{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000061","491:4910000159","491:4910000628","491:4910000418","491:4910000419","491:4910000470","491:4910000095","491:4910000179","491:4910000119","491:4910000158","491:4910000113","491:4910000196","491:4910000140","491:4910000613","491:4910000370","491:4910000944","491:4910000757","491:4910000518","491:4910000120","491:4910000558","491:4910000289","491:4910000335","491:4910000634","491:4910000197","491:4910000332"],"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":[0.5916195935255055,0.5214063552476428,0.5176941450314119,0.41784720158664396,0.40455778166190703,0.3331825633240695,0.2924217682881759,0.27006118825344466,0.268620233682315,0.25433821752465263,0.25273895096509186,0.24786565463067736,0.22226703146120036,0.21348177165287902,0.20625551591274147,0.18053438781144907,0.1793114358402642,0.1787846293722677,0.1685845873759811,0.165734239552064,0.16151848978015507,0.16017217656414667,0.15966911853505936,0.1559160871167067,0.15348181230041205],"twin_dists":[0.1330679862408585,0.14821923672577872,0.14903012981861694,0.17157589288629568,0.1747244592186537,0.19255308177985958,0.2036635796423672,0.21014853679584153,0.21057750748007906,0.2149091447660478,0.2154036508771672,0.21692292956298062,0.22523964067616065,0.22823968349625962,0.2307705196683145,0.24030879658994145,0.24078541647482887,0.24099143848209423,0.24506855668422722,0.24623940713725717,0.24799809013677265,0.24856673603990062,0.24878010548468626,0.25038759167242797,0.25144540656068615],"n_dims_used":45,"mean_confidence":0.8904158698187934},"coverage":{"mean_confidence":0.8904158698187934,"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}}