User: Christos Hatzis

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9 years, 8 months ago
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13 years, 7 months ago
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c*******@nuverabio.com

Posts by Christos Hatzis

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Job posting (Bioinformatics Analyst)
... We have an opening at Nuvera Biosciences in the broader Boston area for a Bioinformatics Analyst. The position is flexible and part-time, contract assignments will be considered. If interested, please send a CV and a note outlining your interest and experience to christos.hatzis@nuverabio.com B ...
mirna normalization cancer written 9.7 years ago by Christos Hatzis90
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Answer: A: silly question on how to get the expression value
... Hi James, You should be able to get what you need by exprs(A) which extracts the expression matrix from the exprSet object returned by justRMA. -Christos > -----Original Message----- > From: bioconductor-bounces at stat.math.ethz.ch > [mailto:bioconductor-bounces at stat.math.ethz.ch] ...
written 11.7 years ago by Christos Hatzis90
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Answer: A: Is a number within a set of ranges?
... > pos <- matrix(c(1, 5, 13, 3, 9, 15), ncol=2) pos [,1] [,2] [1,] 1 3 [2,] 5 9 [3,] 13 15 > gene.pos <- c(14,4,10,6) > gene.pos [1] 14 4 10 6 > within <- sapply(gene.pos, function(g) any(apply(pos, 1, function(x) findInterval(g, x)) == 1)) > gene.pos[ ...
written 11.9 years ago by Christos Hatzis90
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Comment: C: Can't get RCurl...
... RCurl is available from the Omegahat site: http://www.omegahat.org/RCurl/RCurl_0.8-0.tar.gz -Christos Christos Hatzis, Ph.D. Nuvera Biosciences, Inc. 400 West Cummings Park Suite 5350 Woburn, MA 01801 Tel: 781-938-3830 www.nuverabio.com > -----Original Message----- > From: bioconductor-b ...
written 12.5 years ago by Christos Hatzis90
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Comment: C: probe expression profile to gene expression profile
... To add to Sean's comments, in general probe sets should be considered as independent entities (not necessarily as multiple/replicate measurements of the same entity, i.e. the underlying gene). So the question of which probeset-to-gene map should be used is rather ill posed. The answer will generall ...
written 12.5 years ago by Christos Hatzis90
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Diagonal LDA in MLInterfaces
... Hi, Does anyone know whether diagonal linear discriminant analysis (DLDA) is supported through the unified MLInterfaces? I have been working with diagDA from sfsmisc, but would like to use the xval and other methods supported by MLInterfaces. Is there a simple way to extend the package to include ...
classification written 13.0 years ago by Christos Hatzis90 • updated 13.0 years ago by Martin Morgan ♦♦ 23k
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error when restoring workspace containing exprSet objects
... Hi, At start up when restoring previously saved workspace that contains an exprSet object, the system tries to automatically load the Biobase library and comes up with the following errors about loading the Biobase menus. When I reload Biobase, everything works fine. Is this a bug? Thank you. -Ch ...
biobase written 13.0 years ago by Christos Hatzis90
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reporterInfo for exprSet subsets
... An embedded and charset-unspecified text was scrubbed... Name: not available Url: https://stat.ethz.ch/pipermail/bioconductor/attachments/20060219/ 95d1c7b8/attachment.pl ...
written 13.6 years ago by Christos Hatzis90 • updated 13.6 years ago by Martin Morgan ♦♦ 23k
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Answer: A: reporterInfo for exprSet subsets
... An embedded and charset-unspecified text was scrubbed... Name: not available Url: https://stat.ethz.ch/pipermail/bioconductor/attachments/20060219/ ab1dbb9f/attachment.pl ...
written 13.6 years ago by Christos Hatzis90

Latest awards to Christos Hatzis

Popular Question 9.7 years ago, created a question with more than 1,000 views. For Job posting (Bioinformatics Analyst)

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