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Articles 17371 - 17400 of 21190

Full-Text Articles in Social and Behavioral Sciences

Web Services To Semantic Web Processes: Investigating Synergy Between Practice And Research, Amit P. Sheth Apr 2005

Web Services To Semantic Web Processes: Investigating Synergy Between Practice And Research, Amit P. Sheth

Kno.e.sis Publications

No abstract provided.


Adoption Of Riparian Forest Buffers On Private Lands In Nebraska, Usa, Peter Skelton, Scott J. Josiah, James W. King, James R. Brandle, Glenn A. Helmers, Charles A. Francis Apr 2005

Adoption Of Riparian Forest Buffers On Private Lands In Nebraska, Usa, Peter Skelton, Scott J. Josiah, James W. King, James R. Brandle, Glenn A. Helmers, Charles A. Francis

Department of Agricultural Leadership, Education, and Communication: Faculty Publications

Pesticide and nutrient runoff from agricultural fields is a socio-environmental problem in the Midwestern United States. Riparian forest buffers (RFBs) are a proven conservation practice that effectively manage this problem, though adoption rates are low. A mail survey was conducted to determine differences between adopter and nonadopter characteristics and attitudes with regard to the use of RFBs. Data were collected from 48 RFB adopters and 261 RFB nonadopters in two Nebraska watersheds. Inferential and multivaririate statistics were used to identify differences between adapter status and producer status groups. About half (50.8%) the respondents were nonproducers. Nonproducers are agricultural landowners not …


Reconstructability Analysis And Log-Linear Modeling, Martin Zwick Apr 2005

Reconstructability Analysis And Log-Linear Modeling, Martin Zwick

Complex Systems Faculty Publications and Presentations

Reconstructability Analysis (RA) is a method developed within the systems community for analyzing nominal (or discretized) data. RA both overlaps and extends Log-Linear (LL) modeling, and the purpose of this talk is to introduce RA to researchers unfamiliar with it. Two aspects of RA will be focused on: (1) its use for exploratory, as opposed to confirmatory, modeling – searching for good models in a vast space of possible models, and (2) state-based RA – analyzing data not in terms of relations among variables but in terms of relations among specific states of variables. Examples of applications to social science …


2005 - The Tenth Annual Symposium Of Student Scholars Apr 2005

2005 - The Tenth Annual Symposium Of Student Scholars

Symposium of Student Scholars Program Books

The full program book from the Tenth Annual Symposium of Student Scholars, held on April 8, 2005. Includes abstracts from the presentations and posters.


Santa Clara Magazine, Volume 46 Number 4, Spring 2005, Santa Clara University Apr 2005

Santa Clara Magazine, Volume 46 Number 4, Spring 2005, Santa Clara University

Santa Clara Magazine

8 - 'AN EXTRAORDINARY EVENT' By Elizabeth Kelley Gillogly '93. SCU Music Professor Hans Boepple is a gifted pianist and dedicated teacher.

10 - EMBRACING DIFFERENCES By Adam Breen. Senior Aaron Uchikura spent a summer helping children in Moscow orphanages.

12 - THE KOKO CONNECTION By Victoria Hendel De La O. Senior Tierra Wilson's perseverance landed her a job as a gorilla research assistant and caregiver.

16 - A ROTATION IN ETHICS By Rita Beamish '74. Students learn about the ethics of health care by shadowing doctors and nurses at O'Connor Hospital in San Jose.


Iowa Academy Of Science: The New Bulletin, V01n1, Spring 2005, Iowa Academy Of Science Apr 2005

Iowa Academy Of Science: The New Bulletin, V01n1, Spring 2005, Iowa Academy Of Science

New Bulletin

Inside This Issue:

--Message from the Executive Director

--New Electronic Iowa Science Teacher Journal

--Bringing the Lost Landscape into Iowa Classrooms

--The Iowa Junior Academy of Science at the 2005 AAAS Annual Meeting

--Iowa Science Foundation Grants

--Iowa Academy of Science Election 2005

--New Web Site Software

--IAS at the State Capitol


Bridging The Paradigm Gap With Rules For Owl, Jurgen Angele, Boris Motik, Rudi Studer, Pascal Hitzler Apr 2005

Bridging The Paradigm Gap With Rules For Owl, Jurgen Angele, Boris Motik, Rudi Studer, Pascal Hitzler

Computer Science and Engineering Faculty Publications

Accelerated by the vision of the semantic web, semantic technologies have recently made significant advances. The underlying methods and paradigms are already being transferred to adjacent areas of research in artificial intelligence, knowledge management, and elsewhere. Textbooks explaining the foundations have appeared. Large national and international projects on the topic are under way.


Evidence Of Holocene Climate Change In A Nebraska Sandhills Wetland, Barbara Nicholson, James B. Swinehart Apr 2005

Evidence Of Holocene Climate Change In A Nebraska Sandhills Wetland, Barbara Nicholson, James B. Swinehart

Great Plains Research: A Journal of Natural and Social Sciences (through 2013)

The Nebraska Sandhills consist of 50,000 km2 of dunes, currently stabilized by vegetation. Radiocarbon dates of paleosols, blocked paleovalleys, and sand beds found in interdunal wetlands suggest that the Holocene had significant periods of dune reactivation. A paleoecological investigation was conducted in Jumbo Valley, NE, in an interdunal wetland known to contain sand layers interbedded with peat. The sedimentary record in two cores is continuous, except for some loss due to surficial burns. Macrofossils indicate that the late Pleistocene was cool and wet, with current vegetation establishing around 12,000 years ago. Sand and bulk density profiles reveal significant periods …


Web Service Semantics - Wsdl-S, Rama Akkiraju, Joel Farrell, John A. Miller, Meenakshi Nagarajan, Amit P. Sheth, Kunal Verma Apr 2005

Web Service Semantics - Wsdl-S, Rama Akkiraju, Joel Farrell, John A. Miller, Meenakshi Nagarajan, Amit P. Sheth, Kunal Verma

Kno.e.sis Publications

The current WSDL standard operates at the syntactic level and lacks the semantic expressivity needed to represent the requirements and capabilities of Web Services. Semantics can improve software reuse and discovery, significantly facilitate composition of Web services and enable integrating legacy applications as part of business process integration. The Web Service Semantic s technical note defines a mechanism to associate semantic annotations with Web services that are described using Web Service Description Language (WSDL). It is conceptually based on, but a significant refinement in details of, the original WSDL-S proposal [WSDL-S] from the LSDIS laboratory at the University of Georgia. …


Converting Turfgrass To Xeriscape: Evaluating Southern Nevada Water Authority’S “Water Smart Program”, Tom Hudak Apr 2005

Converting Turfgrass To Xeriscape: Evaluating Southern Nevada Water Authority’S “Water Smart Program”, Tom Hudak

UNLV Theses, Dissertations, Professional Papers, and Capstones

This study evaluated the use and effectiveness of the Xeriscape Conversion program, dubbed the “Water Smart Program,” administered by the Southern Nevada Water Authority. The Conversion program is used by five water purveyors throughout Southern Nevada. Because of phenomenal growth in the area, water has become one of the most valuable resources. With its limited availability, conservation has become the logical solution to ever increasing demand. Using empirical data, effectiveness of the program was evaluated in areas such as: water savings after xeriscape conversion; maintenance savings after conversion; the influence of system design on water consumption; and the long term …


Cooperative Conservation: Increasing Capacity Through Community Partnerships -- Interagency Volunteer Program & Cooperative Conservation Program: Quarterly Progress Report, Period Ending March 31, 2005, Margaret N. Rees Mar 2005

Cooperative Conservation: Increasing Capacity Through Community Partnerships -- Interagency Volunteer Program & Cooperative Conservation Program: Quarterly Progress Report, Period Ending March 31, 2005, Margaret N. Rees

Get Outdoors Nevada

  • 800+ records now loaded into volunteer database
  • Website launched – getoutdoorsnevada.org
  • 50 new volunteers already recruited through website
  • Program logo developed
  • First interagency event held March 5 – Great American Clean-Up
  • First event featured on national Take Pride In America website
  • Program marketing, public relations, and promotion underway
  • Additional 2005 interagency events identified: April 2 – Red Rock Day at Red Rock Canyon Conservation Area April 15 – Stewardship Saturday at Moapa Valley National Wildlife Refuge June 4 – National


Climate Change In Metropolitan Boston, Paul Kirshen, Matthias Ruth, William Anderson Mar 2005

Climate Change In Metropolitan Boston, Paul Kirshen, Matthias Ruth, William Anderson

