{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001692","480:4800001976","480:4800001921","480:4800001636","480:4800001864","480:4800002084","495:4950002266","480:4800002328","480:4800002459","480:4800002505","480:4800001751","480:4800001293","480:4800001306","480:4800002138","480:4800002031","480:4800006470","480:4800001975","487:4870001710","480:4800006431","480:4800006453","480:4800002331","480:4800002184","492:4920003183","495:4950002309","480:4800001747"],"twin_admin_codes":[480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480,492,495,480],"twin_sims":[0.729244871237293,0.4885892054098723,0.45683065604188905,0.4364477758663091,0.19360762109438928,0.1932895792325338,0.1758118680672597,0.17468158218514865,0.1709208889405232,0.1686454001479639,0.15099961060198286,0.12793163136086727,0.12259008802754563,0.09842809345342997,0.07417672888718274,0.06831216082822403,0.06498395567711279,0.05533050912004581,0.052500102003501296,0.049137751608274854,0.04804310293798423,0.046568724503737356,0.04586265272082384,0.04240174236710152,0.039615082413160994],"twin_dists":[0.10320662317115553,0.15544117558416443,0.16257075067098395,0.16723946895573674,0.23535047032273002,0.23546826963116224,0.24216217246980826,0.24261099950428697,0.2441194372519972,0.2450437321728012,0.2525367925531578,0.26337696112910597,0.2660943540789142,0.2796634722356905,0.2962337017203587,0.30088684160712725,0.30367392900192797,0.3124787084955612,0.31530038645890324,0.31882150726816133,0.32001119491619767,0.32164989951926914,0.3224500879580105,0.3265286282034261,0.33002154299830677],"n_dims_used":42,"mean_confidence":0.910513196672712},"coverage":{"mean_confidence":0.910513196672712,"n_dims_used":42,"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}}