similar to: testing for temperature differences between years and sites?

Displaying 20 results from an estimated 700 matches similar to: "testing for temperature differences between years and sites?"

2011 Feb 22
2
Calculate a mean for several months for several years
Hello everyone, I have a dataset with 3 colums (Year, Month, MeanTemp). Now I would like to calculate the average of the mean temperature for the summer months (Juli, August, September) for each of the 20 years. I'm sure it's somehow possible with a loop, but all I tried so far didn't worked and by the time I spent looking for a solution I would have even be faster doing this in
2012 Oct 17
4
function logit() vs logistic regression
Hello! When I am analyzing proportion data, I usually apply logistic regression using a glm model with binomial family. For example: m <- glm( cbind("not realized", "realized") ~ v1 + v2 , family="binomial") However, sometimes I don't have the number of cases (realized, not realized), but only the proportion and thus cannot compute the binomial model. I just
2009 Sep 01
4
Date format in plot
Hello, I plot the abundance of a species in relation to the date. To have the date as a continous variable I put it in the format "standard" in excel (f.ex. 39939 means 06.05.2009). R uses 39939 on the x axis, but I would like to have "06.05". I tried to use as.Date as suggested in some discussion but I don't manage to use it, the returned date is not correct. Do you have
2009 Sep 14
1
Mantel test
Hello! It is not really linked to R, but can somebody explain me why we sometimes make a mantel test directly for to distance matrices and sometimes we first make a gradient analysis and then a mantel test between the axis? Thank you -- View this message in context: http://www.nabble.com/Mantel-test-tp25439984p25439984.html Sent from the R help mailing list archive at Nabble.com.
2012 Oct 22
5
Represent point size according to frequency
Hello! I would like to make a scatterplot of my data, but the problem is that several points have the same x and y values and are represented as only one point. I wonder if there is a way to represent the data points, but with point size representing the frequency of the depicted x-y value? Thank you! -- View this message in context:
2009 Sep 01
2
Mantel test least square line
Hello, I performed a Mantel test and plotted communitiy similarities. I would like to add a least square line. I thought about using abline taking as slope the r-statistic of the Mantel test and calculating the y-intercept analytically. Is this method correct? Is there any function for this calculation? Thank you -- View this message in context:
2009 Aug 31
1
Plot several graphs in the same window
Hello, I would like to plot a large number of graphs (43) in a same window. I tried wit par(mfrow=c(8,5)), but when I give the code for the plots I receive a error message saying that the margins are to wide. Can someone help me? Is it possible to put so many graphs in a single window? Thank you -- View this message in context:
2009 Sep 01
2
Exclude 0 values from plot
Hello, I have a matrix of species abundance with a lot of 0 values. I would like to plot the species abundance vs date, but I don't want that the 0 values appear as points on my graph. Do you know how I could represent only non-0 values? Thank you very much -- View this message in context: http://www.nabble.com/Exclude-0-values-from-plot-tp25235290p25235290.html Sent from the R help mailing
2009 Sep 03
1
Confusion metaMDS and CA
Hello, I read a lot about ordination, but I am still confused... I have data on species presence/absence for 8 different sites and I would like to represent my species and the sites on an ordination plot to see if some species are associated with specific sites. I used metaMDS function, which displays both sites and species and it seems to work well. However why are most people using CA instead of
2012 Apr 12
1
Problem with lmer and fixef
Hello, I am trying to do contrasts after applying a binomial mixed effect model with the function lmer. I have to extract the fix effect values, but as I write fixef(model), I get this error message: Error in UseMethod("fixef") : no method for 'fixef' with objects of class "mer" Has anybody some ideas why? And how can I then post-hoc testing my data if I cannot do
2012 Oct 18
2
Assessing overdispersion and using quasi model with lmer, possible?
Hello! I am trying to model data on species abundance (count data) with a poisson error distribution. I have a fixed and a random variables and thus needs a mixed model. I strongly doubt that my model is overdispersed but I don't know how to get the overdispersion parameter in a mixed model. Maybe someone can help me on this point. Secondly, it seems that quasi models cannot be implemented
2008 Mar 04
1
battery.temperature vs ups.temperature
The (2.2.1) upshid-ups driver reports battery.temperature rather than ups.temperature. Here's a quick patch to have it show up in the status page... --- clients/upsstats.c.DIST 2008-03-04 09:15:40.000000000 +0000 +++ clients/upsstats.c 2008-03-04 09:16:20.000000000 +0000 @@ -787,6 +787,11 @@ return 1; } + if (!strcmp(cmd, "BATTTEMP")) { +
2011 Sep 14
4
[Bug 40894] New: nv30-/temperature: Reverse engineer the temperature coefficients
https://bugs.freedesktop.org/show_bug.cgi?id=40894 Summary: nv30-/temperature: Reverse engineer the temperature coefficients Product: xorg Version: unspecified Platform: Other OS/Version: All Status: NEW Severity: normal Priority: medium Component: Driver/nouveau AssignedTo:
2007 Apr 18
0
Since harmonics are often accompanied by a temperature rise, thermography can be used to detect evidence of their presence.
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2005 Jun 28
1
upsmon/upssched on ups temperature
Hi All, I was wondering what people are doing to shutdown their equipment based on the temperature NUT grabs from a UPS? It doesn't appear that upsmon(8) has an appropriate notify event for temperature levels. For the time being, it looks like I'll write a simple perl wrapper around upsc to get ups.temperature, but would love to use something natively from NUT, if possible. Also,
2011 May 05
0
Monitoring hardware in Domain-0 - core temperature specifically
Hi, I got a bright idea to monitor CPU core temperature using ''lm_sensors''. I was testing on my quad-core desktop machine and everything seemed great. However - my Domain-0 has just two VCPU''s assigned to it and this is exactly what ''sensors'' report. Any ideas about how to work around that besides letting Domain-0 use all CPUs? Regards, Danilo
2009 Mar 16
3
Is it possible to get CPU temperature for Lenovo T61 laptop
Hi, Can I use some commands or scripts to get CPU temperature on Solaris(10 or snv, whatever)? My laptop is Lenovo T61. Great Thanks Jason
2011 Jun 28
0
renaming multiple columns + interpolating temperature series
Greetings R Users, I?m new to R but at least managed to read in multiple files: filenames <- list.files(path=getwd()) numfiles <- length(filenames) for (all_temp in c(1:numfiles)) { filenames[all_temp] <- paste(filenames[all_temp],sep="") assign(gsub("[.]ASC$","temp",filenames[all_temp]),read.delim2(filenames[all_temp],
2008 May 07
1
validating ambient.temperature from APC IEM (AP9618, AP9619) patch
Hi Dmitry and the list, would you (or anyone owning such a device) be able to validate the below patch: https://alioth.debian.org/tracker/index.php?func=detail&aid=310613&group_id=30602&atid=411542 Most notably, it's about the paths changes: -#define APCC_OID_IEM_TEMP ".1.3.6.1.4.1.318.1.1.10.2.3.2.1.4.0" -#define APCC_OID_IEM_TEMP_UNIT
2009 Dec 13
1
GPU Temperature?
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi there, I just wondered if there is an open-source way of getting information about the temperatures provided by the internal sensors. I've read that nvclock is providing such information but only if the binary driver is installed and used. When I run 'sensors-detect' is see three adapters provided through nouveau: ... Next adapter: