{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004316","489:4890004002","489:4890004128","489:4890004064","489:4890004749","489:4890004328","489:4890003813","489:4890004887","489:4890004368","489:4890004126","489:4890004317","489:4890004702","489:4890004387","489:4890004523","489:4890004231","489:4890004067","489:4890004004","489:4890004434","479:4790002642","489:4890004125","489:4890003743","489:4890003637","489:4890004129","489:4890004522","489:4890004524"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489],"twin_sims":[0.8696911848637116,0.8494194990863371,0.8448540016973846,0.8110375125810009,0.804612578663018,0.7958301302488803,0.7851782196757534,0.7823793548840314,0.7797492747968681,0.7713610542811947,0.7706424871301131,0.7676788937421981,0.767291384229895,0.7572689528633154,0.7557167433255404,0.7556193391957079,0.7437736845667678,0.7424980059868495,0.7393032292601192,0.7350881763965644,0.7320041723299289,0.727481675495711,0.7238296481764398,0.7224243768168225,0.7132851884227421],"twin_dists":[0.06862907340861904,0.07419962699378184,0.07541480479600753,0.08405618314602817,0.08563730792268491,0.08777238787051904,0.09032479850062657,0.09098920704789829,0.09161130430397933,0.09358152510293595,0.093749359247879,0.09444005149213261,0.09453018715946669,0.0968478503176246,0.09720455132789907,0.09722691573817945,0.099930544664257,0.1002198752473014,0.10094299643937164,0.10189393415343738,0.10258753856832747,0.1036015010396598,0.10441766737663644,0.10473111724339723,0.10676187723868298],"n_dims_used":45,"mean_confidence":0.9171379937065972},"coverage":{"mean_confidence":0.9171379937065972,"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}}