SMP BIOINFORMATICS BIOINFORMATICS – WHAT THE DATA REALLY MEAN (2009)
Elena Reiffel, Stefanie Scheid, Florian Markowetz, Stefan Bentink
Clinic, 26 young scientists are sitting engrossed in their work at computer terminals. In four days the participants are to learn as much as possible about the statistical analysis of DNA microarray...
Estimation of Local False Discovery Rates User’s Guide to the Bioconductor Package (2009)
Max Planck, Stefanie Scheid, Rainer Spang
Nr. 2004/01 This is the vignette of the Bioconductor compliant package twilight. We describe our implementation of a stochastic search algorithm to estimate the local false discovery rate. In...
Similarities of Ordered Gene Lists User’s Guide to the Bioconductor Package (2009)
Max Planck, Stefanie Scheid, Claudio Lottaz, Xinan Yang, Rainer Spang
Nr. 2006/01 This is the vignette of the Bioconductor compliant package OrderedList. We describe the methods and functions to explore the similarity between two lists of ordered genes. Contents
Similarities of Ordered Gene Lists User’s Guide to the Bioconductor Package (2008)
Max Planck, Stefanie Scheid, Claudio Lottaz, Xinan Yang, Rainer Spang
Nr. 2006/01 This is the vignette of the Bioconductor compliant package OrderedList. We describe the methods and functions to explore the similarity between two lists of ordered genes. Contents
Similarities of Ordered Gene Lists User’s Guide to the Bioconductor Package (2008)
Max Planck, Stefanie Scheid, Claudio Lottaz, Xinan Yang, Rainer Spang
Nr. 2006/01 This is the vignette of the Bioconductor compliant package OrderedList. We describe the methods and functions to explore the similarity between two lists of ordered genes. Contents
BIOINFORMATICS APPLICATIONS NOTE (2008)
Gene Expression, Claudio Lottaz, Xinan Yang, Stefanie Scheid, Rainer Spang
OrderedList—a bioconductor package for detecting similarity in ordered gene lists
Correspondence clustering of Dortmund city districts (2007)
Abstract. We combine correspondence analysis (CA) and K-means clustering to divide Dortmund's districts into groups that are associated to particular variables and thus represent a social...
Stefanie Scheid, Rainer Spang, Microarray Experiments
Measurement of abundance of mRNA transcripts in given tissue. Simultaneously, for up to 20 000 genes. Question: Which genes are dierentially expressed (\induced ") if we compare two classes...
Kurt Hornik, Friedrich Leisch, Achim Zeileis (eds, Stefanie Scheid, Rainer Spang
The distribution of scores for differential gene expression observed in microarray experiments give rise to the assumption that the underlying score distributions of induced and non-induced genes...
A False Discovery Rate approach to (2007)
separate the score distributions of induced and non-induced genes
am Fachbereich Mathematik und Informatik (2006)
Florian Markowetz, Viola Gesellchen, Britta Koch, Stefanie Scheid, Stefan Bentink, Stefan Haas
Acknowledgements This work was carried out in the Computational Diagnostics
OrderedList--a bioconductor package for detecting similarity in ordered gene lists (2006)
Lottaz, Claudio, Yang, Xinan, Scheid, Stefanie, Spang, Rainer
Summary: OrderedList is a Bioconductor compliant package for meta-analysis based on ordered gene lists like those resulting from differential gene expression analysis. Our package quantifies the...
twilight; a Bioconductor package for estimating the local false discovery rate (2005)
Scheid, Stefanie, Spang, Rainer
Summary: twilight is a Bioconductor compatible package for analysing the statistical significance of differentially expressed genes. It is based on the concept of the local false discovery rate...
A physiogenomic approach to study the regulation of blood pressure (2005)
Westhoff, Timm H., Scheid, Stefanie, Tölle, Markus, Kaynak, Bogac, Schmidt, Sven, Zidek, Walter, ...
Several vasoregulatory systems including the renin-angiotensin system, sympathetic vasoregulation, and cytokine release have been studied extensively. The aim of the present study was to establish a...
twilight; a Bioconductor package for estimating the local false discovery rate (2005)
Scheid, Stefanie, Spang, Rainer
Summary: twilight is a Bioconductor compatible package for analysing the statistical significance of differentially expressed genes. It is based on the concept of the local false discovery rate...
TWILIGHT - a Bioconductor package for estimating the local false discovery rate (2005)
Scheid, Stefanie, Spang, Rainer
Summary: TWILIGHT is a Bioconductor compatible package for analysing the statistical significance of differentially expressed genes. It is based on the concept of the local false discovery rate, a...
