search for: genomic

Displaying 20 results from an estimated 656 matches for "genomic".

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2003 Apr 16
0
third virtual conference on genomics and bioinformatics
Hello All The third virtual conference on genomics and bioinformatics will host by North Dakota State University September 16-19, 2003 More details http://www.ndsu.edu/virtual-genomics/conference_2003.htm Call for papers and 2002 accepted papers http://www.ndsu.edu/virtual-genomics/papers_2003.htm Third Virtual Conference on Genomics and Bioinfor...
2010 Feb 10
2
How to create probeAnno object?
Hi,     I want to use segChrom() method in tilingArray package. For that I need to create a probeAnno object. I could not find much much info by ?probeAnno. I need help in creating  probeAnno object. Snap shot of the file(.txt): chr1 2500014 2500038 + 0.232689943122845 chr1 2500039 2500063 + 2.60502410304227 chr1 2500062 2500086 + 0.0756595313279895 chr1 2500080 2500104 + 0.78574617788405 chr1
2007 Nov 14
1
reading tables from url
I'm trying to read some web tables directly into R. These are both genome sequencing projects (eukaryotes and metagenomes) from NCBI and look very similar; however, only the first one works. http://www.ncbi.nlm.nih.gov/genomes/leuks.cgi http://www.ncbi.nlm.nih.gov/genomes/lenvs.cgi I added ?dump=selected to the end of the url string to get a tab- delimited file (which is what happens
2003 Oct 16
0
Statisticians - Genome Institute of Singapore
...) platforms, as well as to participating in biological research using them. How time is divided between these depends on individual interests and abilities. We particularly welcome individuals interested in the analysis of gene expression and in statistical genetics. While experience working with genomic data is an advantage, we welcome talented and enthusiastic people who wish to develop their careers in this field. To apply, please send a CV and a cover letter to gisrecruit at gis.a-star.edu.sg
2014 Jan 13
0
Data Analysis for Genomics (MOOC) - Harvard
Por si es de interés: Data Analysis for Genomics Data Analysis for Genomics will teach students how to harness the wealth of genomics data arising from new technologies, such as microarrays and next generation sequencing, in order to answer biological questions, both for basic cell biology and clinical applications. https://www.edx.org/course/h...
2008 Jul 08
2
list genes w/n a genomic fragment
...do this: if given the chromosome positions of a fragment, find out all genes within, and with the information about which strand is the sense strand. And vice versa. Thanks a lot. ----- Appreciate your time & attention! -- View this message in context: http://www.nabble.com/list-genes-w-n-a-genomic-fragment-tp18331452p18331452.html Sent from the R help mailing list archive at Nabble.com.
2004 Apr 12
1
Very large matrices for very large genome
Hello, I am using R to look at whole-genome gene expression data. This means about 27,000 genes, each with a vector of numbers reflecting expression at different tissues and times. I need to do an all against all co-expression calculation (basically, just calculate Pearson's r for every gene-gene pair). I try to store the result of such a thing in a 27000x27000 matrix, but r seems not to like
2008 Jun 11
1
how to save an updated dataset
I wrote a package which includes a number of genome sequencing project statistics on the web like http://www.ncbi.nlm.nih.gov/genomes/lproks.cgi. I included some generic functions to summarize, plot, and update the tables with the most recent version data(lproks) update(lproks) [1] "lproks successfully updated, 7 new genomes added" I usually save the dataset back to my package
2012 Jul 02
3
vectorization with subset?
Hello, I have a data frame (68,000 rows) of scores (V4) for a series of [genomic] coordinates ranges (V2 to V3). I also have a data frame (1.2 million rows) of single [genomic] coordinates. For each genomic coordinate (in coord), I would like to determine the average of all scores whose genomic ranges (in scores) encompass the coordinate (in coord). To accomplish this,...
2008 Apr 29
3
generic question -> Genomics with R
Hi everybody, I am trying to make my mind about the use of R for Computational and Statistical Approaches to Genomics. I know this is a vaste field: this is the main reason why I am sending this message to this always useful list! Any key/entry point to this field will be extremely welcome! Please, could you help me to go in the right direction? Thanks!!! Ricardo -- Ricardo Rodr?guez Your XEN ICT Team
2015 Aug 07
3
download.file() on ftp URL fails in windows with default download method
Hi, > url <- "ftp://ftp.ncbi.nlm.nih.gov/genomes/ASSEMBLY_REPORTS/All/GCF_000001405.13.assembly.txt" > download.file(url, tempfile()) trying URL 'ftp://ftp.ncbi.nlm.nih.gov/genomes/ASSEMBLY_REPORTS/All/GCF_000001405.13.assembly.txt' Error in download.file(url, tempfile()) : cannot open URL
2008 May 28
2
Unexpected behaviour in reading genomic coordinate files of R-2.7.0
...you the problem and also the solution I already found, just to be sure it is an expected behaviour and also to tell people, who may experience the same difficulty, a way to overcome it. And also to see if it is a proper behaviour or maybe a correction is needed. Here is the problem: I have some genomic coordinates files (bed files, a standard format, for example) containing a column (Strand) in which there is either a "+" or a "-". In R-2.6.2patched (and every past version I have used) I never had problems in reading them in, as for example: > a <- read.table("c...
