{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001918","491:4910001325","491:4910001388","491:4910002114","491:4910001753","491:4910001629","491:4910001449","491:4910001919","491:4910001391","491:4910002021","491:4910002115","491:4910001912","490:4900007652","491:4910001452","491:4910001633","491:4910001812","491:4910001392","491:4910001508","491:4910001752","491:4910001450","491:4910001451","491:4910002517","491:4910001961","491:4910001911","490:4900002217"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,490],"twin_sims":[0.6393586760674175,0.32539682857012675,0.21523878280611236,0.16210936073126858,0.12743584902051136,0.09310793083348184,0.08568992222066844,0.07625556269341438,0.06846558928452671,0.0639838338265639,0.06292818353828428,0.059883975090472726,0.05706379646852226,0.05066655800202629,0.050488802541187996,0.0501354149843708,0.049617313037064695,0.0471762003670156,0.042639343104950246,0.04100456340600867,0.0399716009548575,0.02901341929080111,0.024685900079298738,0.023588789061387633,0.02323336433441628],"twin_dists":[0.12283815362284173,0.19461334020800902,0.2276331334627484,0.24774960855102793,0.2636255152884051,0.2829950423219221,0.28790101403961793,0.29465569869663577,0.3007610487656421,0.30453420108169715,0.30545425526993636,0.30818021807618995,0.3108092345406203,0.3171964244808475,0.31738325852582844,0.31775632740701926,0.31830726384264707,0.32096953576650733,0.3262398471933319,0.32825487836160183,0.3295633149949922,0.34557337939363886,0.35336950875864415,0.35553286047657323,0.3562524142936413],"n_dims_used":44,"mean_confidence":0.893488883972168},"coverage":{"mean_confidence":0.893488883972168,"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}}