CiteWeb

WorldWeb citation database

Publications in 1997

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Gapped BLAST and PSI-BLAST: a new generation of protein database search programs

The BLAST programs are widely used tools for searching protein and DNA databases for sequence similarities. For protein comparisons, a variety of definitional, algorithmic and statistical refinements described here permits the execution time of the BLAST...

The CLUSTAL_X Windows Interface: Flexible Strategies for Multiple Sequence Alignment Aided by Quality Analysis Tools

CLUSTAL X is a new windows interface for the widely-used progressive multiple sequence alignment program CLUSTAL W. The new system is easy to use, providing an integrated system for performing multiple sequence and profile alignments and analysing the...

Processing of X-ray diffraction data collected in oscillation mode

X-ray data can be collected with zero-, one-, and two-dimensional detectors, zero-dimensional (single counter) being the simplest and two-dimensional the most efficient in terms of measuring diffracted X-rays in all directions. To analyze the single-crystal...

Dynamic Capabilities and Strategic Management

The dynamic capabilities framework analyzes the sources and methods of wealth creation and capture by private enterprise firms operating in environments of rapid technological change. The competitive advantage of firms is seen as resting on distinctive...

An economic theory of democracy

Downs presents a rational calculus of voting that has inspired much of the later work on voting and turnout. Particularly significant was his conclusion that a rational voter should almost never bother to vote. This conclusion, especially as elaborated...

Self-organizing maps

Teuvo Kohonen, M. R. Schroeder, Tingwen Huang

The value of the world's ecosystem services and natural capital

Robert Costanza, Rudolf de Groot, Stephen Farberk, Monica Grasso, Bruce Hannon, Karin E. Limburg, Shahid Naeem, José M. Paruelo, Robert G. Raskin, Paul Suttonkk, Marjan van den Belt

Differential Evolution – A Simple and Efficient Heuristic for Global Optimization over Continuous Spaces

A new heuristic approach for minimizing possibly nonlinear and non-differentiable continuous space functions is presented. By means of an extensive testbed it is demonstrated that the new method converges faster and with more certainty than many other...

Isolation of Putative Progenitor Endothelial Cells for Angiogenesis

Putative endothelial cell (EC) progenitors or angioblasts were isolated from human peripheral blood by magnetic bead selection on the basis of cell surface antigen expression. In vitro, these cells differentiated into ECs. In animal models of ischemia,...

Nonlinear Control Systems

Alberto Isidori, M. Thoma, Eduardo D. Sontag, Bradley W. Dickinson, Alfred Fettweis, James L. Massey

Eigenfaces vs. Fisherfaces: recognition using class specific linear projection

We develop a face recognition algorithm which is insensitive to large variation in lighting direction and facial expression. Taking a pattern classification approach, we consider each pixel in an image as a coordinate in a high-dimensional space. We take...

Experimental and computational approaches to estimate solubility and permeability in drug discovery and development settings

Experimental and computational approaches to estimate solubility and permeability in discovery and development settings are described. In the discovery setting ‘the rule of 5’ predicts that poor absorption or permeation is more likely when there are...

The Large N Limit of Superconformal Field Theories and Supergravity

: We show that the large $N$ limit of certain conformal field theories in various dimensions include in their Hilbert space a sector describing supergravity on the product of Anti-deSitter spacetimes, spheres and other compact manifolds. This is shown...

Functional rafts in cell membranes

Kai Simons, Elina Ikonen

A Decision-Theoretic Generalization of On-Line Learning and an Application to Boosting

In the first part of the paper we consider the problem of dynamically apportioning resources among a set of options in a worst-case on-line framework. The model we study can be interpreted as a broad, abstract extension of the well-studied on-line prediction...

Linear Systems

From the Publisher:Designed for the graduate-level course,Linear Systems is thorough in both its depth and breadth of coverage. This text provides an introduction to systems theory with an emphasis on control theory. Its strong foundation in analysis...

