Technology Tips: May 2003

2003 ◽  
Vol 96 (5) ◽  
pp. 372-376
Keyword(s):  
Web Site ◽  

This final column for the 2002–2003 SCHOOL year completes the “Mapping Diagrams” tip from April 2003. I hope that this treatment, as well as the Web pages mentioned, spurs some fresh interest in this fascinating parallel-axes alternative for graphing functions. Readers should note that the programs Maplite and Mapper are available from Henri Picciotto's Web site at http//:www.picciotto.org/math-ed/func-diag/software. Picciotto's site was highlighted in last month's “Surfing Note.”

Author(s):  
Paolo Giudici ◽  
Paola Cerchiello

The aim of this contribution is to show how the information, concerning the order in which the pages of a Web site are visited, can be profitably used to predict the visit behaviour at the site. Usually every click corresponds to the visualization of a Web page. Thus, a Web clickstream defines the sequence of the Web pages requested by a user. Such a sequence identifies a user session.


2015 ◽  
Vol 12 (1) ◽  
pp. 91-114 ◽  
Author(s):  
Víctor Prieto ◽  
Manuel Álvarez ◽  
Víctor Carneiro ◽  
Fidel Cacheda

Search engines use crawlers to traverse the Web in order to download web pages and build their indexes. Maintaining these indexes up-to-date is an essential task to ensure the quality of search results. However, changes in web pages are unpredictable. Identifying the moment when a web page changes as soon as possible and with minimal computational cost is a major challenge. In this article we present the Web Change Detection system that, in a best case scenario, is capable to detect, almost in real time, when a web page changes. In a worst case scenario, it will require, on average, 12 minutes to detect a change on a low PageRank web site and about one minute on a web site with high PageRank. Meanwhile, current search engines require more than a day, on average, to detect a modification in a web page (in both cases).


2011 ◽  
Vol 4 (1) ◽  
pp. 70-81 ◽  
Author(s):  
Coyte G. Cooper ◽  
David Pierce

With the growing popularity of the Internet as a communication medium, National Collegiate Athletic Association (NCAA) athletic departments have turned to their Web sites to build interest in their product among consumers. As sites continue to develop traffic, it is important to examine the coverage being provided on the home Web pages to determine whether equitable coverage is being allocated to men’s and women’s nonrevenue sport teams. The current research featured a content analysis of NCAA divisional Web-site coverage during an academic school year. From a broad perspective, the results indicated that only Division III provided equitable gender and individual team coverage allocations on its home Web pages. In contrast, the data also supported the notion that Division I athletic programs (Football Bowl Subdivision [FBS] and Football Championship Subdivision [FCS]) provided significantly more coverage to men’s baseball, men’s basketball, and men’s football than nonrevenue-sport teams. The FBS and FCS coverage inequalities are discussed in depth in the article.


2007 ◽  
Vol 16 (05) ◽  
pp. 793-828 ◽  
Author(s):  
JUAN D. VELÁSQUEZ ◽  
VASILE PALADE

Understanding the web user browsing behaviour in order to adapt a web site to the needs of a particular user represents a key issue for many commercial companies that do their business over the Internet. This paper presents the implementation of a Knowledge Base (KB) for building web-based computerized recommender systems. The Knowledge Base consists of a Pattern Repository that contains patterns extracted from web logs and web pages, by applying various web mining tools, and a Rule Repository containing rules that describe the use of discovered patterns for building navigation or web site modification recommendations. The paper also focuses on testing the effectiveness of the proposed online and offline recommendations. An ample real-world experiment is carried out on a web site of a bank.


2004 ◽  
Vol 4 (1) ◽  
Author(s):  
David Carabantes Alarcón ◽  
Carmen García Carrión ◽  
Juan Vicente Beneit Montesinos

La calidad en Internet tiene un gran valor, y más aún cuando se trata de una página web sobre salud como es un recurso sobre drogodependencias. El presente artículo recoge los estimadores y sistemas más destacados sobre calidad web para el desarrollo de un sistema específico de valoración de la calidad de recursos web sobre drogodependencias. Se ha realizado una prueba de viabilidad mediante el análisis de las principales páginas web sobre este tema (n=60), recogiendo la valoración, desde el punto de vista del usuario, de la calidad de los recursos. Se han detectado aspectos de mejora en cuanto a la exactitud y fiabilidad de la información, autoría, y desarrollo de descripciones y valoraciones de los enlaces externos. AbstractThe quality in Internet has a great value, and still more when is a web page on health like a resource of drug dependence. This paper contains the estimators and systems on quality in the web for the development of a specific system to value the quality of a web site about drug dependence. A test of viability by means of the analysis of the main web pages has been made on this subject, gathering the valuation from the point of view of the user of the quality of the resources. Aspects of improvement as the exactitude and reliability of the information, responsibility, and development of descriptions and valuations of the external links have been detected.


