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BioGeoBEARS
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Ziv Lieberman
12/25/25
Incorporating unresolved fossils
Hello, I am running BGB with a group that has good fossil representation, and it would be important
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Incorporating unresolved fossils
Hello, I am running BGB with a group that has good fossil representation, and it would be important
12/25/25
Francisco
, …
Nick Matzke
14
12/10/25
Colors
Thanks for sharing! Yes, once you have many states, life gets complex, humans can notice tiny color
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Colors
Thanks for sharing! Yes, once you have many states, life gets complex, humans can notice tiny color
12/10/25
Gaby
, …
Nick Matzke
3
11/20/25
e=0 ?
Yes, that's right - e is often estimated to be 0, except in BAYAREALIKE models - it competes with
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e=0 ?
Yes, that's right - e is often estimated to be 0, except in BAYAREALIKE models - it competes with
11/20/25
Cleiton Valentim
,
Nick Matzke
2
10/24/25
Methodology for Subspecies Phylogeny Inference
Hi -- your instincts are correct. Without DNA or other coded character data, there no way to include
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Methodology for Subspecies Phylogeny Inference
Hi -- your instincts are correct. Without DNA or other coded character data, there no way to include
10/24/25
Gaby
,
Nick Matzke
2
10/24/25
Issue plotting time-stratified DEC+J BSM results using areas_allowed
On Saturday, September 27, 2025 at 8:25:23 AM UTC+12 gabyda...@gmail.com wrote: Hello. I'm trying
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Issue plotting time-stratified DEC+J BSM results using areas_allowed
On Saturday, September 27, 2025 at 8:25:23 AM UTC+12 gabyda...@gmail.com wrote: Hello. I'm trying
10/24/25
Nick Matzke
10/24/25
time-stratified range lists, distances, connectivity
Reply to anonymized question on time-stratified range lists, distances, connectivity... On Fri, Oct
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time-stratified range lists, distances, connectivity
Reply to anonymized question on time-stratified range lists, distances, connectivity... On Fri, Oct
10/24/25
Cherly Blackman
,
Nick Matzke
2
10/21/25
Home Safety Update: Optional Dryer Vent & Duct Cleaning
I've banned this account FYI On Wed, Oct 22, 2025 at 11:00 AM Cherly Blackman <
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Home Safety Update: Optional Dryer Vent & Duct Cleaning
I've banned this account FYI On Wed, Oct 22, 2025 at 11:00 AM Cherly Blackman <
10/21/25
Gaby
,
Nick Matzke
2
9/18/25
Cluttered/obscured node pie charts
Hi -- you can change the size of the PDF, or of the pie charts. But that won't help with the
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Cluttered/obscured node pie charts
Hi -- you can change the size of the PDF, or of the pie charts. But that won't help with the
9/18/25
HC
,
Nick Matzke
2
9/17/25
Is It Possible to Estimate Time-Specific m2 Values?
Hi! Great question! Having an m2 that varies by time-slice is an imaginable model, but it is not one
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Is It Possible to Estimate Time-Specific m2 Values?
Hi! Great question! Having an m2 that varies by time-slice is an imaginable model, but it is not one
9/17/25
Nick Matzke
, …
Ivan Magalhães
4
6/23/25
y,s,v, and j: per-event weights of cladogenetic range inheritance events in BioGeoBEARS
Hi Nick, Many thanks for this very detailed explanation. I am trying to understand better how the y,
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y,s,v, and j: per-event weights of cladogenetic range inheritance events in BioGeoBEARS
Hi Nick, Many thanks for this very detailed explanation. I am trying to understand better how the y,
6/23/25
Ziv Lieberman
,
Nick Matzke
5
6/20/25
Stop Error in stratified areas-adjacency analyses
Ah-ha! That would do it ;) Thank you for the very careful check of the inputs and for the explanation
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Stop Error in stratified areas-adjacency analyses
Ah-ha! That would do it ;) Thank you for the very careful check of the inputs and for the explanation
6/20/25
Ailton Matheus
,
Ivan Magalhães
2
5/30/25
Request for help!
Hi Ailton, this looks correct. AIC weights compare the relative fits of models and always sum up to 1
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Request for help!
Hi Ailton, this looks correct. AIC weights compare the relative fits of models and always sum up to 1
5/30/25
SK
,
Nick Matzke
2
5/28/25
Seeking Advice on using BioGeoBEARS with Incomplete Continental Data-reg.
Hi all, I am currently a postdoctoral in India, focussing on subterranean taxa called Bathynellacea,
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Seeking Advice on using BioGeoBEARS with Incomplete Continental Data-reg.
Hi all, I am currently a postdoctoral in India, focussing on subterranean taxa called Bathynellacea,
5/28/25
Peter Makovicky
,
Nick Matzke
4
5/6/25
cannot get graphic results to plot
Thanks! That's a very handy command. On Sunday, May 4, 2025 at 8:27:31 PM UTC-5 nickmat...@gmail.
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cannot get graphic results to plot
Thanks! That's a very handy command. On Sunday, May 4, 2025 at 8:27:31 PM UTC-5 nickmat...@gmail.
5/6/25
Sid S
,
Nick Matzke
3
5/3/25
How to show trees in increasing order ?
Hiya, If by "increasing order", you mean a ladderized tree, the method would be: 1.
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How to show trees in increasing order ?
Hiya, If by "increasing order", you mean a ladderized tree, the method would be: 1.
