R实战：【股票分析】用quantmod在股票的K线上添加标记

R实战系列专栏

源码如下：

 require(quantmod)s <-  structure( c( 1300, 1301.349976, 1281.199951, 1316.900024, 1312.310059, 1278,  1304.439941, 1304.709961, 1313.900024, 1323.089966, 1314.98999, 1301.719971,  1291.630005, 1271.01001, 1281.199951, 1311.040039, 1288.329956, 1273,  1301.189941, 1287.030029, 1307.890015, 1317.030029,  1288.959961, 1299.699951,  372300, 453800, 347600, 376400, 488200, 567300,  1301.189941, 1287.030029, 1307.890015, 1317.030029, 1288.959961,  1299.699951,  0.0034153392307692, 0.00258192266643587, 0.0255230051909361, 0.00470038870619693, 0.00204214772387123, 0.0185602276995305,   -0.00643845769230766, -0.0233142248891853, 0, -0.0044498328599013, -0.0182731991083518, -0.00391236306729259,  0.000915339230769252, -0.0110039169048249, 0.02083208321946, 9.87204781157658e-05,  -0.0177931258240853, 0.016979617370892,  4, 3, 1, 4, 3, 1 ),  .indexCLASS = "Date",  .indexTZ = "UTC",  tclass = "Date",  tzone = "UTC",  src = "yahoo",  updated =  structure ( 1459599733.74441,  class = c("POSIXct", "POSIXt")),  class = c("xts", "zoo"),  index =  structure ( c(1458777600, 1459123200, 1459209600, 1459296000, 1459382400, 1459468800),  tzone = "UTC",  tclass = "Date"),  .Dim = c(6L, 10L),  .Dimnames = list(NULL, c("PCLN.Open", "PCLN.High", "PCLN.Low", "PCLN.Close", "PCLN.Volume", "PCLN.Adjusted", "h", "l", "c", "cluster")))chart_Series(s)text(x = s, y = s$cluster, label = as.character(s$cluster))text(x = seq(nrow(s)), y = Hi(s)+1, label = as.character(s$cluster))

输出如下：