{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710000136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710000132","471:4710000221","471:4710000179","473:4730009693","471:4710000339","471:4710000433","471:4710000178","498:4980001401","471:4710000177","471:4710000693","498:4980001400","471:4710000026","471:4710000338","498:4980001491","498:4980001403","473:4730006656","471:4710000263","498:4980001307","471:4710000384","471:4710000309","500:5000002556","484:4840000357","471:4710000027","498:4980000212","500:5000004946"],"twin_admin_codes":[471,471,471,473,471,471,471,498,471,471,498,471,471,498,498,473,471,498,471,471,500,484,471,498,500],"twin_sims":[0.5487132654288756,0.527639927257442,0.47207000859777337,0.345443376345203,0.23438210217502572,0.2253187909459513,0.1818820360918382,0.18109496513950293,0.1715003563759715,0.15838900535793762,0.15693306012681627,0.1268926540587026,0.12471992691248951,0.12151518724595253,0.11877341365686048,0.10775579596477777,0.10525732009757854,0.10384278366192122,0.10365644791462099,0.10326598415858465,0.10146969961567484,0.09619793276170867,0.09407355275328705,0.0921896768310491,0.09127564061255725],"twin_dists":[0.14229162380833163,0.14686056152353094,0.15912969073193922,0.189360969782262,0.2212294825776668,0.2242161086056468,0.23978621852136403,0.24009108728433995,0.24388547152685056,0.2493252738813049,0.2499492414921215,0.26389868129720206,0.2650002678159044,0.26665202910264435,0.2680917529854263,0.274148262506754,0.27558786349634007,0.2764147255925876,0.276524300280897,0.2767544112874805,0.27782184065916654,0.28104235348335954,0.28237941259167704,0.283585165750351,0.28417720990231576],"n_dims_used":44,"mean_confidence":0.920433911410245},"coverage":{"mean_confidence":0.920433911410245,"n_dims_used":44,"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}}