{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004494","480:4800004994","480:4800004992","480:4800004238","480:4800005002","480:4800004919","480:4800004404","480:4800004405","480:4800004406","480:4800004489","480:4800004998","480:4800004911","480:4800004914","480:4800005183","480:4800004920","480:4800004156","480:4800005816","480:4800004158","480:4800005087","480:4800005172","480:4800004834","480:4800005093","480:4800005088","480:4800003992","480:4800004157"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7535178349996843,0.6026764582487674,0.5844337707618695,0.5456781569800564,0.524063141812162,0.49100839015282033,0.4589479512815662,0.4235019649759992,0.40782053850753536,0.40211734840973956,0.38620941140292303,0.3729541201281111,0.34933591036270195,0.34746940201754,0.3456073706558469,0.34370175952916515,0.3067661510474466,0.30487058182166127,0.2914580612779371,0.2898186926198764,0.2780432864390711,0.27060632709129434,0.2615557906843141,0.24330963305822872,0.23923039553349235],"twin_dists":[0.09770888340682657,0.1306997863333998,0.13460810065704068,0.14294761960161514,0.14763971569190223,0.15490428660242986,0.16209027740865453,0.17024926731012177,0.17394728273329169,0.17530759468797782,0.17914918414105005,0.18240776906010805,0.1883602178547631,0.18883935078217515,0.1893186878762262,0.18981066128942714,0.19965806841175202,0.2001810301361358,0.2039367886763807,0.20440278344188442,0.2077974321165848,0.20998661860055023,0.2127015560414259,0.21836072481178354,0.2196628902157234],"n_dims_used":43,"mean_confidence":0.9173945937045785},"coverage":{"mean_confidence":0.9173945937045785,"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}}