{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001497","477:4770000675","477:4770000822","485:4850008086","477:4770000719","477:4770001140","499:4990000915","499:4990000401","500:5000001173","500:5000001130","479:4790000071","477:4770000571","485:4850002745","477:4770000898","485:4850007824","477:4770002204","477:4770000752","485:4850002748","477:4770000611","485:4850007718","485:4850006964","485:4850007902","485:4850003785","485:4850007458","477:4770000966"],"twin_admin_codes":[477,477,477,485,477,477,499,499,500,500,479,477,485,477,485,477,477,485,477,485,485,485,485,485,477],"twin_sims":[0.4222323054892468,0.344200996755404,0.3230919036012271,0.31006620690836495,0.2982963964634706,0.29708887598241684,0.29198470293314976,0.2887562445899987,0.28202917724802024,0.2807776938432404,0.28067799641374236,0.2757446071029925,0.2708215982644492,0.265350124358611,0.26482440580288685,0.2634551743135237,0.25349461617464014,0.2518197472149406,0.24944970257492266,0.2432488106135967,0.24315564529420344,0.24094945469185206,0.240146496099616,0.23436289811780334,0.23329538849064235],"twin_dists":[0.17054647988218147,0.1896816330682722,0.19522848229523568,0.1987520529533018,0.2020095403296188,0.2023479472281026,0.20378742044060402,0.20470562665333883,0.2066388189601035,0.2070015220171494,0.20703045826886496,0.20847021116460296,0.2099227338233135,0.21155633925873565,0.21171440000393768,0.2121269896694377,0.21516974598672933,0.21568877755833818,0.21642701500378408,0.21838003616989163,0.2184096225664257,0.21911239408181132,0.21936920776491145,0.22123572977026934,0.22158352618934166],"n_dims_used":45,"mean_confidence":0.9205644395616319},"coverage":{"mean_confidence":0.9205644395616319,"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}}