{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003374","491:4910002831","491:4910003295","491:4910003292","491:4910003165","491:4910003210","491:4910002383","491:4910003288","491:4910002732","491:4910002680","491:4910002633","491:4910002488","491:4910002978","491:4910003504","491:4910003171","491:4910002681","491:4910003205","491:4910002530","491:4910001231","491:4910003164","491:4910002579","492:4920003086","491:4910003168","491:4910002276","491:4910003208"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491],"twin_sims":[0.609177849498095,0.581644711043022,0.5409956020024393,0.5117351476788298,0.45149153529182523,0.4499712477428561,0.4276260080926684,0.42730289402332156,0.38698639736215823,0.359161690705833,0.3581898263457306,0.337429145481618,0.32361905720892525,0.3160775675431986,0.314148848105293,0.30445343654782897,0.29774794751967676,0.2868734549455983,0.27653207410273434,0.262688990644235,0.2595095986331687,0.25329283819662246,0.23756158432222596,0.2365182353218104,0.23447731748868816],"twin_dists":[0.12930764934214625,0.13520620034944797,0.14396094880394103,0.15033476275063498,0.16378595682661926,0.16413294891790436,0.16928642763540236,0.1693617258817626,0.17895985554020724,0.1858596574701806,0.18610539949981628,0.19144043325243754,0.19508757991893014,0.19711572787297907,0.197638791334766,0.2002963671681919,0.20216314289951012,0.20524394279862862,0.20823935037918906,0.21235844827213576,0.21332346809259187,0.2152321599025941,0.22019976206897854,0.22053666715818743,0.22119851343050306],"n_dims_used":45,"mean_confidence":0.8974034627278645},"coverage":{"mean_confidence":0.8974034627278645,"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}}