{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002294","477:4770001850","477:4770002424","477:4770002154","477:4770002300","477:4770002422","477:4770002293","477:4770002362","477:4770002290","477:4770002092","477:4770002287","477:4770002090","477:4770002291","477:4770002423","477:4770003270","477:4770002216","477:4770002361","477:4770002286","477:4770002170","477:4770002091","477:4770002431","477:4770002155","477:4770002368","477:4770002032","477:4770002357"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.849717426196196,0.8069165823228289,0.7892053985271806,0.7751774359130894,0.7691174113452114,0.7525420178410448,0.7485984818501563,0.7371835014851876,0.6861730744192801,0.6716755147272805,0.6596753905797608,0.6446791403089431,0.6380832422299955,0.6309379844463636,0.6145209534004442,0.6128149973377442,0.5938999427694153,0.5903599988629302,0.5849866415707822,0.5848064693384251,0.5719681696450202,0.569906850492553,0.5684486471330401,0.5652756920090448,0.5590586528754533],"twin_dists":[0.07411986589985377,0.08507224716815844,0.08936434321292132,0.09268768764664631,0.09410509273895241,0.0979323299372516,0.09883312148630463,0.10142165284521079,0.1127180949145287,0.1158695777148568,0.1184648122850012,0.12169489543535009,0.1231120444092022,0.1246453708569117,0.1281634517284235,0.12852879372699885,0.1325794517414738,0.13333787506782446,0.1344895645182756,0.1345281928132649,0.13728316153253356,0.1377260430856516,0.1380394497198358,0.13872172574475677,0.1400599718112521],"n_dims_used":45,"mean_confidence":0.920743645562066},"coverage":{"mean_confidence":0.920743645562066,"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}}