{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000631","500:5000000274","500:5000000269","500:5000000636","500:5000000522","500:5000000637","500:5000000523","485:4850007228","485:4850007366","500:5000000120","485:4850007230","500:5000000414","500:5000000267","500:5000001165","500:5000001219","500:5000000590","485:4850008686","500:5000000115","500:5000000272","500:5000000581","500:5000000592","485:4850006798","500:5000000321","500:5000000142","500:5000000145"],"twin_admin_codes":[500,500,500,500,500,500,500,485,485,500,485,500,500,500,500,500,485,500,500,500,500,485,500,500,500],"twin_sims":[0.8761845386172448,0.7959093933000272,0.7633720246303999,0.757092254393146,0.6806117354322342,0.6449249924431742,0.6399130841494666,0.6157181651179521,0.6088128466713619,0.6046076150124117,0.5916660136287328,0.5847487381253421,0.5840635671134341,0.5824418735970718,0.5731206735539298,0.5720221755081489,0.5634854400507187,0.5632966187206653,0.5590123217865487,0.5545870220752684,0.5539922489284902,0.5510866603581777,0.5464200223146031,0.5446830511078183,0.5437278259942645],"twin_dists":[0.06677583619675666,0.08775324681346504,0.09543959671957428,0.0968884852852404,0.11392935794504594,0.12164203664417485,0.1227190783126904,0.12790704483113333,0.12938580753500886,0.13028626414555283,0.13305804050654077,0.13454057035381484,0.13468747706534773,0.13503523132874765,0.1370356157579561,0.13727156048199682,0.1391068875269188,0.13914752032818503,0.14006995228862515,0.1410237856799293,0.14115206967426577,0.14177907143630733,0.14278721827679847,0.14316283481794898,0.14336949034716345],"n_dims_used":44,"mean_confidence":0.9166134920987216},"coverage":{"mean_confidence":0.9166134920987216,"n_dims_used":44,"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}}