TrendPrediction
- updateTrend()- preprocess()- initChart()
SideTip
- showTip()- hideTip()
SortedStreamChart
- nodes- links- points
- onMouseOverPoint()- onMouseOutPoint()- onClickPoint()
AnimateAxis
TrendChart
- width- height
- getPresentedPoints()- getNodesAndLinks()- yearToNodePos()
HistChart
- histWidth- histHeight- sortMethod
- setTopicTrack()- sortTerms()
服务器端（数据来源）
1. 时间分片数据2. 术语Term列表3. 每个Term所关联的学术成果列表，包含时间和作者id
FloatTip
- person- paper
TimeAxes
- axisWidth- timeSlides
