2011年10月19日星期三

the Systematic Investor Toolbox - useful tools

1. the Systematic Investor Toolbox is here:
https://github.com/systematicinvestor/SIT

2. it has been introduced here:
 http://systematicinvestor.wordpress.com/

3. plot.table function

plot.table function in the Systematic Investor Toolbox is a flexible table drawing routine. plot.table has a simple interface and takes following parameters:
  • plot.matrix – matrix with data you want to plot
  • smain – text to draw in (top, left) cell; default value is blank string
  • highlight – Either TRUE/FALSE to indicate if you want to color each cell based on its numeric value Or a matrix with colors for each cell
  • colorbar – TRUE/FALSE flag to indicate if you want to draw colorbar
4.
PloTA ( plot + ta ) library in the Systematic Investor Toolbox is a simple plot interface to charting Time Series and Technical Analysis plots. I created it as an alternative to charting functionality in quantmod package. It is designed to mimic default plot interface and works with xts objects. PloTA implements following methods:
  • plota – main plot method
  • plota2Y – add second Y axis to existing plot
  • plota.lines – plot lines
  • plota.candle – plot Candle
  • plota.ohlc – plot Open/High/Low/Close
  • plota.hl – plot High/Low
  • plota.volume – plot Volume
  • plota.scale.volume – scale Volume
  • plota.grid – add grid
  • plota.legend – plot legend
  • plota.layout – specify plot layout
  • plota.theme.blue.red – color theme
  • plota.theme.green.orange – color theme
  • plota.theme.gray.orange – color theme

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