{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001319","491:4910001562","491:4910002414","491:4910001804","491:4910001511","491:4910001915","491:4910002310","491:4910001861","491:4910002112","491:4910001336","491:4910001623","490:4900005564","491:4910001067","490:4900006429","491:4910001251","490:4900002520","490:4900007525","491:4910000991","491:4910001384","490:4900007054","491:4910001510","491:4910001503","490:4900007183","490:4900006202","490:4900006931"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,490,491,490,491,490,490,491,491,490,491,491,490,490,490],"twin_sims":[0.18403989657900893,0.15606622821992314,0.14501918615959064,0.12987995551794793,0.12697698190518425,0.1192472671671748,0.10156983365219595,0.08742869550180306,0.08459594973695767,0.07762365998519428,0.07114247292821005,0.0677537675906814,0.05383095446727938,0.05369576848848721,0.05043437121120489,0.04928290000632068,0.049142982766597454,0.044324191070316314,0.04415948878309611,0.04115246319902184,0.04008182056009898,0.0397370950898154,0.03712526987117555,0.036373226797900046,0.035353357227328554],"twin_dists":[0.2389551311182466,0.25032274453848,0.2552216568537596,0.2624071944895405,0.2638562158524348,0.26784112632640544,0.27776194997569675,0.28672167493279344,0.28865281275682647,0.29363601989334087,0.2986023617295575,0.3013466067156489,0.3139583296270609,0.31409338993730856,0.3174405793658212,0.31866542170883605,0.31881587525858013,0.3242300215450878,0.3244236333217262,0.32806981848883776,0.3294223501094089,0.3298643311404731,0.3333226838000146,0.3343566804840844,0.3357883166478866],"n_dims_used":45,"mean_confidence":0.8946621365017361},"coverage":{"mean_confidence":0.8946621365017361,"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}}