{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000401","489:4890000747","489:4890000454","489:4890000745","489:4890000632","489:4890000633","489:4890000453","489:4890000595","489:4890000495","489:4890000398","489:4890000762","489:4890000361","489:4890000521","489:4890000578","489:4890000746","489:4890000362","489:4890000502","489:4890000704","489:4890000498","489:4890000345","489:4890000687","489:4890001122","489:4890000548","489:4890000594","489:4890000597"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8941573871438474,0.8926992878172227,0.8829617909679629,0.8809554704416516,0.8805141842847044,0.8607418185628309,0.8596408974479351,0.8496294972211318,0.8477000982313375,0.8396695722639126,0.8360404078200502,0.827405874345259,0.8203357399822536,0.8036702734408382,0.7975269389413275,0.7919377046956014,0.7732135018305967,0.7638847302237791,0.7593957196429814,0.7534631679564641,0.7509079459880024,0.7448835884968843,0.7432129410172365,0.7378639650205652,0.7271863639478187],"twin_dists":[0.06143309567845596,0.061879571022747826,0.06480030276069952,0.06538975977695533,0.06551887710495824,0.07112586270799674,0.07142873367808426,0.07414341227434337,0.07465882397749671,0.0767791850544398,0.07772493448871245,0.07994614459640804,0.0817366885869812,0.08586780203456289,0.08736213099990817,0.08870960768757384,0.09314818236925487,0.09532086265335792,0.09635816439076429,0.09772140713443968,0.0983060153558334,0.09967853445287185,0.10005776610693937,0.10126809401490089,0.10366758403076393],"n_dims_used":45,"mean_confidence":0.914717271592882},"coverage":{"mean_confidence":0.914717271592882,"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}}