CiteWeb

WorldWeb citation database

Publications in 2006

Page 1
Convex Optimization

Boyd, Vandenberghe, Faybusovich

Compressed sensing

Suppose x is an unknown vector in Ropf m (a digital image or signal); we plan to measure n general linear functionals of x and then reconstruct. If x is known to be compressible by transform coding with a known transform, and we reconstruct via the nonlinear...

Induction of Pluripotent Stem Cells from Mouse Embryonic and Adult Fibroblast Cultures by Defined Factors

SummaryDifferentiated cells can be reprogrammed to an embryonic-like state by transfer of nuclear contents into oocytes or by fusion with embryonic stem (ES) cells. Little is known about factors that induce this reprogramming. Here, we demonstrate induction...

Ant colony optimization

Swarm intelligence is a relatively new approach to problem solving that takes inspiration from the social behaviors of insects and of other animals. In particular, ants have inspired a number of methods and techniques among which the most studied and...

Generalized Linear Models

SUMMARY The technique of iterative weighted linear regression can be used to obtain maximum likelihood estimates of the parameters with observations distributed according to some exponential family and systematic effects that can be made linear by a suitable...

Prevalence of overweight and obesity in the United States, 1999-2004.

Context The prevalence of overweight in children and adolescents and obesity in adults in the United States has increased over several decades.Objective To provide current estimates of the prevalence and trends of overweight in children and adolescents...

Robust uncertainty principles: exact signal reconstruction from highly incomplete frequency information

This paper considers the model problem of reconstructing an object from incomplete frequency samples. Consider a discrete-time signal f/spl isin/C/sup N/ and a randomly chosen set of frequencies /spl Omega/. Is it possible to reconstruct f from the partial...

RAxML-VI-HPC: maximum likelihood-based phylogenetic analyses with thousands of taxa and mixed models

Summary: RAxML-VI-HPC (randomized axelerated maximum likelihood for high performance computing) is a sequential and parallel program for inference of large phylogenies with maximum likelihood (ML). Low-level technical optimizations, a modification of...

An introduction to ROC analysis

Receiver operating characteristics (ROC) graphs are useful for organizing classifiers and visualizing their performance. ROC graphs are commonly used in medical decision making, and in recent years have been used increasingly in machine learning and data...

Graphene-based composite materials

Sasha Stankovich, Dmitriy A. Dikin, Geoffrey H. B. Dommett, Kevin M. Kohlhaas, Eric J. Zimney, Eric A. Stach, Richard D. Piner, SonBinh T. Nguyen, Rodney S. Ruoff

Oncomirs — microRNAs with a role in cancer

MicroRNAs (miRNAs) are an abundant class of small non-protein-coding RNAs that function as negative gene regulators. They regulate diverse biological processes, and bioinformatic data indicates that each miRNA can control hundreds of gene targets, underscoring...

The SWISS-MODEL workspace: a web-based environment for protein structure homology modelling

Motivation: Homology models of proteins are of great interest for planning and analysing biological experiments when no experimental three-dimensional structures are available. Building homology models requires specialized programs and up-to-date sequence...

Goodman and Gilman's the pharmacological basis of therapeutics

Louis S. Goodman, Alfred G. Gilman, Alfred G. Gilman, T. W. Rall, Alan S. Nies, Palmer Taylor

SURF: speeded up robust features

In this paper, we present a novel scale- and rotation-invariant interest point detector and descriptor, coined SURF (Speeded Up Robust Features). It approximates or even outperforms previously proposed schemes with respect to repeatability, distinctiveness,...

Raman spectrum of graphene and graphene layers

Graphene is the two-dimensional building block for carbon allotropes of every other dimensionality. We show that its electronic structure is captured in its Raman spectrum that clearly evolves with the number of layers. The D peak second order changes...

Reciprocal developmental pathways for the generation of pathogenic effector TH17 and regulatory T cells.

Estelle Bettelli, Yijun Carrier, Wenda Gao, Thomas Korn, Terry B. Strom, Mohamed Oukka, Howard L. Weiner, Vijay K. Kuchroo

MicroRNA signatures in human cancers

MicroRNA (miRNA ) alterations are involved in the initiation and progression of human cancer. The causes of the widespread differential expression of miRNA genes in malignant compared with normal cells can be explained by the location of these genes in...

