固定样本 meaning in Chinese

fixed sample

Consumer purchase panel
消费者购物固定样本
The quadratic optimization algorithms of support vector machine composed by chunking algorithm , fix - sample algorithm and sequential minimal optimization algorithm
支持向量机二次优化算法主要包括块算法、固定样本集法和次序最小优化算法。
In chapter 1 , the author first study the two - stage confidece intervals for the variance of a normal distribution , then work out the optimal sample size of the first stage by numerical computations and establish a proof for the non - existence of fixed - size sampling
在第1章里，作者首先研究了正态总体方差的两步置信区间，并用数值计算的方法给出了第一步的最优抽样量，且证明了固定样本抽样的不存在性。
Making use of the internet fixed sample group method , netvalue adopted global unique techniques to trace cyber users every online behavior including webpage browsing , email , chatting , file transferring , audio video and instant message transmission
Netvalue公司是采用互联网固定样本组的研究方法，凭借全球唯一的技术，可以跟踪测量到互联网用户的网页浏览电子邮件聊天文件传输视频音频即时信息传输等全部网上行为。