{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003099","498:4980002261","498:4980002006","498:4980002174","498:4980003050","498:4980002178","498:4980002089","498:4980002087","498:4980001817","498:4980002654","498:4980002260","498:4980001726","498:4980000596","498:4980001732","498:4980002923","498:4980001830","498:4980002985","498:4980001820","498:4980003409","498:4980003037","498:4980002499","498:4980002421","498:4980002352","498:4980001827","498:4980003866"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.6340975608226702,0.5796276905474768,0.57332234791042,0.5729253019507289,0.5602073836995134,0.5532447460454264,0.5529940418669405,0.5463843320635032,0.5332526808392043,0.531247137763309,0.5303552992990239,0.49682804021565363,0.49562807684152393,0.4882933555191427,0.4855351020619507,0.4842587126485621,0.48379206438002476,0.4819300169760878,0.48153898970730363,0.4758262799593514,0.4744107535853,0.4729103636321215,0.4660355148602737,0.46454483764259186,0.46205194864703586],"twin_dists":[0.12396755611613115,0.13563887692140086,0.1369923034745795,0.13707757591947228,0.13981255311201823,0.14131332526626098,0.14136741616029527,0.1427949341273619,0.14564019779788887,0.14607594452945463,0.14626982553508228,0.15361591562387616,0.1538812072344039,0.1555068882213071,0.15612012114395954,0.15640425816086032,0.1565081966473314,0.15692325028596735,0.15701047489467443,0.1582873732332332,0.1586045364883496,0.15894105494457875,0.16048760561495015,0.16082397109311397,0.16138732345894338],"n_dims_used":45,"mean_confidence":0.9276126437717014},"coverage":{"mean_confidence":0.9276126437717014,"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}}