{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001660","491:4910001476","491:4910001486","491:4910001721","491:4910000973","491:4910001781","491:4910001602","491:4910002188","491:4910001782","491:4910001720","491:4910001603","491:4910001840","491:4910002053","491:4910002095","491:4910002089","491:4910001601","491:4910002340","491:4910001418","491:4910001157","491:4910000965","491:4910002142","491:4910001540","491:4910000962","491:4910002039","491:4910002181"],"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":[0.7580869684068461,0.6650363723134267,0.6621531574335134,0.5723386702130354,0.5507881520066885,0.5331813152200195,0.521287642332334,0.5065018849393501,0.49962451523495355,0.4982505876352567,0.43064842607412135,0.4229481172180561,0.4203518111154689,0.41043676696424886,0.3977260783309817,0.3857370255488988,0.36321438094406794,0.346228338320686,0.3423187519085687,0.3379112860104441,0.32453725824509533,0.31997911888749897,0.31401618271868903,0.30378066283185345,0.2892077665658416],"twin_dists":[0.09665963417693826,0.1173067241406791,0.11792980966122578,0.13720357625826493,0.1418435167153964,0.1456556976793216,0.14824514725335147,0.15148368167374246,0.15299836756538163,0.15330165093435627,0.16858321177273472,0.17037887067449184,0.17098737309917786,0.1733260941760863,0.17636092292077268,0.17926437897915387,0.18483854915302828,0.1891586827509754,0.19016862238157767,0.19131458773528454,0.194842459606312,0.1960631251642866,0.19767483672854974,0.2004825764033479,0.20457684241160634],"n_dims_used":44,"mean_confidence":0.8958452398126776},"coverage":{"mean_confidence":0.8958452398126776,"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}}