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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Janet Mossman, Eric Rexstad2

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 Buckland2

Jun 1

Great apes nest surveys: searching around nests

Either approach should be fine. In your approach, the detection function is exactly that – the

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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 Rexstad10

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

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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 Rexstad5

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 Rexstad3

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

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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 Rexstad5

May 25

Differences.bootstrap warnings

Hi Eric, As always thank you very much for your explanations. I will conduct more in-depth analysis

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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 Rexstad3

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 Rexstad3

May 24

Undestanding truncation distance

Dear Eric, Thank you for your message! I appreciate your help and the explanations you provided. Your

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Undestanding truncation distance

Dear Eric, Thank you for your message! I appreciate your help and the explanations you provided. Your

May 24

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 Rexstad2

May 23

Pau Thank you for the compliment. From your description of the survey, it seems possible that the

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Pau Thank you for the compliment. From your description of the survey, it seems possible that the

May 23

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

May 18

Widening participation scholarship application deadline, intro workshop 19 May 2023

Interactive introductory distance sampling training, second announcement Official registration for

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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 Awbery7

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 Rexstad4

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

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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 Rexstad3

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

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

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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 Buckland11

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 Thomas5

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

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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 Rexstad6

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 Rexstad6

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

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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 Rexstad5

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

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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 Rexstad4

Apr 27

Error installing the Distance package

Pau The screenshots you provided are of some help. When you invoke install.packages("Distance

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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 Marques11

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

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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 Rexstad2

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 Rexstad5

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

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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 Marshall2

Apr 13

Complimentary zig zag design

Dear Julia, The complementary zigzag design is only available in the dssd R package not in Distance

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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 Rexstad6

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

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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 Rexstad3

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

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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 Rexstad6

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 "

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"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 Rexstad3

Apr 3

DSM Abundance response variable

Yeah, and 9 is after I combined some which were very similar. Noted regarding the similar results

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DSM Abundance response variable

Yeah, and 9 is after I combined some which were very similar. Noted regarding the similar results

Apr 3

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