{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001998","497:4970003271","497:4970001996","497:4970002388","487:4870011004","497:4970002081","497:4970002730","497:4970002080","497:4970003267","497:4970002945","497:4970002608","487:4870010227","487:4870008297","497:4970002244","497:4970003132","497:4970003053","497:4970002529","497:4970002533","492:4920003004","487:4870011374","497:4970003309","497:4970002541","497:4970002651","492:4920003429","491:4910003578"],"twin_admin_codes":[497,497,497,497,487,497,497,497,497,497,497,487,487,497,497,497,497,497,492,487,497,497,497,492,491],"twin_sims":[0.5390614118515686,0.4130655367541059,0.3329569885108492,0.3295146292474757,0.3077729970725689,0.28327876223936765,0.2591270474856319,0.25083363141488857,0.24369800292650373,0.24109733278921364,0.24064924021913606,0.2372361167673867,0.23290497516646366,0.2324269308786512,0.23198068341980152,0.2261411847978839,0.22119711027649966,0.21892606723668231,0.20460459490652708,0.2030231985428328,0.20291433568270265,0.1894309579567051,0.18874352493246763,0.18713301902205343,0.18560472006916914],"twin_dists":[0.14437998769244734,0.17270367432795722,0.19261239967437652,0.19352035371918974,0.19938105161445405,0.20627763628037288,0.21344008103481457,0.21599539822460326,0.21823748938380585,0.21906515817757222,0.2192083478513823,0.2203047541345628,0.2217109842936507,0.22186724252974482,0.22201329810355222,0.2239418642878824,0.2256007003907735,0.2263709853794216,0.23135717138108017,0.23192216543852665,0.23196117036408262,0.236908342271952,0.2371670437587194,0.2377757197396346,0.23835673465472934],"n_dims_used":45,"mean_confidence":0.9007117377387153},"coverage":{"mean_confidence":0.9007117377387153,"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}}