Toward a Theory of Stakeholder Identification and Salience: Defining the Principle of who and What Really Counts

Stakeholder theory has been a popular heuristic for describing the management environment for years, but it has not attained full theoretical status. Our aim in this article is to contribute to a theory of stakeholder identification and salience based...

Neural network design

This book, by the authors of the Neural Network Toolbox for MATLAB, provides a clear and detailed coverage of fundamental neural network architectures and learning rules. In it, the authors emphasize a coherent presentation of the principal neural networks,...

Approximate Riemann solvers, parameter vectors, and difference schemes

Several numerical schemes for the solution of hyperbolic conservation laws are based on exploiting the information obtained by considering a sequence of Riemann problems. It is argued that in existing schemes much of this information is degraded and that...

On Persistence in Mutual Fund Performance

Using a sample free of survivor bias, the author demonstrates that common factors in stock returns and investment expenses almost completely explain persistence in equity mutual funds' mean and risk-adjusted returns. Darryll Hendricks, Jayendu Patel,...

Legal Determinants of External Finance

Using a sample of 49 countries, we show that countries with poorer investor protections, measured by both the character of legal rules and the quality of law enforcement, have smaller and narrower capital markets. These findings apply to both equity and...

The capsaicin receptor : a heat-activated ion channel in the pain pathway

Michael J. Caterina, Mark A. Schumacher, Makoto Tominaga, Tobias A. Rosen, Jon D. Levine, David Julius

Tabu Search

From the Publisher:This book explores the meta-heuristics approach called tabu search, which is dramatically changing our ability to solve a hostof problems that stretch over the realms of resource planning,telecommunications, VLSI design, financial analysis,...

Working Knowledge: How Organizations Manage What They Know

From the Publisher:The definitive primer on knowledge management, this book will establish the enduring vocabulary and concepts and serve as the hands-on resource of choice for fast companies that recognize knowledge as the only sustainable source of...

The psychophysics toolbox

The Psychophysics Toolbox is a software package that supports visual psychophysics. Its routines provide an interface between a high-level interpreted language (MATLAB on the Macintosh) and the video display hardware. A set of example programs is included...

Neuro-fuzzy and soft computing; a computational approach to learning and machine intelligence

Included in Prentice Hall's MATLAB Curriculum Series, this text provides a comprehensive treatment of the methodologies underlying neuro-fuzzy and soft computing. The book places equal emphasis on theoretical aspects of covered methodologies, empirical...

A human homologue of the Drosophila Toll protein signals activation of adaptive immunity

. Like Drosophila Toll, human Toll is a type I transmembrane protein with an extracellular domain consisting of a leucine-rich repeat (LRR) domain, and a cytoplasmic domain homologous to the cytoplasmic domain of the human interleukin (IL)-1 receptor....

Alternative projections of mortality and disability by cause 1990-2020: Global Burden of Disease Study

Summary Background Plausible projections of future mortality and disability are a useful aid in decisions on priorities for health research, capital investment, and training. Rates and patterns of ill health are determined by factors such as socioeconomic...

tRNAscan-SE: a program for improved detection of transfer RNA genes in genomic sequence.

We describe a program, tRNAscan-SE, which identifies 99‐100% of transfer RNA genes in DNA sequence while giving less than one false positive per 15 gigabases. Two previously described tRNA detection programs are used as fast, first-pass prefilters to...

Probing Single Molecules and Single Nanoparticles by Surface-Enhanced Raman Scattering

Optical detection and spectroscopy of single molecules and single nanoparticles have been achieved at room temperature with the use of surface-enhanced Raman scattering. Individual silver colloidal nanoparticles were screened from a large heterogeneous...

Ant colony system: a cooperative learning approach to the traveling salesman problem

This paper introduces the ant colony system (ACS), a distributed algorithm that is applied to the traveling salesman problem (TSP). In the ACS, a set of cooperating agents called ants cooperate to find good solutions to TSPs. Ants cooperate using an indirect...

Human Domination of Earth's Ecosystems

This article provides an overview of human effects on Earths ecosystems and presents specific policy recommendations concerning major human-dominated ecosystems. It is clear that humans control much of Earth and their activities affect the rest. This...

