{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000950","491:4910001022","491:4910001016","491:4910001828","491:4910001213","491:4910001018","491:4910000957","492:4920003981","492:4920004539","492:4920004517","492:4920005266","491:4910001086","492:4920005843","492:4920005616","491:4910001080","492:4920006708","492:4920004918","491:4910001768","491:4910001930","491:4910001643","491:4910002917","492:4920006946","492:4920006882","492:4920005325","492:4920005267"],"twin_admin_codes":[491,491,491,491,491,491,491,492,492,492,492,491,492,492,491,492,492,491,491,491,491,492,492,492,492],"twin_sims":[0.6002358291603732,0.5563848217355813,0.48986967893353117,0.486983847676395,0.4484046532487703,0.41799206760389246,0.3736394477146097,0.33524727970401336,0.311128958052911,0.30150563806917224,0.3014626241114432,0.2951338289778202,0.2944678291397309,0.2925830779678119,0.28822800980412355,0.28210140977888026,0.2730145916871667,0.2700220937354598,0.26875870852269623,0.2573112018648612,0.2555621191840374,0.2504164677173112,0.24622256600384798,0.23977607166299272,0.23824003517016987],"twin_dists":[0.13122242768501424,0.1406361522490974,0.15515690155122988,0.1557978943816382,0.16449096905708405,0.17154181220181494,0.18223792487370402,0.19201114983891987,0.19846145830678116,0.20111403513383005,0.20112600081261758,0.2028975680708907,0.20308529025512326,0.20361790091490561,0.2048564439356862,0.20661791440488478,0.2092737084525578,0.2101601564831318,0.21053622188758833,0.21399508967180664,0.21453203649855973,0.2161253417692466,0.21743948095866103,0.2194878701625379,0.2199812028180521],"n_dims_used":45,"mean_confidence":0.8987315707736545},"coverage":{"mean_confidence":0.8987315707736545,"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}}