statistical account

Quantitative investment is based on historical data to find some patterns of asset return which can be used to invest. Statistical arbitrage is one of quantitative investment method which take hedging into account.

量化投资根据历史数据进行统计分析，以发现可能存在的资产收益率模式，并据此进行投资操作；统计套利属于量化投资的一种形式，是考虑了对冲手段的量化投资。

Quantification is mainly discussed in three aspects: 1. The application of the methods of book keeping, 2.Apply the compensation theory of ecological benefits and social benefits of forest to account, 3.The method of statistical account accounting.

量化主要从三个方面入手探讨，1.运用会计核算的方法，2.运用生态效益和社会效益补偿性理论进行核算，3.统计帐户核算方法。

In nation-wide financial system implement unified account number is a good method of solving financial statistical existent problem undoubtedly, it is helpful to develop computer powerful function.

在全国金融系统实行统一核算码无疑是一个解决金融统计存在问题的好方法，它有助于发挥计算机强大功能，实现证券市场在内的金融运行监控电子化。

Taking into account impurities and rough surfaces scattering effects, using the Quantum-statistical Gree's function approach, We calculate the conductivity of metallic film.

考虑到杂质和表面粗糙的散射，运用量子统计的格林函数方法，计算金属薄膜中的电导率。

A Brief Account of North American Comparative Education Research& "CIES Staff Statistical Analysis"

北美比较教育研究CIES人员统计分析述略

On account of the field specificity, we mainly adopt the method of knowledge-table-assisted machine learning and choose Conditional Random Fields ( CRF) as the statistical model. Firstly, named entity recognition is regarded as the basis of information extraction.

基于领域特点，我们在实验中主要采用知识表辅助机器学习的方法，统计模型选用了条件随机场（CRF）。命名实体识别是信息抽取的基础。