Tweet Timeline Generation (TTG) task aims to generate a timeline of relevant but novel tweets that summarizes the development of a given topic. A typical TTG system first retrieves tweets then detects novel tweets among them to form a timeline. In this paper, we examine the dependency of TTG on retrieval quality, and its effect on having biased evaluation. Our study showed a considerable depend...

ii Maps of Middle East iii Timeline v Chapter One

Figure 1 presents our timeline of medieval universities, i.e. universities created before the fall ofConstantinople in 1453. To construct this we used information providedby Frijhoff his book "A History University Europe" (1996) and by Rashdall book”The Universities Europe Middle Ages” (1895). We also consulted Hermans Nelissen(2005) Verger Charle (2012). These works attempt to define dates fou...

.....................................................................................................2 Motivation...................................................................................................3 Background................................................................................................4 Execution/Methodology.........................................................

We have developed a browser suitable for finding events from timelines, in particular from life logs and other timelines containing a familiar narrative. The system infers the relevance of events based on the user’s browsing behavior and increases the visual saliency of relevant items along the timeline. As recognized images are strong memory cues, the user can quickly determine if the salient ...