{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860001302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860001131","486:4860001191","486:4860001301","486:4860001136","486:4860001699","486:4860001355","486:4860001248","486:4860001571","486:4860001245","486:4860002847","486:4860001759","486:4860001569","486:4860001464","474:4740003989","486:4860001517","486:4860001457","474:4740004375","486:4860000980","474:4740004077","486:4860001409","486:4860001761","486:4860001624","486:4860001691","474:4740003905","486:4860001519"],"twin_admin_codes":[486,486,486,486,486,486,486,486,486,486,486,486,486,474,486,486,474,486,474,486,486,486,486,474,486],"twin_sims":[0.3661193839009906,0.34848221008721597,0.272509074990317,0.2683094223868672,0.2647263972281169,0.23726302333567995,0.19663291779124678,0.1828326652388167,0.18008293975299203,0.17737368754369487,0.1729659715793443,0.16514873895407037,0.14564190611899894,0.14076387494810266,0.13930573716726877,0.1386421152699835,0.1349745164432714,0.13423211671159063,0.1328823393338828,0.12306552328753619,0.12006223597460518,0.10527570998865644,0.10406585424689532,0.10162781570814167,0.09845672734922162],"twin_dists":[0.18411015869895855,0.188579195372758,0.20942303263147835,0.21067022238563243,0.2117438885590509,0.22029607082549985,0.23423659688636142,0.23941923651548105,0.2404844719008753,0.24154535655916334,0.24329623111911344,0.24648171074299408,0.25493831687884283,0.2571824061235764,0.25786442667206994,0.25817658984888897,0.2599222528462348,0.26027992791206356,0.2609340519020548,0.2658488788713108,0.2674118555650982,0.275577170856414,0.27628375030635766,0.2777272916982395,0.2796459284314304],"n_dims_used":45,"mean_confidence":0.9237650553385417},"coverage":{"mean_confidence":0.9237650553385417,"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}}