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：
