TEAM

We are a multidisciplinary team working at VISGRAF Lab, the Vision and Graphics Laboratory based at IMPA (Institute of Pure and Applied Mathematics).

Luiz Velho

Project coordinator;
conception

Full Professor at IMPA and leader of VISGRAF Lab. He holds a doctorate from University of Toronto and a master's degree from MIT Media Lab.

lvelho.impa.br

Julia Giannella

conception; content;
UI-UX; data visualization

Ph.D. candidate in Design at ESDI and research assistant at VISGRAF Lab. Interested in data visualization, data science, interaction design and UI-UX.

juliagiannella.com

Djalma Lucio

development;
systems support

Computer Scientist with over 20 years of experience in medium and large enterprises. Currently, he works as a developer and systems administrator at VISGRAF Lab, IMPA.

Bruno Silva

development;
systems support

Research assistant at VISGRAF Lab and MS candidate in Computer Science at UFF. He works on databases and networking.

Juliano Kestenberg

video edition;
sound design

Designer with undergraduate and master's degree from ESDI. He works as a research assistant at VISGRAF Lab.

julianokestenberg.com

Additional Credits

A second line of work involving deep learning concepts and techniques is ongoing and engages the following researchers from the Institute of Computing of UFF (Federal Fluminense University): Cristina Nader Vasconcelos, Aline Paes and Daniel Moreira.


Acknowledgements

The development of this project was supported due to the use of some libraries and frameworks: Twitter's Public API; Google Custom Search; Mezzanine, a CMS built using Django; SQLite a relational database management system, EventDrops, a time based event series using d3.js; Bubble, a cloud visualization using d3.js; StoryMapJS a tool that highlights the locations of a series of events; Public Opinion Analysis Tool, a widget that provides a subject-specific tag cloud and emotions chart of tweets; Twitter Topic Explorer, an exploratory tool that expose the temporal dynamics of Twitter conversations; Vizuly, a set of visualization components built on top of the vizuly core library and d3.js; Prènoms, a visualization framework by DataAddict; OpenSeadragon, a web-based viewer for high-resolution zoomable images.