{"id":150,"date":"2023-10-17T04:31:50","date_gmt":"2023-10-17T04:31:50","guid":{"rendered":"http:\/\/siteteste.local\/?page_id=7"},"modified":"2025-11-11T19:55:41","modified_gmt":"2025-11-11T19:55:41","slug":"about-2","status":"publish","type":"page","link":"https:\/\/prlalmeida.com.br\/dsbd\/","title":{"rendered":"About"},"content":{"rendered":"\t\t
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DATA SCIENCE & BIG DATA<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tPROJECTS<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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ABOUT US
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The Data Science & Big Data<\/strong> is a research Laboratory within the Federal University of Parana (UFPR)<\/strong>. Situated at the intersection of the Department of Informatics (DINF) and the Department of Statistics (DEST), our collaborative initiative brings together researchers from both disciplines to push the boundaries of knowledge in many research areas, including Machine Learning, Deep Learning, Statistical Modeling, Hardware Prototyping, and Big Data streams processing.<\/strong><\/p>\n

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OUR PROJECTS
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Learn more about some of our main projects:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\tProject MetaPKLot \t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t

\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tThis<\/span> project aims to propose novel techniques that leverage the use of cameras to enhance automated traffic management in smart cities through machine learning.\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/h1>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\n \n
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\n\t\t\t\t\t\t\tConcept Drifts\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t

\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tHow<\/span> can we adapt machine learning models to deal with changes?\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/h1>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\n \n
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\n\t\t\t\t\t\t\tDatabase query processing with network acceleration\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t

\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tprocessing<\/span> large amounts of data on the edge.\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/h1>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\n \n
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\n\t\t\t\t\t\t\tDetecting faults on power grids\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t

\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tThis<\/span> project aims to develop a framework for fault diagnosis in transmission lines through machine learning\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/h1>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\n \n
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\n\t\t\t\t\t\t\tKeeping an eye on the Corals\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t

\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tThis<\/span> project monitors coral health in the face of climate stress and encourages sharing reef photos on Instagram to enhance monitoring efforts.\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/h1>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\n \t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t
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LATEST RESEARCHS
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Almeida, P. R. L., Oliveira, L. S., Silva Jr, E., Britto Jr, A., Koerich, A., PKLot \u2013 A robust dataset for parking lot classification, Expert Systems with Applications, 42(11):4937-4949, 2015. (pdf<\/a><\/span>)<\/p>\n

Almeida, P. R. L., Alves, J. H., Oliveira, L. S., Hochuli, A. G., Fr\u00f6hlich, J. V., & Krauel, R. A. Vehicle Occurrence-based Parking Space Detection. In 2023 IEEE International Conference on Systems, Man, and Cybernetics (SMC). (<\/span>pdf<\/a><\/span>)<\/span><\/p>\n

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Ceschin, F., Botacin, M., Gomes, H. M., Pinag\u00e9, F., Oliveira, L. S., & Gr\u00e9gio, A. (2023). Fast & Furious: On the modelling of malware detection as an evolving data stream. Expert Systems with Applications, 212, 118590. (pdf<\/a><\/span>)<\/p>\n<\/div>\n<\/div>\n

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Pena, E. H., de Almeida, E. C., & Naumann, F. (2021). Fast detection of denial constraint violations.\u00a0Proceedings of the VLDB Endowment<\/i>,\u00a015<\/i>(4), 859-871. (pdf<\/a><\/span>)<\/p>\n<\/div>\n<\/div>\n

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Santos, S., Kepe, T. R., & Alves, M. A. Improved Computation of Database Operators via Vector Processing Near-Data. In\u00a02023 IEEE 35th International Symposium on Computer Architecture and High Performance Computing (SBAC-PAD)<\/i>. (pdf<\/a><\/span>)<\/p>\n

Ribas, M. E. M., Mendes, H. B., Oliveira, L. E. S., Zanlorensi, L. A., Almeida, P. R. L. Using Deep Neural Networks to Quantify Parking Dwell Time. In\u00a02024 IEEE 23th International Conference on Machine Learning and Applications. <\/i>(pdf<\/a><\/span>)<\/span><\/p>\n<\/div>\n

Alves, P. L., Hochuli, A., Oliveira, L. E., Almeida, P. R. L. Optimizing Parking Space Classification: Distilling Ensembles into Lightweight Classifiers. In\u00a02024 IEEE 23th International Conference on Machine Learning and Applications. <\/i>(pdf<\/a><\/span>)<\/span><\/p>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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AREAS OF INTEREST
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Machine Learning<\/h3>

Machine learning is a field of artificial intelligence where systems are designed to learn and improve from experience without being explicitly programmed. It involves algorithms that enable computers to identify patterns, make predictions, and learn from data to perform tasks<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Stream Processing<\/h3>

Stream processing refers to the real-time analysis and handling of continuous streams of data. It involves the ingestion, processing, and analysis of data as it is generated, allowing for immediate insights and actions<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Deep Neural Networks<\/h3>

Deep neural networks are complex artificial neural networks with multiple layers that learn intricate patterns from data without requiring feature engineering. They're adept at recognizing features and have been highly successful in tasks like image recognition and language processing<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Smart Cities<\/h3>

Smart cities integrate technology and data to enhance the quality of life for residents and improve city operations. They utilize interconnected sensors, IoT devices, data analytics, and AI to optimize various aspects like transportation, energy usage, waste management, public safety, and overall sustainability<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Image processing and Classification<\/h3>

Image processing is the manipulation and analysis of images to enhance or extract useful information. It includes tasks like filtering, enhancing, and transforming images. Image classification, a subset of image processing, focuses on categorizing images into predefined classes or categories using machine learning algorithms.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Hardware<\/h3>

Hardware refers to the physical components of a computer system or electronic device. We focus on prototyping hardware with specialized purposes, such as including vector instructions in memory to make data processing faster.<\/p><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

DATA SCIENCE & BIG DATA PROJECTS ABOUT US___ The Data Science & Big Data is a research Laboratory within the […]<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"site-sidebar-layout":"right-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-150","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/pages\/150","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/comments?post=150"}],"version-history":[{"count":118,"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/pages\/150\/revisions"}],"predecessor-version":[{"id":2412,"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/pages\/150\/revisions\/2412"}],"wp:attachment":[{"href":"https:\/\/prlalmeida.com.br\/dsbd\/wp-json\/wp\/v2\/media?parent=150"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}