{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001540","491:4910002339","491:4910001430","491:4910001721","491:4910001895","491:4910002285","491:4910002532","491:4910000974","491:4910001232","491:4910002088","491:4910002284","491:4910002089","491:4910001366","491:4910000962","491:4910002238","491:4910002095","491:4910001421","491:4910001541","491:4910001167","491:4910001365","491:4910002186","491:4910001479","491:4910002182","491:4910002057","491:4910001115"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6446946601679924,0.6247229992885861,0.510782057554606,0.4712911759415523,0.4395604549185499,0.42105199689899825,0.3899131811478123,0.3830448249725079,0.38096265908117105,0.3782842300699269,0.3727314587708529,0.3447055650249836,0.32886570844060703,0.3270929683454754,0.31259576388843296,0.31096858374789077,0.3103091681096423,0.305120691778062,0.29975089504966124,0.2834103028852348,0.2809064290430605,0.2755231712085505,0.26862260676604294,0.251367326074455,0.2406106835465745],"twin_dists":[0.12169155871191611,0.1259778414520872,0.15054377894640214,0.15930461661744263,0.16652117776646191,0.17082311332669295,0.17824829126223846,0.17992217868476182,0.18043244438435438,0.18109081488099407,0.18246298414588039,0.18955132800283295,0.19369209447140107,0.19416221444881254,0.1980613108834286,0.19850527401975435,0.19868556834623166,0.20011192073589254,0.20160298310570018,0.20623967152078929,0.20696416703716483,0.20853520189631164,0.2105767998458018,0.21582935711304532,0.21922067686227886],"n_dims_used":45,"mean_confidence":0.8979769388834635},"coverage":{"mean_confidence":0.8979769388834635,"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}}