{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001782","491:4910001601","491:4910001486","491:4910001603","491:4910001487","491:4910001721","491:4910001781","491:4910001720","491:4910002089","491:4910000965","491:4910001602","491:4910001660","491:4910001780","491:4910001478","491:4910001476","491:4910001358","491:4910001783","491:4910002181","491:4910002188","491:4910002039","491:4910002053","491:4910000972","491:4910001418","491:4910001157","491:4910001365"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.774041240366898,0.6969523783172227,0.6801220806757805,0.5560810486243407,0.5350546116415889,0.5329243427078761,0.5239359842362982,0.4823177133278452,0.4759226308512359,0.4751395145692893,0.4654666732067345,0.43012885758345387,0.4229481172180561,0.4026436071695778,0.38860333340118947,0.3766680093979141,0.3670916020807778,0.3477203214216606,0.3372524957954166,0.33086947258623023,0.3280225110194664,0.32432258638228434,0.2885474601815435,0.28729649242897115,0.28694040068824445],"twin_dists":[0.09295423358295289,0.11036094693140935,0.1140358594915128,0.14070163731315408,0.14524897653314336,0.14571151300171123,0.14766743708420146,0.15683679069771528,0.1582657960688747,0.1584412113672942,0.16061591847236303,0.1687039542072251,0.17037887067449184,0.17518171217234543,0.17856643129066146,0.1814891840165819,0.18386703807272836,0.18877486109424724,0.19148656561356023,0.19316238425734022,0.1939155306043763,0.1948997332089136,0.20476521734657738,0.20512280658616208,0.20522476584741445],"n_dims_used":44,"mean_confidence":0.89594182101163},"coverage":{"mean_confidence":0.89594182101163,"n_dims_used":44,"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}}