Moderator: Giovanni M Dall'Olio

Reputation:
25,410
Status:
Trusted
Location:
London, UK
Website:
http://bioinfoblog.it/
Twitter:
dalloliogm
Scholar ID:
Google Scholar Page
Last seen:
1 week, 1 day ago
Joined:
8 years, 1 month ago
Email:
d*********@gmail.com

Research Associate at the King's College of London. Interested in human population genetics and cancer.

Posts by Giovanni M Dall'Olio

<prev • 1,373 results • page 1 of 138 • next >
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Answer: A: GTEx Analysis V7 RNA-seq dataset download
... I had trouble downloading the data in the past, luckily the help desk is always very useful and they will answer in a few hours. In the end we managed to find another way to download the data using the cloud. ...
written 13 days ago by Giovanni M Dall'Olio25k
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Answer: C: as.integer function is converting row names in to number
... Explanation: your column is stored as factors Solution1: as.integer(as.character(mycolumn)) Solution2: use stringAsFactors=F when reading the data ...
written 13 days ago by Giovanni M Dall'Olio25k
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Comment: C: Boxplot in ggplot2
... This is good but I would use gather from tidyr. The package tidyr is the evolution of reshape2, and it contains more functions to massage data and reshape it for ggplot2/tidyverse. ...
written 3 months ago by Giovanni M Dall'Olio25k
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Comment: C: p-value in GSEA
... Just a clarification: the p-values did not change because of the order of genes, but because of a different random number seed. Try running the same analysis on the same set without changing the order, and the p-values will be different again. ...
written 7 months ago by Giovanni M Dall'Olio25k
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Comment: C: p-value in GSEA
... Moderator note: I've moved this from a comment to a reply, so it can be voted as a proper answer. ...
written 7 months ago by Giovanni M Dall'Olio25k
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Answer: A: Converting gene ids to each other
... In my personal order of preference: - Mygene.info http://mygene.info/ - can recognize many types of IDs automatically. When an Ensembl ID matches to multiple Entrez ID, they hacked a way to map to only the entrez id with the correct symbol - HGNC Biomart http://biomart.genenames.org/ - HGNC is th ...
written 9 months ago by Giovanni M Dall'Olio25k
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Comment: C: Poll: How many people have PyPy?
... Why would I need to have PyPy installed? ...
written 9 months ago by Giovanni M Dall'Olio25k
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Comment: C: PCA for deregulated genes - technical question
... I agree with your comments - it seems something is wrong with the experiment, there it should not be so many NAs. The best thing to do would be to revise the design. ...
written 9 months ago by Giovanni M Dall'Olio25k
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Comment: C: Different results with edgeR when adding gene symbols
... how many rows do you have before and after adding the gene names? ...
written 9 months ago by Giovanni M Dall'Olio25k
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Comment: C: How to make a color plot out of three columns from a dataframe in R?
... Just remove the geom_text() part that you don't need. ...
written 9 months ago by Giovanni M Dall'Olio25k

Latest awards to Giovanni M Dall'Olio

Appreciated 15 days ago, created a post with more than 5 votes. For C: Computing Number Of Nucleotide And Genes On Each Chromosome
Good Answer 27 days ago, created an answer that was upvoted at least 5 times. For A: Working with GTEX dataset
Teacher 29 days ago, created an answer with at least 3 up-votes. For A: What Is The Input Format For Rnaplot In The Vienna Package?
Popular Question 10 weeks ago, created a question with more than 1,000 views. For Computational Biologist at GSK (Stevenage, UK - between London and Cambridge)
Appreciated 10 weeks ago, created a post with more than 5 votes. For What Is Your Experience With The String (Interactions) Database?
Appreciated 3 months ago, created a post with more than 5 votes. For C: Computing Number Of Nucleotide And Genes On Each Chromosome
Commentator 3 months ago, created a comment with at least 3 up-votes. For C: Computing Number Of Nucleotide And Genes On Each Chromosome
Great Question 3 months ago, created a question with more than 5,000 views. For A Database Of Signatures Of Selection In The 1000 Genomes Dataset
Commentator 3 months ago, created a comment with at least 3 up-votes. For C: Computing Number Of Nucleotide And Genes On Each Chromosome
Great Question 4 months ago, created a question with more than 5,000 views. For A Database Of Signatures Of Selection In The 1000 Genomes Dataset
Appreciated 4 months ago, created a post with more than 5 votes. For What Is Your Experience With The String (Interactions) Database?
Appreciated 4 months ago, created a post with more than 5 votes. For What Is Your Experience With The String (Interactions) Database?
Great Question 5 months ago, created a question with more than 5,000 views. For A Database Of Signatures Of Selection In The 1000 Genomes Dataset
Appreciated 5 months ago, created a post with more than 5 votes. For What Is Your Experience With The String (Interactions) Database?
Popular Question 6 months ago, created a question with more than 1,000 views. For What Is Your Experience With The String (Interactions) Database?
Good Answer 7 months ago, created an answer that was upvoted at least 5 times. For A: Should Biostar Be Switched Over To The Stackexchange Network?
Appreciated 7 months ago, created a post with more than 5 votes. For C: Computing Number Of Nucleotide And Genes On Each Chromosome
Good Question 7 months ago, asked a question that was upvoted at least 5 times. For What Is Your Experience With The String (Interactions) Database?
Good Answer 7 months ago, created an answer that was upvoted at least 5 times. For A: Should Biostar Be Switched Over To The Stackexchange Network?
Appreciated 7 months ago, created a post with more than 5 votes. For What Is Your Experience With The String (Interactions) Database?
Teacher 7 months ago, created an answer with at least 3 up-votes. For A: What Is The Input Format For Rnaplot In The Vienna Package?
Good Answer 8 months ago, created an answer that was upvoted at least 5 times. For A: Should Biostar Be Switched Over To The Stackexchange Network?
Scholar 8 months ago, created an answer that has been accepted. For A: How TCGA generanker works ?
Appreciated 8 months ago, created a post with more than 5 votes. For What Is Your Experience With The String (Interactions) Database?
Good Answer 8 months ago, created an answer that was upvoted at least 5 times. For A: Should Biostar Be Switched Over To The Stackexchange Network?

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