5 citations · 10 across the 4 of their papers we have counts for
4 papers
On the mapping of Points of Interest through StreetView imagery and paid crowdsourcing
Eddy Maddalena, Luis-Daniel Ibáñez, Elena Simperl
The use of volunteers has emerged as low-cost alternative to generate accurate geographical information, an approach known as Volunteered Geographic Information (VGI). However, VGI…
Beyond monetary incentives: experiments in paid microtask contests modelled as continuous-time markov chains
Oluwaseyi Feyisetan, Elena Simperl
In this paper, we aim to gain a better understanding into how paid microtask crowdsourcing could leverage its appeal and scaling power by using contests to boost crowd performance…
Crowdsourcing for Beyond Polarity Sentiment Analysis A Pure Emotion Lexicon
Giannis Haralabopoulos, Elena Simperl
Sentiment analysis aims to uncover emotions conveyed through information. In its simplest form, it is performed on a polarity basis, where the goal is to classify information with…
RDF-Hunter: Automatically Crowdsourcing the Execution of Queries Against RDF Data Sets
Maribel Acosta, Elena Simperl, Fabian Flöck +2
In the last years, a large number of RDF data sets has become available on the Web. However, due to the semi-structured nature of RDF data, missing values affect answer completenes…