{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004044","480:4800005475","493:4930006243","493:4930004374","493:4930006186","493:4930001007","493:4930005887","493:4930004693","480:4800005913","493:4930001378","493:4930004534","493:4930006250","493:4930000690","493:4930005880","493:4930004217","493:4930004237","493:4930000902","493:4930006182","480:4800005393","488:4880003315","494:4940003813","493:4930004236","493:4930005960","493:4930005798","493:4930006376"],"twin_admin_codes":[480,480,493,493,493,493,493,493,480,493,493,493,493,493,493,493,493,493,480,488,494,493,493,493,493],"twin_sims":[0.5315142772957642,0.45239436215075746,0.3745872890265405,0.3509544325262726,0.35094811543922844,0.34764771773218606,0.34145667166649885,0.34084253069323234,0.34066119738293654,0.3341831386965579,0.3245913068513293,0.3229667671090787,0.2942355490660511,0.287410251984339,0.2861015885949507,0.28174074315262254,0.27094433247629174,0.2699415965389196,0.26637677750983696,0.26631859966202087,0.26586073878060296,0.2642366355499691,0.2538849444001742,0.24897203699793607,0.24503099890162397],"twin_dists":[0.14601788310370947,0.16358010011034962,0.18200327449514797,0.18794582927984993,0.18794744469135286,0.18879351870524247,0.1903921432653726,0.19055156231221954,0.19059866230793954,0.19229023056348146,0.19482804297037742,0.19526194871932462,0.20315082092494843,0.20509024992930325,0.20546524204407082,0.20672232593779505,0.20988632473260171,0.21018408516540993,0.2112482307715507,0.2112656707283999,0.2114030063687632,0.21189134889164937,0.21504909931981847,0.21657634378472312,0.21781547209136304],"n_dims_used":43,"mean_confidence":0.9225448785826217},"coverage":{"mean_confidence":0.9225448785826217,"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}}