{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005779","480:4800005548","480:4800005710","480:4800004938","493:4930002394","480:4800005107","480:4800004605","493:4930000699","480:4800005542","480:4800004946","480:4800005290","480:4800004099","480:4800005021","480:4800005108","480:4800005111","480:4800005197","480:4800005020","493:4930002706","480:4800005544","493:4930002195","480:4800005547","480:4800004863","480:4800004845","480:4800005018","480:4800005770"],"twin_admin_codes":[480,480,480,480,493,480,480,493,480,480,480,480,480,480,480,480,480,493,480,493,480,480,480,480,480],"twin_sims":[0.292186294532102,0.24545862507844302,0.2045659849867855,0.2037314109738202,0.20254452209569834,0.19959655218032105,0.1933697239982872,0.1878878340607998,0.18419085902731314,0.18306109610059995,0.17068962416383285,0.1682441361774257,0.16465666840018023,0.15735601150482145,0.15395187726110435,0.14886516975979167,0.14812999760909934,0.1477241934920375,0.13428546080167666,0.1332651484197271,0.13167147078023017,0.12559734332982211,0.12531488869008625,0.11976098750696387,0.1156625508871906],"twin_dists":[0.20373028656895892,0.2176804023070764,0.2313709300464831,0.23166876681465637,0.23209377981134102,0.2331568772737404,0.2354385721654659,0.23748998903206728,0.23889724654602518,0.2393312536135871,0.24421297145848178,0.2452076520818507,0.24668582959959018,0.24976754557396455,0.2512401873537029,0.2534858744934987,0.25381509171519806,0.25399733156863835,0.2602541782170176,0.26074803092209403,0.26152512519183607,0.2645536724621178,0.26469717949347055,0.26757027273420897,0.2697564303954806],"n_dims_used":43,"mean_confidence":0.9201849116835483},"coverage":{"mean_confidence":0.9201849116835483,"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}}