{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003730","498:4980003894","498:4980001227","498:4980004675","500:5000009566","498:4980003281","500:5000004551","500:5000003484","500:5000006199","498:4980004577","498:4980005095","500:5000011043","500:5000004893","498:4980003776","484:4840003430","498:4980002719","498:4980004129","498:4980003112","500:5000009030","484:4840005580","500:5000003668","468:4680000908","500:5000008801","498:4980000996","484:4840005575"],"twin_admin_codes":[498,498,498,498,500,498,500,500,500,498,498,500,500,498,484,498,498,498,500,484,500,468,500,498,484],"twin_sims":[0.4207676752219112,0.40792341174245456,0.3975902776161946,0.37950703216463494,0.31145074587395305,0.30751843774495874,0.3027755425691235,0.2987617474362256,0.29710193352467484,0.2785048430740289,0.2748241466764315,0.2726929140427867,0.2609266327678173,0.25495962579451137,0.2545353190375864,0.24121389461666787,0.23856169017333598,0.23160868500791645,0.23149676470738104,0.22764621929437973,0.22462466794191346,0.22322993749219047,0.22280385736649755,0.21617649283460066,0.212554365672054],"twin_dists":[0.1708897997171858,0.17392282370998358,0.1763935814980656,0.18078996549944334,0.198373581887232,0.19945103996492966,0.20076121850039083,0.20187934066251256,0.20234428354141412,0.20766275288063524,0.208740573458926,0.2093687088576336,0.21289245359702866,0.21471753314310102,0.21484833625753397,0.21902793870127246,0.2198777251028634,0.22213519347173308,0.22217189240396873,0.22344168779143325,0.22444809638131982,0.22491568535320602,0.22505891843105455,0.22731078652844475,0.2285612011967246],"n_dims_used":45,"mean_confidence":0.9294425964355468},"coverage":{"mean_confidence":0.9294425964355468,"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}}