{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680000038","499:4990003841","499:4990004174","500:5000011061","499:4990004040","500:5000009616","499:4990004248","499:4990003895","500:5000011215","499:4990004267","500:5000011382","499:4990003826","500:5000011068","500:5000011062","499:4990004143","499:4990004165","499:4990004194","499:4990003896","500:5000009941","500:5000009729","500:5000009948","500:5000010719","499:4990003894","500:5000010165","500:5000010983"],"twin_admin_codes":[468,499,499,500,499,500,499,499,500,499,500,499,500,500,499,499,499,499,500,500,500,500,499,500,500],"twin_sims":[0.8745328754972871,0.821772329195121,0.8047653637933521,0.7558659927253298,0.7539719452056364,0.7355225093092628,0.7117997103212734,0.6815650635002325,0.6774526160357023,0.6677238050221291,0.6569571412472044,0.6427019785619322,0.6409238235336319,0.6355164743746405,0.6284208296955979,0.6260460939599264,0.6149955515946631,0.6132625431654433,0.5835526806336652,0.582323121836057,0.5790618197061622,0.5720485802304285,0.5609316490556897,0.5479896173124041,0.5479809336441499],"twin_dists":[0.06725075815528585,0.081374817351753,0.08559990267072641,0.09717027862717047,0.09760482387701437,0.10179610620971001,0.10709074309084657,0.11372193990569639,0.11461608095449423,0.11672539995902767,0.11905127442373523,0.12211988968220977,0.12250196052704879,0.12366305579466715,0.12518515880431424,0.12569425429487277,0.12806180872714312,0.12843295107858532,0.1347970234879047,0.13506069912652052,0.13576028552264033,0.1372658885004492,0.1396565935114018,0.14244797396847575,0.14244985035752536],"n_dims_used":45,"mean_confidence":0.9332502577039931},"coverage":{"mean_confidence":0.9332502577039931,"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}}