{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001610","491:4910001177","491:4910001611","491:4910002151","491:4910001176","491:4910003063","491:4910001788","491:4910002418","491:4910003338","491:4910002716","491:4910001843","491:4910002469","491:4910003363","491:4910001243","491:4910002104","491:4910003282","492:4920003335","492:4920000407","491:4910002618","491:4910001998","491:4910001437","492:4920006025","492:4920002655","491:4910003788","492:4920004273"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491,491,492,492,491,492],"twin_sims":[0.36222779025486357,0.13174337777547135,0.13018074977863228,0.10976673236507771,0.1077477285105737,0.10416673277307156,0.08469750029124479,0.08419352967215973,0.07097782539186724,0.06696133903964406,0.05837868861171923,0.04833401265579616,0.04781927361253366,0.04364253981808969,0.04132854420749398,0.03602582525281258,0.03210516198348684,0.02578564772432794,0.024309138998106633,0.023686172470922646,0.02280066083006663,0.021029431063283262,0.019959083667203406,0.01958022448684899,0.019231266754488965],"twin_dists":[0.1850865929189304,0.2614899104580709,0.2622584571347497,0.27300826851668475,0.27415286900248637,0.2762245915668391,0.2885827000335,0.28893131423837587,0.29873321621726606,0.30200439550819935,0.30957045690491014,0.31969283805186555,0.320257240273868,0.3250352849512742,0.3278502267487384,0.3348404692730767,0.34059511631058864,0.35128286684762144,0.3541028746019346,0.35533734921648674,0.35714141598478827,0.36094044688289234,0.36337344732697524,0.3642619442130159,0.3650936936941106],"n_dims_used":45,"mean_confidence":0.8972812228732638},"coverage":{"mean_confidence":0.8972812228732638,"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}}