New England Journal of Public Policy

Even though urban infrastructure systems are important and are designed according to socioeconomic and environmental conditions that are very sensitive to climate, there have been few major integrated assessments of the impacts of climate change on metropolitan infrastructure systems and services and possible adaptations. An analysis of the Boston metro area found that adaptation actions taken before full climate-change impacts occur will result in fewer expected negative impacts to the region than waiting for major impacts to occur. Adaptation of infrastructure to climate change must also consider land use management, environmental and socioeconomic impacts, equity, and adaptation actors and institutions. …


An Information Extraction Approach To Reorganizing And Summarizing Specifications, Krishnaprasad Thirunarayan, Aaron Berkovich, Dan Z. Sokol Mar 2005

An Information Extraction Approach To Reorganizing And Summarizing Specifications, Krishnaprasad Thirunarayan, Aaron Berkovich, Dan Z. Sokol

Kno.e.sis Publications

Materials and Process Specifications are complex semi-structured documents containing numeric data, text, and images. This article describes a coarse-grain extraction technique to automatically reorganize and summarize spec content. Specifically, a strategy for semantic-markup, to capture content within a semantic ontology, relevant to semi-automatic extraction, has been developed and experimented with. The working prototypes were built in the context of Cohesia's existing software infrastructure, and use techniques from Information Extraction, XML technology, etc.


Divide-And-Approximate: A Novel Constraint Push Strategy For Iceberg Cube Mining, Ke Wang, Yuelong Jiang, Jeffrey Xu Yu, Guozhu Dong, Jiawei Han Mar 2005

Divide-And-Approximate: A Novel Constraint Push Strategy For Iceberg Cube Mining, Ke Wang, Yuelong Jiang, Jeffrey Xu Yu, Guozhu Dong, Jiawei Han

Kno.e.sis Publications

The iceberg cube mining computes all cells v, corresponding to GROUP BY partitions, that satisfy a given constraint on aggregated behaviors of the tuples in a GROUP BY partition. The number of cells often is so large that the result cannot be realistically searched without pushing the constraint into the search. Previous works have pushed antimonotone and monotone constraints. However, many useful constraints are neither antimonotone nor monotone. We consider a general class of aggregate constraints of the form f(v)θσ, where f is an arithmetic function of SQL-like aggregates and θ is one of <, ≤, ≥, > . We propose a …


Presentation To Friends Of Red Rock Canyon February 8, 2005, Nancy Flagg Feb 2005

Presentation To Friends Of Red Rock Canyon February 8, 2005, Nancy Flagg

Presentations (PLI)

University engages in selected SNPLMA projects as determined by the four federal agencies, which are:

  • Compatible with UNLV’s mission.
  • Enhance education and research.
  • Draw upon expertise of faculty, staff, and students.


Ecological Science And Sustainability For The 21st Century, Margaret A. Palmer, Emily S. Bernhardt, Elizabeth A. Chornesky, Scott L. Collins, Andrew P. Dobson, Clifford S. Duke, Barry D. Gold, Robert B. Jacobson, Sharon E. Kingsland, Rhonda H. Kranz, Michael J. Mappin, M. Luisa Martinez, Florenza Micheli, Jennifer L. Morse, Michael L. Pace, Mercedes Pascual, Stephen S. Palumbi, Oj Reichman, Alan R. Townsend, Monica G. Turner Feb 2005

Ecological Science And Sustainability For The 21st Century, Margaret A. Palmer, Emily S. Bernhardt, Elizabeth A. Chornesky, Scott L. Collins, Andrew P. Dobson, Clifford S. Duke, Barry D. Gold, Robert B. Jacobson, Sharon E. Kingsland, Rhonda H. Kranz, Michael J. Mappin, M. Luisa Martinez, Florenza Micheli, Jennifer L. Morse, Michael L. Pace, Mercedes Pascual, Stephen S. Palumbi, Oj Reichman, Alan R. Townsend, Monica G. Turner

Environmental Science and Management Faculty Publications and Presentations

Ecological science has contributed greatly to our understanding of the natural world and the impact of humans on that world. Now, we need to refocus the discipline towards research that ensures a future in which natural systems and the humans they include coexist on a more sustainable planet. Acknowledging that managed ecosystems and intensive exploitation of resources define our future, ecologists must play a greatly expanded role in communicating their research and influencing policy and decisions that affect the environment. To accomplish this, they will have to forge partnerships at scales and in forms they have not traditionally used. These …


Southern Nevada Interagency Partnership & Interagency Volunteer Program, Public Lands Institute Feb 2005

Southern Nevada Interagency Partnership & Interagency Volunteer Program, Public Lands Institute

Get Outdoors Nevada

The Interagency Volunteer Program – with the coordination of a full-time project manager – expects to work collectively in recruiting, training, managing, supporting, recognizing, and promoting the long-term involvement of volunteers in Southern Nevada, which will result in increased conservation stewardship on these unique public lands.