2003 Aug 07
1
questions about "connection refused"
...ors or runing information. How can I know whether the "daemon" mode of rsync has been initiated? Really thanks. Kind Regards. tongw ============================================ Wei Tong Bioinformatics Department Beijing Genomics Institute/ Genomics & Bioinformatics Center Chinese Academy of Science Beijing Airport Industrial Zone B6 Beijing 101300, P.R. China Tel: 0086-10-80481433 (Office) Email : tongw@genomics.org.cn http://www.genomics.org.cn ============================================
2014 Dec 11
0
Postdoctoral researcher: genome informatics in psychiatry
We are seeking a talented and driven postdoctoral fellow to join the laboratory of Jake Michaelson, PhD, assistant professor in the department of psychiatry at the University of Iowa. The Michaelson lab investigates the effect of genetic variation on the development and function of the brain, particularly in the context of neurodevelopmental conditions such as autism and language impairment. Our
2011 Feb 04
0
R package hypred: Simulation of genomic data in applied genetics
...available on CRAN. "hypred" is a package for simulating high-density SNP data. Its main function, "hypredRecombine" is intended to be used as a "Software tool" in larger programs that simulate complex populations. The focus of the package is on producing data for genomic applications in applied genetics (such as genomic selection/prediction), but I expect that it can be useful in related fields as well. Please see the included vignette and the manual for more details. Don't hesitate sending bug reports; and I would appreciate receiving some comments and feed...
2011 Feb 04
0
R package hypred: Simulation of genomic data in applied genetics
...available on CRAN. "hypred" is a package for simulating high-density SNP data. Its main function, "hypredRecombine" is intended to be used as a "Software tool" in larger programs that simulate complex populations. The focus of the package is on producing data for genomic applications in applied genetics (such as genomic selection/prediction), but I expect that it can be useful in related fields as well. Please see the included vignette and the manual for more details. Don't hesitate sending bug reports; and I would appreciate receiving some comments and feed...
2016 Apr 05
2
Is that an efficient way to find the overlapped , upstream and downstream ranges for a bunch of ranges
I do have a bunch of genes ( nearly ~50000) from the whole genome, which read in genomic ranges A range(gene) can be seem as an observation has three columns chromosome, start and end, like that seqnames start end width strand gene1 chr1 1 5 5 + gene2 chr1 10 15 6 + gene3 chr1 12 17 6 + gene4 chr1 20 25 6...
2013 Jan 24
1
Pairwise Comparrisons
Dear all, I''m trying to write a function, that will take as an argument, some aligned genome sequences, and using a sliding window, do pairwise comparisons of sequence similarity. Coding the sliding window I think I can manage but what I''m trying to get to grips with is getting it so as every pairwise comparison is made, no matter how many genomes are added, from 3 to N. So if
2012 Dec 12
0
Job postings - computational biologists in translational science
...an exciting development that integrates cancer research across Manchester (www.mcrc.manchester.ac.uk<http://www.mcrc.manchester.ac.uk/>). The ACBBG incorporates postdoc-level bioinformaticians and computational biologists who provide collaborative support for the analysis of high throughput genomics data, including ChIP seq, RNA seq, whole genome DNA sequencing, microarrays and quantitative protein mass spectrometry. Based within the ACBBG, and part of an interdisciplinary team featuring programmers, computational biologists and bench scientists, senior analysts work collaboratively for exten...
2006 May 05
4
str() with attr(*, "names") is extremely slow for long vectors
Hi, I noticed some time ago that, for instance, named vectors that are really makes str() really slow when displaying the names attribute. I don't know exactly when this started, but it wasn't the case say 1-2 years ago. Example (on a WinXP 1.8GHz): > s <- 1:1000; names(s) <- s > system.time(str(s)) Named int [1:1000] 1 2 3 4 5 6 7 8 9 10 ... - attr(*, "names")=