{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005050","491:4910005303","491:4910005362","491:4910005353","491:4910005306","491:4910005204","491:4910005411","491:4910005917","491:4910005359","491:4910005350","491:4910005154","491:4910005552","491:4910005104","491:4910005803","491:4910005410","491:4910005566","491:4910005453","491:4910005802","491:4910005301","491:4910004749","491:4910005261","491:4910005842","491:4910005501","491:4910005099","491:4910005054"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5510594584646429,0.525779352500257,0.4535506019519692,0.44218105463247886,0.41764664576351745,0.3972807770827429,0.3791938534070772,0.33139079836442853,0.3261512566713668,0.3203734166178128,0.30606609412109603,0.2983559588680038,0.292283914844408,0.2722380431380947,0.2612751956508026,0.2528271329744794,0.25274707280788516,0.2522105322703414,0.24150217216435818,0.23684763505732462,0.23655274028418707,0.23515430877184584,0.2349664028893089,0.23103143292753991,0.22848692291472641],"twin_dists":[0.14178494384843882,0.1472657155610876,0.1633166833696517,0.16591798491587345,0.17162308329389195,0.17646803206501588,0.18086697292640583,0.1930248565034959,0.19441252306389425,0.19595714993788377,0.19985098651969854,0.2019928688328483,0.20370262802015413,0.20950316271465852,0.21278665786215287,0.21537633254180855,0.21540113451821857,0.21556747954698383,0.21893593855705873,0.2204301969504397,0.22052550975512308,0.22097855657224344,0.22103956623469645,0.22232460117784747,0.2231632450194955],"n_dims_used":45,"mean_confidence":0.8860348171657986},"coverage":{"mean_confidence":0.8860348171657986,"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}}