Quantifying Uncertainty: Evaluating Trading Algorithms using Probabilistic Programming ODSC Boston 2015
There exist a large number of metrics to evaluate the performance and risk of a trading strategy. Although those metrics have proven to be useful tools in practice, most of them require a large amount of data and yield unstable results on shorter timescales. Quantopian allows... Read more
In Defense of Imprecision: Why Traditional Approaches to Data Visualization are Changing – ODSC Boston 2015
In Defense of Imprecision: Why Traditional Approaches to Data Visualization are Changing from freshdatabos In the worlds of research, science, and academia, much attention is given to precision, objectivity, and de-biasing data. The ability to “lie with data” is a legitimate concern. In business analytics, and... Read more
Visualizing Networks – Lynn Cherny ODSC Boston 2015
Visualizing Networks from freshdatabos Network data is increasingly pervasive, but can be hard to work with. The naive first pass at a network diagram usually looks like a “hairball.” If you add some simple network measures like degree, betweenness, centrality, and community membership, you’ll be able... Read more
Using Data and Analytics to Make Elephants Dance – ODSC Boston 2015
Big Data 2.0 and Analytics 3.0 create an unprecedented opportunity for large companies to become as nimble and innovative as smaller companies by democratizing analytics and decision-making. However, success requires building an information culture, with an emphasis on bottom-up information-seeking and sharing – plus giving people... Read more
You Have The Data, Now What – Chris Lynch ODSC Boston 2015
You Have the Data, Now What? (Chris Lynch) – 2014 Boston Data Festival – from freshdatabos Read more
Vector Space Word Representations – Rani Nelken ODSC Boston 2015
Vector Space Word Representations – Rani Nelken PhD from freshdatabos NLP has traditionally mapped words to discrete elements without underlying structure. Recent research replaces these models with vector-based representations, efficiently learned using neural networks. The resulting embeddings not only improve performance on a variety of tasks,... Read more