{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006824","493:4930003106","489:4890002259","493:4930003118","470:4700001342","479:4790003881","481:4810003257","470:4700005263","470:4700006401","488:4880002774","470:4700001154","499:4990003855","488:4880001055","478:4780007753","500:5000004316","499:4990003946","470:4700003630","496:4960011097","484:4840002435","472:4720004050","470:4700005411","496:4960003070","474:4740000541","479:4790004283","470:4700001153"],"twin_admin_codes":[496,493,489,493,470,479,481,470,470,488,470,499,488,478,500,499,470,496,484,472,470,496,474,479,470],"twin_sims":[0.04462955926638595,0.041782476251669295,0.037758569994380625,0.03668374667531052,0.03414464037781656,0.030113734465691294,0.027914946415747422,0.022386030653398562,0.01906791397358205,0.018608444962096682,0.017020772631189406,0.015331454558894305,0.012258870296463872,0.012257668240864297,0.012144904646258338,0.011960410468578767,0.01185397812033309,0.010869128661234828,0.01024731637494435,0.010045231343648089,0.009956382564213948,0.009809618083547135,0.00974089928809044,0.009315799285841236,0.008873409224178078],"twin_dists":[0.32387264576081676,0.32728774108248443,0.33246563938255114,0.33392756241011384,0.3375312569943768,0.34375173394892933,0.34745214664516877,0.35800712905876825,0.3654875872039769,0.36661153626326176,0.3706919452360183,0.3754180921971349,0.3853358965945759,0.3853401890046388,0.38574452459858666,0.38641329945922204,0.38680328061804375,0.3905673175184398,0.3931032530769122,0.393956965594218,0.3943371625846285,0.39497186587734684,0.39527196563256667,0.39717153374540104,0.399232408024913],"n_dims_used":43,"mean_confidence":0.9205328475597293},"coverage":{"mean_confidence":0.9205328475597293,"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}}