5/3/25
gtgus...@gmail.com
,
Nick Matzke
4
4/4/25
Stratified analysis error at Uppass
Nice! Yes, the analyses do appear to have run correctly. Good to know about the differences in the .
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Stratified analysis error at Uppass
Nice! Yes, the analyses do appear to have run correctly. Good to know about the differences in the .
4/4/25
cge...@gmail.com
,
Nick Matzke
3
3/27/25
section_the_tree in RASP
Thanks for the answer, Nick. I actually have fossils in the tree... almost every taxa... But now I
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section_the_tree in RASP
Thanks for the answer, Nick. I actually have fossils in the tree... almost every taxa... But now I
3/27/25
Ned Liu
,
Nick Matzke
3
3/17/25
Area allowed txt file format
Hi! areas_allowed is useful for very simple scenarios like islands disappearing back in time, but
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Area allowed txt file format
Hi! areas_allowed is useful for very simple scenarios like islands disappearing back in time, but
3/17/25
Dora Julieth Chávarro
,
Nick Matzke
3
3/5/25
time-stratification
Thank you so much! El mar, 4 mar 2025 a la(s) 5:58 pm, Nick Matzke (nickmat...@gmail.com)
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time-stratification
Thank you so much! El mar, 4 mar 2025 a la(s) 5:58 pm, Nick Matzke (nickmat...@gmail.com)
3/5/25
ALVARO QUESADA GARCIA
2/24/25
Multiple states tied
Hi Nick and everyone, I hope this email finds you well. I am a PhD student and I am not an expert
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Multiple states tied
Hi Nick and everyone, I hope this email finds you well. I am a PhD student and I am not an expert
2/24/25
Aniket Vaibhav Ranjangaonkar
,
Nick Matzke
7
1/23/25
Guidance on the "w" Parameter for Estimating Dispersal Multipliers
Dear Dr. Nick Matzke, Thank you for your detailed explanation. I appreciate your time and the clarity
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Guidance on the "w" Parameter for Estimating Dispersal Multipliers
Dear Dr. Nick Matzke, Thank you for your detailed explanation. I appreciate your time and the clarity
1/23/25
Felipe Pereira da Rocha
2
1/23/25
Starting an analysis
Hello everyone, Can anyone help me with this, please? On Thursday, 3 October 2024 at 19:54:15 UTC+8
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Starting an analysis
Hello everyone, Can anyone help me with this, please? On Thursday, 3 October 2024 at 19:54:15 UTC+8
1/23/25
Dora Julieth Chávarro
,
Nick Matzke
3
1/23/25
Number of areas
Thank you so much!!! El jueves, 23 de enero de 2025 a la(s) 6:32:01 pm UTC-5, nickmat...@gmail.com
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Number of areas
Thank you so much!!! El jueves, 23 de enero de 2025 a la(s) 6:32:01 pm UTC-5, nickmat...@gmail.com
1/23/25
Aniket Vaibhav Ranjangaonkar
,
Nick Matzke
4
8/30/24
Error in BioGeoBEARS Analysis
Dear Nick, Thank you very much for your support. I appreciate the insight regarding the Newick file
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Error in BioGeoBEARS Analysis
Dear Nick, Thank you very much for your support. I appreciate the insight regarding the Newick file
8/30/24
Sébastien Mirolo
, …
Viktor Baranov
5
8/13/24
max_range_size Fatal Error
Hi Nick and everyone! I am getting a similar error message, > check_BioGeoBEARS_run(
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max_range_size Fatal Error
Hi Nick and everyone! I am getting a similar error message, > check_BioGeoBEARS_run(
8/13/24
David Ortiz
, …
Julia Dupin
5
7/24/24
Genus-level biogeographic analyses and incomplete sampling
Hi Julia: Thanks a lot for your answer. Actually, there are a pretty limited number of biogeographic
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Genus-level biogeographic analyses and incomplete sampling
Hi Julia: Thanks a lot for your answer. Actually, there are a pretty limited number of biogeographic
7/24/24
Loriann Rubio
7/22/24
Super Spontan 2012 Full 46
Super Spontan merupakan rancangan televisyen realiti yang disiarkan di saluran Astro Warna yang
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Super Spontan 2012 Full 46
Super Spontan merupakan rancangan televisyen realiti yang disiarkan di saluran Astro Warna yang
7/22/24
Hannah H
,
Nick Matzke
6
7/16/24
BAYAREALIKE or BAYAREALIKE + J
Thank you for all your help! Much appreciated. Best, Hannah On Tuesday 16 July 2024 at 00:42:54 UTC+1
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BAYAREALIKE or BAYAREALIKE + J
Thank you for all your help! Much appreciated. Best, Hannah On Tuesday 16 July 2024 at 00:42:54 UTC+1
7/16/24
Dora Julieth Chávarro
,
Nick Matzke
2
7/14/24
Biogeographic map
Hi! The map is totally independent from BioGeoBEARS. You can do such maps in R, with packages like
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Biogeographic map
Hi! The map is totally independent from BioGeoBEARS. You can do such maps in R, with packages like
7/14/24
rper...@gmail.com
,
Nick Matzke
2
6/24/24
range switching event running DIVA-LIKE without the j parameter
Hi, Assuming no errors in terms of naming models or whatever, a DIVALIKE model without (or even with)
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range switching event running DIVA-LIKE without the j parameter
Hi, Assuming no errors in terms of naming models or whatever, a DIVALIKE model without (or even with)
6/24/24