Geo-textual indices play an important role in spatial keyword querying. The existing geo-
textual indices have not been compared systematically under the same experimental …

With advances in geo-positioning technologies and geo-location services, there are a
rapidly growing amount of spatio-textual objects collected in many applications such as …

Spatial keyword search has been playing an indispensable role in personalized route
recommendation and geo-textual information retrieval. In this light, we conduct a survey on …

With the broad adoption of mobile devices, notably smartphones, keyword-based search for
content has seen increasing use by mobile users, who are often interested in content related …

Recently, spatial keyword queries become a hot topic in the literature. One example of these
queries is the collective spatial keyword query (CoSKQ) which is to find a set of objects in …

The new generation of information technology is exchanging a huge data and these data
should be process for analytical and visualization purposes. In most of our daily activities we …

With the proliferation of geo-positioning and geo-tagging techniques, spatio-textual objects
that possess both a geographical location and a textual description are gaining in …

The collective spatial keyword query (CSKQ), an important variant of spatial keyword
queries, aims to find a set of the objects that collectively cover users' queried keywords, and …

Reverse k nearest neighbor (RkNN) queries have a broad application base such as
decision support, profile-based marketing, and resource allocation. Previous work on RkNN …

Top-k nearest keyword search has been of interest because of applications ranging from
road network location search by keyword to search of information on an RDF repository. We …