{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001522","492:4920005348","491:4910001222","492:4920005175","492:4920003620","491:4910002073","492:4920004889","492:4920005052","491:4910001079","492:4920007104","492:4920005289","491:4910002634","492:4920005001","492:4920004997","492:4920007103","491:4910000795","492:4920005519","492:4920004533","492:4920006689","492:4920005405","492:4920005290","492:4920005063","492:4920004555","491:4910005161","491:4910000663"],"twin_admin_codes":[491,492,491,492,492,491,492,492,491,492,492,491,492,492,492,491,492,492,492,492,492,492,492,491,491],"twin_sims":[0.41939106356347583,0.12698730245648387,0.119427572503701,0.09585484868787293,0.09380636845583733,0.08375455807846031,0.08024602415300788,0.07857492092628583,0.07808035410392981,0.0773152576547779,0.072890018002025,0.07080372220730516,0.057429174641381815,0.05644306016413278,0.045890050033988515,0.04563829636327714,0.045528249512860906,0.04552555478245305,0.041887891020124544,0.0414844286521352,0.041140158755013256,0.04053267483918229,0.04029693308031278,0.03770032347809355,0.03355486800776154],"twin_dists":[0.17121294781537955,0.2638510201426309,0.2677459608097458,0.2812567021313129,0.28254925452484875,0.2892363257608969,0.291721231034225,0.2929355093853972,0.29329885323261595,0.29386460980196655,0.297228402051724,0.29887185368941926,0.31046266433672154,0.31140224048427745,0.32241884692771083,0.3227065104947572,0.32283267215727685,0.3228357646974817,0.32715785454249,0.3276564795366392,0.3280851930359357,0.3288491183608285,0.32914817321510315,0.3325439533782279,0.33840084692872147],"n_dims_used":45,"mean_confidence":0.8989381578233507},"coverage":{"mean_confidence":0.8989381578233507,"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}}