{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000681","492:4920006398","491:4910000215","492:4920006038","492:4920005406","492:4920005804","492:4920005519","491:4910000216","491:4910001222","491:4910000534","492:4920006797","491:4910000130","491:4910000430","492:4920006085","495:4950001590","495:4950001763","492:4920005692","487:4870000962","492:4920005805","491:4910000608","492:4920007112","492:4920006399","492:4920005485","492:4920006796","492:4920005348"],"twin_admin_codes":[491,492,491,492,492,492,492,491,491,491,492,491,491,492,495,495,492,487,492,491,492,492,492,492,492],"twin_sims":[0.143005313640588,0.09255273053348527,0.06121092885459051,0.0368907565223877,0.024197006719659388,0.023249862078125433,0.022189450251359176,0.02007302243647863,0.01811629451739011,0.017052619984007724,0.013312741147403185,0.012745566035191705,0.011918293990673241,0.010622365811482456,0.010346057124742025,0.010322188110486349,0.010047530041096387,0.010028056592471577,0.009166634483779482,0.008142129954466695,0.00793738816485921,0.007920076588255828,0.007747326366240678,0.007707537327683927,0.007703170544171704],"twin_dists":[0.2561441976493206,0.28335129380567714,0.30697831918223845,0.3336431980336651,0.35432303940834764,0.3562188042818763,0.35842244746056334,0.36310911715073324,0.3678426781705907,0.3706068760137766,0.3817087727576677,0.3836278601123719,0.3865672498702606,0.3915578384913498,0.39269156264189387,0.3927907605099884,0.3939471689690198,0.39403022452429814,0.3978564569680641,0.4028497865405256,0.4039147086521356,0.4040058765727557,0.40492555325526786,0.40513998385141087,0.4051635777126729],"n_dims_used":45,"mean_confidence":0.8899729410807292},"coverage":{"mean_confidence":0.8899729410807292,"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}}