{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001592","480:4800001358","480:4800001651","480:4800002518","480:4800001481","480:4800001765","480:4800002035","480:4800001424","480:4800001929","480:4800002286","480:4800001928","480:4800001706","480:4800001989","480:4800002428","480:4800001540","480:4800001701","480:4800001764","480:4800001875","480:4800001584","480:4800001646","480:4800002288","480:4800001990","480:4800002468","480:4800002377","480:4800001763"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5934781273029606,0.47283490751339274,0.40823746163694874,0.37621431497999,0.37024171077190915,0.3627327067243104,0.3609325389903682,0.33175292156269554,0.3176633148802398,0.30553325167135303,0.29584360663261994,0.2843365357130004,0.26105701905731404,0.25716204019528105,0.229916149072242,0.1960061037970437,0.18684230424635034,0.18499028215627877,0.16498556038376608,0.15358119842140838,0.14481514753776384,0.1357384387839317,0.12811015584657515,0.12187157485850163,0.12054447930016006],"twin_dists":[0.13266981398136538,0.15895798813327022,0.17384817243550202,0.1816011611563157,0.1830815007099681,0.18495960658076957,0.1854127599986842,0.19292939668993786,0.1966870292346413,0.19999799541124447,0.2026977814740694,0.20597264613670044,0.21285286839799167,0.21404079027839948,0.22269143278325243,0.23446639980880674,0.23788598373971787,0.23859127388139587,0.24654935110347548,0.2514019785696588,0.2553146912703685,0.25955574620510374,0.2632876386914388,0.2664667144801434,0.2671588899118552],"n_dims_used":43,"mean_confidence":0.9133522565974745},"coverage":{"mean_confidence":0.9133522565974745,"n_dims_used":43,"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}}