{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000437","489:4890000270","489:4890000457","489:4890000653","489:4890000186","489:4890000268","489:4890001449","489:4890001315","489:4890001507","489:4890001519","489:4890001380","489:4890001456","489:4890001595","489:4890001454","479:4790003818","489:4890001313","489:4890001451","489:4890001506","489:4890000311","489:4890001455","489:4890000758","470:4700004801","489:4890000694","489:4890001376","479:4790002722"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,470,489,489,479],"twin_sims":[0.780939532389199,0.7253389703990222,0.707829063326224,0.6525995578541668,0.6049031606247074,0.5760326334583905,0.5710900115930679,0.5403644728372052,0.5188441327317821,0.510221107252258,0.508564273086528,0.5075917801606741,0.5006944972183902,0.4766461610389758,0.47037440067547803,0.4647391481069674,0.4605969012601316,0.4566315588396726,0.45256524864307807,0.4520273244120778,0.44815067927383584,0.4468012761097455,0.4429441855413554,0.43910940878738774,0.4353860252444257],"twin_dists":[0.09133003615475468,0.10408063753397169,0.10796822413911297,0.1199904719372336,0.130222979357673,0.1364103790523455,0.13747181576447043,0.1440976507845663,0.14877878031877284,0.15066684399886407,0.15103053526035368,0.15124415042497405,0.15276233924421512,0.15810381162174378,0.15951064872546286,0.160780104502387,0.16171663462596012,0.16261597263854619,0.1635411528004229,0.16366377129898266,0.16454905500553577,0.16485788343505212,0.16574259353145626,0.16662513816538732,0.16748494512064319],"n_dims_used":45,"mean_confidence":0.9146002875434027},"coverage":{"mean_confidence":0.9146002875434027,"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}}