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Machine Learning

Address validation for optimizing delivery success rate

  In recent years, the e-commerce industry has been increasing significantly in several sectors like food, retailing and electronics. In the latter part of 2020, this increase has been even […]

Posted on 2021-03-172021-03-22 by Daniel Azevedo
Posted in AI4business, AI4tech, Machine Learning

An AI-Based Image Content Retrieval System

  Similarity measurement is the basis for any information retrieval, management, or data mining system. Both in industry and in the scientific community, similarity detection has been shown to be […]

Posted on 2021-03-072021-03-08 by Maria Loureiro
Posted in AI, AI4business, Machine Learning, NILG.AI

Embedding Domain Knowledge

In the good old days, working as a Machine Learning Engineer meant working 95% of the time on feature engineering and 5% on training models with the extracted features. This […]

Posted on 2021-02-172021-02-18 by Francisca Morgado
Posted in AI, consulting, data science, Machine Learning, NILG.AI

An Overview of Churn Prediction

Churn prediction – tandem with engagement – is probably the most wanted use case we get from Marketing departments across industries. For those of you that do not know what […]

Posted on 2021-01-202021-01-25 by Kelwin Fernandes
Posted in AI, AI4business, Machine Learning, Marketing

Reducing Unemployment using AI

With COVID-19, many were affected by the economic crisis and lost their jobs. In Portugal alone, between February and September, there was a 30% increase in unemployment! AI can be […]

Posted on 2021-01-182021-02-05 by Paulo Maia
Posted in AI4business, data science, Machine Learning, social good

Difficult Targets to Optimize: the ROC AUC

In many binary classification problems, especially in domains with highly unbalanced problems (such as the medical domain and rare event detection), we need to make sure our model does not […]

Posted on 2020-12-182021-01-06 by Paulo Maia
Posted in AI4tech, Machine Learning

Explainable AI in Healthcare

Transparency is of utmost importance when AI is applied to high stake decision problems where additional information on the underlying process beyond the output of the model may be required. […]

Posted on 2020-11-242020-11-28 by Pedro Dias
Posted in AI, Computer Vision, data science, Healthcare, Machine Learning

Fairness in AI

In partnership with Data Science for Social Good Portugal, we are launching a series of webinars in AI topics related to social good. The second talk was by Francisca Morgado, […]

Posted on 2020-08-182020-08-19 by Francisca Morgado
Posted in AI, AI4tech, data science, Machine Learning, NILG.AI, social good2 Comments

Experiment Management and Reproducible Research

In this tutorial, we will discuss how can we achieve reproducible data pipelines and research while keeping track of the experiments that lead to production Machine Learning models. We will […]

Posted on 2020-07-132020-07-27 by Tiago Freitas
Posted in AI4tech, data science, Machine Learning

Who is tampering your meters? Fraud detection in Utilities

Meter tampering is a common threat to the business side of the utility services as well as a public security threat, incurring in uncontrolled tweaks that may increase the risk […]

Posted on 2020-06-192020-06-22 by Kelwin Fernandes
Posted in AI4business, AI4tech, consulting, data science, Machine Learning

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