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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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nicoline nørgaard, Eric Rexstad5

2:22 AM

Hi Eric It is double observer data that I have, but there is only one row for each sight (the average

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Hi Eric It is double observer data that I have, but there is only one row for each sight (the average

2:22 AM

Nov 20

Widening participation scholarship window now open, closes 29 November

Applications are now being accepted for a place in the introductory distance sampling workshop taking

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Widening participation scholarship window now open, closes 29 November

Applications are now being accepted for a place in the introductory distance sampling workshop taking

Nov 20

Leonard Hambrecht, Eric Rexstad2

Nov 20

Help need for simulated extrapolation approach

Leonard Welcome to the list. Quite a set of questions you have. For model-based inference to be sound

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Help need for simulated extrapolation approach

Leonard Welcome to the list. Quite a set of questions you have. For model-based inference to be sound

Nov 20

Océane Beaufort, Eric Rexstad3

Nov 20

Stuck on geolocation data format issue

Thank you very much for your help Eric. I changed my coordinates to UTM and it works!! Well I just

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Stuck on geolocation data format issue

Thank you very much for your help Eric. I changed my coordinates to UTM and it works!! Well I just

Nov 20

Océane Beaufort

Nov 17

geolocation data format issue

Hello everyone, I've just discovered the Distance software and I'm trying to learn how it

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geolocation data format issue

Hello everyone, I've just discovered the Distance software and I'm trying to learn how it

Nov 17

Stephan Jacobs, Eric Rexstad3

Nov 17

How to format data that was collected in bins

Thank you Eric! It certainly makes sense. I have some other data processing I need to do before

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How to format data that was collected in bins

Thank you Eric! It certainly makes sense. I have some other data processing I need to do before

Nov 17

Nov 14

New Distance Software, Training and Web sites

Dear distance-sampling list, I am very pleased to announce new software, training and web site

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New Distance Software, Training and Web sites

Dear distance-sampling list, I am very pleased to announce new software, training and web site

Nov 14

Michael Borbolla, Eric Rexstad2

Nov 14

Software Output Check

Michael Welcome to the list. Before we can deduce whether the software is doing the "right thing

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Software Output Check

Michael Welcome to the list. Before we can deduce whether the software is doing the "right thing

Nov 14

Stephanie Nefas, Eric Rexstad2

Nov 12

Point count effort area change?

Stephanie Yes, the consequence of this is likely to be small, depending upon the proportion of points

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Point count effort area change?

Stephanie Yes, the consequence of this is likely to be small, depending upon the proportion of points

Nov 12

Sarah Fadhil, Eric Rexstad2

Nov 12

Density estimates of every species

Sarah The short answer to the apparent lack of density estimates in your output is simple. You have

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Density estimates of every species

Sarah The short answer to the apparent lack of density estimates in your output is simple. You have

Nov 12

Deepti Gupta, Eric Rexstad2

Nov 8

sample.dat file showing error in reopening

Deepti We have had another report of this problem. Can you provide more details: what version of

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sample.dat file showing error in reopening

Deepti We have had another report of this problem. Can you provide more details: what version of

Nov 8

carl....@gmail.com, Eric Rexstad3

Nov 7

Density as calculated by expected or average cluster size: Distance in Windows vs Distance in R

Dear Eric Good to hear from you. Yes, thank you, this has resolved my query. I understand the

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Density as calculated by expected or average cluster size: Distance in Windows vs Distance in R

Dear Eric Good to hear from you. Yes, thank you, this has resolved my query. I understand the

Nov 7

Lisa Marie Leclerc, Eric Rexstad2

Nov 6

Lisa The mark-recapture component of the MRDS modelling is a logistic regression fitted to the

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Lisa The mark-recapture component of the MRDS modelling is a logistic regression fitted to the

Nov 6

Nov 4

New CRAN release of mrds and Distance R packages

Dear Distance list, We are pleased to announce the release of mrds version 3.0.0 and Distance version

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New CRAN release of mrds and Distance R packages

Dear Distance list, We are pleased to announce the release of mrds version 3.0.0 and Distance version

Nov 4

Charlotte Ward, Eric Rexstad3

Oct 31

Dealing with NA observations and binned analyses

Hi Eric, Thank you so much for the very quick response. Good to hear I was thinking correctly, and

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Dealing with NA observations and binned analyses

Hi Eric, Thank you so much for the very quick response. Good to hear I was thinking correctly, and

Oct 31

elena jimenez, Eric Rexstad3

Oct 30

Warning: Unknown or uninitialised column: `distbegin`.

Thank you, Eric, for your quick response; it worked perfectly! El martes, 29 de octubre de 2024 a las

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Warning: Unknown or uninitialised column: `distbegin`.

