{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003397","491:4910003054","491:4910003188","491:4910003273","491:4910003354","491:4910002707","491:4910003275","491:4910003102","491:4910003355","491:4910003142","491:4910003055","491:4910002708","491:4910001790","491:4910003231","491:4910003351","491:4910003189","491:4910003002","491:4910001666","491:4910002807","491:4910003095","491:4910001837","492:4920002278","492:4920000215","492:4920000222","491:4910001247"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,492,491],"twin_sims":[0.5794131767692792,0.44314766477475687,0.35236583104796804,0.29552012528522,0.22399258400431127,0.20426068354956034,0.1858873304167803,0.1807149205586112,0.1778362529858446,0.17385377634116828,0.12734466312821094,0.10738382336665674,0.10696046610566196,0.10165973790826216,0.09639104044523253,0.09302573330939315,0.08950334364801088,0.08641848345507398,0.08569732232234853,0.0800487978372732,0.07797232224347703,0.07574708226269894,0.0747087984573735,0.07350590300000837,0.07281622849356856],"twin_dists":[0.1356849000647433,0.16569584734742818,0.18758528478479566,0.20278879916182857,0.22465976481567496,0.23147978706975966,0.23824904177253858,0.2402386316061896,0.24136341542082165,0.2429410302273944,0.2636713098590587,0.274360936679911,0.27460368653831785,0.2777082170704176,0.2809219699127242,0.2830476794651275,0.28533867004638597,0.2874045638615327,0.28789595465728046,0.2918634800812438,0.29337846716712135,0.2950384402284306,0.295826453086381,0.2967505319577714,0.29728587478862634],"n_dims_used":45,"mean_confidence":0.8951674567328559},"coverage":{"mean_confidence":0.8951674567328559,"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}}