Good features to track

Jianbo Shi, C. Toamsi

Optimization by Vector Space Methods

From the Publisher:Engineers must make decisions regarding the distribution of expensive resources in a manner that will be economically beneficial. This problem can be realistically formulated and logically analyzed with optimization theory. This book...

Secure spread spectrum watermarking for multimedia

This paper presents a secure (tamper-resistant) algorithm for watermarking images, and a methodology for digital watermarking that may be generalized to audio, video, and multimedia data. We advocate that a watermark should be constructed as an independent...

Statistical Tests of Neutrality of Mutations Against Population Growth, Hitchhiking and Background Selection

The main purpose of this article is to present several new statistical tests of neutrality of mutations against a class of alternative models, under which DNA polymorphisms tend to exhibit excesses of rare alleles or young mutations. Another purpose is...

Analysis of incomplete multivariate data

David E. Booth, Joseph L. Schafer

Phospho‐olivines as Positive‐Electrode Materials for Rechargeable Lithium Batteries

Reversible extraction of lithium from LiFePO4 (triphylite) and insertion of lithium into FePO4 at 3.5 V vs. lithium at

Postwar U.S. Business Cycles: An Empirical Investigation

We propose a procedure for representing a time series as the sum of a smoothly varying trend component and a cyclical component. We document the nature of the comovements of the cyclical components of a variety of macroeconomic time series. We find that...

The Strengths and Difficulties Questionnaire: A Research Note

In the Millennium Cohort Study, ‘behaviour’ was measured using the Strengths and Difficulties Questionnaire. This paper describes this brief behavioural screening questionnaire that provides balanced coverage of children and young people's behaviours,...

Does Social Capital Have an Economic Payoff? A Cross-Country Investigation

This paper presents evidence that "social capital" matters for measurable economic performance, using indicators of trust and civic norms from the World Values Surveys for a sample of 29 market economies. Memberships in formal groups—Putnam's measure...

Crystal structure of the nucleosome core particle at 2.8 A resolution

K Luger, Armin W. Mäder, Robin K. Richmond, David F. Sargent, Timothy J. Richmond

Wrappers for feature subset selection

In the feature subset selection problem, a learning algorithm is faced with the problem of selecting a relevant subset of features upon which to focus its attention, while ignoring the rest. To achieve the best possible performance with a particular learning...

A survey of augmented reality

This paper surveys the field of augmented reality AR, in which 3D virtual objects are integrated into a 3D real environment in real time. It describes the medical, manufacturing, visualization, path planning, entertainment, and military applications that...

|[alpha]|-Synuclein in Lewy bodies

Maria Grazia Spillantini, Virginia M.-Y. Lee, John Q. Trojanowski, Ross Jakes, Michel Goedert

Akt Phosphorylation of BAD Couples Survival Signals to the Cell-Intrinsic Death Machinery

Growth factors can promote cell survival by activating the phosphatidylinositide-3′-OH kinase and its downstream target, the serine-threonine kinase Akt. However, the mechanism by which Akt functions to promote survival is not understood. We show that...

The analysis of household surveys: a microeconometric approach to development policy.

This book is about the analysis of household survey data from developing countries and about how such data can be used to cast light on a range of policy issues. Much of the analysis works with household budget data, collected from income and expenditure...

Quantum Computation with Quantum Dots

We propose an implementation of a universal set of one- and two-quantum-bit gates for quantum computation using the spin states of coupled single-electron quantum dots. Desired operations are effected by the gating of the tunneling barrier between neighboring...

Behavioral inhibition, sustained attention, and executive functions: constructing a unifying theory of ADHD.

Attention deficit hypo-activity disorder (ADHD) comprises a deficit in behavioral inhibition. A theoretical model is constructed that links inhibition to 4 executive neuropsychological functions that appear to depend on it for their effective execution:...

Improvements in survival and clinical benefit with gemcitabine as first-line therapy for patients with advanced pancreas cancer: a randomized trial.

