Catherine Clifford few days back wrote for Entrepreneur.com in his article ' Why Business That Use 'Big Data' Make More Money (...
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Showing posts with label data mining. Show all posts
Why Big Data is a must in Ecommerce Industry
Imagine that Big Data is only one more advertised idea in tech? Reconsider. The buzz encompassing Big Data is a long way from being outlandi...
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Common data science project flow
As working across multiple data science projects, I observed a similar pattern across a group of strategic data science projects where a com...
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Incorporate domain knowledge into predictive model
As a data scientist / consultant, in many cases we are being called in to work with domain experts who has in-depth business knowledge of in...
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Diverse recommender
This is a continuation of my previous blog in recommendation systems , which describes some basic algorithm for building recommendation syst...
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Exploration and Exploitation
"Cold Start" is a common problem happens quite frequent in recommendation system. When a new item enters, there is no prior histo...
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Six steps in data science
"Data science" and "Big data" has become a very hot term in last 2 years. Since the data storage price dropped signific...
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OLAP operation in R
OLAP (Online Analytical Processing) is a very common way to analyze raw transaction data by aggregating along different combinations of dime...
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Text Processing (part 1) : Entity Recognition
Entity recognition is commonly used to parse unstructured text document and extract useful entity information (like location, person, brand)...
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Optimization in R
Optimization is a very common problem in data analytics. Given a set of variables (which one has control), how to pick the right value such...
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Machine Learning in Gradient Descent
In Machine Learning, gradient descent is a very popular learning mechanism that is based on a greedy, hill-climbing approach. Gradient Desce...
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Location Sensitive Hashing in Map Reduce
Inspired by Dr. Gautam Shroff who teaches the class: Web Intelligence and Big data in coursera.org, there are many scenarios where we want t...
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BIG Data Analytics Pipeline
" Big Data Analytics " has recently been one of the hottest buzzwords. It is a combination of "Big Data" and "Deep...
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