Cancer Statistics, 2006†

Each year, the American Cancer Society estimates the number of new cancer cases and deaths expected in the United States in the current year and compiles the most recent data on cancer incidence, mortality, and survival based on incidence data from the...

The calculation of small molecular interactions by the differences of separate total energies. Some procedures with reduced errors

A new direct difference method for the computation of molecular interactions has been based on a bivariational transcorrelated treatment, together with special methods for the balancing of other errors. It appears that these new features can give a strong...

Positive Accounting Theory

Jerold L. Zimmerman

Global and regional burden of disease and risk factors, 2001: systematic analysis of population health data

Our aim was to calculate the global burden of disease and risk factors for 2001, to examine regional trends from 1990 to 2001, and to provide a starting point for the analysis of the Disease Control Priorities Project (DCPP).

Assessment and Classroom Learning

This article is a review of the literature on classroom formative assessment. Several studies show firm evidence that innovations designed to strengthen the frequent feedback that students receive about their learning yield substantial learning gains....

Controlling Electromagnetic Fields

Using the freedom of design that metamaterials provide, we show how electromagnetic fields can be redirected at will and propose a design strategy. The conserved fields—electric displacement field D , magnetic induction field B , and Poynting vector...

American Society of Clinical Oncology/College of American Pathologists Guideline Recommendations for Human Epidermal Growth Factor Receptor 2 Testing in Breast Cancer

PURPOSE: To develop a guideline to improve the accuracy of human epidermal growth factor receptor 2 (HER2) testing in invasive breast cancer and its utility as a predictive marker. METHODS: The American Society of Clinical Oncology and the College of...

Beyond Bags of Features: Spatial Pyramid Matching for Recognizing Natural Scene Categories

This paper presents a method for recognizing scene categories based on approximate global geometric correspondence. This technique works by partitioning the image into increasingly fine sub-regions and computing histograms of local features found inside...

Estimating Standard Errors in Finance Panel Data Sets: Comparing Approaches

In corporate finance and asset pricing empirical work, researchers are often confronted with panel data. In these data sets, the residuals may be correlated across firms or across time, and OLS standard errors can be biased. Historically, the two literatures...

NeXt generation/dynamic spectrum access/cognitive radio wireless networks: a survey

Today's wireless networks are characterized by a fixed spectrum assignment policy. However, a large portion of the assigned spectrum is used sporadically and geographical variations in the utilization of assigned spectrum ranges from 15% to 85% with a...

Projections of global mortality and burden of disease from 2002 to 2030.

Global and regional projections of mortality and burden of disease by cause for the years 2000 2010 and 2030 were published by Murray and Lopez in 1996 as part of the Global Burden of Disease project. These projections which are based on 1990 data continue...

Maximum entropy modeling of species geographic distributions

The availability of detailed environmental data, together with inexpensive and powerful computers, has fueled a rapid increase in predictive modeling of species environmental requirements and geographic distributions. For some species, detailed presence/absence...

Five Misunderstandings About Case-Study Research

This examines five common misunderstandings about case-study research: (a) theoretical knowledge is more valuable than practical knowledge; (b) one cannot generalize from a single case, therefore, the single-case study cannot contribute to scientific...

Toxic Potential of Materials at the Nanolevel

Nanomaterials are engineered structures with at least one dimension of 100 nanometers or less. These materials are increasingly being used for commercial purposes such as fillers, opacifiers, catalysts, semiconductors, cosmetics, microelectronics, and...

How useful is SBF in predicting in vivo bone bioactivity

The bone-bonding ability of a material is often evaluated by examining the ability of apatite to form on its surface in a simulated body fluid (SBF) with ion concentrations nearly equal to those of human blood plasma. However, the validity of this method...

The origins and the future of microfluidics

The origins and the future of microfluidics

Statistical Comparisons of Classifiers over Multiple Data Sets

While methods for comparing two learning algorithms on a single data set have been scrutinized for quite some time already, the issue of statistical tests for comparisons of more algorithms on multiple data sets, which is even more essential to typical...

