相信大家在阅读数据手册的时候都看到Accuracy和Precision这两个词，你能否准确的区别它们，这样能够让你更好的理解数据手册的定义。 Accuracy Accuracy is how close a measured value is to the actual (true) value. Precision Precision is how close the measured values are to each other. 准确度（Accuracy）：指在一定实验条件下多次测定的平均值与真值相符合的程度，以误差来表示。它用来表示系统误差的大小。精密度（Precision）：是指多次重复测定同一量时各测定值之间彼此相符合的程度。表征测定过程...

World Wide Web Conference 2010 (WWW 2010)   When: Apr 26, 2010 - Apr 30, 2010 Where: Raleigh, NC, USA Paper Registration Due: Oct 26, 2009 Submission Deadline: Nov 2, 2009 Notification Due: Jan 22, 2010 link: http://www2010.org/   Call For Papers * Workshop proposal deadline (tentative): September 15, 2009 (9:00pm PDT) * Abstract submission deadline: October 26, 2009 (9:00pm PDT) * Paper and Demonstration submission deadline: November 2, ...