Explanation

About Constellate

Constellate, the new text and data analytics service from JSTOR and Portico is a platform for learning and performing text analysis, building datasets, and sharing analytics course materials. The demand for analytics skills across all domains is growing exponentially. Text and data analysis is one of those skills, yet it

Why learn text analysis? (for digital humanities)

You may have heard buzz on campus about text analysis, artificial intelligence, or big data. But if you’re a scholar, librarian, student, or staff member who has never used data in their research, it is not obvious why text analysis matters. Many disciplines have eschewed text analysis for decades

What methods should I learn? (for digital humanities)

This introduction explains the various kinds of text analysis for a humanities audience. What are they? Why would you use them? How long will it take to apply them? (The methods presented here are among the most well-known but certainly not exhaustive.) Afterward, you'll be better-prepared to decide how much

What is a Jupyter Notebook?

Jupyter notebooks are documents that contain both executable computer code (in a language like Python or R) and rich explanatory elements (i.e. text, images, videos, links). Jupyter notebooks are very popular for teaching and learning to code because they have significant advantages. Minimal Setup Traditional code editors may require

Why learn text Analysis? (for business and data science)

You may have heard buzz in the business world about text analysis, artificial intelligence, or big data. But if you’re skilling up to advance your career or to solve an existing company problem, it is not obvious why text analysis matters. Many businesses operate without data science insights from

What methods should I learn? (for business and data science)

This introduction explains the various kinds of text analysis methods for a business and data science audience. What are they? Why would you use them? How long will it take to apply them? (The methods presented here are among the most well-known but certainly not exhaustive.) Afterward, you'll be better-prepared

What is Constellate?

Constellate, the new text and data analytics service from JSTOR and Portico is a platform for learning and performing text analysis, building datasets, and sharing analytics course materials.  The platform provides value to users in three core areas -- they can teach and learn text analytics, build datasets from across

Differences from JSTOR's Data for Research (DfR)

The new platform offers a modern revitalization of the existing JSTOR DfR service. The key improvements include: Considerably more content, including an additional 15 million articles from over 3,000 journals and 42 publishers.A number of built-in visualizations, including an n-gram or term frequency viewer.An Analytics Lab that

What is a Constellate keyphrase?

We have added keyphrases to Constellate. Each keyphrase is up to three words contained in the document. Together they provide a concise summary of the document.

What is TF/IDF?

What is "Term Frequency- Inverse Document Frequency" (TF-IDF)? TF-IDF is used in machine learning and natural language processing for measuring the significance of terms for a given document. It consists of two parts that are multiplied together: Term Frequency- A measure of how many times a given word

Ways to Use Constellate

For those new to text analysis, it can sound intriguing, but identifying and implementing a project can be challenging. On this page we list some ways you could use Constellate and text analysis.

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