{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007367","494:4940008094","490:4900005771","466:4660003819","490:4900003999","494:4940008206","494:4940008585","496:4960008011","494:4940007151","490:4900005511","466:4660003704","494:4940008200","494:4940007297","494:4940007264","494:4940008399","490:4900001965","494:4940007684","470:4700005172","494:4940008895","480:4800004111","490:4900003570","494:4940007478","494:4940007258","490:4900001401","494:4940007399"],"twin_admin_codes":[494,494,490,466,490,494,494,496,494,490,466,494,494,494,494,490,494,470,494,480,490,494,494,490,494],"twin_sims":[0.1863407973875139,0.18295534040918393,0.16644219822807427,0.12725303659587806,0.09870107329574493,0.09823524388787062,0.09358513517632908,0.08833688132678785,0.08711692485994128,0.08609072879153126,0.08067560443501891,0.07719300726481158,0.07614987061029797,0.0710435382116741,0.06958451123389142,0.06555798085387499,0.06528342777337656,0.06448638498829536,0.06152981581629311,0.06117506020374674,0.05941633318057071,0.058920738879775676,0.05890055902532042,0.05852291130288043,0.05815785695148544],"twin_dists":[0.23807648161964165,0.2393719770574304,0.24594724926655973,0.26371735074688796,0.2794963817694916,0.27978173431913583,0.28269017561583115,0.2861130873615463,0.2869317549826469,0.28762748576519576,0.29141236470124876,0.2939554257094755,0.2947350851536873,0.2986809611254302,0.29985053491593994,0.30318504751405284,0.30341843874194796,0.3041005594559177,0.3066926778360521,0.30701052472001106,0.3086090084118366,0.3090664707503474,0.30908516495066723,0.3094359867595978,0.309776887051565],"n_dims_used":45,"mean_confidence":0.9196022033691407},"coverage":{"mean_confidence":0.9196022033691407,"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}}