{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001428","480:4800001425","480:4800001981","480:4800001482","480:4800001705","480:4800001758","480:4800002035","480:4800001301","480:4800001988","480:4800002198","480:4800001651","480:4800002518","480:4800001474","480:4800001645","480:4800001924","480:4800001358","480:4800002460","480:4800002047","480:4800001765","480:4800001866","480:4800002526","480:4800001706","480:4800001362","480:4800001929","480:4800001245"],"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":[0.368101439731585,0.256598105188591,0.25034789718321054,0.23454710965291395,0.21547916959690702,0.20329090812504305,0.19836465101504486,0.19642630969192165,0.19372648683714414,0.18953105915631016,0.17957355685762144,0.1702735115582738,0.1674743723134116,0.16695962632321032,0.1653930606359439,0.1610461275924716,0.15842038680192455,0.1576546688323422,0.15382099335091717,0.14372019394580338,0.14228767260043063,0.1411666455920684,0.12851787057068592,0.12701689455634377,0.11710277908245013],"twin_dists":[0.1836148513679743,0.21421372195574961,0.2161467142355253,0.22117581849404352,0.2275504080763921,0.23182630768004692,0.23360433235566289,0.23431228752360628,0.23530647827387025,0.23687072602847425,0.240683066805475,0.2443814958626126,0.24552289663026985,0.24573428528001154,0.2463805253455871,0.24819720961522235,0.24931187100736352,0.2496394597461058,0.25129728197376605,0.2558156187192191,0.25647527515304774,0.2569949451999587,0.2630839964434661,0.26383612426613845,0.26898152503044687],"n_dims_used":43,"mean_confidence":0.9135775898778161},"coverage":{"mean_confidence":0.9135775898778161,"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}}