{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003400","489:4890003469","489:4890002818","489:4890001907","489:4890003071","489:4890002747","489:4890002488","489:4890003526","489:4890003487","489:4890003488","489:4890003334","489:4890001661","489:4890003490","489:4890001832","470:4700008196","489:4890002557","489:4890001656","489:4890003170","489:4890001772","489:4890003372","489:4890002579","470:4700008104","489:4890002904","489:4890003580","489:4890002906"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,470,489,489,489],"twin_sims":[0.9647646625957007,0.8635575505203414,0.8533197000122243,0.8132657112100746,0.8093638183511274,0.8064888714717746,0.7774880588152201,0.7753654619516941,0.768490905582161,0.7671290354708179,0.7599708968158901,0.7596650601674789,0.7596129040241156,0.7536960920848671,0.7534461321200383,0.7495553416165143,0.7473500353020505,0.7438715331904492,0.7421725029405672,0.7419589940841858,0.741071160031481,0.7301864877363905,0.7299450500899106,0.7289638366566247,0.7278237618384034],"twin_dists":[0.034786527021388056,0.07034708536761494,0.07315081937318631,0.0835038203852729,0.08446970146171152,0.08517730500717742,0.09214446024863882,0.0926435414503584,0.09425104380941536,0.09456793786446983,0.09622553883012933,0.09629606952667705,0.09630809522324534,0.09766804147104376,0.09772530974892599,0.09861487518219142,0.0991175702600973,0.09990833801453722,0.10029364681293264,0.10034202427153797,0.1005430917317097,0.10299551503795103,0.10304966002396182,0.10326959955465925,0.10352493190312904],"n_dims_used":45,"mean_confidence":0.917919921875},"coverage":{"mean_confidence":0.917919921875,"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}}