{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001240","491:4910001897","491:4910001432","491:4910001612","491:4910003071","491:4910001308","491:4910001547","491:4910001832","491:4910003368","491:4910001425","491:4910002629","491:4910001898","491:4910002147","491:4910003087","491:4910003449","491:4910002136","492:4920003982","491:4910002519","491:4910001229","492:4920000360","492:4920000810","491:4910003321","491:4910001899","491:4910003139","491:4910001488"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,492,491,491,491,491],"twin_sims":[0.4236922551481273,0.3755843990165905,0.3746934472529538,0.34618425780116635,0.28835532080059334,0.27522044980097404,0.2555122567938361,0.24777217117932557,0.23308737153023204,0.1763930736970769,0.15457891340055396,0.1316170139862311,0.11672864837411333,0.11254760107449634,0.11075783865830327,0.08670720421242264,0.08257417306565216,0.0802479028074434,0.07989128821629286,0.07984108745932482,0.0755000926093478,0.07386351974597254,0.07381117253806296,0.07097602267532636,0.06957068116454922],"twin_dists":[0.17020475474762492,0.1817567413154222,0.18197701182306056,0.18917003599882906,0.20482008003628793,0.20862410142372487,0.21454737768655374,0.21695225963756495,0.22165141996732984,0.24193218062950417,0.2509671517474308,0.2615518037484421,0.2691821172923152,0.2714581236737238,0.2724523508776609,0.28720874753437275,0.29006287448121587,0.29171987740738614,0.2919772855598496,0.29201359494940776,0.29522510123343604,0.2964745380443368,0.29651486990085174,0.2987346502973508,0.2998617161491485],"n_dims_used":45,"mean_confidence":0.8965916951497396},"coverage":{"mean_confidence":0.8965916951497396,"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}}