Continuing to play with Julia and data visualizations. This time I decided to replicate a scatterplot created by Matt Stiles examining the relationship between a country’s average temperature and its...continue reading.
Pandas Data Selection There are multiple ways to select and index rows and columns from Pandas DataFrames. I find tutorials online focusing on advanced selections of row and column choices a...continue reading.
As a follow-up to my Primer On Universal Function Approximation with Deep Learning, I’ve created a project on Github that …Continue reading →continue reading.
Arthur C. Clarke famously stated that “any sufficiently advanced technology is indistinguishable from magic.” No current technology embodies this statement …Continue reading →continue reading.
We are delighted to note that IBM’s BigDataUniversity.com has launched the quintessential introductory course on data science aptly named Data Science 101.The target audience for the course is the uninitiated cohort that...continue reading.
There’s a lot of literature on learning the technical aspect of data science: statistics, machine learning, data munging, big data. …Continue reading →continue reading.
From Safari Books Online (https://www.safaribooksonline.com/blog/2016/02/10/data-science-qa/) —Recently, we were able to ask five questions of Murtaza Haider, about the new book from IBM Press called “Getting Started with Data Science: Making Se…continue reading.
When testing trading strategies a common approach is to divide the initial data set into in sample data: the part of the data designed to calibrate the model and out of...continue reading.
From HuffingtonPostThe New York Times made it look so easy. Take a few courses in data science and a web-based startup will readily pay top dollars for your newly acquired skills.Since the McKinsey...continue reading.
I was inspired by Andrew Collier’s blog post Life Expectancy by Country where he illustrated how to create a bubble chart that compares female and male life expectancies for a number of countries based on the...continue reading.
I PROGRAMMER’s Kay Ewbank’s reviews Getting Started with Data Science: Making Sense of Data with Analytics.By Kay EwbankIf you’ve enjoyed books such as Freakonomics or Outliers, you’ll feel at home...continue reading.
Computing platforms should be like Lego. That is, they should provide the fundamental building blocks and enable the users’ imagination to innovate. The latest issue of Stata Journal exemplifies how...continue reading.
I am pleased to update you on the Data Science Boot Camp we ran at the Ted Rogers School of Management at Ryerson University in Toronto in collaboration with IBM’s...continue reading.
As is the case with most quant software, it’s a bit different from run-of-the-mill software. The somewhat prosaic world of …Continue reading →continue reading.
Testing is an often overlooked yet critical component of any software system. In some ways this is more true of …Continue reading →continue reading.
The recent flare-up in discussions on p-values inspired me to conduct a brief simulation study. In particularly, I wanted to illustrate just how p-values vary with different effect and sample sizes. Here are...continue reading.
[This post is a draft for Table.co technical blog]Graphs can be used as proper data structure in many applications from marketing data to social networks. It is amazing how representing...continue reading.
fidlr is an RStudio addin designed to simplify the financial data downloading process from various providers. This initial version is a wrapper around the getSymbols function in the quantmod package and...continue reading.
Evaluation metrics play a critical role in machine learning ecosystem. Especially for machine learning products, evaluation metrics are like the heart beats. They show how healthy the model is and...continue reading.
Evaluation metrics play a critical role in machine learning ecosystem. Especially for machine learning products, evaluation metrics are like the heart beats. They show how healthy the model is and...continue reading.
GIS / R / R News / Shiny / Visualization
Interactive visualization of geospatial data with R Shiny
April 17, 2021
