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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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Janet Mossman
,
Eric Rexstad
2
3:32 AM
error with run.simulation from the dsims package
Janet That sounds like a tricky problem if you've had previous success with your code and you get
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error with run.simulation from the dsims package
Janet That sounds like a tricky problem if you've had previous success with your code and you get
3:32 AM
haur...@gmail.com
,
Stephen Buckland
2
Jun 1
Great apes nest surveys: searching around nests
Either approach should be fine. In your approach, the detection function is exactly that – the
unread,
Great apes nest surveys: searching around nests
Either approach should be fine. In your approach, the detection function is exactly that – the
Jun 1
chaona phiri
,
Eric Rexstad
10
May 30
Detection function error
Ah okay, I will give that a try. Thank you so much. Chaona On Tue, May 30, 2023 at 4:17 PM Eric
unread,
Detection function error
Ah okay, I will give that a try. Thank you so much. Chaona On Tue, May 30, 2023 at 4:17 PM Eric
May 30
Aditya Ghoshal
,
Eric Rexstad
5
May 30
argument is not a matrix for uniform Key in distance package
Cool. Thank you. On Tuesday, May 30, 2023 at 4:38:33 PM UTC+5:30 Eric Rexstad wrote: You are correct.
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argument is not a matrix for uniform Key in distance package
Cool. Thank you. On Tuesday, May 30, 2023 at 4:38:33 PM UTC+5:30 Eric Rexstad wrote: You are correct.
May 30
Jamie McKaughan
,
Eric Rexstad
3
May 29
Overdispersion impact on precision
Hi all, Eric and I discussed this further off the group, below is a summary. The CV's I recorded
unread,
Overdispersion impact on precision
Hi all, Eric and I discussed this further off the group, below is a summary. The CV's I recorded
May 29
riccardo...@gmail.com
,
Eric Rexstad
5
May 25
Differences.bootstrap warnings
Hi Eric, As always thank you very much for your explanations. I will conduct more in-depth analysis
unread,
Differences.bootstrap warnings
Hi Eric, As always thank you very much for your explanations. I will conduct more in-depth analysis
May 25
PABLO PALENCIA MAYORDOMO
,
Eric Rexstad
3
May 24
c-hat value and model selection
Thanks a lot Eric. Very useful response. El miércoles, 24 de mayo de 2023 a las 11:00:50 UTC+2, Eric
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c-hat value and model selection
Thanks a lot Eric. Very useful response. El miércoles, 24 de mayo de 2023 a las 11:00:50 UTC+2, Eric
May 24
riccardo...@gmail.com
,
Eric Rexstad
3
May 24
Undestanding truncation distance
Dear Eric, Thank you for your message! I appreciate your help and the explanations you provided. Your
unread,
Undestanding truncation distance
Dear Eric, Thank you for your message! I appreciate your help and the explanations you provided. Your
May 24
Len Thomas
2
May 23
Web site temporarily down
Distance-sampling list folks, I'm pleased to report that our web site https://distancesampling.
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Web site temporarily down
Distance-sampling list folks, I'm pleased to report that our web site https://distancesampling.
May 23
Pau Lucio
,
Eric Rexstad
2
May 23
Results
Pau Thank you for the compliment. From your description of the survey, it seems possible that the
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Results
Pau Thank you for the compliment. From your description of the survey, it seems possible that the
May 23
Eric Rexstad
May 22
Introductory distance sampling workshop 10-21 July 2023, registration now open
Interactive introductory distance sampling training The University of St Andrews has been training
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Introductory distance sampling workshop 10-21 July 2023, registration now open
Interactive introductory distance sampling training The University of St Andrews has been training
May 22
Eric Rexstad
May 18
Widening participation scholarship application deadline, intro workshop 19 May 2023
Interactive introductory distance sampling training, second announcement Official registration for
unread,
Widening participation scholarship application deadline, intro workshop 19 May 2023
Interactive introductory distance sampling training, second announcement Official registration for
May 18
lea david
, …
Tim Awbery
7
May 15
p and esw for each value of covariat
Hi Eric, Thank you very much for getting back to me and thank you to yourself and the team for
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p and esw for each value of covariat
Hi Eric, Thank you very much for getting back to me and thank you to yourself and the team for
May 15
Molly McDevitt
,
Eric Rexstad
4
May 12
Trouble estimating abundance and reading 'size' column
Hi Eric! Thank you very, very much for the help/insight, and as you noted, addressing the unif
unread,
Trouble estimating abundance and reading 'size' column
Hi Eric! Thank you very, very much for the help/insight, and as you noted, addressing the unif
May 12
riccardo...@gmail.com
,
Eric Rexstad
3
May 10
Density comparison
Hi Eric, Wow! The function is perfect for the type of analysis I need to carry out. I will try to use
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Density comparison
Hi Eric, Wow! The function is perfect for the type of analysis I need to carry out. I will try to use
May 10
Eric Rexstad
May 9
First announcement July introductory distance sampling workshop; widening participation scholarships now being accepted
Interactive introductory distance sampling training, first announcement Official registration for the
unread,
First announcement July introductory distance sampling workshop; widening participation scholarships now being accepted
Interactive introductory distance sampling training, first announcement Official registration for the
May 9
Khadija Amanda Barciela
, …
Stephen Buckland
11
May 5
Segmented transect design
I don't think you can get reliable analysis from non-random transects along the water courses.
