Aiming at the shortcoming of particle dry in traditional particle filter, an improved cost reference particle filter (CRPF) was proposed.

针对传统粒子滤波算法中粒子枯竭的缺陷，提出了一种改进的代价参考粒子滤波(CRPF)方法。

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Access to the Internet costs more, but compare these fees with just one paper programming manual, engineering reference guide, or college textbook; the cost is absorbed in fewer than four books.

连入互联网的费用会多一些，但是与纸质的程序设计手册、工程参考指南或者大学教科书相比，这些费用可被不到四本书抵消。

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In the private sector, generic medicines cost on average six times more than their international reference price, while originator brands are generally even more expensive.

在私立部门，非专利药品的价格比国家参考价格平均高出六倍以上。一般来说，专利品牌药会更加昂贵。

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"Our biggest challenges were developing an algorithm which optimally combines the data from GPS and the other sensors, and overcoming the issues of using such low-cost sensors in a system without any absolute location reference, " said Smithson.

ENGADGET: Cambridge Consultants develops indoor tech to pick up where GPS drops off

The study is available online at no cost and with the help of the Internet, it has provided a basic reference for congressional and federal hearings and has helped create curriculum for graduate programs, Carpenter said.

FORBES: Women Tackle College Discrimination With Title IX