{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004646","491:4910003833","491:4910004563","491:4910003885","491:4910004041","491:4910004092","491:4910004746","491:4910004645","491:4910003832","491:4910004685","491:4910003579","491:4910004598","491:4910004564","491:4910003626","491:4910004562","491:4910003831","491:4910003621","491:4910004605","491:4910004732","497:4970002784","491:4910004640","491:4910004599","491:4910003726","491:4910004744","497:4970002386"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,491,497],"twin_sims":[0.6677373910095378,0.5510637790336484,0.5333672567633043,0.48030946294435456,0.4604241006224893,0.3972494542467986,0.3608523549010778,0.3412445622121339,0.3006404815124909,0.2925460211986827,0.29151950962583545,0.28525955838463246,0.2819956369936662,0.2733418103476216,0.2675478524023015,0.26486134386240856,0.22974691507317185,0.22364416263713774,0.21738535434012993,0.1972605382110394,0.1950286707872259,0.18906838794105185,0.18373598914061895,0.18046795268527288,0.17451027564501703],"twin_dists":[0.11672245975328607,0.14178401111018746,0.1456153139691445,0.15728488574874583,0.16175576790699137,0.17647556827553373,0.18543297132497816,0.19044718539713734,0.20135489721374547,0.20362839311099193,0.20391935218721885,0.20570706699475558,0.20664852682484303,0.20917714221591885,0.21089768033881795,0.2117032879465512,0.22274719856996625,0.22477661209381147,0.22689661514154072,0.2340070060777471,0.23482576574218783,0.23704470611982115,0.23907176199280666,0.24033462944625902,0.24267920447531338],"n_dims_used":45,"mean_confidence":0.8896695454915364},"coverage":{"mean_confidence":0.8896695454915364,"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}}