{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002264","492:4920002148","492:4920002144","492:4920002364","492:4920001991","492:4920001844","492:4920002253","492:4920002041","492:4920002087","492:4920002038","492:4920002478","492:4920002046","492:4920001515","492:4920002097","492:4920002139","492:4920001990","492:4920002000","492:4920002363","492:4920002086","492:4920002321","492:4920002789","492:4920002738","492:4920002147","492:4920002429","492:4920002039"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.7179978547802566,0.34606932312595795,0.24427080893360642,0.2436296847568372,0.19789365836877554,0.17753860976697464,0.158869888886502,0.1511918922684191,0.12683272228715922,0.11559010254040276,0.11282965827361144,0.10443216874493484,0.09508811690067777,0.08600070754176252,0.08381706707686525,0.08247540513573731,0.07940639228375847,0.0735152383384518,0.07255767160542669,0.07180555734562648,0.06298435720293712,0.058808490870155605,0.057189788667465276,0.0559454718773288,0.054121314580785035],"twin_dists":[0.10571634846377492,0.18919964182768886,0.21805596093847437,0.21825915853547717,0.23377591496899333,0.2414804489645932,0.249120102614611,0.25245178024255877,0.26392887447624797,0.26979560603698727,0.2713025533948285,0.27606914341528416,0.28173792424171085,0.2876888318442263,0.28919281470743236,0.29013246259003894,0.2923287713124593,0.2967433135445129,0.29748763066711337,0.29807784443315327,0.3054049798495432,0.3091705219695907,0.31068952151285284,0.31188150234744644,0.31366918712333686],"n_dims_used":45,"mean_confidence":0.921280754937066},"coverage":{"mean_confidence":0.921280754937066,"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}}