distance-sampling

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Welcome to the distance sampling e-mail list.

This is a place to ask questions about distance sampling methodology as well as software.

More information on distance sampling can be found at http://distancesampling.org

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Camille Ollier, … Eric Rexstad8

Sep 23

Mrds abundance estimation in R

Camille Given your experience that the effort calculations did not appear correct using the approach

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Mrds abundance estimation in R

Camille Given your experience that the effort calculations did not appear correct using the approach

Sep 23

aschi...@gmail.com2

Sep 22

Error message in dsims

Hi thanks to Eric for trying the simulations, that worked fine. It seems that restarting session in

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Error message in dsims

Hi thanks to Eric for trying the simulations, that worked fine. It seems that restarting session in

Sep 22

Laura Marshall, … Eric Rexstad4

Sep 16

Distance sampling simulations

Adrian Solution would be to update your dsims to 1.0.1 from CRAN. If your installation of R thinks

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Distance sampling simulations

Adrian Solution would be to update your dsims to 1.0.1 from CRAN. If your installation of R thinks

Sep 16

Sep 14

Camera trap distance sampling workshop: new date

Dear distance-sampling list, Our online Camera Trap Distance Sampling workshop dates have been moved,

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Camera trap distance sampling workshop: new date

Dear distance-sampling list, Our online Camera Trap Distance Sampling workshop dates have been moved,

Sep 14

Nolan Helmstetter, Eric Rexstad2

Sep 9

Errors using Package Distance

Nolan Thanks for sending along a bit of your data; I presume this just a few records rather than the

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Errors using Package Distance

Nolan Thanks for sending along a bit of your data; I presume this just a few records rather than the

Sep 9

Stacey Taylor, Eric Rexstad2

Sep 8

Quick dsims question

Stace The median abundance estimate is not produced by the summary() function. However, all

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Quick dsims question

Stace The median abundance estimate is not produced by the summary() function. However, all

Sep 8

Jessica Tax, … Tiago Marques5

Sep 7

Varying transect lengths/varying distance walked; track/hair/cadaver observations at PD 0

Thank you all for your input! Op dinsdag 6 september 2022 om 18:44:48 UTC+1 schreef tiagoand...@gmail

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Varying transect lengths/varying distance walked; track/hair/cadaver observations at PD 0

Thank you all for your input! Op dinsdag 6 september 2022 om 18:44:48 UTC+1 schreef tiagoand...@gmail

Sep 7

Stephanie Augustine, … Stephen Buckland3

Sep 6

Distance R issue with uniform key

Adding to Eric's comment, f(0)=1/w, whereas p= 1/(wf(0)) which is 1 for the uniform, as in the

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Distance R issue with uniform key

Adding to Eric's comment, f(0)=1/w, whereas p= 1/(wf(0)) which is 1 for the uniform, as in the

Sep 6

Marjolaine Caillat, Eric Rexstad3

Sep 6

10% of survey coverage to be statisitcaly significnat myth or reality?

yes it is ! Thank you! Have a great day, Marjolaine On Tuesday, 6 September 2022 at 10:04:36 UTC+2

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10% of survey coverage to be statisitcaly significnat myth or reality?

yes it is ! Thank you! Have a great day, Marjolaine On Tuesday, 6 September 2022 at 10:04:36 UTC+2

Sep 6

Aug 26

New release of Distance for Windows; update on recent releases of R packages

Dear Distance software users, I'm pleased to announce that we have today released a new version

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New release of Distance for Windows; update on recent releases of R packages

Dear Distance software users, I'm pleased to announce that we have today released a new version

Aug 26

David TIKU OKON, Laura Marshall3

Aug 22

Exporting Shapefiles into DISTANCE

Dear David, I have taken a look at your shapefiles and I think the problem was down to the format of

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Exporting Shapefiles into DISTANCE

Dear David, I have taken a look at your shapefiles and I think the problem was down to the format of

Aug 22

Rachel Richardson, David Lawrence Miller2

Aug 18

Correct use of the x,y smooth in a DSM and a soap film

Hi Rachel, hi listfolk, Couple of things to think about here... The main use of the soap film

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Correct use of the x,y smooth in a DSM and a soap film

Hi Rachel, hi listfolk, Couple of things to think about here... The main use of the soap film

Aug 18

Aug 17

Upcoming distance sampling workshops - registration open

Further to my message yesterday, registration is now open for the following three training workshops:

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Upcoming distance sampling workshops - registration open

Further to my message yesterday, registration is now open for the following three training workshops:

Aug 17

Aug 16

Upcoming distance sampling workshops: camera trap distance sampling, animals missed on transect line, design and simulation

Dear distance sampling list, In the coming weeks we will hold the following live online training

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Upcoming distance sampling workshops: camera trap distance sampling, animals missed on transect line, design and simulation

Dear distance sampling list, In the coming weeks we will hold the following live online training

Aug 16

Aug 13

{Disarmed} Re: [distance-sampling] Error convert.units is deprecated

Good morning Martin There were modifications to the names of some arguments in release 1.0.5 of

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{Disarmed} Re: [distance-sampling] Error convert.units is deprecated

