[HTML][HTML] Big Data sources and methods for social and economic analyses

D Blazquez, J Domenech - Technological Forecasting and Social Change, 2018‏ - Elsevier
Abstract The Data Big Bang that the development of the ICTs has raised is providing us with
a stream of fresh and digitized data related to how people, companies and other …

Mining social media for open innovation in transportation systems

D Ulloa, P Saleiro, RJF Rossetti… - 2016 IEEE 19th …, 2016‏ - ieeexplore.ieee.org
This work proposes a novel framework for the development of new products and services in
transportation through an open innovation approach based on automatic content analysis of …

Transportation in social media: an automatic classifier for travel-related tweets

J Pereira, A Pasquali, P Saleiro, R Rossetti - Progress in Artificial …, 2017‏ - Springer
In the last years researchers in the field of intelligent transportation systems have made
several efforts to extract valuable information from social media streams. However, collecting …

Social media text processing and semantic analysis for smart cities

JFF Pereira - 2017‏ - search.proquest.com
With the rise of Social Media, people obtain and share information almost instantly on a
24/7basis. Many research areas have tried to gain valuable insights from these large …

Learning from the news: Predicting entity popularity on twitter

P Saleiro, C Soares - Advances in Intelligent Data Analysis XV: 15th …, 2016‏ - Springer
In this work, we tackle the problem of predicting entity popularity on Twitter based on the
news cycle. We apply a supervised learning approach and extract four types of features:(i) …

TexRep: A text mining framework for online reputation monitoring

P Saleiro, EM Rodrigues, C Soares… - New Generation …, 2017‏ - Springer
This work aims to understand, formalize and explore the scientific challenges of using
unstructured text data from different Web sources for Online Reputation Monitoring. We here …

Sentiment aggregate functions for political opinion polling using microblog streams

P Saleiro, L Gomes, C Soares - Proceedings of the ninth international C …, 2016‏ - dl.acm.org
The automatic content analysis of mass media in the social sciences has become necessary
and possible with the raise of social media and computational power. One particularly …

Timemachine: Entity-centric search and visualization of news archives

P Saleiro, J Teixeira, C Soares, E Oliveira - Advances in Information …, 2016‏ - Springer
We present a dynamic web tool that allows interactive search and visualization of large
news archives using an entity-centric approach. Users are able to search entities using …

The opportunities and limitations of using artificial neural networks in social science research

L Pukelis, V Stančiauskas - Politologija, 2019‏ - ceeol.com
Artificial Neural Networks (ANNs) are being increasingly used in various disciplines outside
computer science, such as bibliometrics, linguistics, and medicine. However, their uptake in …

Measuring public opinion with social media use in local Government of Asian cities

SN Chen, R Al-Hamdi, YK Tan, AN Kasiwi… - … and Applications (FC …, 2020‏ - Springer
Social media enables government to discover events in real time, and forecast public
opinion. This study presents a system prototype for measuring public opinion from News …