{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001027","466:4660001210","496:4960012540","470:4700006896","496:4960012539","496:4960012553","496:4960012571","466:4660001104","470:4700005536","466:4660001388","496:4960012507","466:4660000772","496:4960012589","466:4660000939","496:4960012607","466:4660000623","496:4960012645","496:4960012634","466:4660000851","496:4960012437","496:4960012635","466:4660001022","466:4660000936","466:4660001379","470:4700006780"],"twin_admin_codes":[466,466,496,470,496,496,496,466,470,466,496,466,496,466,496,466,496,496,466,496,496,466,466,466,470],"twin_sims":[0.7430813294957721,0.7298519751247216,0.7246956257710484,0.7120481201261937,0.7039476683723102,0.6914924315028576,0.6688658628777971,0.6677212795705417,0.6475682314141277,0.6468462381995383,0.6416369743574282,0.6392058021979745,0.6268884300101469,0.6074653268581932,0.595446119478495,0.5786927183043461,0.5773295211424074,0.571975180644497,0.5704151758466587,0.5678573496694769,0.5657679846151501,0.5474167600452265,0.5376549384408478,0.5289091589837923,0.5235460821554965],"twin_dists":[0.10008761657981043,0.10307053026945318,0.10422434302825462,0.10703577098208401,0.1088238564603719,0.11155652575831985,0.11647819193696177,0.11672594650199972,0.12107355195458924,0.1212288656446792,0.12234874252324769,0.12287098559713022,0.12551369020178663,0.12967434983052795,0.13224824786738199,0.13583948229941156,0.13613201672008093,0.13728165548661106,0.13761681151954558,0.13816656135756195,0.13861583866997573,0.1425717692068995,0.14468487745425315,0.14658435588419105,0.14775244843847318],"n_dims_used":45,"mean_confidence":0.9176398383246528},"coverage":{"mean_confidence":0.9176398383246528,"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}}