H. A. Burris, Malcolm J. Moore, Green Mr, Manuel R. Modiano, Cripps Mc, Russell K. Portenoy, Storniolo Am, P Tarassoff, R. E. Nelson, F A Dorr, D. D. Von Hoff

PAML: a program package for phylogenetic analysis by maximum likelihood

PAML, currently in version 1.2, is a package of programs for phylogenetic analyses of DNA and protein sequences using the method of maximum likelihood (ML). The programs can be used for (i) maximum likelihood estimation of evolutionary parameters such...

Identification of prokaryotic and eukaryotic signal peptides and prediction of their cleavage sites.

Hanne Philbert Nielsen, Jacob Engelbrecht, Søren Brunak, G von Heijne

Mdm2 promotes the rapid degradation of p53.

Ygal Haupt, Ruth Maya, Anat Kazaz, Moshe Oren

Crystal structure of the nucleosome core particle at 2.8|[thinsp]||[Aring]| resolution

Armin W. Mäder, Robin K. Richmond, David F. Sargent, Timothy J. Richmond

The Fusiform Face Area: A Module in Human Extrastriate Cortex Specialized for Face Perception

Using functional magnetic resonance imaging (fMRI), we found an area in the fusiform gyrus in 12 of the 15 subjects tested that was significantly more active when the subjects viewed faces than when they viewed assorted common objects. This face activation...

Pfinder: real-time tracking of the human body

Pfinder is a real-time system for tracking people and interpreting their behavior. It runs at 10 Hz on a standard SGI Indy computer, and has performed reliably on thousands of people in many different physical locations. The system uses a multiclass statistical...

Endogenous Growth Theory

Advanced economies have experienced a tremendous increase in material well-being since the industrial revolution. Modern innovations such as personal computers, laser surgery, jet airplanes, and satellite communication have made us rich and transformed...

Microphysics of clouds and precipitation

Hans R. Pruppacher, James D. Klett

Geostatistics for natural resources evaluation

Timothy C. Coburn, Pierre Goovaerts

A Pacific interdecadal climate oscillation with impacts on salmon production

Evidence gleaned from the instrumental record of climate data identifies a robust, recurring pattern of ocean–atmosphere climate variability centered over the midlatitude North Pacific basin. Over the past century, the amplitude of this climate pattern...

Purity of the sacred lotus, or escape from contamination in biological surfaces

The microrelief of plant surfaces, mainly caused by epicuticular wax crystalloids, serves different purposes and often causes effective water repellency. Furthermore, the adhesion of contaminating particles is reduced. Based on experimental data carried...

Africa's Growth Tragedy: Policies and Ethnic Divisions

Explaining cross-country differences in growth rates requires not only an understanding of the link between growth and public policies, but also an understanding of why countries choose different public policies. This paper shows that ethnic diversity...

Prevention of Apoptosis by Bcl-2: Release of Cytochrome c from Mitochondria Blocked

Bcl-2 is an integral membrane protein located mainly on the outer membrane of mitochondria. Overexpression of Bcl-2 prevents cells from undergoing apoptosis in response to a variety of stimuli. Cytosolic cytochrome c is necessary for the initiation of...

The EM algorithm and extensions

The first unified account of the theory, methodology, and applications of the EM algorithm and its extensionsSince its inception in 1977, the Expectation-Maximization (EM) algorithm has been the subject of intense scrutiny, dozens of applications, numerous...

Exploring the Metabolic and Genetic Control of Gene Expression on a Genomic Scale

DNA microarrays containing virtually every gene of Saccharomyces cerevisiae were used to carry out a comprehensive investigation of the temporal program of gene expression accompanying the metabolic shift from fermentation to respiration. The expression...

The VideoToolbox software for visual psychophysics: transforming numbers into movies.

The VideoToolbox is a free collection of two hundred C subroutines for Macintosh computers that calibrates and controls the computer-display interface to create accurately specified visual stimuli. High-level platform-independent languages like MATLAB...

