{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002710","491:4910002661","491:4910002709","491:4910002960","491:4910002759","491:4910002108","491:4910003439","491:4910002762","491:4910002359","491:4910003009","491:4910003531","491:4910002107","491:4910002305","491:4910003215","491:4910002512","491:4910003140","491:4910000982","491:4910001795","491:4910003528","491:4910003353","491:4910001376","491:4910002241","491:4910001992","495:4950000141","491:4910002608"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,495,491],"twin_sims":[0.2630412439742657,0.13349963818440716,0.10611912721531822,0.10372134788809788,0.1001147315884868,0.08850269510419978,0.07884892930822965,0.07445756370255296,0.0652428959779275,0.06396764138470885,0.06099242174136356,0.06092620908797995,0.059963501883479015,0.05958315772887926,0.055305060369102696,0.05492877030501583,0.0508554848725901,0.04764470924261526,0.04408858322880421,0.043655891581979876,0.04179305285419231,0.0415068453328978,0.03958024929972407,0.03884912044265235,0.038217764625144576],"twin_dists":[0.21225198268750642,0.2606342821046337,0.27508832694292634,0.2764861184588261,0.27863683270092177,0.2860025102681921,0.29273499382122636,0.29601845652076,0.30345296176053344,0.30454821948885474,0.30717475197186644,0.3072343896837614,0.3081075725695185,0.3084557260811656,0.3125035404958435,0.3128718190726825,0.31699844561009227,0.3204497996752978,0.32450717138777235,0.32501941081915287,0.3272746966960802,0.3276286685597034,0.33006650012611216,0.3310179338336416,0.33185179853786795],"n_dims_used":45,"mean_confidence":0.8881700303819444},"coverage":{"mean_confidence":0.8881700303819444,"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}}