{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730008092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730009315","473:4730008512","484:4840000965","473:4730009660","500:5000009297","473:4730008319","473:4730007351","473:4730009160","484:4840000379","473:4730008764","473:4730008197","498:4980000731","473:4730008314","471:4710000299","473:4730007752","500:5000009525","471:4710000568","473:4730009226","473:4730008232","471:4710000256","473:4730008578","473:4730007525","471:4710000482","473:4730003220","473:4730007862"],"twin_admin_codes":[473,473,484,473,500,473,473,473,484,473,473,498,473,471,473,500,471,473,473,471,473,473,471,473,473],"twin_sims":[0.5358430077606249,0.3340193644265412,0.32241429252044385,0.31519812860633045,0.30359903125679016,0.3025026342341639,0.3023805635624831,0.3006962616344412,0.30059639597676274,0.28918742349353765,0.2863299453253821,0.2804442369867878,0.27868980329209686,0.27302013910052414,0.25776210953267575,0.2561954859402368,0.2556123582550854,0.2439779063344205,0.24175944967858728,0.24033658060002283,0.2378785931506966,0.22897236285890554,0.22773397027793807,0.226616535864638,0.22581400720022654],"twin_dists":[0.14507788951363706,0.19233322472675315,0.19540978869661443,0.19735400420162452,0.200532889106951,0.2008369676487347,0.20087086277103455,0.20133935567657057,0.20136718158000416,0.20458264213032182,0.20539973336356165,0.20709832922145494,0.20760882083545829,0.20927207075018692,0.21385704086132504,0.214337332964137,0.2145165813346094,0.21814875058063996,0.2188538917698345,0.21930836192543232,0.22009758883184188,0.2230027748109544,0.22341259270672884,0.22378365039856485,0.22405088900032394],"n_dims_used":45,"mean_confidence":0.9184890747070312},"coverage":{"mean_confidence":0.9184890747070312,"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}}