Good morning Martin There were modifications to the names of some arguments in release 1.0.5 of

Aug 13

Maik Henrich, … Stephen Buckland10

Aug 11

Dealing with outlier locations in camera trap distance sampling

Maik, in the absence of better solutions, that sounds fine to me. Steve From: distance-sampling@

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Dealing with outlier locations in camera trap distance sampling

Maik, in the absence of better solutions, that sounds fine to me. Steve From: distance-sampling@

Aug 11

David Jarrett, Eric Rexstad3

Aug 8

Quick question about specifying location when using DSM

Thanks for quick reply Eric, that's very useful! Sent from Mail for Windows From: Eric Rexstad

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Quick question about specifying location when using DSM

Thanks for quick reply Eric, that's very useful! Sent from Mail for Windows From: Eric Rexstad

Aug 8

Sarah BANET-EUGENE, Eric Rexstad2

Aug 8

Camera Trap Distance Sampling study design issue

Sarah Quite an elaborate rotation scheme. I don't know of investigations of these rotational

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Camera Trap Distance Sampling study design issue

Sarah Quite an elaborate rotation scheme. I don't know of investigations of these rotational

Aug 8

Len Thomas, leob...@gmail.com3

Aug 5

Distance for Windows and R 4.2

Thanks for writing Leo, and apologies for not updating the list. We have postponed the planned

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Distance for Windows and R 4.2

Thanks for writing Leo, and apologies for not updating the list. We have postponed the planned

Aug 5

Melissa Costagliola - Ray, … Eric Howe4

Aug 4

Plotting multiple covariates within MRDS detection functions

Good day, Of course I was wrong to suggest subtracting 1- average combined p(0) from the y-values

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Plotting multiple covariates within MRDS detection functions

Good day, Of course I was wrong to suggest subtracting 1- average combined p(0) from the y-values

Aug 4

Emeline Auda, … Eric Howe3

Aug 2

Independent events and maximum number of individuals per independent event

Good day Emeline and thanks Eric, Different animals in the same image or video are not independent,

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Independent events and maximum number of individuals per independent event

Good day Emeline and thanks Eric, Different animals in the same image or video are not independent,

Aug 2

leob...@gmail.com, Eric Rexstad2

Jul 29

Inference based on covariates

Leo Thanks for the question. Having a "treatment" imposed after the survey has been

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Inference based on covariates

Leo Thanks for the question. Having a "treatment" imposed after the survey has been

Jul 29

Fay Frost, Distance3

Jul 25

Issues with Data Import Wizard (import aborted)

Updated: Possible solution (courtesy of Eric) tried to import the csv file, ignoring most of the data

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Issues with Data Import Wizard (import aborted)

Updated: Possible solution (courtesy of Eric) tried to import the csv file, ignoring most of the data

Jul 25

Eliphaleth Carmona, … Cornelia Oedekoven5

Jul 22

Full likelihood approach: the likelihood component pertaining to the detection model with continuous coviarates & handling nested covariates

Dear Eliphaleth, Great to hear you got it working. Regarding your second question: please have a look

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Full likelihood approach: the likelihood component pertaining to the detection model with continuous coviarates & handling nested covariates

Dear Eliphaleth, Great to hear you got it working. Regarding your second question: please have a look

Jul 22

aschi...@gmail.com, Laura Marshall3

Jul 21

Questions about dsims

Dear Laura, many thanks for the update. Happy to be a guinea pig. I managed to get a plot of the

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Questions about dsims

Dear Laura, many thanks for the update. Happy to be a guinea pig. I managed to get a plot of the

Jul 21

Nidhi Agarwal, Eric Rexstad2

Jul 20

Problem with Distance 7.4

Nidhi We have not tested Distance 7.4 on a machine running Windows 11, so we do not have tested

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Problem with Distance 7.4

Nidhi We have not tested Distance 7.4 on a machine running Windows 11, so we do not have tested

Jul 20

Jul 20

Introductory distance sampling training workshop; only two weeks remaining to register

Interactive introductory distance sampling training The University of St Andrews has been training

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Introductory distance sampling training workshop; only two weeks remaining to register

Interactive introductory distance sampling training The University of St Andrews has been training

Jul 20

aschi...@gmail.com, … Distance5

Jul 19

Error in DSsim when running a simulation

Hi all dsims worked well! Problem solved It took a while ot translate the "old" DSsim

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Error in DSsim when running a simulation

Hi all dsims worked well! Problem solved It took a while ot translate the "old" DSsim

Jul 19

D Bowler, Eric Rexstad2

Jul 18

dealing with zero counts

Diana Sampling only a single transect within your sites does represent a challenge to you

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dealing with zero counts

Diana Sampling only a single transect within your sites does represent a challenge to you

Jul 18

Giliba Richard, Eric Rexstad2

Jul 15

Re: Importance of the explanatory variables in a density surface model

Richard I'm not sure if this is a satisfactory answer to your question, but you could consult the

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Re: Importance of the explanatory variables in a density surface model

Richard I'm not sure if this is a satisfactory answer to your question, but you could consult the

Jul 15

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