{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770004002","477:4770003855","477:4770003853","477:4770003893","477:4770003854","499:4990000530","477:4770004001","477:4770003894","477:4770000443","477:4770003924","477:4770003767","477:4770003922","477:4770003925","477:4770000401","477:4770003920","477:4770000453","499:4990000537","477:4770000656","477:4770003799","477:4770003888","499:4990002115","477:4770003531","499:4990000607","477:4770000394","499:4990002475"],"twin_admin_codes":[477,477,477,477,477,499,477,477,477,477,477,477,477,477,477,477,499,477,477,477,499,477,499,477,499],"twin_sims":[0.8949819314040961,0.884746045411404,0.8748654175842484,0.822654151584485,0.8217923165418115,0.7950143172270792,0.7942495298423163,0.7887897976231442,0.7760853476427041,0.7758853873479353,0.7714615738100663,0.7526594505913055,0.7427537867586838,0.7329286923770443,0.7272049140232135,0.7206801589151082,0.7203395011569,0.6979255695615817,0.6952049008194409,0.6917508652804625,0.6911534922071908,0.6897186180278372,0.6857466412828367,0.68478347534307,0.6803525420961326],"twin_dists":[0.061179499653394004,0.06427268577906727,0.06715533656594773,0.08115220523184329,0.08136977573917066,0.08796926530023072,0.08815361254684134,0.08946371036683232,0.09247442545979173,0.09252141551570661,0.09355803545414602,0.09790545138932244,0.10016189002881162,0.10237979781869398,0.10366343346000342,0.10511971487312036,0.10519555259334393,0.11014747314117554,0.11074397692840911,0.11150001340008557,0.1116306310869435,0.11194420886156274,0.11281108297900472,0.11302104201348841,0.11398573620998538],"n_dims_used":45,"mean_confidence":0.9261257595486111},"coverage":{"mean_confidence":0.9261257595486111,"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}}