{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001152","498:4980001438","498:4980001157","498:4980001254","498:4980001128","498:4980001226","498:4980002657","498:4980001319","498:4980001245","498:4980002012","498:4980001049","498:4980001529","498:4980002013","498:4980001339","498:4980001064","498:4980002351","498:4980002926","498:4980002859","498:4980001320","498:4980001349","498:4980001220","498:4980001160","498:4980002920","498:4980000365","498:4980002861"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.773201676090912,0.767554201500246,0.7386299824177908,0.7152529434558903,0.7060021164334803,0.7026711564467142,0.6818464976464444,0.6757554670269876,0.6657294482976205,0.662936689492121,0.661626586452855,0.6581341268123507,0.6428482701938045,0.6317352068757476,0.6158687881014683,0.6112777191520056,0.6101689144861554,0.6058316067532022,0.6031395444225737,0.5933094588069625,0.5831567282084921,0.5763912862363681,0.5678318595138497,0.5660460447397941,0.5583896788304727],"twin_dists":[0.0931509518545157,0.09446905963258921,0.10109511910297095,0.10632573419359367,0.10837121999835204,0.1091048147711784,0.11366069073401772,0.11498462558034266,0.11715685523210811,0.11776054068152089,0.11804354251447063,0.11879739803608987,0.12208845003803576,0.12447437399518883,0.1278747848460456,0.12885799371694384,0.1290954299832219,0.1300241733620281,0.13060062362379976,0.13270594726340765,0.1348819299907079,0.13633339251422336,0.1381720413393363,0.13855603577974412,0.14020409110946017],"n_dims_used":45,"mean_confidence":0.9274894714355468},"coverage":{"mean_confidence":0.9274894714355468,"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}}