{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008198","490:4900011490","490:4900010186","490:4900004119","490:4900009302","466:4660004295","490:4900012213","490:4900011683","466:4660005307","490:4900008846","466:4660004303","490:4900012081","490:4900007238","490:4900008843","490:4900006403","466:4660003729","490:4900006029","490:4900005097","490:4900007487","490:4900009060","466:4660004383","490:4900010554","490:4900001801","490:4900012080","490:4900010105"],"twin_admin_codes":[490,490,490,490,490,466,490,490,466,490,466,490,490,490,490,466,490,490,490,490,466,490,490,490,490],"twin_sims":[0.2627368879372124,0.13539456775347966,0.08280481136967711,0.0820896896623441,0.07859038474741929,0.07282357834782682,0.0723290844586573,0.07231456515839833,0.05345734994620673,0.05115027275877894,0.05054540244313473,0.04328825653177455,0.04322281633145618,0.038664521437805424,0.037405817511617534,0.0321131896257689,0.031731687549261346,0.030971129385636207,0.02930536475092144,0.029261308499040524,0.027507766404097127,0.026867828194972885,0.026370376608436445,0.026323691234867167,0.025518495559895063],"twin_dists":[0.21234396647483678,0.25972053308555315,0.2899006343041475,0.29040486294435575,0.2929241782297431,0.29728014806492886,0.2976664859283307,0.2976778618283256,0.3143322753882547,0.31669075266731916,0.31732370853295006,0.3254579966614219,0.3255363943831089,0.3312605496292101,0.3329415017609508,0.3405827347317942,0.3411740978073342,0.34237140869368476,0.3450843424082575,0.34515787218368027,0.3481647437435758,0.3493032553748524,0.3502045259471089,0.35028985997594675,0.3517825815311663],"n_dims_used":45,"mean_confidence":0.9120191786024305},"coverage":{"mean_confidence":0.9120191786024305,"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}}