449 search results for "Market research"

Exploring Global Internet Performance Data Using R

June 21, 2016
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Exploring Global Internet Performance Data Using R

by Lourdes O. Montenegro Lourdes O. Montenegro is a PhD candidate at the Lee Kuan Yew School of Public Policy, National University of Singapore. Her research interests cover the intersection of applied data science, technology, economics and public policy. Many of us now find it hard to live without a good quality internet connection. As a result, there is...

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One year as a Data Scientist at Stack Overflow

June 20, 2016
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One year as a Data Scientist at Stack Overflow

One day in January 2013 I found myself wasting time on the internet. This wasn’t a good idea: I was as busy as anyone 2.5 years into their PhD. I had to finish a presentation on some yeast genetics research, I was months behind on a paper with an NYU collaborator and even farther behind on some leftover undergraduate research....

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Sentiment Analysis and Topic Detection in R using Microsoft Cognitive Services

June 20, 2016
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In our previous post, we covered {mscsweblm4r}, a R package available on CRAN that wraps the Microsoft Cognitive Services Web Language Model REST API. In today's post, we'll go over {mscstexta4r}, a new R package that gives us access to another silo of...

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Your data vis “Spidey-sense” & the need for a robust “utility belt”

June 16, 2016
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Your data vis “Spidey-sense” & the need for a robust “utility belt”

@theboysmithy did a great piece on coming up with an alternate view for a timeline for an FT piece. Here’s an excerpt (read the whole piece, though, it’s worth it): Here is an example from a story recently featured in the FT: emerging- market populations are expected to age more rapidly than those in developed... Continue reading →

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Economist Liquidity Index

June 7, 2016
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Economist Liquidity Index

IntroductionA typical article that discusses economics is awash with words that allude economics connection with water or a liquid. For Example: Markets get saturated when a competing country dumps its products on them Stock prices can get frothy and might develop into a bubble A credit squeeze will dampen expectations and sink prices People often talk of...

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Building the Data Matrix for the Task at Hand and Analyzing Jointly the Resulting Rows and Columns

June 5, 2016
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Building the Data Matrix for the Task at Hand and Analyzing Jointly the Resulting Rows and Columns

Someone decided what data ought to go into the matrix. They placed the objects of interest in the rows and the features that differentiate among those objects into the columns. Decisions were made either to collect information or to store what was gathered for other purposes (e.g., data mining).A set of mutually constraining choices...

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Curated list of R tutorials for Data Science

June 3, 2016
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Curated list of R tutorials for Data Science

Here is topic wise list of R tutorials for Data Science, Time Series Analysis, Natural Language Processing and Machine Learning. This list also serves as a reference guide for several common data analysis tasks. The R Language Awesome-R Repository on GitHub R Reference Card: Cheatsheet R bloggers: blog aggregator R Resources on GitHub Awesome R

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Finding Influential people on Instagram

June 1, 2016
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Finding Influential people on Instagram

I  use R at my job, in consultancy projects and in my Phd research. I spend most of the time trying to answer specific questions. This time the question is: "Can I find key/influential persons following a specific account?". I've developed a R code to answer the question, according to a specific Instagram account. As an example, check the...

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Happy New Year, Mr. President. Data and Sentiment Analysis of Presidential New Year Speeches

May 31, 2016
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Happy New Year, Mr. President. Data and Sentiment Analysis of Presidential New Year Speeches

Salvino A. Salvaggio At a moment where many are preparing for the December 31st evening cocktail, the End of Year speech of the President of the Italian Republic is broadcast right on time at 8:30pm. A tradition which came to be with the constitutional establishment...

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DH Box – Digital Humanities Virtual Workbench

May 26, 2016
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DH Box – Digital Humanities Virtual Workbench

As well as offering digital application shelves, should libraries offer, or act as instituional sponsors of, digital workbenches? I’ve previously blogged about things like SageMathCloud, and application based learning environment, and the IBM Data Scientist Workbench, and today came across another example: DHBox, CUNY’s digital humanities lab in the cloud (wiki), which looks like it

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