{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003603},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000913","489:4890003089","489:4890003406","489:4890001673","470:4700004151","479:4790000513","489:4890002944","470:4700006416","489:4890003385","467:4670004305","489:4890003475","489:4890003760","477:4770000199","498:4980004003","478:4780005603","467:4670004376","489:4890003036","468:4680000330","479:4790000718","489:4890003412","489:4890003408","470:4700004312","489:4890004052","489:4890003342","500:5000001479"],"twin_admin_codes":[477,489,489,489,470,479,489,470,489,467,489,489,477,498,478,467,489,468,479,489,489,470,489,489,500],"twin_sims":[0.2667185124961932,0.2654490673698593,0.250219074090424,0.2024693837472685,0.199679245891364,0.18835479212385586,0.18056162271405918,0.16911872279927795,0.1613414546136319,0.15932853091881266,0.15749553822968645,0.15273902017024835,0.149682517040749,0.13931450596313918,0.1371867152216057,0.13480303822038514,0.13439230163206253,0.13102598458416076,0.13044256430864826,0.12743624305365445,0.12326436927583018,0.12277753574817447,0.12175473354943261,0.12133899235586607,0.114492597213713],"twin_dists":[0.2111458367663099,0.21152661322044006,0.21618687668980968,0.2321207435851395,0.23312690933509264,0.237313627537743,0.2402982084243621,0.24485073577467673,0.24807266792099616,0.24892484171627582,0.24970768438737925,0.2517706335811641,0.25312126298194476,0.25786030932938325,0.2588651293397464,0.2600047366233506,0.26020262823170254,0.261841887358512,0.26212920555903174,0.2636253174544296,0.26574642547543204,0.26599748524394934,0.26652742409998775,0.2667438001886441,0.27039139098042664],"n_dims_used":45,"mean_confidence":0.9190233018663194},"coverage":{"mean_confidence":0.9190233018663194,"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}}