{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000338","485:4850001495","485:4850000381","485:4850002461","485:4850001654","485:4850001176","485:4850000493","485:4850000297","485:4850000146","485:4850000961","485:4850001296","485:4850000945","499:4990001421","485:4850000148","485:4850001653","485:4850001171","485:4850000473","485:4850000335","485:4850001286","499:4990003395","473:4730001597","485:4850002131","499:4990000469","485:4850001060","499:4990003148"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,499,485,485,485,485,485,485,499,473,485,499,485,499],"twin_sims":[0.8146856121649501,0.6179147472427556,0.5722379340005208,0.5580449079914998,0.5524128419495207,0.5521758988493959,0.5213893123526948,0.5137598097636399,0.49571168644852404,0.4947849426239431,0.4897717754453098,0.47095802916665963,0.450777838884803,0.4464146939102394,0.44353420961353657,0.4332585684365883,0.43305350875336923,0.422816544485542,0.40851024880167097,0.40572843396421304,0.4046446165286833,0.403830749611957,0.4031430412143158,0.4021316027779616,0.40170019909822546],"twin_dists":[0.08315071259511236,0.12743656105389692,0.13722521434048943,0.1402783757835437,0.1414928281882344,0.1415439620100933,0.14822295645918274,0.14989107319464512,0.15386271659822812,0.15406772038859812,0.15517862892298753,0.1593794709868764,0.16394879738023987,0.16494642287327643,0.165607067477903,0.16797753244549962,0.16802506279120502,0.17040966984807857,0.1737833501177505,0.17444529429967845,0.17470373936340322,0.17489801611304082,0.17506231471504394,0.17530418402621914,0.17540743073997622],"n_dims_used":45,"mean_confidence":0.9171024746365017},"coverage":{"mean_confidence":0.9171024746365017,"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}}