{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003999","480:4800005434","480:4800004750","480:4800004579","480:4800004078","480:4800005007","487:4870009444","487:4870009169","480:4800005678","480:4800004742","480:4800005267","480:4800004827","480:4800003921","480:4800005679","480:4800005820","480:4800003924","480:4800005435","487:4870009175","480:4800005812","480:4800004745","480:4800005521","480:4800006329","480:4800004580","480:4800004233","480:4800005931"],"twin_admin_codes":[480,480,480,480,480,480,487,487,480,480,480,480,480,480,480,480,480,487,480,480,480,480,480,480,480],"twin_sims":[0.38198783342957554,0.2688942259758062,0.2627635238865001,0.26244189704274623,0.2595530467956515,0.24891570880332714,0.18128404585729183,0.17408008145063272,0.16301816442013206,0.16120186737227435,0.16099344182355152,0.15306868262559706,0.15053666476714572,0.143863356799455,0.14245231075077006,0.13403999879264392,0.12976113933897937,0.11984880766905567,0.1195213249588505,0.11018270111315238,0.10865435249681064,0.10149170897434674,0.10035024820695128,0.10009092076204909,0.09637997095802762],"twin_dists":[0.18018104318104547,0.21049583078172202,0.21233591378231947,0.21243318355773153,0.21331023064766158,0.21659396530600786,0.24001776225949628,0.2428506953834637,0.24736870399431685,0.24813151229700792,0.24821944503994237,0.25162615000447314,0.2527417991054817,0.25574996297822983,0.25639921124064724,0.26037272877373324,0.262466018611677,0.26752405943028335,0.26769652148855627,0.2727744783427792,0.2736368542521781,0.2778086727895678,0.2784945561597763,0.2786512314936081,0.28092886551857915],"n_dims_used":43,"mean_confidence":0.9179897751919058},"coverage":{"mean_confidence":0.9179897751919058,"n_dims_used":43,"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}}