{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005876},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006983","490:4900007833","490:4900006854","490:4900006978","490:4900005877","490:4900006860","490:4900006855","490:4900005879","490:4900007228","490:4900007233","490:4900007817","490:4900005617","490:4900007104","490:4900005744","490:4900006008","490:4900007713","490:4900006737","490:4900005875","490:4900005747","490:4900005085","490:4900006003","490:4900005348","490:4900009470","490:4900005474","490:4900006728"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5202382793340928,0.4258450100414934,0.416816362620698,0.39577186858735397,0.38758343037462173,0.3847118575686393,0.3619749560837773,0.3186196771962515,0.310087299616997,0.30469489333980493,0.2874764341152123,0.282378799989307,0.2808826375835899,0.275973961626918,0.27588236753994827,0.23374243556573523,0.22519270096143398,0.21721773981897252,0.2109094057966129,0.21057247568357712,0.2085497316824021,0.20851152857636884,0.18033159116030642,0.17728981554287804,0.1629439234780655],"twin_dists":[0.14847424328444664,0.1697017625220681,0.17181855055006606,0.17683138291021566,0.1788144984121962,0.17951460481443937,0.1851502143906267,0.1964290651014862,0.19874627990060148,0.20022959531927964,0.20507131292745892,0.20653766598218345,0.20697106980214985,0.20840292999945328,0.20842979502699271,0.22143775072441582,0.22425821468740473,0.22695394932766252,0.22913382937957374,0.2292514918579348,0.2299605763897297,0.22997401364089345,0.24038767381703166,0.24157838209086852,0.24739976260762478],"n_dims_used":45,"mean_confidence":0.9288770887586806},"coverage":{"mean_confidence":0.9288770887586806,"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}}