{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008695","490:4900008815","490:4900008246","490:4900008256","490:4900008255","490:4900008807","490:4900008137","490:4900008136","490:4900009140","490:4900008910","490:4900008808","490:4900009144","490:4900007916","490:4900008585","490:4900009147","490:4900009252","490:4900008242","490:4900009353","490:4900008476","490:4900008474","490:4900007798","490:4900009023","490:4900008590","490:4900008134","490:4900008369"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22434360441922246,0.06662750066201537,0.037895063077174246,0.036874448621846835,0.027117986638034816,0.02060856884093713,0.020333037056047262,0.017898188527077176,0.009650632041799683,0.009501858393710663,0.0062023089056268705,0.004560374503388529,0.004148047851476333,0.00388226069812854,0.0030554210416036923,0.0025423767093366014,0.0018894957120203185,0.001746930093525364,0.0017416246139048406,0.001708348872226673,0.0015678394407917066,0.0014991694277592784,0.001464993860844537,0.0010449535467055547,0.0009238103627149803],"twin_dists":[0.22454216822370401,0.3022834126199803,0.33228252103331585,0.3336655505989291,0.3488554470729406,0.36188394222510184,0.3625107664942929,0.36839766642150334,0.3956690518470148,0.3963307989937518,0.4140871868331692,0.4264296048688815,0.4301617692620324,0.4327505866156381,0.4419870522100043,0.4489472273524629,0.4599627517048882,0.46283066437677134,0.46294150093011144,0.46364384143029796,0.46675585323110563,0.468371556420313,0.469201283976155,0.48119445207723993,0.48549451967715446],"n_dims_used":45,"mean_confidence":0.8819480895996094},"coverage":{"mean_confidence":0.8819480895996094,"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}}