0.26892606545851006,0.26928276549611524,0.273220098446561,0.27481245668405274,0.2757366792793637,0.2804136822547829,0.28120363701046036,0.282910952634418,0.28300342753865493,0.28668695632154506],"n_dims_used":45,"mean_confidence":0.9260893079969618},"coverage":{"mean_confidence":0.9260893079969618,"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}}