{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001497","470:4700002278","489:4890000475","489:4890000022","488:4880003512","470:4700001089","489:4890000465","481:4810005469","470:4700001504","481:4810002236","485:4850003666","481:4810004529","470:4700001214","481:4810003805","481:4810005968","470:4700001650","488:4880001225","481:4810002993","485:4850004039","481:4810002601","489:4890000581","470:4700001082","481:4810005750","481:4810004330","488:4880002855"],"twin_admin_codes":[470,470,489,489,488,470,489,481,470,481,485,481,470,481,481,470,488,481,485,481,489,470,481,481,488],"twin_sims":[0.7477967330729985,0.5086234974158734,0.4813692293637044,0.480459297811457,0.47849793821620884,0.47607890422630395,0.46840845654999713,0.4485085515239051,0.4444825976434018,0.43694819671140933,0.42832284349277006,0.4203415062338391,0.41538400472716913,0.4051365781049954,0.3993299173101359,0.3992035537814929,0.3969147524962055,0.39510231264683526,0.39388488907487806,0.3905249500706193,0.38950615446224174,0.3854884274130449,0.3843242231568114,0.38272183772331275,0.38083361246183683],"twin_dists":[0.09901583301906998,0.15101752965271684,0.15704834949331425,0.1572514330699343,0.15768959740919486,0.15823080268158066,0.1599529243390471,0.16446721023441846,0.16538937200144607,0.16712385418954917,0.169124117259339,0.17098979143154633,0.1721561527362714,0.17458638886924133,0.17597560204890542,0.1760059351228535,0.17655611385341696,0.176992818662469,0.17728667412066382,0.17809987476565087,0.17834709735106608,0.17932502841361583,0.17960930242283946,0.1800012440936487,0.18046411326673462],"n_dims_used":43,"mean_confidence":0.9109832408816315},"coverage":{"mean_confidence":0.9109832408816315,"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}}