Glioma stem cells promote radioresistance by preferential activation of the DNA damage response

Shideng Bao, Qiulian Wu, Roger E. McLendon, Yueling Hao, Qing Shi, Anita B. Hjelmeland, Mark W. Dewhirst, Darell D. Bigner, Jeremy N. Rich

Intensive Insulin Therapy in the Medical ICU

Background Intensive insulin therapy reduces morbidity and mortality in patients in surgical intensive care units (ICUs), but its role in patients in medical ICUs is unknown. Methods In a prospective, randomized, controlled study of adult patients admitted...

INTCAL98 radiocarbon age calibration, 24,000-0 cal BP.

The focus of this paper is the conversion of radiocarbon ages to calibrated (cal) ages for the interval 24,000-0 cal BP (Before Present, 0 cal BP = AD 1950), based upon a sample set of dendrochronologically dated tree...

Free radicals, metals and antioxidants in oxidative stress-induced cancer

Oxygen-free radicals, more generally known as reactive oxygen species (ROS) along with reactive nitrogen species (RNS) are well recognised for playing a dual role as both deleterious and beneficial species. The “two-faced” character of ROS is substantiated...

Multiferroic and magnetoelectric materials

W. Eerenstein, N. D. Mathur, J. F. Scott

Principal components analysis corrects for stratification in genome-wide association studies

Population stratification—allele frequency differences between cases and controls due to systematic ancestry differences—can cause spurious associations in disease studies. We describe a method that enables explicit detection and correction of population...

A microRNA expression signature of human solid tumors defines cancer gene targets

Stefano Volinia, George A. Calin, Chang-Gong Liu, Stefan Ambs, Amelia Cimmino, Fabio Petrocca, Rosa Visone, Marilena V. Iorio, Claudia Roldo, Manuela Ferracin, Robyn L. Prueitt, Nozumu Yanaihara, Giovanni Lanza, Aldo Scarpa, Andrea Vecchione, Massimo Negrini, Curtis C. Harris, Carlo M. Croce

The plant immune system

Jonathan D. G. Jones, Jeffery L. Dangl

Near-Optimal Signal Recovery From Random Projections: Universal Encoding Strategies?

Suppose we are given a vector f in a class FsubeRopf N , e.g., a class of digital signals or digital images. How many linear measurements do we need to make about f to be able to recover f to within precision epsi in the Euclidean (lscr 2 ) metric? This...

Functional Bowel Disorders

Employing a consensus approach, our working team critically considered the available evidence and multinational expert criticism, revised the Rome II diagnostic criteria for the functional bowel disorders, and updated diagnosis and treatment recommendations....

Powering the planet: Chemical challenges in solar energy utilization

Global energy consumption is projected to increase, even in the face of substantial declines in energy intensity, at least 2-fold by midcentury relative to the present because of population and economic growth. This demand could be met, in principle,...

Metamaterial Electromagnetic Cloak at Microwave Frequencies

Recently published theory has suggested that a cloak of invisibility is in principle possible, at least over a narrow frequency band. We present here the first practical realization of such a cloak: in our demonstration, a copper cylinder is ‘hidden’...

Electronic Confinement and Coherence in Patterned Epitaxial Graphene

Ultrathin epitaxial graphite was grown on single-crystal silicon carbide by vacuum graphitization. The material can be patterned using standard nanolithography methods. The transport properties, which are closely related to those of carbon nanotubes,...

Standards of Medical Care in Diabetes

I write in reference to the recently updated and circulated “Standards of Medical Care in Diabetes,” in particular part II, “Screening for Diabetes,” which were recently updated and published in the American Diabetes Association (ADA) 2006 Clinical...

$rm K$ -SVD: An Algorithm for Designing Overcomplete Dictionaries for Sparse Representation

In recent years there has been a growing interest in the study of sparse representation of signals. Using an overcomplete dictionary that contains prototype signal-atoms, signals are described by sparse linear combinations of these atoms. Applications...

Construction of Escherichia coli K-12 in-frame, single-gene knockout mutants: the Keio collection

We have systematically made a set of precisely defined, single‐gene deletions of all nonessential genes in Escherichia coli K‐12. Open‐reading frame coding regions were replaced with a kanamycin cassette flanked by FLP recognition target sites by...

