{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007880","490:4900008995","490:4900009220","490:4900008466","490:4900008555","490:4900009524","490:4900008458","490:4900008998","490:4900007764","490:4900009234","490:4900009455","490:4900007993","490:4900009000","490:4900009221","490:4900007766","490:4900007881","490:4900009224","490:4900009636","490:4900009003","490:4900008991","490:4900008882","490:4900007765","490:4900009001","490:4900005693","490:4900009339"],"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":[0.06408314093170966,0.06135565729704426,0.054156958521656015,0.04532966009295306,0.03712760677358713,0.02923945374436062,0.02799678626230519,0.02517325472079216,0.024167696099556615,0.020143092750188198,0.016430810342635608,0.01583689917606763,0.01547867208211289,0.014954158362332656,0.013428361736703441,0.012212600617833934,0.011725603616799427,0.0103257451084328,0.008512905763402644,0.007683647342398298,0.006173249187858925,0.006067248528197215,0.00578833604447846,0.005745124648110242,0.0051177436012609665],"twin_dists":[0.30444829060370165,0.30684852841366106,0.31363378129572633,0.32306099045530506,0.33331949855982684,0.34519438298518873,0.34731000095379294,0.3524350993119825,0.3543807345805996,0.36294720786545065,0.3722936405555784,0.3739579145841813,0.37498847625828124,0.3765359457633247,0.3813264574711186,0.3855013904583565,0.3872778155555397,0.3927759649422096,0.4009809097076684,0.4052692091388042,0.4142784419267082,0.4149830320347965,0.4168914566051761,0.4171945228414173,0.42184391613640565],"n_dims_used":45,"mean_confidence":0.8814606560601128},"coverage":{"mean_confidence":0.8814606560601128,"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}}