Nanobeam Mechanics: Elasticity, Strength, and Toughness of Nanorods and Nanotubes

The Young's modulus, strength, and toughness of nanostructures are important to proposed applications ranging from nanocomposites to probe microscopy, yet there is little direct knowledge of these key mechanical properties. Atomic force microscopy was...

Bootstrap Methods and Their Application

A. C. Davison, D. V. Hinkley

PTEN, a Putative Protein Tyrosine Phosphatase Gene Mutated in Human Brain, Breast, and Prostate Cancer

Mapping of homozygous deletions on human chromosome 10q23 has led to the isolation of a candidate tumor suppressor gene, PTEN, that appears to be mutated at considerable frequency in human cancers. In preliminary screens, mutations of PTEN were detected...

Resource ReSerVation Protocol (RSVP) -- Version 1 Functional Specification

This memo describes version 1 of RSVP, a resource reservation setup protocol designed for an integrated services Internet. RSVP provides receiver-initiated setup of resource reservations for multicast or unicast data flows, with good scaling and robustness...

Digital Control of Dynamic Systems

From the Publisher:This well-respected, market-leading text discusses the use of digital computers in the real-time control of dynamic systems. The emphasis is on the design of digital controls that achieve good dynamic response and small errors while...

High Resolution Schemes for Hyperbolic Conservation Laws

A class of new explicit second order accurate finite difference schemes for the computation of weak solutions of hyperbolic conservation laws is presented. These highly nonlinear schemes are obtained by applying a nonoscillatory first order accurate scheme...

The Release of Cytochrome c from Mitochondria: A Primary Site for Bcl-2 Regulation of Apoptosis

In a cell-free apoptosis system, mitochondria spontaneously released cytochrome c, which activated DEVD-specific caspases, leading to fodrin cleavage and apoptotic nuclear morphology. Bcl-2 acted in situ on mitochondria to prevent the release of cytochrome...

Osteoprotegerin: A Novel Secreted Protein Involved in the Regulation of Bone Density

A novel secreted glycoprotein that regulates bone resorption has been identified. The protein, termed Osteoprotegerin (OPG), is a novel member of the TNF receptor superfamily. In vivo, hepatic expression of OPG in transgenic mice results in a profound...

Single Molecule Detection Using Surface-Enhanced Raman Scattering (SERS)

Katrin Kneipp, Yang Wang, Harald Kneipp, Lev T. Perelman, I. Itzkan, Ramachandra R. Dasari, Michael S. Feld

No free lunch theorems for optimization

A framework is developed to explore the connection between effective optimization algorithms and the problems they are solving. A number of "no free lunch" (NFL) theorems are presented which establish that for any algorithm, any elevated performance over...

Development and reliability of a system to classify gross motor function in children with cerebral palsy

Robert J. Palisano, Peter Rosenbaum, Stephen D. Walter, Dianne J. Russell, Ellen Wood, Barbara Galuppi

Prediction of Complete Gene Structures in Human Genomic DNA

We introduce a general probabilistic model of the gene structure of human genomic sequences which incorporates descriptions of the basic transcriptional, translational and splicing signals, as well as length distributions and compositional features of...

Has Globalization Gone Too Far

Globalization is exposing social fissures between those with the education, skills, and mobility to flourish in an unfettered world market--the apparent "winners"--and those without. These apparent "losers" are increasingly anxious about their standards...

Geodesic Active Contours

A novel scheme for the detection of object boundaries is presented. The technique is based on active contours evolving in time according to intrinsic geometric measures of the image. The evolving contours naturally split and merge, allowing the simultaneous...

SPECIES ASSEMBLAGES AND INDICATOR SPECIES:THE NEED FOR A FLEXIBLE ASYMMETRICAL APPROACH

This paper presents a new and simple method to find indicator species and species assemblages characterizing groups of sites. The novelty of our approach lies in the way we combine a species relative abundance with its relative frequency of occurrence...