Ecological and Evolutionary Responses to Recent Climate Change

Ecological changes in the phenology and distribution of plants and animals are occurring in all well-studied marine, freshwater, and terrestrial groups. These observed changes are heavily biased in the directions predicted from global warming and have...

An obesity-associated gut microbiome with increased capacity for energy harvest.

The worldwide obesity epidemic is stimulating efforts to identify host and environmental factors that affect energy balance. Comparisons of the distal gut microbiota of genetically obese mice and their lean littermates, as well as those of obese and lean...

Discussion; reporting of C-14 data.

Standards for reporting C-14 age determinations are discussed. All dates should be related either directly or indirectly to the NBS oxalic acid standard. Corrections for isotopic fractionation are also desirable. For some materials, particularly marine...

The governance of global value chains

This article builds a theoretical framework to help explain governance patterns in global value chains. It draws on three streams of literature – transaction costs economics, production networks, and technological capability and firm-level learning...

Novel methods improve prediction of species’ distributions from occurrence data

Prediction of species' distributions is central to diverse applications in ecology, evolution and conservation science. There is increasing electronic access to vast sets of occurrence records in museums and herbaria, yet little effective guidance on...

ACC/AHA 2006 Guidelines for the Management of Patients With Valvular Heart Disease A Report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 1998 Guidelines for the Ma

Robert O. Bonow, Blase A. Carabello, Kanu Chatterjee, Antonio C. de Leon, David P. Faxon, Michael D. Freed, William H. Gaasch, Bruce W. Lytle, Rick A. Nishimura, Patrick T. O’Gara, Robert A. O’Rourke, Pravin M. Shah, Jack S. Shanewise

Object tracking: A survey

The goal of this article is to review the state-of-the-art tracking methods, classify them into different categories, and identify new trends. Object tracking, in general, is a challenging problem. Difficulties in tracking objects can arise due to abrupt...

Inflammation and insulin resistance

Steven E. Shoelson, Jongsoon Lee, Allison B. Goldfine

A fast learning algorithm for deep belief nets

We show how to use "complementary priors" to eliminate the explaining-away effects that make inference difficult in densely connected belief nets that have many hidden layers. Using complementary priors, we derive a fast, greedy algorithm that can learn...

Risk as Feelings

Virtually all current theories of choice under risk or uncertainty are cognitive and consequentialist. They assume that people assess the desirability and likelihood of possible outcomes of choice alternatives and integrate this information through some...

Introduction to Discrete Event Systems

Introduction to Discrete Event Systems is a comprehensive introduction to the field of discrete event systems, offering a breadth of coverage that makes the material accessible to readers of varied backgrounds. The book emphasizes a unified modeling framework...

Synthesis of transportation fuels from biomass: chemistry, catalysts, and engineering.

ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Economic Origins of Dictatorship and Democracy

This book develops a framework for analyzing the creation and consolidation of democracy. Different social groups prefer different political institutions because of the way they allocate political power and resources. Thus democracy is preferred by the...

Imaging Intracellular Fluorescent Proteins at Nanometer Resolution

We introduce a method for optically imaging intracellular proteins at nanometer spatial resolution. Numerous sparse subsets of photoactivatable fluorescent protein molecules were activated, localized (to ∼2 to 25 nanometers), and then bleached. The...

How to Do xtabond2: An Introduction to "Difference" and "System" GMM in Stata

The Arellano-Bond (1991) and Arellano-Bover (1995)/Blundell-Bond (1998) linear generalized method of moments (GMM) estimators are increasingly popular. Both are general estimators designed for situations with "small T, large N" panels, meaning few time...

Technological Pedagogical Content Knowledge: A Framework for Teacher Knowledge

Research in the area of educational technology has often been critiqued for a lack of theoretical grounding. In this article we propose a conceptual framework for educational technology by building on Shulman’s formulation of ‘‘pedagogical content...

