{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001660","489:4890003466","489:4890002344","466:4660001302","489:4890002347","489:4890001578","489:4890003442","489:4890001498","470:4700000428","499:4990001929","489:4890003593","500:5000004284","500:5000001171","470:4700000634","470:4700009039","472:4720007440","489:4890001658","500:5000001865","496:4960004939","478:4780001265","489:4890003594","500:5000005325","499:4990002110","488:4880000420","468:4680003787"],"twin_admin_codes":[489,489,489,466,489,489,489,489,470,499,489,500,500,470,470,472,489,500,496,478,489,500,499,488,468],"twin_sims":[0.5400875174517157,0.40109043394280036,0.3770630778099823,0.3574833294650553,0.3392891881341729,0.33362702409556727,0.32250502384343815,0.2996306958234322,0.26652401421599825,0.25910999345069613,0.24756136086950795,0.24484807068965234,0.24140501060742026,0.2413345103072339,0.23984021041306575,0.2278479713226079,0.227437312027664,0.22425089450007793,0.2160004122468422,0.21500578692149783,0.21492431694942288,0.2126822568124732,0.21174759099241708,0.21003308724449754,0.20974538100291373],"twin_dists":[0.14415764850274657,0.1755534497376521,0.18139173006011447,0.1862842564153837,0.19095546812682077,0.19243626892672352,0.19538549966354982,0.20163653699536016,0.2112041042486079,0.2134452821337733,0.21701842663577198,0.21787329809013276,0.2189669384854887,0.21898943705701246,0.21946731532368144,0.22337480512428,0.223510983861254,0.22457321539353114,0.2273712439806154,0.2277133748757783,0.22774144614808492,0.2285168069010109,0.22884167128059907,0.2294401231510322,0.2295408724825181],"n_dims_used":45,"mean_confidence":0.9139834933810764},"coverage":{"mean_confidence":0.9139834933810764,"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}}