Abstract

Hirzalla, Feras M. M.S., Purdue University, December 2010, Can a Scalable

System be Built to Capture Web Page Thumbnails? Major Professor: John

Springer.

Screenshots of web pages are a novel user interface improvement that

can be used in various systems. Several software packages can be used to

generate a visual representation of a web page, but none of these packages are

designed to capture web pages in a scalable way.

The goal of this research is to build and test a web page thumbnailer that

can simultaneously capture screenshots of multiple web pages using multiple

threads, thus maximizing the throughput of web pages that can be processed per

unit of time. From the data collected during tests, thread count usage

recommendations can be made.

To test the thumbnailer, the author used a sample set of 30,000 web

pages. Web page sizes were collected from the sample set, and 10,000 web

pages were assigned to small, medium, and large categories. The thumbnailer

was timed for different thread counts for each of the size categories. The data

showed that as more capture threads were added, the time it took to generate

visual representations of web pages decreased.

Keywords

scalable, webpage thumbnails, screenshots websites, usability

Date of this Version

9-4-2010

Department

Computer and Information Technology (CNIT)

Department Head

Lonnie Bentley

Month of Graduation

December

Year of Graduation

2010

Degree

Master of Science

Head of Graduate Program

Gary Bertoline

Advisor 1 or Chair of Committee

John Springer

Committee Member 1

Eric Matson

Committee Member 2

Brandeis Marshall

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