{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004017","481:4810003128","496:4960005068","481:4810001445","488:4880002225","481:4810003342","481:4810003247","493:4930002584","488:4880001553","488:4880004222","472:4720001548","481:4810003745","493:4930004422","470:4700001603","481:4810002775","487:4870007259","481:4810001952","493:4930001745","481:4810002041","493:4930001327","481:4810002933","493:4930002407","470:4700004876","481:4810002935","481:4810002474"],"twin_admin_codes":[488,481,496,481,488,481,481,493,488,488,472,481,493,470,481,487,481,493,481,493,481,493,470,481,481],"twin_sims":[0.3985523318771144,0.35582408817965583,0.3463219467937368,0.32424645356354614,0.2944069297202103,0.28711197093168894,0.2859776095608777,0.2831025734790501,0.2651894206170111,0.2536925767356837,0.24198140532567905,0.23974935665887007,0.23812328006396974,0.2340936636085029,0.23322388265527658,0.23289093278555725,0.23023902367223134,0.22008207416590672,0.21922893271940677,0.21551162857219108,0.21530163606704864,0.21410724644305973,0.2089200123388699,0.20606334860229109,0.20449623901970182],"twin_dists":[0.17616232784817454,0.18670502656119445,0.1891345757640139,0.19492005020541173,0.20310246819459551,0.2051756309134701,0.20550082105103637,0.2063285038838777,0.21160463516457906,0.21510854355620976,0.21878315469985848,0.2194964326962929,0.22001878591818438,0.22132334868626113,0.22160686019248407,0.2217155713182148,0.22258511460999583,0.225978229486883,0.226267952022384,0.22753924259293268,0.22761149747435935,0.22802337381636034,0.22983042363913053,0.23083864044694347,0.23139578856802087],"n_dims_used":45,"mean_confidence":0.9188849555121528},"coverage":{"mean_confidence":0.9188849555121528,"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}}