{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003331","491:4910003373","491:4910002531","491:4910003289","491:4910003294","491:4910003032","491:4910003372","491:4910003167","491:4910003066","491:4910003081","491:4910001235","491:4910003128","491:4910003118","491:4910002428","491:4910003075","491:4910003111","491:4910003249","491:4910002780","491:4910003029","491:4910002730","491:4910002632","491:4910002270","491:4910003072","491:4910003377","491:4910003458"],"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":[0.8714445808100684,0.617957361842297,0.6074330949663084,0.5520119888478758,0.5466299269447839,0.5150086765060057,0.5078292471622136,0.3960086873419427,0.375472307896486,0.37253361259781526,0.3658302205601197,0.35767689546990883,0.34353684850038657,0.3416076825059461,0.33889634623824366,0.3368251123998191,0.3280330521222803,0.3277249281057979,0.32430306803406367,0.3200097910651573,0.2993456802513442,0.29425683215119,0.29116181686299,0.2875964260885373,0.2826045910139381],"twin_dists":[0.06813226165697532,0.12742743287633243,0.12968125155919247,0.14157933685563778,0.14274184090016506,0.14961761123257006,0.15119197918776328,0.17677431398365698,0.1817844395796242,0.18251205927054465,0.18418253171308402,0.18623523516023857,0.18985330455582478,0.190352967286636,0.19105777353474637,0.19159823151316804,0.1939127353994573,0.1939944617006884,0.1949049416718785,0.19605487878960737,0.20171613124208335,0.20314481528538939,0.20402088122050963,0.20503698572148854,0.20647238027927056],"n_dims_used":45,"mean_confidence":0.8972400241427951},"coverage":{"mean_confidence":0.8972400241427951,"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}}