Presentation To Outside Las Vegas Foundation January 31, 2005, Public Lands Institute Jan 2005

Presentation To Outside Las Vegas Foundation January 31, 2005, Public Lands Institute

Presentations (PLI)

The Public Lands Institute is dedicated to strengthening the national fabric that is essential for the protection, conservation, and management of public lands.


In Search Of Sustainable Water Management: International Lessons For The American West And Beyond, Douglas S. Kenney Jan 2005

In Search Of Sustainable Water Management: International Lessons For The American West And Beyond, Douglas S. Kenney

Books, Reports, and Studies

This digital resource contains only an abstract, cover image and table of contents information from the published book.

Print copy of book is available in the University of Colorado’s Wise Law Library: http://lawpac.colorado.edu/record=b279300~S0

Contents: Water policy and cultural exchange : transferring lessons from around the world to the western United States / James L. Wescoat Jr. -- Roles for the public and private sectors in water allocation : lessons from around the world / Charles W. Howe, Helen Ingram -- Integrating environmental and other public values in water allocation and management decisions / David H. Getches, Sarah B. Van de …


The 19th Century Excavation Of Kent's Cavern, England, Donald A. Mcfarlane, Joyce Lundberg Jan 2005

The 19th Century Excavation Of Kent's Cavern, England, Donald A. Mcfarlane, Joyce Lundberg

WM Keck Science Faculty Papers

Between 1858 and 1880, William Pengelly developed revolutionary new techniques for the archeological and paleontological excavation of cave deposits. His work at Brixham Cave and Kent’s Cavern, England, yielded tens of thousands of specimens from the mid-Pleistocene to the Holocene, settled the intellectual debate over the co-existence of humans and extinct mammals, and accumulated an unparalleled resource for continued study. Although the Brixham Cave work was thoroughly summarized in print, Pengelly never published the plans of his much more thorough and extensive excavations at Kent’s Cavern. Here we present a reconstructed plan of the Pengelly excavations that we hope will …


Back Cover Jan 2005

Back Cover

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


A Random Rotation Perturbation Approach To Privacy Preserving Data Classification, Keke Chen, Ling Liu Jan 2005

A Random Rotation Perturbation Approach To Privacy Preserving Data Classification, Keke Chen, Ling Liu

Kno.e.sis Publications

This paper presents a random rotation perturbation approach for privacy preserving data classification. Concretely, we identify the importance of classification-specific information with respect to the loss of information factor, and present a random rotation perturbation framework for privacy preserving data classification. Our approach has two unique characteristics. First, we identify that many classification models utilize the geometric properties of datasets, which can be preserved by geometric rotation. We prove that the three types of classifiers will deliver the same performance over the rotation perturbed dataset as over the original dataset. Second, we propose a multi-column privacy model to address the …


Meteor-S Wsdi: A Scalable P2p Infrastructure Of Registries For Semantic Publication And Discovery Of Web Services, Kunal Verma, Kaarthik Sivashanmugam, Amit P. Sheth, Abhijit Patil, Swapna Oundhakar, John Miller Jan 2005

Meteor-S Wsdi: A Scalable P2p Infrastructure Of Registries For Semantic Publication And Discovery Of Web Services, Kunal Verma, Kaarthik Sivashanmugam, Amit P. Sheth, Abhijit Patil, Swapna Oundhakar, John Miller

Kno.e.sis Publications

Web services are the new paradigm for distributed computing. They have much to offer towards interoperability of applications and integration of large scale distributed systems. To make Web services accessible to users, service providers use Web service registries to publish them. Current infrastructure of registries requires replication of all Web service publications in all Universal Business Registries. Large growth in number of Web services as well as the growth in the number of registries would make this replication impractical. In addition, the current Web service discovery mechanism is inefficient, as it does not support discovery based on the capabilities of …