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Segmented transect design
I don't think you can get reliable analysis from non-random transects along the water courses.
May 5
Michelle P
, …
Len Thomas
5
May 4
Butterfly Distance Sampling Field Design
Thank you Stephen and Len! So much appreciated. I'll keep all of these things in mind as I design
unread,
Butterfly Distance Sampling Field Design
Thank you Stephen and Len! So much appreciated. I'll keep all of these things in mind as I design
May 4
Rebekah Karimi
, …
Eric Rexstad
6
May 1
Trouble uploading data
Rebekah I think DISTANCE is flustered by your file name. Notice you have a period (full stop) in the
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Trouble uploading data
Rebekah I think DISTANCE is flustered by your file name. Notice you have a period (full stop) in the
May 1
gwili....@gmail.com
, …
Eric Rexstad
6
May 1
Fitting global detection function to a subset of survey strata
Gwili Sounds like you're doing lots of work on this dataset. The various abundance comparisons
unread,
Fitting global detection function to a subset of survey strata
Gwili Sounds like you're doing lots of work on this dataset. The various abundance comparisons
May 1
riccardo...@gmail.com
,
Eric Rexstad
5
Apr 28
Help Area and data organisation
Hi Eric, Thanks you again for the detailed answer. Kind regards anche have a nice day Il giorno
unread,
Help Area and data organisation
Hi Eric, Thanks you again for the detailed answer. Kind regards anche have a nice day Il giorno
Apr 28
Pau Lucio
,
Eric Rexstad
4
Apr 27
Error installing the Distance package
Pau The screenshots you provided are of some help. When you invoke install.packages("Distance
unread,
Error installing the Distance package
Pau The screenshots you provided are of some help. When you invoke install.packages("Distance
Apr 27
Tim Awbery
, …
Tiago Marques
11
Apr 25
Understanding Goodness of fit and its implications for estimations
Hi Tiago, Thanks for sending this across. As I said to Jason, I really appreciate the time you've
unread,
Understanding Goodness of fit and its implications for estimations
Hi Tiago, Thanks for sending this across. As I said to Jason, I really appreciate the time you've
Apr 25
Thayusky da Penha
,
Eric Rexstad
2
Apr 19
dsm - how to deal with zero-inflation?
Thay Almost everyone who uses the dsm package has a large proportion of their segments without
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dsm - how to deal with zero-inflation?
Thay Almost everyone who uses the dsm package has a large proportion of their segments without
Apr 19
Casolyn
, …
Eric Rexstad
5
Apr 16
Spikes near zero and it effect on the detection function
Dear Eric, Thank you for the quick response. With this explanation i now understand the issues i had
unread,
Spikes near zero and it effect on the detection function
Dear Eric, Thank you for the quick response. With this explanation i now understand the issues i had
Apr 16
Julia O'Hern
,
Laura Marshall
2
Apr 13
Complimentary zig zag design
Dear Julia, The complementary zigzag design is only available in the dssd R package not in Distance
unread,
Complimentary zig zag design
Dear Julia, The complementary zigzag design is only available in the dssd R package not in Distance
Apr 13
Khadija Amanda Barciela
, …
Eric Rexstad
6
Apr 13
Line transect design on very fragmented strata
Thank you so much Eric for your quick response. In reference to the realized and estimated length, I
unread,
Line transect design on very fragmented strata
Thank you so much Eric for your quick response. In reference to the realized and estimated length, I
Apr 13
Dominik Marchowski
,
Eric Rexstad
3
Apr 7
Error: convert.units is deprecated
Thank you Eric, It helped, such a small error and so much time spent searching. After changing the
unread,
Error: convert.units is deprecated
Thank you Eric, It helped, such a small error and so much time spent searching. After changing the
Apr 7
Aditya Ghoshal
, …
Eric Rexstad
6
Apr 4
"spike near zero-distance" and hazard rate models
I tried to set the truncation distance to 0.05, but the models still throw up the warning of "
unread,
"spike near zero-distance" and hazard rate models
I tried to set the truncation distance to 0.05, but the models still throw up the warning of "
Apr 4
chaona phiri
,
Eric Rexstad
3
Apr 3
DSM Abundance response variable
Yeah, and 9 is after I combined some which were very similar. Noted regarding the similar results
unread,
DSM Abundance response variable
Yeah, and 9 is after I combined some which were very similar. Noted regarding the similar results
Apr 3