{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001921","496:4960002172","496:4960001550","496:4960001336","496:4960001930","496:4960001797","496:4960001809","496:4960001938","496:4960002712","496:4960002185","496:4960000184","496:4960001227","496:4960002713","470:4700006573","496:4960003974","496:4960002049","496:4960004397","488:4880001090","496:4960001552","496:4960004855","488:4880001958","496:4960005870","496:4960001919","496:4960003145","496:4960001331"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,470,496,496,496,488,496,496,488,496,496,496,496],"twin_sims":[0.8282628722382364,0.6504107967373904,0.6378196778034652,0.5931588182265808,0.5872123084450758,0.5811974224557693,0.542925790328489,0.5148705249991521,0.49338882563485853,0.49160489022089976,0.49126676922952756,0.4779545501903912,0.4678553432490027,0.4623978156502421,0.44504587053464895,0.4433163067872231,0.44070961330931024,0.4377479513179754,0.43187490264132755,0.42415919753309106,0.402687139248652,0.39440562204745766,0.38634591119838674,0.3853752529725342,0.3844460041574509],"twin_dists":[0.07972742838111338,0.12046180693957556,0.12316863529706942,0.13273821885244522,0.13401245345687804,0.13530213911021252,0.14354305479705412,0.14964785392286983,0.15437676377582313,0.15477202687702094,0.15484699133281815,0.1578110911995731,0.16007747108247716,0.16130909957649395,0.165260161198169,0.16565711074523445,0.16625649985356342,0.1669391916072206,0.16829842550632873,0.17009556323025343,0.1751713025025283,0.1771609309290162,0.17911591009580577,0.17935264526191896,0.17957954688369362],"n_dims_used":45,"mean_confidence":0.9256011115180122},"coverage":{"mean_confidence":0.9256011115180122,"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}}