Nivan Ferreira
Nivan Ferreira
UFPE
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Visual exploration of big spatio-temporal urban data: A study of new york city taxi trips
N Ferreira, J Poco, HT Vo, J Freire, CT Silva
IEEE transactions on visualization and computer graphics 19 (12), 2149-2158, 2013
5322013
Vector Field k‐Means: Clustering Trajectories by Fitting Multiple Vector Fields
N Ferreira, JT Klosowski, CE Scheidegger, CT Silva
Computer Graphics Forum 32 (3pt2), 201-210, 2013
1052013
Using topological analysis to support event-guided exploration in urban data
H Doraiswamy, N Ferreira, T Damoulas, J Freire, CT Silva
IEEE transactions on visualization and computer graphics 20 (12), 2634-2643, 2014
782014
Birdvis: Visualizing and understanding bird populations
N Ferreira, L Lins, D Fink, S Kelling, C Wood, J Freire, C Silva
IEEE transactions on visualization and computer graphics 17 (12), 2374-2383, 2011
712011
Urbane: A 3D framework to support data driven decision making in urban development
N Ferreira, M Lage, H Doraiswamy, H Vo, L Wilson, H Werner, M Park, ...
2015 IEEE conference on visual analytics science and technology (VAST), 97-104, 2015
612015
Gaussian cubes: Real-time modeling for visual exploration of large multidimensional datasets
Z Wang, N Ferreira, Y Wei, AS Bhaskar, C Scheidegger
IEEE Transactions on Visualization and Computer Graphics 23 (1), 681-690, 2016
502016
Sample-oriented task-driven visualizations: allowing users to make better, more confident decisions
N Ferreira, D Fisher, AC Konig
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems …, 2014
342014
Topology-based catalogue exploration framework for identifying view-enhanced tower designs
H Doraiswamy, N Ferreira, M Lage, H Vo, L Wilson, H Werner, M Park, ...
ACM Transactions on Graphics (TOG) 34 (6), 1-13, 2015
132015
Real-time exploration of large spatiotemporal datasets based on order statistics
CAL Pahins, N Ferreira, JL Comba
IEEE transactions on visualization and computer graphics 26 (11), 3314-3326, 2019
62019
Riding from Urban Data to Insight Using New York City Taxis.
J Freire, CT Silva, HT Vo, H Doraiswamy, N Ferreira, J Poco
IEEE Data Eng. Bull. 37 (4), 43-55, 2014
62014
A city cluster risk-based approach for Sars-CoV-2 and isolation barriers based on anonymized mobile phone users' location data
JCS Silva, DF de Lima Silva, ASD Neto, A Ferraz, JL Melo, NRF Júnior, ...
Sustainable cities and society 65, 102574, 2021
52021
Visual analytics techniques for exploration of spatiotemporal data
N Ferreira
Polytechnic Institute of New York University, 2015
52015
Mapeamento Sistemático sobre o uso de Visualização de Dados para Análise Processual da Aprendizagem em Ambientes Virtuais.
R Dourado, R Rodrigues, N Ferreira, A Gomes
Brazilian Symposium on Computers in Education (Simpósio Brasileiro de …, 2018
22018
A Teacher-facing Learning Analytics Dashboard for Process-oriented Feedback in Online Learning
RA Dourado, RL Rodrigues, N Ferreira, RF Mello, AS Gomes, K Verbert
LAK21: 11th International Learning Analytics and Knowledge Conference, 482-489, 2021
12021
Learning Process Visualization for Distance Learning Teachers: Design Requirements and Visual Encodings.
RA Dourado, RL Rodrigues, N Ferreira, AS Gomes
RENOTE 18 (1), 2020
12020
Maximum common subelement metrics and its applications to graphs
L Lins, N Ferreira, J Freire, C Silva
arXiv preprint arXiv:1501.06774, 2015
12015
A COMPARATIVE STUDY OF TECHNIQUES OF VISUALIZATION OF DISTRIBUTIONS FOR GEOGRAPHICAL DATA
E Silva, N Ferreira, F Miranda
Anais Estendidos do XXXIII Conference on Graphics, Patterns and Images, 91-97, 2020
2020
Sweet Home: Uma ferramenta de visualização de dados focada no mercado imobiliário
JR de Lima Farias, N Ferreira
Anais do II Workshop de Computação Urbana, 2018
2018
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Artikelen 1–18