Textual information is becoming available in abundance on the web, arising the requirement
of techniques and tools to extract the meaningful information. One of such an important …

A vast amount of location information exists in unstructured texts, such as social media
posts, news stories, scientific articles, web pages, travel blogs, and historical archives …

Recent progress in Artificial Intelligence (AI) techniques, the large-scale availability of high-
quality data, as well as advances in both hardware and software to efficiently process these …

Geographical location is vital to geospatial applications like local search and event
detection. In this paper, we investigate and improve on the task of text-based geolocation …

Geolocation prediction is vital to geospatial applications like localised search and local
event detection. Predominately, social media geolocation models are based on full text data …

User interaction in social networks, such as Twitter and Facebook, is increasingly becoming
a source of useful information on daily events. The online monitoring of short messages …

Geographical information is recorded in a wide variety of media and document types. There
are innumerable paper-based books, reports, images and maps, and there are computer …

Many web documents refer to specific geographic localities and many people include
geographic context in queries to web search engines. Standard web search engines treat …

The successful execution of location-based and feature-based queries on spatial databases
requires the construction of spatial indexes on the spatial attributes. This is not simple when …

Much of the information stored on the web contains geographical context, but current search
engines treat such context in the same way as all other content. In this paper we describe …