Simple Tips for PostgreSQL Query Optimization
A single query optimization tip can boost your database performance by 100x. At one point, we advised one of our customers that had a 10TB database to use a date-based mu...
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System Modeling: Understanding Logical and Physical Architecture
The goal of both logical and physical architecture specifications is to define and document the logical and physical components of a system, respectively, in order to pro...
Something for nothing: the shortcomings of self-serve BI
Recently, I read an article from CIO.com examining the 5 pitfalls of self-service BI. The author, Thor Olavsrud did a fantastic job explaining how just having a tool does...
AI responsibility: Taming the algorithm
We’ve reached a point where human (cognitive) task performance is being leveraged or even replaced by AI. So who or what is responsible for what this AI does? While...
Installation and running Ubuntu Virtual Box
Oracle VM VirtualBox – a suite of applications, system services and drivers that emulate the new computer equipment in the environment of the operating system where...
Building Recurrent Neural Networks in Tensorflow
Recurrent Neural Nets (RNN) detect features in sequential data (e.g. time-series data). Examples of applications which can be made using RNN’s are anomaly detection in...
Driving AI Revolution with Pre-built Analytic Modules
What is the Intelligence Revolution equivalent to the 1/4” bolt? I asked this question in the blog “How History Can Prepare Us for Upcoming AI Revolution?” when t...
AI-Driven Sales | What Has Changed?
Sales Forecasting: Science or Instinct? Recently, we had talked about marketing automation, a digital transformation in the field that involved both artificial intelligen...
Reconciling Opposing Performance Metrics Using Operational Simulations
Sometimes when dealing with performance metrics, there are contradictory signals. For instance, although both are desirable, it is common for efficiency and efficacy to...
Simple automated feature selection using lm() in R
There are many good and sophisticated feature selection algorithms available in R. Feature selection refers to the machine learning case where we have a set of predicto...