1 code implementation • 26 Jul 2024 • Juliana Barbosa, Sunandan Chakraborty, Juliana Freire
Furthermore, given that the volume of data is staggering, we need scalable mechanisms to acquire, filter, and store the ads, as well as to make them available for analysis.
1 code implementation • 27 Oct 2023 • Benjamin Feuer, Yurong Liu, Chinmay Hegde, Juliana Freire
We introduce ArcheType, a simple, practical method for context sampling, prompt serialization, model querying, and label remapping, which enables large language models to solve CTA problems in a fully zero-shot manner.
Ranked #1 on Column Type Annotation on WDC SOTAB (Weighted F1 metric)
no code implementations • 17 Apr 2023 • Haoxiang Zhang, Juliana Freire, Yash Garg
Recent advancements in software and hardware technologies have enabled the use of AI/ML models in everyday applications has significantly improved the quality of service rendered.
no code implementations • 3 Nov 2021 • Iddo Drori, Yamuna Krishnamurthy, Remi Rampin, Raoni de Paula Lourenco, Jorge Piazentin Ono, Kyunghyun Cho, Claudio Silva, Juliana Freire
We introduce AlphaD3M, an automatic machine learning (AutoML) system based on meta reinforcement learning using sequence models with self play.
no code implementations • 7 Apr 2021 • Aécio Santos, Aline Bessa, Fernando Chirigati, Christopher Musco, Juliana Freire
The increasing availability of structured datasets, from Web tables and open-data portals to enterprise data, opens up opportunities~to enrich analytics and improve machine learning models through relational data augmentation.
no code implementations • 10 Feb 2021 • Sonia Castelo, Rémi Rampin, Aécio Santos, Aline Bessa, Fernando Chirigati, Juliana Freire
The large volumes of structured data currently available, from Web tables to open-data portals and enterprise data, open up new opportunities for progress in answering many important scientific, societal, and business questions.
1 code implementation • arXiv 2020 • Jorge Piazentin Ono, Sonia Castelo, Roque Lopez, Enrico Bertini, Juliana Freire, Claudio Silva
In recent years, a wide variety of automated machine learning (AutoML) methods have been proposed to search and generate end-to-end learning pipelines.
Human-Computer Interaction
1 code implementation • 11 Feb 2020 • Raoni Lourenço, Juliana Freire, Dennis Shasha
Machine learning tasks entail the use of complex computational pipelines to reach quantitative and qualitative conclusions.
2 code implementations • 8 Oct 2019 • Iddo Drori, Lu Liu, Yi Nian, Sharath C. Koorathota, Jie S. Li, Antonio Khalil Moretti, Juliana Freire, Madeleine Udell
We use these embeddings in a neural architecture to learn the distance between best-performing pipelines.
no code implementations • 5 Jul 2019 • Aécio Santos, Sonia Castelo, Cristian Felix, Jorge Piazentin Ono, Bowen Yu, Sungsoo Hong, Cláudio T. Silva, Enrico Bertini, Juliana Freire
In this paper, we present Visus, a system designed to support the model building process and curation of ML data processing pipelines generated by AutoML systems.
no code implementations • 24 May 2019 • Iddo Drori, Yamuna Krishnamurthy, Raoni Lourenco, Remi Rampin, Kyunghyun Cho, Claudio Silva, Juliana Freire
Automatic machine learning is an important problem in the forefront of machine learning.
2 code implementations • 2 May 2019 • Sonia Castelo, Thais Almeida, Anas Elghafari, Aécio Santos, Kien Pham, Eduardo Nakamura, Juliana Freire
Fake news and misinformation have been increasingly used to manipulate popular opinion and influence political processes.
no code implementations • 25 Feb 2019 • Kien Pham, Aécio Santos, Juliana Freire
Given a domain of interest $D$, subject-matter experts (SMEs) must search for relevant websites and collect a set of representative Web pages to serve as training examples for creating a classifier that recognizes pages in $D$, as well as a set of pages to seed the crawl.