Caspases: the executioners of apoptosis

Apoptosis is a major form of cell death, characterized initially by a series of stereotypic morphological changes. In the nematode Caenorhabditis elegans , the gene ced-3 encodes a protein required for developmental cell death. Since the recognition that...

Schedule for Affective Disorders and Schizophrenia for School-Age Children-Present and Lifetime version (K-SADS-PL) : Initial reliability and validity data

ObjectiveTo describe the psychometric properties of the Schedule for Affective Disorders and Schizophrenia for School-Age Children-Present and Lifetime version (K-SADS-PL) interview, which surveys additional disorders not assessed in prior K-SADS, contains...

Protecting Adolescents From Harm: Findings From the National Longitudinal Study on Adolescent Health

The main threats to adolescents health are the risk behaviors they choose. Findings are reported from a study conducted to identify risk and protective factors at the family school and individual levels as they relate to emotional health violence substance...

Globus: a Metacomputing Infrastructure Toolkit

The Globus system is intended to achieve a vertically integrated treatment of application, middleware, and net work. A low-level toolkit provides basic mechanisms such as communication, authentication, network information, and data access. These mechanisms...

A Model of Investor Sentiment

Recent empirical research in finance has uncovered two families of pervasive regularities: underreaction of stock prices to news such as earnings announcements; and overreaction of stock prices to a series of good or bad news. In this paper, we present...

Formal Concept Analysis: Mathematical Foundations

From the Publisher:This is the first textbook on formal concept analysis. It gives a systematic presentation of the mathematical foundations and their relation to applications in computer science, especially in data analysis and knowledge processing....

Cancer chemopreventive activity of resveratrol, a natural product derived from grapes.

Resveratrol, a phytoalexin found in grapes and other food products, was purified and shown to have cancer chemopreventive activity in assays representing three major stages of carcinogenesis. Resveratrol was found to act as an antioxidant and antimutagen...

A new integral equation formalism for the polarizable continuum model: Theoretical background and applications to isotropic and anisotropic dielectrics

We present a new integral equation formulation of the polarizable continuum model (PCM) which allows one to treat in a single approach dielectrics of different nature: standard isotropic liquids, intrinsically anisotropic medialike liquid crystals and...

MOLREP: an Automated Program for Molecular Replacement

MOLREP is an automated program for molecular replacement which utilizes effective new approaches in data processing and rotational and translational searching. These include an automatic choice of all parameters, scaling by Patterson origin peaks and...

Has Globalization Gone Too Far

The process that has come to be called "globalization" is exposing a deep fault line between groups who have the skills and mobility to flourish in global markets and those who either don't have these advantages or perceive the expansion of unregulated...

Good error-correcting codes based on very sparse matrices

We report theoretical and empirical properties of Gallager's (1963) low density parity check codes on Gaussian channels. It can be proved that, given an optimal decoder, these codes asymptotically approach the Shannon limit. With a practical 'belief propagation'...

HUMAN ALTERATION OF THE GLOBAL NITROGEN CYCLE: SOURCES AND CONSEQUENCES

SUMMARY Human activities are greatly increasing the amount of nitrogen cycling between the living world and the soil, water, and atmosphere. In fact, humans have already doubled the rate of nitrogen entering the land-based nitrogen cycle, and that rate...

Oncogenic ras Provokes Premature Cell Senescence Associated with Accumulation of p53 and p16INK4a

Oncogenic ras can transform most immortal rodent cells to a tumorigenic state. However, transformation of primary cells by ras requires either a cooperating oncogene or the inactivation of tumor suppressors such as p53 or p16. Here we show that expression...

Academic capitalism : politics, policies, and the Entrepreneurial University

The globalization of the political economy at the end of the twentieth century is destabilizing the patterns of university professional work developed over the past hundred years. One of the major changes that has taken place as a result of globalization...

Mortality by cause for eight regions of the world: Global Burden of Disease Study

The Global Burden of Disease Study used vital registration sample registration and small-scale population study data to develop cause of death estimates for 107 disorders by age sex and world region. Of the estimated 50467000 global deaths in 1990 17.2...

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