DNA microarray technology and its applications in dermatology (2004)
Kunz,Manfred, Ibrahim,S. M., Koczan,D., Scheid,Stefanie, Thiesen,H. J., Gross,G.
The use of DNA microarray technology in biomedical research has dramatically increased during the past years. In the present report, we provide an overview on the basic DNA microarray technology and...
A stochastic downhill search algorithm for estimating the local false discovery rate (2004)
Screening for differential gene expression in microarray studies leads to difficult large-scale multiple testing problems. The local false discovery rate is a statistical concept for quantifying...
DNA microarray technology and its applications in dermatology (2004)
Kunz, Manfred, Ibrahim, S. M., Koczan, D., Scheid, Stefanie, Thiesen, H. J., Gross, G.
The use of DNA microarray technology in biomedical research has dramatically increased during the past years. In the present report, we provide an overview on the basic DNA microarray technology and...
A stochastic downhill search algorithm for estimating the local false discovery rate (2004)
Scheid, Stefanie, Spang, Rainer
Screening for differential gene expression in microarray studies leads to difficult large-scale multiple testing problems. The local false discovery rate is a statistical concept for quantifying...
A stochastic downhill search algorithm for estimating the local false discovery rate (2004)
Stefanie Scheid, Stefanie Scheid, Rainer Spang
search algorithm for estimating the local false discovery rate, IEEE Transactions on Computational Biology and Bioinformatics vol. 1, no. 3, p. 98-108. c○2004 IEEE. Personal use of this material is...
Expression profiling of human idiopathic dilated cardiomyopathy (2003)
Grzeskowiak,Rafal, Witt,Henning, Drungowski,Mario, Thermann,Rolf, Hennig,Steffen, Perrot,Andreas, ...
Objective: To investigate the global changes accompanying human dilated cardiomyopathy (DCM) we performed a large-scale expression screen using myocardial biopsies from a group of DCM patients with...
The generalized lognormal distribution as an income distribution (2003)
Kleiber,Christian, Scheid,Stefanie
Over the last 100 years, a large number of distributions has been proposed for the modeling of size phenomena, notably the size distribution of personal incomes (see, for example, Kleiber and Kotz,...
The distribution of scores for differential gene expression observed in microarray experiments give rise to the assumption that the underlying score distributions of induced and non-induced genes...
Expression profiling of human idiopathic dilated cardiomyopathy (2003)
Grzeskowiak, Rafal, Witt, Henning, Drungowski, Mario, Thermann, Rolf, Hennig, Steffen, Perrot, Andreas, ...
Objective: To investigate the global changes accompanying human dilated cardiomyopathy (DCM) we performed a large-scale expression screen using myocardial biopsies from a group of DCM patients with...
The generalized lognormal distribution as an income distribution (2003)
Kleiber, Christian, Scheid, Stefanie
Over the last 100 years, a large number of distributions has been proposed for the modeling of size phenomena, notably the size distribution of personal incomes (see, for example, Kleiber and Kotz,...
Scheid, Stefanie, Spang, Rainer
The distribution of scores for differential gene expression observed in microarray experiments give rise to the assumption that the underlying score distributions of induced and non-induced genes...
Estimating Score Distributions of Induced and Non-Induced Genes (2003)
Stefanie Scheid And, Stefanie Scheid, Rainer Spang
ck) and resulting percentage of induced genes (red), illustration. Classical FDR { Motivated by multiple testing situation in microarray experiments. Genes with scores exceeding extremal threshold...
Estimating the Score Distributions of Induced and Non-Induced Genes in Microarray Experiments (2003)
Introduction. A microarray experiment measures simultaneously the abundance of mRNA for several thousands of genes in a given tissue. With two classes of tissue or state of patient one can search for...
The Generalized Lognormal Distribution as an Income Distribution (2003)
Christian Kleiber, Stefanie Scheid
Introduction Over the last 100 years, a large number of distributions has been proposed for the modeling of size phenomena, notably the size distribution of personal incomes (see, for example,...
Expression profiling of human idiopathic dilated cardiomyopathy (2003)
Grzeskowiak, Rafal, Witt, Henning, Drungowski, Mario, Thermann, Rolf, Hennig, Steffen, Perrot, Andreas, ...
Objective: To investigate the global changes accompanying human dilated cardiomyopathy (DCM) we performed a large-scale expression screen using myocardial biopsies from a group of DCM patients with...