Background and Motivation Our contributions Model the reading performance based on large experiments(240 tags, 90 tags per square meter) model the relationship between reading performance and reading power tag density Algorithm design to optimize performance based on the modelBackground and Motivation Our Contributions • Model the reading performance based on – large experiments (240 tags, 90 tags per square meter) – model the relationship between reading performance and reading power & tag density • Algorithm design to optimize performance based on the model