{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001353","471:4710001743","471:4710001401","471:4710001858","476:4760002696","471:4710001813","471:4710002553","471:4710001503","471:4710001692","471:4710002242","476:4760002780","471:4710000879","484:4840003607","471:4710001464","471:4710001587","471:4710001550","471:4710001641","471:4710001310","471:4710001816","471:4710001857","471:4710001414","484:4840003807","471:4710002399","476:4760000742","471:4710001317"],"twin_admin_codes":[471,471,471,471,476,471,471,471,471,471,476,471,484,471,471,471,471,471,471,471,471,484,471,476,471],"twin_sims":[0.5525352261152355,0.49479712716339763,0.483185541583531,0.46312753130891726,0.4292577611377203,0.41294955577312403,0.37587268027320714,0.36986694098203743,0.3509463327235797,0.3508567048048229,0.324957662304716,0.32427230663693024,0.3184264305586351,0.2813218788342694,0.2771245170301307,0.2617847910067217,0.25886598050474646,0.25654166643076154,0.2557816914651114,0.25099924455328837,0.2452326946341378,0.244120633917204,0.24239195835239458,0.23991342687680875,0.23881251226026678],"twin_dists":[0.14146641826372258,0.154065024343628,0.15664333664599425,0.1611441290378348,0.16890652161610772,0.17273109893590702,0.1816855241801272,0.18317478139618795,0.18794790057184163,0.1879708220065636,0.19473035841200634,0.1949131506914932,0.19648115523261678,0.20684368706180797,0.20806592926368908,0.21263214483428544,0.2135197242457768,0.21423104222406644,0.21446450312713342,0.21594384916938716,0.21775174567467767,0.2181035264329158,0.21865242246325678,0.21944385567383579,0.2197970976467392],"n_dims_used":45,"mean_confidence":0.9248369004991319},"coverage":{"mean_confidence":0.9248369004991319,"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}}