{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008640","500:5000008161","498:4980003511","500:5000008289","498:4980003556","498:4980003493","500:5000008022","500:5000009115","500:5000007517","500:5000008645","498:4980003847","498:4980003502","500:5000008755","498:4980003434","500:5000003532","500:5000008757","500:5000007142","500:5000007645","498:4980003610","498:4980003559","500:5000008773","498:4980003435","500:5000008025","500:5000006474","498:4980003443"],"twin_admin_codes":[500,500,498,500,498,498,500,500,500,500,498,498,500,498,500,500,500,500,498,498,500,498,500,500,498],"twin_sims":[0.5703486934859117,0.5558282305452924,0.5120012108445058,0.4678089764661765,0.4636251349171928,0.4475007203986586,0.4235767283401641,0.41214144473028974,0.40525824104248304,0.4047985166148615,0.4021138848077861,0.39010875498056224,0.3896776838756356,0.388768841194314,0.387882849034377,0.38550090034130974,0.38416684368312953,0.3822526201332286,0.3809397320259759,0.3770562491363433,0.36942984223027947,0.36780356244537343,0.36534297944836003,0.3592203553013527,0.35869814532364636],"twin_dists":[0.13763109698289902,0.1407561419194609,0.15027643178441139,0.1600879139604367,0.1610316855089549,0.1646977625640601,0.17023177771230377,0.1729222761866306,0.17455737771311883,0.17466702181697943,0.17530842343688904,0.1782008327552441,0.17830545252776392,0.178526204419664,0.17874164004883747,0.17932198500319663,0.17964776263158969,0.1801161628649326,0.18043807045556046,0.18139341410814885,0.1832836352434586,0.1836892042175079,0.1843045455675289,0.18584483466209503,0.18597682529007042],"n_dims_used":44,"mean_confidence":0.9311859824440696},"coverage":{"mean_confidence":0.9311859824440696,"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}}