{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980004351","498:4980003955","498:4980004350","498:4980004349","498:4980004451","498:4980003780","498:4980003838","498:4980004573","498:4980003836","498:4980003606","498:4980004407","498:4980003659","498:4980005383","468:4680002193","498:4980004011","498:4980003559","498:4980004571","498:4980004402","498:4980004405","498:4980004066","498:4980005406","468:4680002305","498:4980004010","498:4980005444","498:4980003954"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,468,498,498,498,498,498,498,498,468,498,498,498],"twin_sims":[0.9062960912232743,0.8783173714349435,0.8269239609200878,0.8101549126772173,0.805243200247593,0.7842128836671313,0.7701476765403109,0.7444347671567423,0.7020297568933339,0.6967447229055083,0.6855209575788949,0.6828942293183742,0.6791023181316633,0.6784494664926384,0.6751355794271658,0.6693602381238715,0.6685108467687294,0.6542248966675672,0.6541474723665305,0.6502653692014423,0.6363373829876412,0.6360154873528419,0.6356495483237548,0.6320947043434225,0.6315044770733151],"twin_dists":[0.05761195215588905,0.06615885413350736,0.08006897152944566,0.08427439283330058,0.08548285775850634,0.09055423728035167,0.09386484740884792,0.09978047336589141,0.10924590530403806,0.11040648216236106,0.11286028797567828,0.1134326022380763,0.11425758834556045,0.11439948794343698,0.11511917336482021,0.11637114853278398,0.11655504905981609,0.11964029141180675,0.11965697601468715,0.12049311450868037,0.12348685620829658,0.12355595063110504,0.12363449445065514,0.12439725888137182,0.12452386535038756],"n_dims_used":44,"mean_confidence":0.9261432127519087},"coverage":{"mean_confidence":0.9261432127519087,"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}}