This topic is divided into 3 parts viz.
1. Trend detection in numbers:
More: Moving average and its classification, predictive analysis and forecasts, visualization.
Example: Stock markets
Useful tool(s): MS Excel
2. Trend detection in text:
More: Term document matrix, comparisons, how can we achieve it, mathematical models, can we use Java/C#, visualizations, ThemeRiver.
3. Custom Search Applications:
More: Apache Solr, web services, semantic search, possible linked data extensions.
Currently I am reading whatever I come across about Trend detection. I am also learning various techniques with MS Excel. I have added a few papers those I found useful to Dropbox(links provided below).
Access e-books at Dropbox and papers at Mendeley in folder “Trend Detection” under PG PUSHPIN group.