Thank you, Eric, for your quick response; it worked perfectly! El martes, 29 de octubre de 2024 a las

Oct 30

Brendan Higgins, Eric Rexstad4

Oct 26

How does the dsm function link the ddf.obj and the observation data?

I believe so Brendan From: Brendan Higgins <bhig...@alaska.edu> Sent: 25 October 2024 21:54

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How does the dsm function link the ddf.obj and the observation data?

I believe so Brendan From: Brendan Higgins <bhig...@alaska.edu> Sent: 25 October 2024 21:54

Oct 26

Valeria Serafini, Eric Rexstad3

Oct 26

Assistance with DSM Data Formatting for Curved Transects

Thank you for the clarification. On Fri, Oct 25, 2024 at 7:02 PM Eric Rexstad <Eric.Rexstad@st-

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Assistance with DSM Data Formatting for Curved Transects

Thank you for the clarification. On Fri, Oct 25, 2024 at 7:02 PM Eric Rexstad <Eric.Rexstad@st-

Oct 26

Alvaro G, Eric Rexstad7

Oct 23

number of iindividuals in each detection

Thanks so much Eric for your kind advice! It'll improve my skill on Distance, I'm still

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number of iindividuals in each detection

Thanks so much Eric for your kind advice! It'll improve my skill on Distance, I'm still

Oct 23

Colin Guilfoyle, Eric Rexstad4

Oct 17

Transect effort / blank observations

Colin That depends whether you are recording "visit" in your data frame. If so, then you

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Transect effort / blank observations

Colin That depends whether you are recording "visit" in your data frame. If so, then you

Oct 17

ca...@kauaiforestbirds.org, … Rebecca MacArthur23

Oct 13

how to analyze repeated point counts in Distance

Brilliant, I can't thank you enough for all of your help. Kindest regards, Rebecca On Thu, Oct 10

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how to analyze repeated point counts in Distance

Brilliant, I can't thank you enough for all of your help. Kindest regards, Rebecca On Thu, Oct 10

Oct 13

DEFOS DU RAU Pierre, Phil Bouchet2

Oct 3

Hi Pierre, Can you try installing rgdal from RForge using the below command? install.packages("

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Hi Pierre, Can you try installing rgdal from RForge using the below command? install.packages("

Oct 3

lea david, … Thomas Webber14

Oct 1

p and esw for each value of covariat

Hi Eric, Thanks very much for the advice. I'll see how I get on. Much apprecited. Thomas On

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p and esw for each value of covariat

Hi Eric, Thanks very much for the advice. I'll see how I get on. Much apprecited. Thomas On

Oct 1

Bastien Dehaudt, Eric Rexstad6

Oct 1

Trail transect distance analysis

Bastien Have a look at this paper Oedekoven, CS, Laake, JL & Skaug, HJ Distance sampling with a

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Trail transect distance analysis

Bastien Have a look at this paper Oedekoven, CS, Laake, JL & Skaug, HJ Distance sampling with a

Oct 1

Oct 1

effort misunderstanding

To add another question for the same R script (above was talking about input file for ds), for my

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effort misunderstanding

To add another question for the same R script (above was talking about input file for ds), for my

Oct 1

Isha Shyam, Eric Rexstad2

Sep 30

DSM: 2D X,Y smooths

Isha If extrapolation is of concern to you, I suggest you investigate the dsmextra package https://

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DSM: 2D X,Y smooths

Isha If extrapolation is of concern to you, I suggest you investigate the dsmextra package https://

Sep 30

shimada yasu, Eric Rexstad4

Sep 30

<Q> Data format by transect line in a region

Dear Eric_san Thank you very much. I didn't know that! Thanks for pointing out my mistake. I just

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<Q> Data format by transect line in a region

Dear Eric_san Thank you very much. I didn't know that! Thanks for pointing out my mistake. I just

Sep 30

Nilanjan Basu, Eric Rexstad5

Sep 27

Can data across the years be clumped for analysis

This is great, thank you so much! Dr. Rexstad. Nilanjan Basu Research Consultant Hyderabad Tiger

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Can data across the years be clumped for analysis

This is great, thank you so much! Dr. Rexstad. Nilanjan Basu Research Consultant Hyderabad Tiger

Sep 27

shimada yasu, Eric Rexstad5

Sep 27

<Q> data format 'NA" or zero

Hi Eric_san Thank you very much for the useful information. When the R data is NA, the data read by

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<Q> data format 'NA" or zero

Hi Eric_san Thank you very much for the useful information. When the R data is NA, the data read by

Sep 27

Sudip, Eric Rexstad2

Sep 23

Regarding camera trap distance sampling analysis

Sudip Thanks for your question. There could be several causes for the large uncertainty in you

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Regarding camera trap distance sampling analysis

Sudip Thanks for your question. There could be several causes for the large uncertainty in you

Sep 23

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