{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001702","477:4770000191","499:4990002953","477:4770002201","477:4770003551","485:4850007123","499:4990003090","477:4770001196","477:4770003883","499:4990001193","477:4770001079","477:4770002137","477:4770000698","499:4990002951","500:5000002239","499:4990000758","477:4770003948","485:4850008061","470:4700003763","499:4990001773","477:4770000128","477:4770000611","477:4770001610","479:4790000691","477:4770001440"],"twin_admin_codes":[477,477,499,477,477,485,499,477,477,499,477,477,477,499,500,499,477,485,470,499,477,477,477,479,477],"twin_sims":[0.5208713245899342,0.37860175817164804,0.3551987756382046,0.34558336569555054,0.3425961786816177,0.34228730220913794,0.33705840705904,0.3356097626594725,0.3290082079623777,0.3168485599967736,0.30502693545486775,0.3036430877260552,0.2957787318009593,0.27881447148248983,0.27747342175185824,0.2712618805238023,0.2670854006608773,0.2591646790667739,0.2564532366837738,0.25422017025163085,0.2539846888050541,0.2500587528437021,0.24967232196680245,0.2366659811690682,0.23429341949513496],"twin_dists":[0.14833602448318894,0.18101264728900782,0.18686386319213844,0.18932487630201605,0.19009675486151142,0.19017677139975692,0.1915372672583646,0.19191619517800834,0.19365436516349765,0.1969071426341098,0.20013782327063706,0.20052068367659365,0.20271603054776485,0.20757248146847562,0.20796390302815004,0.20979217134002726,0.21103599685861638,0.21342860500740227,0.21425818492818785,0.2149455782855019,0.21501828820050056,0.21623687760830076,0.2163574817944071,0.22048890004851343,0.2212583343773405],"n_dims_used":45,"mean_confidence":0.9197045220269098},"coverage":{"mean_confidence":0.9197045220269098,"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}}