PinnedValeria CortezinData @ MonzoOptimising marketing messages for Monzo usersWe’ve been launching several new products at Monzo that serve different financial needs for our customers. We have internal principles that…Feb 7, 2023Feb 7, 2023
Valeria CortezinTowards Data ScienceUnderstanding the ROC curve in three visual stepsOne of the metrics that took me longer to understand in Data Science was the Receiver Operating Characteristic (ROC) curve. This is a…Jun 12, 202013Jun 12, 202013
Valeria CortezinTowards Data ScienceHow to define fairness to detect and prevent discriminatory outcomes in Machine LearningIn order to detect discriminatory outcomes in Machine Learning predictions, we need to compare how well our model treats different user…Sep 23, 20193Sep 23, 20193
Valeria CortezinTowards Data SciencePreventing Discriminatory Outcomes in Credit ModelsMachine learning is being deployed to do large-scale decision making, which can strongly impact the life of individuals. By not…Jun 5, 2019Jun 5, 2019
Valeria CortezinTowards Data ScienceVisualising stocks correlations with NetworkxIn a recent class of Network Analytics, we were asked to visualise correlations between stocks. As an investor, you’re interested in…Dec 9, 20171Dec 9, 20171
Valeria CortezinTowards Data ScienceVisualising crime in London using R (Part I)I was recently working on visualising time series data on crime in London using R. I could not resist creating maps that would allow me to…Oct 10, 20172Oct 10, 20172
Valeria CortezThree things you can learn in chart.js from mimicking Nyan catChartJS is a great javascript framework to customise your own charts. It is so flexible and powerful, that in this blog you will mimic the…Aug 7, 2017Aug 7, 2017
Valeria Cortez[tutorial] This is why you should use gradient charts with chart.jsAfter a long period of flat colours for UIs, gradients have become the attractive and joyful side of new interfaces 🙌🏽. If you’re…Aug 1, 20171Aug 1, 20171
Valeria Cortez[Tutorial] Esta es la razón para usar gráficos con gradientes en chart.jsDespués de un largo período de colores planos para UIs, los gradientes se han convertido en el lado atractivo y alegre de las nuevas…Aug 1, 2017Aug 1, 2017