{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003849},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003844","496:4960003565","496:4960002075","496:4960003564","496:4960003845","496:4960003168","496:4960003717","496:4960003569","496:4960004000","496:4960003843","496:4960003714","496:4960001346","496:4960003436","496:4960011278","496:4960001827","496:4960003846","496:4960001582","496:4960004278","496:4960002191","496:4960002078","496:4960001461","496:4960002748","488:4880003834","488:4880003758","496:4960002741"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,488,488,496],"twin_sims":[0.7053857179847889,0.701805514862587,0.7013986439353588,0.6768569766509005,0.6023904487078117,0.5996966907997915,0.5823957269954144,0.5716986902918163,0.5650191304149306,0.5608987892458863,0.5607670905931889,0.5602582374269296,0.5502865309347698,0.5480977964905537,0.5410984269051843,0.5404188962696596,0.5403475263085115,0.5346716091889333,0.5268397177596642,0.5265253870063679,0.4899207479652456,0.4768391090913442,0.46768715317982484,0.4649342586372253,0.4539049418255654],"twin_dists":[0.10850708474044207,0.10929521988875956,0.10938468106885295,0.11474545661262399,0.13076103130498895,0.13133788515638786,0.13504512799726445,0.1373410503699327,0.13877691400957326,0.1396636687822293,0.13969202628472366,0.1398016016327266,0.14195182494227945,0.14242459875778143,0.14393867984640987,0.14408586154400654,0.14410132179850255,0.14533210873329405,0.14703477452925506,0.147103223119981,0.1551455684991882,0.158060627799525,0.1601153530844969,0.16073606370498822,0.16323600648714834],"n_dims_used":45,"mean_confidence":0.9380862765842014},"coverage":{"mean_confidence":0.9380862765842014,"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}}