{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000189","490:4900000345","490:4900001196","490:4900000202","490:4900000620","490:4900000355","490:4900000344","490:4900000523","490:4900000727","490:4900002192","490:4900001344","490:4900000950","490:4900000432","490:4900001459","496:4960008681","487:4870005552","490:4900000956","487:4870004419","490:4900000356","490:4900000353","490:4900000731","490:4900004187","496:4960008875","490:4900000967","490:4900000291"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,487,490,487,490,490,490,490,496,490,490],"twin_sims":[0.4571205675631987,0.40456515307744145,0.3991640788896124,0.3781851145857525,0.34634244614372545,0.34154472806401787,0.3382617822387027,0.3319305759992968,0.3194503099516799,0.317986558525278,0.315668198669608,0.31063178888368465,0.29294837203342416,0.28524459586068435,0.2828090441077519,0.27851320854914463,0.27489747844968687,0.2626618691573221,0.23898211665786787,0.23716510542028732,0.23166370610747408,0.2307980092402262,0.2288461236424929,0.22803426387234382,0.22614640411151343],"twin_dists":[0.1625049143286521,0.17472270023197253,0.1760154118136602,0.1811152211939701,0.1891292970267524,0.19036929811378528,0.19122316401262668,0.19288258578673312,0.19620536803889202,0.19659979029871777,0.19722659603064968,0.19859733152123815,0.20351451426841774,0.20571136800010986,0.20641329146162823,0.2076603131438518,0.20871901376396015,0.21236664921540394,0.21974260907389218,0.22032767405909157,0.22211715620206446,0.22240128056349193,0.2230444836196039,0.22331308222048066,0.22394012591552226],"n_dims_used":45,"mean_confidence":0.9159113566080729},"coverage":{"mean_confidence":0.9159113566080729,"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}}