Exam 5: Text and Web Mining

The main categories of knowledge extraction methods are recall, search, and signaling.

At a very high level, the first of three consecutive tasks in the text mining process is to establish the ________, which is a list of organized documents.

Which of the following correctly defines a text mining term?

The main purpose of establishing the corpus is to collect all of the documents related to the context being studied.

Customer experience management applications gather and report direct feedback from site visitors by benchmarking against other sites and offline channels, and by supporting predictive modeling of future visitor behavior.

Diagram and explain the three-step text mining process.

In the text mining process, the output of task two is a flat file called a ________ matrix where the cells are populated with the term frequencies.

A ________ is one or more Web pages that provide a collection of links to authoritative pages, reference sites, or a resource list on a specific topic.

When registered users revisit Amazon.com, they are greeted by name. This task involves recognizing the user by ________.

The purpose and processes of text mining are different from those of data mining because with text mining the input to the process are data files such as Word documents, PDF files, text excerpts, and XML files.

Text mining is important to competitive advantage because knowledge is power, and knowledge is derived from text data sources.

It has been shown that the bag-of-word method may not produce good enough information content for text mining tasks. More advanced techniques such as ________ are needed.

What is the primary purpose of text mining within the context of knowledge discovery?

Forward-thinking companies like Ask.com, Scholastic, and St. John Health System are actively using Web mining systems to answer important questions of "Who?" "Why?" and "How?" The benefits of integrating these systems:

________ is the semi-automated process of extracting patterns from large amounts of unstructured data sources.

Analysis of the information collected by Web servers can help better understand user behavior. Analysis of this data is called ________ analysis.

Why will computers probably not be able to understand natural language the same way and with the same accuracy that humans do?

Describe a marketing application of text mining.

A simple keyword-based search engine suffers from several deficiencies, which include all of the following except:

Compared to polygraphs for deception-detection, text-based deception detection has the advantages of being nonintrusive and widely applicable to textual data and transcriptions of voice recordings.