distance-sampling

Contact owners and managers

1–30 of 2434

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

0 selected

Kat Bernier, Eric Rexstad4

Dec 19

DSM and "weights" argument

Kat: Using density as a response in density surface modelling is uncommon; I can't think of an

unread,

DSM and "weights" argument

Kat: Using density as a response in density surface modelling is uncommon; I can't think of an

Dec 19

Caroline Sauvé, Len Thomas2

Dec 17

estimating p0 by mark-recapture using gamma key function

Hi Caroline, I assume this is line transect aerial survey data, hence the dip in detections at

unread,

estimating p0 by mark-recapture using gamma key function

Hi Caroline, I assume this is line transect aerial survey data, hence the dip in detections at

Dec 17

Arrow Myers, Eric Rexstad3

Dec 12

Error in covariate modeling functions in R package Distance

Dr. Rextad, Thanks so much for looking into the issue, the fix appears to be working throughout my

unread,

Error in covariate modeling functions in R package Distance

Dr. Rextad, Thanks so much for looking into the issue, the fix appears to be working throughout my

Dec 12

Dec 11

Online Workshop: Distance sampling design and simulation

Dear Distance Sampling list, We are pleased to announce that registration is now open for the

unread,

Online Workshop: Distance sampling design and simulation

Dear Distance Sampling list, We are pleased to announce that registration is now open for the

Dec 11

Dec 9

Registration open for introductory distance sampling workshop 17-28 February 2025

Happy Monday, distance samplers Before the events of the end of the calendar year overtake you,

unread,

Registration open for introductory distance sampling workshop 17-28 February 2025

Happy Monday, distance samplers Before the events of the end of the calendar year overtake you,

Dec 9

Libby White, Eric Rexstad4

Dec 4

Incorporating numerous multipliers in dht2

Libby I'd let the "multiplier" handle the temporal availability issue, and lump

unread,

Incorporating numerous multipliers in dht2

Libby I'd let the "multiplier" handle the temporal availability issue, and lump

Dec 4

Lucy Millington, Eric Rexstad4

Dec 2

** Warning: Invalid or missing covariate. **

Lucy I'm somewhat more confused from your second message. I presume you are fitting a half-normal

unread,

** Warning: Invalid or missing covariate. **

Lucy I'm somewhat more confused from your second message. I presume you are fitting a half-normal

Dec 2

Leonard Hambrecht, Eric Rexstad5

Nov 27

Help need for simulated extrapolation approach

Hey Eric, I really appreciate you spending the time going through my code and getting it to work. I

unread,

Help need for simulated extrapolation approach

Hey Eric, I really appreciate you spending the time going through my code and getting it to work. I

Nov 27

Océane Beaufort, … Len Thomas4

Nov 21

Stuck on geolocation data format issue

Just to augment what Eric said: Distance for Windows can also deal with data in latitude and

unread,

Stuck on geolocation data format issue

Just to augment what Eric said: Distance for Windows can also deal with data in latitude and

Nov 21

Nov 21

Registration now open: introductory distance sampling workshop February 2025

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

unread,

Registration now open: introductory distance sampling workshop February 2025

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

Nov 21

nicoline nørgaard, Eric Rexstad7

Nov 21

Hi Eric, Thank you very much for clarifying this and thank you for the quick response time. //

unread,

Hi Eric, Thank you very much for clarifying this and thank you for the quick response time. //

Nov 21

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

unread,

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

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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

unread,

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-

unread,

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

unread,

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

unread,

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

unread,

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("

unread,

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

Oct 3

Search

Clear search

Close search

Google apps

Main menu