{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002683","470:4700002682","470:4700003217","466:4660007310","470:4700002680","470:4700002358","470:4700002195","470:4700002510","466:4660006598","481:4810002322","470:4700002194","470:4700002513","493:4930001583","470:4700001726","470:4700001881","470:4700002344","470:4700002855","470:4700002517","470:4700006120","470:4700002681","499:4990002634","470:4700002197","466:4660006251","493:4930001907","470:4700001722"],"twin_admin_codes":[470,470,470,466,470,470,470,470,466,481,470,470,493,470,470,470,470,470,470,470,499,470,466,493,470],"twin_sims":[0.574379036610538,0.5408546901439222,0.4823000840021202,0.4644519185473713,0.4551722934367242,0.44009693217869117,0.4358788990976162,0.4241338581746692,0.412070997721171,0.38904073418951485,0.38475196387221355,0.36424922928783293,0.36399916451674313,0.3635111909070052,0.361512450585618,0.3597744720940687,0.3574620128109254,0.354859060659293,0.3523626792432722,0.35077004363300573,0.3487612042371352,0.3432969089244725,0.34121343727996806,0.33308857057814817,0.32849106564264513],"twin_dists":[0.1367653903425294,0.1439914675956357,0.15684072171297778,0.1608449503140662,0.16294764177221613,0.16639758096420137,0.16737096337271876,0.17010148739111192,0.1729389497798208,0.17846013799056665,0.17950480959473647,0.18457873895372368,0.18464148627573654,0.1847639934637123,0.18526665458190425,0.1857048867655224,0.18628965576486953,0.18695021531821351,0.18758608907993968,0.18799298763576494,0.18850760130202673,0.1899153684210025,0.19045526381667202,0.19257779575961986,0.19379133083597647],"n_dims_used":43,"mean_confidence":0.9120014989098837},"coverage":{"mean_confidence":0.9120014989098837,"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}}