{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001878","496:4960004541","481:4810003524","493:4930001916","488:4880001694","493:4930003283","493:4930002083","479:4790003800","488:4880002593","470:4700007551","481:4810002860","493:4930002935","487:4870012570","470:4700006244","470:4700000279","474:4740002170","470:4700007890","479:4790004963","472:4720002512","493:4930002947","493:4930002133","468:4680003080","487:4870011811","467:4670001631","487:4870008253"],"twin_admin_codes":[470,496,481,493,488,493,493,479,488,470,481,493,487,470,470,474,470,479,472,493,493,468,487,467,487],"twin_sims":[0.054963877771590924,0.027524648767096076,0.016167477002369705,0.014876521614366783,0.012709596713009906,0.011970330951893276,0.010923337736956787,0.009589353126335355,0.009581452447523738,0.009468830064187335,0.007335381237154523,0.007228596384752114,0.0064774233726431025,0.006435884097680054,0.0060848198597022824,0.004679243399701866,0.0046384235937919,0.00412909445355908,0.0038096284302588973,0.0037479646406377337,0.0036910094578551504,0.003687683361432436,0.0035848282221564655,0.003396724466455812,0.003373658200674571],"twin_dists":[0.3128373709136786,0.34813501845280026,0.3730249248657703,0.3767690456173247,0.3837520979535041,0.38637710661917013,0.39035240198444215,0.39594051097998567,0.39597562273690523,0.39647896297876484,0.4071951838051611,0.407802184109641,0.4123154978959016,0.41257860489600484,0.4148654709354067,0.4254105730520152,0.42575783621430285,0.4303413098621835,0.4334860831263018,0.4341205970272875,0.43471516113247727,0.4347501404122054,0.43584626859989006,0.4379272078138594,0.4381895761610715],"n_dims_used":45,"mean_confidence":0.9226786295572916},"coverage":{"mean_confidence":0.9226786295572916,"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}}