{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004467","500:5000010271","473:4730001566","500:5000001692","500:5000010450","500:5000005336","500:5000004995","473:4730002315","468:4680000269","500:5000004996","473:4730004146","473:4730004400","500:5000001618","478:4780006421","500:5000005337","475:4750003491","473:4730003773","473:4730002162","478:4780003905","500:5000004991","500:5000009970","500:5000002608","500:5000002070","500:5000011460","500:5000001779"],"twin_admin_codes":[500,500,473,500,500,500,500,473,468,500,473,473,500,478,500,475,473,473,478,500,500,500,500,500,500],"twin_sims":[0.3904260333692634,0.31996456123298933,0.27389248252350246,0.23991281753037738,0.17229650169506622,0.15831374322453015,0.1526131783199727,0.1394381277704551,0.10864724957436823,0.10797391724378773,0.10713560879560771,0.10654294279128385,0.10480447138841704,0.10341198417200055,0.10208826564291754,0.10196735024688651,0.09505991682447966,0.08901065563101203,0.08860461053270775,0.08526677933432081,0.0848102982343471,0.0832422798171951,0.07680188220365548,0.07630526167173318,0.07599726328604704],"twin_dists":[0.1781238647893235,0.1960670392207463,0.2090147923232451,0.2194440508983466,0.24356494169208023,0.24935742588788545,0.2518258475626529,0.25780228392271465,0.273640883964521,0.2740238170661935,0.27450317076378683,0.27484382291080445,0.27585162812804004,0.27666829020146383,0.277452608692694,0.27752464734841886,0.2817556815501147,0.28566478429218267,0.2859346269765465,0.2881908936773328,0.2885049004088977,0.28959389119604306,0.29424675980844417,0.2946183999034033,0.2948498669562412],"n_dims_used":44,"mean_confidence":0.9195357235995206},"coverage":{"mean_confidence":0.9195357235995206,"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}}