2003 ◽  
Vol 96 (7) ◽  
pp. 516-519

“TECHNOLOGY TIPS” in the September 2003 issue of the Mathematics Teacher demonstrated how to create a table of values and graph of a function in Excel where the function rule is based on parameters that can be changed. It showed how to use Excel to create an exploration of the parameters of a linear function with rule f (x) = ax + b. This month, we demonstrate how to add interactivity to parameter explorations of linear functions with Excel and The Geometer's Sketchpad (Jackiw 2001). We show how to insert sliders in Excel to control the values of the parameters and show how to create a similar investigation using Version 4 of The Geometer's Sketchpad. The “Surfing Note” this month is www.ExploreMath.com. This Web site includes a variety of interactive activities, lesson plans, and free course Web pages for teachers.


2013 ◽  
Vol 303-306 ◽  
pp. 2311-2316
Author(s):  
Hong Shen Liu ◽  
Peng Fei Wang

The structures and contents of researching search engines are presented and the core technology is the analysis technology of web pages. The characteristic of analyzing web pages in one website is studied, relations between the web pages web crawler gained at two times are able to be obtained and the changed information among them are found easily. A new method of analyzing web pages in one website is introduced and the method analyzes web pages with the changed information of web pages. The result of applying the method shows that the new method is effective in the analysis of web pages.


2018 ◽  
Vol 8 (4) ◽  
pp. 1-13
Author(s):  
Rajnikant Bhagwan Wagh ◽  
Jayantrao Bhaurao Patil

Recommendation systems are growing very rapidly. While surfing, users frequently miss the goal of their search and lost in information overload problem. To overcome this information overload problem, the authors have proposed a novel web page recommendation system to save surfing time of user. The users are analyzed when they surf through a particular web site. Authors have used relationship matrix and frequency matrix for effectively finding the connectivity among the web pages of similar users. These webpages are divided into various clusters using enhanced graph based partitioning concept. Authors classify active users more accurately to found clusters. Threshold values are used in both clustering and classification stages for more appropriate results. Experimental results show that authors get around 61% accuracy, 37% coverage and 46% F1 measure. It helps in improved surfing experience of users.


Personification of the present disclosure can be viewed as providing methods for creating a web site. In this respect, one embodiment includes the following steps: receiving a choice of a design template to be used in creating the website, the design template providing an initial layout for pages of the website and recommended content, rendering for display a representation of the website from the design template in a development environment, wherein the representation provides controls for editing content and layout of the website representation and the rendering produces HTML files that are displayed to a user and enabling the user to edit design features of the website based upon a rendered view of the website in the development environment, a presently displayed representation of a web page having editing tools embedded in the web page. Preferably, models conform to various types of web pages and other features that are typically found or visible on websites. There may be different options for each feature. The innovation is to provide a platform for making it easy to build websites and pages based on stored templates that enable the website and pages to be modified and configured without the user needing to write any software code


2003 ◽  
Vol 96 (4) ◽  
pp. 264-269
Author(s):  
Steve Benson

Problem 1 was adapted from a problem in One Equals Zero and Other Mathematical Surprises, by Nitsa Movshovitz-Hadar and John Webb (Berkeley, Calif.: Key Curriculum Press, 1998). Problem 2 is adapted from a problem from the Mathcounts 1998–99 Handbook. Problems 3–14, 27, and 28 come from the mathschallenge.net Web site. Problem 15 is from the Math Forum's Problem of the Week Archives, available at mathforum.org/pow. Problems 16–25 came from—or were adapted from—problems at the Mathematics Problems and Warm-ups Web site, at www.geom.umn.edu/~lori/mathed /problems. Sources of the problems, as cited on the Web site, are as follows: problems 16, 18–21, and 25 are from Mathematical Games, by Marie Berrondo (Englewood Cliffs, N.J.: Prentice Hall, 1983); problems 17, 22, and 24 are from Fun with Brain Puzzlers, by L. H. Langley-Cook (Greenwich, Conn.: Fawcett, 1965); and problem 23 is from the Minnesota Math League. Problem 29 comes from the “Nets of Cubes” problem set from Problems with a Point, a National Science Foundation–supported project at Education Development Center, available at www2.edc.org/mathproblems.


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