{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007264","470:4700007265","470:4700007450","470:4700007361","470:4700007362","470:4700007452","470:4700007261","470:4700007262","470:4700007451","470:4700007453","470:4700007445","470:4700007357","470:4700007542","479:4790001493","470:4700007543","470:4700007364","470:4700007363","467:4670000526","476:4760000652","488:4880002491","476:4760000653","498:4980005357","479:4790001570","477:4770002538","496:4960006059"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,479,470,470,470,467,476,488,476,498,479,477,496],"twin_sims":[0.9350908161153694,0.8703356169124206,0.8609843864878135,0.782782869168206,0.7394900460574872,0.6310990210010506,0.564311896166082,0.5580708215864805,0.5279589170445986,0.4891288036591903,0.3834514089059881,0.3817585983557416,0.3455584465706805,0.3290381468828729,0.2971890531710096,0.2918103819999706,0.2662221253947631,0.24235660164761344,0.2328446709309775,0.22330234927611298,0.217837008291611,0.16508142100764836,0.15658535685625163,0.1437911541641497,0.13164236426668458],"twin_dists":[0.04758145528954741,0.0684467812726603,0.07105900929578873,0.09089357231113325,0.10090076841112815,0.12461083151226184,0.1389290614111592,0.1402727921868621,0.1467911305808472,0.15532135374058764,0.1798226946710955,0.18023722978306175,0.1893313006381633,0.19364643943969473,0.20231984192398378,0.20383684431370497,0.21129459601653316,0.2186636754413837,0.22173068430465215,0.22489136119534647,0.2267422702795596,0.24650960935139005,0.25009887945255127,0.25578306967636216,0.2615393835310144],"n_dims_used":42,"mean_confidence":0.9102123805454799},"coverage":{"mean_confidence":0.9102123805454799,"n_dims_used":42,"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}}