Global variation in copy number in the human genome

Richard Redon, Shumpei Ishikawa, Karen R. Fitch, Lars Feuk, George H. Perry, T. Daniel Andrews, Heike Fiegler, Michael H. Shapero, Andrew R. Carson, Wenwei Chen, Eun Kyung Cho, Stephanie Dallaire, Jennifer L. Freeman, Juan R. González, Mònica Gratacòs, Jing Huang, Dimitrios Kalaitzopoulos, Daisuke Komura, Jeffrey R. MacDonald, Christian R. Marshall, Rui Mei, Lyndal Montgomery, Kunihiro Nishimura, Kohji Okamura, Fan Shen, Martin J. Somerville, Joelle Tchinda, Armand Valsesia, Cara Woodwark, Fengtang Yang, Junjun Zhang, Tatiana Zerjal, Jane Zhang, Lluís Armengol, Donald F. Conrad, Xavier Estivill, Chris Tyler-Smith, Nigel P. Carter, Hiroyuki Aburatani, Charles Lee, Keith W. Jones, Stephen W. Scherer, Matthew E. Hurles

Protein Misfolding, Functional Amyloid, and Human Disease

Peptides or proteins convert under some conditions from their soluble forms into highly ordered fibrillar aggregates. Such transitions can give rise to pathological conditions ranging from neurodegenerative disorders to systemic amyloidoses. In this review,...

Perioperative Chemotherapy versus Surgery Alone for Resectable Gastroesophageal Cancer

From the Departments of Medicine (D.C., Y.J.C.) and Surgery (W.H.A., J.N.T.), Royal Marsden Hospital, Surrey and London; the Background A regimen of epirubicin, cisplatin, and infused fluorouracil (ECF) improves sur- vival among patients with incurable...

Five-Year Follow-up of Patients Receiving Imatinib for Chronic Myeloid Leukemia

Background The cause of chronic myeloid leukemia (CML) is a constitutively active BCR-ABL tyrosine kinase. Imatinib inhibits this kinase, and in a short-term study was superior to interferon alfa plus cytarabine for newly diagnosed CML in the chronic...

A simple Cooperative diversity method based on network path selection

Cooperative diversity has been recently proposed as a way to form virtual antenna arrays that provide dramatic gains in slow fading wireless environments. However, most of the proposed solutions require distributed space-time coding algorithms, the careful...

Health benefits of physical activity: the evidence

Darren E. R. Warburton, Crystal Whitney Nicol, Shannon S.D. Bredin

The Path Forward for Biofuels and Biomaterials

Biomass represents an abundant carbon-neutral renewable resource for the production of bioenergy and biomaterials, and its enhanced use would address several societal needs. Advances in genetics, biotechnology, process chemistry, and engineering are leading...

A Bivalent Chromatin Structure Marks Key Developmental Genes in Embryonic Stem Cells

The most highly conserved noncoding elements (HCNEs) in mammalian genomes cluster within regions enriched for genes encoding developmentally important transcription factors (TFs). This suggests that HCNE-rich regions may contain key regulatory controls...

Solid Phase Peptide Synthesis

The last two decades have been an era of rapid progress in peptide research. This era was begun by the work of Sanger on the amino acid sequence determination of insulin and by du Vigneaud on the structure determination and synthesis of oxytocin. This...

The Capital Asset Pricing Model: Some Empirical Tests

Michael C. Jensen, Fischer Black, Myron S. Scholes

Anomalous low-temperature thermal properties of glasses and spin glasses

We show that a linear specific heat at low temperatures for glass follows naturally from general considerations on the glassy state. From the same considerations we obtain the experimentally observed anomalous low-temperature thermal conductivity, and...

A Meta-Analytic Test of Intergroup Contact Theory

The present article presents a meta-analytic test of intergroup contact theory. With 713 independent samples from 515 studies, the meta-analysis finds that intergroup contact typically reduces intergroup prejudice. Multiple tests indicate that this finding...

Design Rules for Donors in Bulk‐Heterojunction Solar Cells—Towards 10 % Energy‐Conversion Efficiency

There has been an intensive search for cost-effective photovoltaics since the development of the first solar cells in the 1950s. [1–3] Among all alternative technologies to silicon-based pn-junction solar cells, organic solar cells could lead the most...

Resveratrol improves health and survival of mice on a high-calorie diet

This work has been made available to the staff and students of the University of Sydney for the purposes of research and study only. It constitutes material that is held by the University for the purposes of reporting for HERDC and the ERA. This work...

