{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001117},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001323","491:4910001679","491:4910001855","491:4910001386","491:4910001073","491:4910001125","491:4910001059","491:4910001186","491:4910001382","491:4910001916","491:4910001065","491:4910001253","491:4910001448","491:4910001187","491:4910001456","491:4910002259","491:4910001568","491:4910001129","491:4910001259","491:4910001393","490:4900004337","491:4910001632","491:4910001322","491:4910001563","491:4910001260"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491],"twin_sims":[0.7358064990140376,0.729750934015914,0.6696523280860377,0.5633936967096326,0.5201937293098808,0.5087955650949786,0.4999252430861485,0.48527239590479315,0.47676742227399405,0.46960580704095944,0.4411859071786739,0.4273116472188498,0.42525731426493824,0.4174993406835798,0.4066837051537128,0.38428242156668585,0.38307566232194984,0.37668681080894395,0.36933928687278694,0.30656445297541923,0.3028690082255964,0.29895586887366893,0.29426534581629354,0.29255474381697555,0.28332393725062477],"twin_dists":[0.10173212155409772,0.10309318499657463,0.11630789534761869,0.1391266297226089,0.14848397180004144,0.15097974598675487,0.15293201551943042,0.15617858327490797,0.1580766714070148,0.1596834834315933,0.16614687723969873,0.16935968573512095,0.16983897280532803,0.17165775007019232,0.17421775719227184,0.17961951711259827,0.17991463155075457,0.1814845450273654,0.18330619491037328,0.1997136252510817,0.20073528505815183,0.20182506293519456,0.20314241297985208,0.20362592333144638,0.20626459684159767],"n_dims_used":45,"mean_confidence":0.89559326171875},"coverage":{"mean_confidence":0.89559326171875,"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}}