{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006159","493:4930003603","496:4960005046","488:4880003463","493:4930000712","493:4930002235","493:4930006160","493:4930002779","496:4960005734","493:4930000570","469:4690001654","493:4930000131","470:4700006404","493:4930003427","488:4880001687","481:4810002651","488:4880002665","488:4880005371","469:4690002233","481:4810002244","488:4880000799","470:4700007495","493:4930001413","481:4810000219","488:4880003643"],"twin_admin_codes":[493,493,496,488,493,493,493,493,496,493,469,493,470,493,488,481,488,488,469,481,488,470,493,481,488],"twin_sims":[0.3273051366483776,0.3048453666568937,0.2966775621664872,0.2932728921784905,0.2749921466389141,0.26129467168704673,0.2562127442543565,0.25583448807146586,0.24986271727707376,0.24533397049200398,0.24483603894905528,0.23561735468961026,0.22866394025012662,0.22391562117228955,0.22068021457120993,0.21805561386687128,0.21554523494943675,0.2145178089369176,0.21353897114904985,0.212846959170641,0.21055931474398984,0.20992136969062272,0.20953459756877812,0.20856428708767508,0.20746291367368788],"twin_dists":[0.19410587475662375,0.20018799931264128,0.20246340222250414,0.20342273166334587,0.20869118632910588,0.21278074911324435,0.21433203184567928,0.2144482700653013,0.21629804495068125,0.2177197599758542,0.2178771024565332,0.22082834995393005,0.22310470292391477,0.22468556480211005,0.22577555230155183,0.22666764286008695,0.22752768361204762,0.22788161986105393,0.22821988425246537,0.2284596611028776,0.2292560905044786,0.22947923339644224,0.22961474453571817,0.22995545723036903,0.2303435017619738],"n_dims_used":45,"mean_confidence":0.924422370062934},"coverage":{"mean_confidence":0.924422370062934,"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}}