{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003041","491:4910002563","491:4910002512","491:4910003311","491:4910002993","491:4910001488","491:4910002598","491:4910003087","491:4910002447","491:4910003155","491:4910003086","491:4910002548","491:4910003258","491:4910002499","491:4910001437","491:4910003182","491:4910001310","491:4910003215","491:4910002795","491:4910003132","491:4910001611","665:6650002070","491:4910003175","491:4910002498","491:4910002513"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,665,491,491,491],"twin_sims":[0.021627863437523986,0.009463921050509826,0.009432770234007948,0.004895681541203747,0.0005842349335083587,0.000581193061931227,0.00041377586300048034,0.00040708483595476016,0.0003593596202793111,0.00031582440707425964,0.00031505388882151176,0.0002887661316026048,0.00027830338051717965,0.0002334828877465041,0.00021681561039341377,0.00017158634125836214,0.0001581739293420706,0.00013251121001693722,0.00011714431032005144,0.00011550860530698934,0.00008711864746032586,0.00008239288602536219,0.00007397392149429906,0.00007117855025294316,0.00007043405781503383],"twin_dists":[0.35962678547675514,0.3965010240188017,0.39664125392489025,0.42361393803381087,0.5011609725182543,0.5013366357034277,0.5126403197813406,0.5131764506705834,0.5172588587279349,0.5214529135139545,0.52153192081942,0.5243421963512335,0.5255280495769769,0.5311343123189022,0.5334811202071946,0.5408278046292566,0.543360315098556,0.5488282336034701,0.5526034735969801,0.5530325149544946,0.5615698223029351,0.5632425017130789,0.5664611789771723,0.5676070540026799,0.5679194264987415],"n_dims_used":45,"mean_confidence":0.8752626207139756},"coverage":{"mean_confidence":0.8752626207139756,"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}}