Wsdl-S: Adding Semantics To Wsdl, John Miller, Kunal Verma, Preeda Rajasekaran, Amit P. Sheth, Rohit Aggarwal, Kaarthik Sivashanmugam Jan 2005

Wsdl-S: Adding Semantics To Wsdl, John Miller, Kunal Verma, Preeda Rajasekaran, Amit P. Sheth, Rohit Aggarwal, Kaarthik Sivashanmugam

Kno.e.sis Publications

Web services have primarily been designed for providing inter-operability between business applications. Current technologies assume a large amount of human interaction, for integrating two applications. This is primarily due to the fact that business process integration requires understanding of data and functions of the involved entities. Semantic Web technologies, powered by description logic based languages like OWL[1], aim to add greater meaning to Web content, by annotating the data with ontologies. Ontologies provide a mechanism of providing shared conceptualizations of domains. This allows agents to get an understanding of users’ Web content and greatly reduces human interaction for meaningful Web …


Cover - Table Of Contents Jan 2005

Cover - Table Of Contents

Journal of the Iowa Academy of Science: JIAS

No abstract provided.


Non-Verbal Communication With Autistic Children Using Digital Libraries, Gondy A. Leroy, John Huang '05, Serena Chuang '05, Marjorie H. Charlop Jan 2005

Non-Verbal Communication With Autistic Children Using Digital Libraries, Gondy A. Leroy, John Huang '05, Serena Chuang '05, Marjorie H. Charlop

CGU Faculty Publications and Research

Autism spectrum disorder (ASD) has become one of the most prevalent mental disorders over the last few years and its prevalence is still growing. The disorder is characterized by a wide variety of symptoms such as lack of social behavior, extreme withdrawal, and problems communicating. Because of the diversity in symptoms and the wide variety in severity for those, each autistic child has different needs and requires individualized therapy. This leads to long waiting lists for therapy.


Level Mapping Characterizations Of Selector-Generated Models For Logic Programs, Sibylle Schwarz, Pascal Hitzler Jan 2005

Level Mapping Characterizations Of Selector-Generated Models For Logic Programs, Sibylle Schwarz, Pascal Hitzler

Computer Science and Engineering Faculty Publications

Assigning semantics to logic programs via selector generated models (Schwarz 2002/2003) extends several semantics, like the stable, the inflationary, and the stable generated semantics, to programs with arbitrary formulae in rule heads and bodies. We study this approach by means of a unifying framework for characterizing different logic programming semantics using level mappings (Hitzler and Wendt 200x, Hitzler 2003), thereby supporting the claim that this framework is very flexible and applicable to very diversely defined semantics.


Achieving Effective Asset Management For Water And Wastewater Utilities: A Comparison Of Policy Options For A Special District And A Medium City, Cari K Dale Jan 2005

Achieving Effective Asset Management For Water And Wastewater Utilities: A Comparison Of Policy Options For A Special District And A Medium City, Cari K Dale

Theses Digitization Project

This project developed a model for effective asset management drawn from successful programs in the United States, Australia, and New Zealand. Asset management practices were examined at the City of Ontario Utilities Department; a medium sized utility, and also at the Rainbow Municipal Water District, a small sized utility. Gaps between the ideal model and the existing practices were investigated.


Too Quick? Log Analysis Of Quick Links From An Academic Library Website, Jimmy Ghaphery Jan 2005

Too Quick? Log Analysis Of Quick Links From An Academic Library Website, Jimmy Ghaphery

VCU Libraries Faculty and Staff Publications

Since the summer of 2001, Virginia Commonwealth University Libraries has offered a “Quick Links” menu in the top right-hand side of many of its pages. Transaction log files have been run in order to analyze the use of the Quick Links, and several changes have been made based on those logs. This article will discuss those findings and offer contextual ideas for the use of Quick Links in comparison to the rest of the library website.


The Semantic Web In One Day, York Sure, Pascal Hitzler, Andreas Eberhart, Rudi Studer Jan 2005

The Semantic Web In One Day, York Sure, Pascal Hitzler, Andreas Eberhart, Rudi Studer

Computer Science and Engineering Faculty Publications

To gain momentum, technologies for building private semantic Webs or parts of the World Wide semantic Web must become a commodity and easy to integrate. To determine just how far semantic Web technologies have come, we wanted to create a snapshot of what you could do by applying and assembling existing semantic Web technologies - in one day.