{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004051","491:4910002011","490:4900002216","490:4900004330","490:4900002218","490:4900006308","490:4900006669","491:4910002116","491:4910002313","490:4900005016","491:4910001920","491:4910001971","491:4910002015","491:4910003062","491:4910002018","490:4900005284","491:4910002417","497:4970000568","490:4900004191","490:4900003104","491:4910001754","491:4910001910","491:4910002062","490:4900006306","491:4910001694"],"twin_admin_codes":[490,491,490,490,490,490,490,491,491,490,491,491,491,491,491,490,491,497,490,490,491,491,491,490,491],"twin_sims":[0.3057642870648622,0.09542424155723517,0.09029742683436578,0.08548760423000389,0.06146329126639325,0.051944253703538265,0.04959189614780781,0.049007099352778374,0.042312786413282524,0.03333486765843683,0.03310414879531602,0.028049480441073204,0.027452385112390728,0.02450821092173946,0.023551641464037362,0.021758949026487003,0.019564394781789143,0.018551283183236986,0.016630079995568592,0.015392980656864072,0.015045798406228243,0.014251118278218983,0.01367590754695713,0.01321364998924998,0.013045558221333943],"twin_dists":[0.1999342355786602,0.2815265884953514,0.2848160425668592,0.2880394720332079,0.306752166385198,0.31586928781130635,0.31833441466793594,0.31896233358476384,0.32663709618980424,0.3387285658083397,0.33907423921997704,0.3472186667207301,0.348262365658388,0.3537141653384414,0.35560762396466433,0.35934325782907384,0.3642993933950374,0.36675305739560515,0.3717470742426696,0.3752381045688082,0.37626216989143263,0.37868692008120625,0.38051760083794084,0.3820387747867977,0.3826036077935492],"n_dims_used":44,"mean_confidence":0.895054123618386},"coverage":{"mean_confidence":0.895054123618386,"n_dims_used":44,"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}}