{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003085","489:4890003088","489:4890003000","489:4890003244","489:4890001682","489:4890002175","489:4890001934","489:4890003162","489:4890002658","489:4890001843","489:4890003338","489:4890002594","489:4890003465","489:4890001763","489:4890003528","489:4890002012","489:4890002341","469:4690000224","489:4890002920","481:4810003788","489:4890003092","496:4960005737","489:4890001945","489:4890003093","470:4700007118"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,481,489,496,489,489,470],"twin_sims":[0.7405541802774956,0.7031497322260234,0.5659146998451852,0.5279492681715497,0.5087338488533256,0.4594755910027967,0.445870367600629,0.4435356055160824,0.4421781736994574,0.4081727978041036,0.3988751780925798,0.3630013024596072,0.3608876623992289,0.3597705786270172,0.3561206398474575,0.34029558836587354,0.33965862941412056,0.3353278840259769,0.3281585571108839,0.3188733197347074,0.3136201849781731,0.30845607717020473,0.3075074692164036,0.30414347955274607,0.2951221941199792],"twin_dists":[0.10066009769025719,0.10899950609483504,0.13858428391617844,0.14679323060941102,0.15099329763144417,0.16197066519854478,0.1650711400837599,0.16560674692734353,0.1659186472662781,0.1738635412848168,0.17608478089197332,0.18489209135504545,0.18542407138018982,0.18570586971618522,0.18662974937882953,0.19069366742615818,0.1908593148673701,0.1919900302241874,0.19387945879980703,0.19636072207738794,0.19778248144843194,0.1991934105708662,0.19945405639359248,0.20038212689381296,0.2029008453844347],"n_dims_used":45,"mean_confidence":0.9144997490776909},"coverage":{"mean_confidence":0.9144997490776909,"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}}