{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001633","477:4770000488","477:4770000469","467:4670004297","468:4680004405","477:4770002398","477:4770000743","477:4770001634","477:4770000629","477:4770002002","489:4890002445","472:4720008063","489:4890004158","477:4770001998","489:4890003779","477:4770003202","477:4770000524","489:4890003776","477:4770003066","472:4720007948","468:4680007507","489:4890003977","467:4670004300","477:4770001405","470:4700004104"],"twin_admin_codes":[477,477,477,467,468,477,477,477,477,477,489,472,489,477,489,477,477,489,477,472,468,489,467,477,470],"twin_sims":[0.4064331867669632,0.3757279311194438,0.3624530624574531,0.36156203635669737,0.3487752233558761,0.33045981190342383,0.3201624889570406,0.3133400622882591,0.28442377537191016,0.2817250629908055,0.27033960577768956,0.2689693317599173,0.26766472837336125,0.2598895002032848,0.25795907276465513,0.2544549146513055,0.25267990101482773,0.24773124222200874,0.2302113629080222,0.228452181723668,0.21889725164235768,0.21839026414045873,0.20595312850418152,0.2021186154789376,0.19765189165487784],"twin_dists":[0.17427740542299452,0.18172127973676783,0.18502992594160955,0.18525416726600225,0.1885040045807389,0.19327053765082458,0.19601383176479736,0.19785867435367718,0.20594752268504055,0.2067268671156277,0.21006581548090641,0.21047345086096378,0.2108627469449353,0.21320776983606232,0.2137967869098317,0.2148731384984505,0.21542194764109826,0.21696510317590684,0.22259421906642074,0.2231747379350368,0.2263807932835427,0.22655349746444697,0.23087773161327035,0.23224670958010263,0.23386410024455223],"n_dims_used":45,"mean_confidence":0.9210160997178819},"coverage":{"mean_confidence":0.9210160997178819,"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}}