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数据预处理

金融市场的日期和货币数据

在运行分析之前,数据的表示形式和质量至关重要。通常需要将金融数据的格式转换为标准格式。此工具箱提供了一组工具来整理和转换金融数据以进行分析。

函数

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now(不推荐;请改用 datetime)当前日期时间作为日期序列值
datefind矩阵中日期的索引
datevec将日期时间转换为分量向量
datetim表示时间点的数组
yeardays年中的天数
date2timeTime and frequency from dates
datedispDisplay date entries
datenum(不推荐;请改用 datetimeduration)将日期和时间转换为日期序列值
datestr(不推荐;请改用 stringchar)将日期和时间转换为字符串格式
time2dateDates from time and frequency
uicalendarGraphical calendar
busdate下一个或上一个工作日
busdaysBusiness days for given period
datemnthDate of day in future or past month
datewrkdyDate of future or past workday
days252bus日期之间的工作日天数
days360基于一年 360 天的日期之间的天数
days360eDays between dates based on 360-day year (European)
days360isdaDays between dates based on 360-day year (International Swap Dealer Association (ISDA) compliant)
days360psaDays between dates based on 360-day year (Public Securities Association (PSA) compliant)
days365基于一年 365 天的日期之间的天数
daysact日期之间的实际天数
daysaddDate away from starting date for any day-count basis
daysdif计算日期之间的天数,适用任何计日基数
fbusdateFirst business date of month
isbusday为工作日日期返回 true
lbusdateLast business date of month
thirdwednesdayFind third Wednesday of month
wrkdydifNumber of working days between dates
yearfrac计算日期之间的天数占全年的比例
createholidaysCreate trading calendars
holidays节假日和非交易日
nyseclosuresNew York Stock Exchange closures from 1885 to 2070
addBusinessCalendarAdd business calendar awareness to timetables (自 R2020b 起)
accrfrac应计天数占付息周期的比例
cpncountCoupon payments remaining until maturity
cpndatenNext coupon date for fixed-income security
cpndatenqNext quasi-coupon date for fixed-income security
cpndatepqPrevious quasi-coupon date for fixed-income security
cpndatepPrevious coupon date for fixed-income security
cpndaysnNumber of days to next coupon date
cpndayspNumber of days since previous coupon date
cpnperszNumber of days in coupon period
cur2frac小数货币值转换为零钱值
cur2str银行格式文本
dec2thirtytwoDecimal to thirty-second quotation
frac2cur将零钱货币值转换为小数值
thirtytwo2decThirty-second quotation to decimal

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