{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001279","497:4970001600","497:4970000921","497:4970001519","497:4970000770","497:4970001759","497:4970001846","491:4910005965","497:4970000698","497:4970001669","497:4970000922","497:4970000847","497:4970000849","497:4970001911","497:4970000850","497:4970000760","497:4970000776","497:4970000915","497:4970001183","497:4970001004","497:4970001424","497:4970000844","497:4970001930","497:4970000316","497:4970001441"],"twin_admin_codes":[497,497,497,497,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.2784727982480103,0.26411953563406027,0.14578453619218973,0.12078083159526226,0.11739477420151982,0.0910643378387811,0.08378708358473994,0.07478217700975359,0.057158838949854296,0.05552966433533791,0.05057719446148336,0.049451298238842895,0.04216337965732778,0.03936839740397021,0.03801083792159927,0.026652756626813177,0.025642793943834414,0.023099068500765017,0.019387025153154613,0.019252005104606534,0.017329405880481284,0.017318570266121245,0.01596099859838075,0.01427922136919303,0.01387428874323328],"twin_dists":[0.2076720989600066,0.211926631291069,0.2548735459788083,0.2670351910509562,0.26882531142155125,0.28431474288303965,0.2892136822817591,0.29577047268940737,0.3107189085828677,0.3122847053858116,0.31729028380041074,0.3184848140422881,0.32681970734052707,0.33034064783796446,0.3321276356539023,0.34969113635234084,0.3515495191932692,0.35652678094296963,0.36472082497368724,0.36504389645889995,0.36987334902911545,0.36990187126623775,0.37360567910658604,0.37859916040803016,0.3798786741683432],"n_dims_used":45,"mean_confidence":0.8911855061848958},"coverage":{"mean_confidence":0.8911855061848958,"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}}