{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001897","491:4910001229","491:4910001612","491:4910001547","491:4910001240","491:4910001110","492:4920000379","492:4920000810","491:4910001724","492:4920003982","491:4910001092","491:4910003449","492:4920004497","491:4910002097","491:4910001950","491:4910003367","492:4920002804","491:4910002598","491:4910001432","491:4910001605","491:4910001437","491:4910001832","491:4910003274","491:4910001425","491:4910001948"],"twin_admin_codes":[491,491,491,491,491,491,492,492,491,492,491,491,492,491,491,491,492,491,491,491,491,491,491,491,491],"twin_sims":[0.5957253781790103,0.30976551800325497,0.27432403400656363,0.2657766981431705,0.13402901624840097,0.1316170139862311,0.11413111602329307,0.10545605911509534,0.10129513878395632,0.09562232165714143,0.09554090066527282,0.09256659055407401,0.08906290408156645,0.08152066239984562,0.08049940068468024,0.07962434888156712,0.07941721366378492,0.07802622469683552,0.07638579215472112,0.0753191716747214,0.07461106688449215,0.07288800574012287,0.07059383406226932,0.06901661694680317,0.06529454526301229],"twin_dists":[0.1321884317229962,0.1988343756841718,0.20888770175896929,0.2114282303947981,0.26037803681278787,0.2615518037484421,0.2705885838857891,0.2754723853630324,0.2779263569249612,0.2814023214698244,0.28145337698803463,0.28334237982996197,0.28563013285025307,0.29080859763361566,0.29153889457271936,0.29217056898541943,0.2923209084701672,0.2933387327487489,0.2945580037763543,0.29536214391034765,0.29590108133777876,0.297229968725894,0.2990393546544225,0.30031115469100306,0.3034089724628476],"n_dims_used":45,"mean_confidence":0.8981153700086806},"coverage":{"mean_confidence":0.8981153700086806,"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}}