{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003054","491:4910003316","491:4910003188","491:4910003102","491:4910002707","491:4910003055","491:4910003142","491:4910003275","491:4910003354","491:4910003273","491:4910003002","492:4920000760","491:4910003355","491:4910002453","491:4910003231","492:4920000142","491:4910001666","491:4910003232","491:4910002807","492:4920002447","491:4910002405","491:4910001663","492:4920001299","491:4910002852","491:4910001790"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,491,491,491,492,491,491,492,491,491],"twin_sims":[0.6364253495230642,0.5794131767692792,0.42004047848977333,0.40167287471161744,0.35748178988633617,0.2923304290796115,0.2667049642713608,0.23751032930886054,0.1802173221392984,0.1701803676680036,0.16677371745166455,0.1612207378886951,0.15213876675381463,0.15030889463962147,0.14253614933119388,0.11639167009718711,0.11111558066147773,0.10557717077280318,0.1038634267384974,0.09791466724402836,0.09496766887234308,0.0943648998349803,0.09318563194681632,0.09091163299218602,0.0896718618683151],"twin_dists":[0.12346797367770079,0.1356849000647433,0.17106044719518004,0.1754139718996848,0.18628464637364525,0.2036894511726054,0.2111498946655728,0.22021629011605376,0.24043214612334346,0.24441925933419612,0.24581074715296578,0.24812355508311543,0.2520342999183312,0.2528428329924505,0.25636050237529934,0.2693632127258425,0.2722526355638607,0.27540209590748727,0.27640259586676874,0.27997872678376473,0.28181379816835395,0.28219464395463467,0.28294531827876546,0.2844142928592109,0.28522745314730197],"n_dims_used":45,"mean_confidence":0.893636491563585},"coverage":{"mean_confidence":0.893636491563585,"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}}