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4 Simple Text Summarizers to Tackle Information Overload

October 5, 2011
4 Simple Text Summarizers to Tackle Information Overload

The Challenge of Information Overload and the Role of Text Summarizers

Recently, the growing issue of information overload was examined. This phenomenon stems from the proliferation of digital technology, encompassing computers and various other media platforms. While technology contributes to the problem, it also offers potential solutions.

One such solution lies in the utilization of text summarizers. These tools are designed to analyze documents and condense them into concise summaries focusing on core ideas and concepts.

How Text Summarization Works

The skill of summarizing lengthy texts was traditionally taught in educational settings. Modern text summarization applications are essentially automated online tools.

They employ algorithms to generate rapid overviews of documents, providing users with a quick grasp of the essential information.

Benefits of Using Text Summarizers

The primary advantage is the ability to quickly assimilate crucial facts within limited timeframes. This is particularly valuable in today’s fast-paced world.

Text summarization also serves as an effective learning resource. Students can more effectively engage with extensive material when equipped with a preliminary summary.

Four Free Online Text Summarizers

Below are four freely accessible online text summarizers that aim to deliver effective abstracts with varying degrees of success:

  • These tools can assist in quickly understanding the main points of a document.
  • They provide a convenient way to manage the constant influx of information.
  • Students can leverage them to enhance their study habits and comprehension.
  • Ultimately, they represent a practical application of technology to address information overload.

Topicmarks: A Concise Text Summarization Tool

Topicmarks is currently in its beta phase. However, it demonstrates significant efficacy in condensing lengthy texts and delivering key information in a succinct manner.

Registration and login are required to utilize the application. Following email verification, Topicmarks provides several methods for uploading documents for summarization.

Supported File Types and Input Methods

Topicmarks supports a wide array of file formats, including PDF, HTML, OpenOffice documents, MS Word files, and plain text files.

Content can be imported into Topicmarks through various avenues. These include direct file uploads, providing a URL link, integration with Evernote, and synchronization of Google Reader feeds.

Summarization Features

The application generates a comprehensive index of the document's content. It also identifies and displays related concepts.

Ultimately, Topicmarks provides a condensed summary, allowing users to quickly grasp the core ideas of the original text.

Currently, Topicmarks is limited to processing documents written in the English language.

GreatSummary: A Tool for Combating Information Overload

GreatSummary is designed to address the growing problem of information overload. It achieves this by pinpointing the central ideas within a given text and distilling them into a concise summary.

How GreatSummary Works

The tool allows users to either directly paste text into the interface or provide a URL pointing to the content they wish to summarize. Users then specify the desired length of the summary, indicated by the number of sentences.

Once the parameters are set, pressing the “Summarize” button initiates the process.

Key Concept Identification and Sentence Ranking

GreatSummary functions by first identifying the most important words that represent the core themes of the text. Subsequently, it ranks the sentences based on their relevance to these key terms.

This ranking system allows for flexible summarization. The summary can be easily adjusted by modifying the requested number of sentences, enabling users to refine the output to their specific needs.

Current Status

Currently, GreatSummary is in its beta testing phase. However, even in this early stage, its point-based summarization method demonstrates considerable potential and is worth exploring.

WikiSummarizer

WikiSummarizer is specifically designed for use with articles sourced from Wikipedia. It functions effectively as both a search tool for Wikipedia and a summarization utility, streamlining information access.

Key Features

By inputting a keyword into WikiSummarizer, a search of the corresponding Wikipedia article is initiated. The abstract of the article is then presented in a concise, bullet-point format.

The application intelligently identifies and ranks the most important keywords within the text based on their relevancy to the topic.

For each identified keyword, the most significant sentences from the original article are displayed, providing focused insights.

Furthermore, the WebSumamrizer tab allows users to condense and analyze content from any webpage by simply providing its URL.

Visualization and Export Options

Summaries generated by WikiSummarizer can be viewed in two distinct formats: a mind map view and a tree view. These options enhance comprehension and facilitate easier visualization of the information.

The generated summaries, including the visual representations, can be exported to various formats. Supported export options include Microsoft Word and a selection of popular mindmapping software.

This allows for seamless integration with other tools and platforms for further analysis or presentation.

GistWeb: A Concise Summary Tool

GistWeb employs a bookmarklet, a small snippet of JavaScript stored as a bookmark, to deliver webpage summaries.

This tool is compatible with both Internet Explorer and Firefox browsers. Its functionality is straightforward: clicking the GistWeb bookmark provides a condensed version of the current webpage.

Local File Support

Beyond online pages, GistWeb extends its utility to locally saved HTML files. Simply open the file and activate the bookmark to generate a summary of its content.

While customization of the summarization extent isn't available, the tool clearly indicates the achieved percentage shortening.

Productivity Gains

Testing with several articles revealed a substantial reduction in length, typically between 50% and 55%. This level of compression can notably enhance user productivity.

These four tools offer a streamlined approach to processing English text. For those seeking a productivity hack to manage information overload, exploring these text summarizers is recommended.

We encourage you to share which tool you find most valuable. Furthermore, we are interested in your perspective on whether text summarizers adequately capture the essence of an article, or if manual skimming remains preferable.

Image Credit: Shutterstock

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