{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001729","490:4900002035","490:4900002025","487:4870003538","490:4900001069","487:4870005714","490:4900001346","490:4900001453","490:4900001737","487:4870004572","490:4900000817","490:4900001079","490:4900002343","490:4900007152","496:4960004670","490:4900002193","490:4900002028","490:4900001433","490:4900002005","496:4960004671","490:4900002191","496:4960008975","490:4900001202","496:4960008018","496:4960008874"],"twin_admin_codes":[490,490,490,487,490,487,490,490,490,487,490,490,490,490,496,490,490,490,490,496,490,496,490,496,496],"twin_sims":[0.7001607347167614,0.6290902305975551,0.5980632247773578,0.5682940579781978,0.5614627210112473,0.5542321135467904,0.5151935999222215,0.46330236980204104,0.46041375396635664,0.4538799305451952,0.4324579421196767,0.41073928044238717,0.40073481664938826,0.40016091679653276,0.39633220848188383,0.3909532024167638,0.36972234075737725,0.3695427003764512,0.3644810312470693,0.35621633281669,0.35591022937463374,0.3436413411489583,0.34175162734191966,0.3386749812098215,0.3289659565731389],"twin_dists":[0.10965673740721096,0.125041626913176,0.13168770969638505,0.13807268038594814,0.13954225251154664,0.1411003318045667,0.14957713285185065,0.16110461595225076,0.16175811122709177,0.16324170035175226,0.16816315933144504,0.17325437883489755,0.17563865493994407,0.17577623254184901,0.17669637676714092,0.17799604457776103,0.1832107851423821,0.183255523232157,0.1845205936375055,0.18660546541274875,0.1866831569983808,0.18982628322043496,0.190315633021406,0.19111545037162858,0.19366555103965805],"n_dims_used":45,"mean_confidence":0.9131712171766493},"coverage":{"mean_confidence":0.9131712171766493,"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}}