Fibroblasts in cancer

Raghu Kalluri, Michael Zeisberg

Suppression of basal autophagy in neural cells causes neurodegenerative disease in mice

Taichi Hara, Kenji Nakamura, Makoto Matsui, Akitsugu Yamamoto, Yohko Nakahara, Rika Suzuki-Migishima, Minesuke Yokoyama, Kenji Mishima, Saito I, Hideyuki Okano, Noboru Mizushima

Understanding Interaction Models: Improving Empirical Analyses

Thomas Brambor, William Roberts Clark, Matt Golder

ACC/AHA/ESC 2006 Guidelines for the Management of Patients With Atrial Fibrillation A Report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and the European Society of Cardiology Committee for Pract

Valentin Fuster, Lars Rydén, David S. Cannom, Harry J.G.M. Crijns, Anne B. Curtis, Kenneth A. Ellenbogen, Jonathan L. Halperin, Jean-Yves Le Heuzey, G. Neal Kay, James E. Lowe, S. Bertil Olsson, Eric N. Prystowsky, Juan Tamargo, Samuel Wann, Acc, Aha Task Force Members, Sidney C. Smith, Alice K. Jacobs, Cynthia D. Adams, Jeffery L. Anderson, Elliott M. Antman, Sharon A. Hunt, Rick A. Nishimura, Joseph P. Ornato, Richard L. Page, Barbara Riegel, Silvia G. Priori, Jean-Jacques Blanc, Andrzej Budaj, A. John Camm, Veronica Dean, Jaap W. Deckers, Catherine Despres, John Lekakis, Keith McGregor, Marco Metra, Joao Morais, A. Osterspey, Jose Luis Zamorano

miRBase: microRNA sequences, targets and gene nomenclature

The miRBase database aims to provide integrated interfaces to comprehensive microRNA sequence data, annotation and predicted gene targets. miRBase takes over functionality from the microRNA Registry and fulfils three main roles: the miRBase Registry acts...

Dynamics of dark energy

We review in detail a number of approaches that have been adopted to try and explain the remarkable observation of our accelerating universe. In particular we discuss the arguments for and recent progress made towards understanding the nature of dark...

Folding DNA to create nanoscale shapes and patterns

‘Bottom-up fabrication’, which exploits the intrinsic properties of atoms and molecules to direct their self-organization, is widely used to make relatively simple nanostructures. A key goal for this approach is to create nanostructures of high complexity,...

Energy Gaps in Graphene Nanoribbons

Based on a first-principles approach, we present scaling rules for the band gaps of graphene nanoribbons (GNRs) as a function of their widths. The GNRs considered have either armchair or zigzag shaped edges on both sides with hydrogen passivation. Both...

Adaptation, adaptive capacity and vulnerability

This paper reviews the concept of adaptation of human communities to global changes, especially climate change, in the context of adaptive capacity and vulnerability. It focuses on scholarship that contributes to practical implementation of adaptations...

Relaxed Phylogenetics and Dating with Confidence

In phylogenetics, the unrooted model of phylogeny and the strict molecular clock model are two extremes of a continuum. Despite their dominance in phylogenetic inference, it is evident that both are biologically unrealistic and that the real evolutionary...

Cancer Cell Imaging and Photothermal Therapy in the Near-Infrared Region by Using Gold Nanorods

Due to strong electric fields at the surface, the absorption and scattering of electromagnetic radiation by noble metal nanoparticles are strongly enhanced. These unique properties provide the potential of designing novel optically active reagents for...

Heart Disease and Stroke Statistics—2006 Update

1. About These Statistics2. Cardiovascular Diseases3. Coronary Heart Disease, Acute Coronary Syndrome and Angina Pectoris4. Stroke and Stroke in Children5. High Blood Pressure (and End-Stage Renal Disease)6. Congenital Cardiovascular Defects7. ...

Geometric numerical integration : structure-preserving algorithms for ordinary differential equations

Numerical methods that preserve properties of Hamiltonian systems, reversible systems, differential equations on manifolds and problems with highly oscillatory solutions are the subject of this book. A complete self-contained theory of symplectic and...

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