{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002819","470:4700001372","466:4660002206","470:4700002811","466:4660002494","488:4880005551","470:4700002998","499:4990001741","470:4700008068","470:4700002469","470:4700001371","470:4700001529","472:4720002552","470:4700005940","466:4660002015","470:4700008959","466:4660008140","481:4810001196","470:4700001822","466:4660006805","466:4660002202","466:4660005741","470:4700001982","470:4700003330","466:4660007393"],"twin_admin_codes":[470,470,466,470,466,488,470,499,470,470,470,470,472,470,466,470,466,481,470,466,466,466,470,470,466],"twin_sims":[0.47673128019876176,0.41016024748909663,0.4020788064179186,0.38635350541576796,0.35023343077696517,0.32696841249431885,0.3102670224691989,0.2671972355408726,0.2671532453055885,0.25916070102157873,0.2502001472991836,0.2477488058260119,0.24667588775408242,0.23529164068477704,0.23404716284140822,0.23135191377557743,0.22824162747608262,0.22723464386545114,0.22219125039202062,0.21492597832456148,0.21375921194494305,0.21153836947863291,0.20733887083492883,0.2064389486865604,0.20376790570519965],"twin_dists":[0.15808476034998198,0.1733916675305623,0.1753168169550867,0.17911405904555802,0.1881303027821907,0.19419529872246152,0.19869709906320274,0.21100253409518208,0.21101569563049918,0.21342981809193676,0.21619277850277382,0.21695959153667368,0.2172967457627252,0.22093398755045415,0.22133848845365162,0.2222194067127629,0.22324441723448432,0.22357825067569795,0.22526517580036115,0.22774087363339102,0.22814368275994967,0.22891452403298831,0.2303872934348266,0.23070553560996604,0.23165572536969495],"n_dims_used":43,"mean_confidence":0.9120054023210392},"coverage":{"mean_confidence":0.9120054023210392,"n_dims_used":43,"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}}