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Tara Ahmed
,
Qianqian Fang
2
Oct 28
Question about MCX for tPBM - Fang/Cassano Paper
see my replies below On 10/28/25 14:09, Tara Ahmed wrote: You don't often get email from tvahmed@
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Question about MCX for tPBM - Fang/Cassano Paper
see my replies below On 10/28/25 14:09, Tara Ahmed wrote: You don't often get email from tvahmed@
Oct 28
Emillie Jo
,
Qianqian Fang
3
Oct 28
Understanding fluence map output for modelling a source-detector separation problem
Hi Qianqian, Thank you so much for your detailed response and for the links to the Github examples -
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Understanding fluence map output for modelling a source-detector separation problem
Hi Qianqian, Thank you so much for your detailed response and for the links to the Github examples -
Oct 28
Maurice
, …
Qianqian Fang
6
Oct 24
Can't find function mcx Matlab
mcxsuite_addpath.m is only included as part of the MCXStudio* packages. Because MCXStudio contains
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Can't find function mcx Matlab
mcxsuite_addpath.m is only included as part of the MCXStudio* packages. Because MCXStudio contains
Oct 24
Emillie Jo
,
Qianqian Fang
2
Oct 23
Modelling an LED source vs laser - equivalent power, profile and unit conversion
see replies below On 10/22/25 16:49, Emillie Jo wrote: You don't often get email from
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Modelling an LED source vs laser - equivalent power, profile and unit conversion
see replies below On 10/22/25 16:49, Emillie Jo wrote: You don't often get email from
Oct 23
Qianqian Fang
,
Charly CAREDDA
3
Oct 22
Re: [mmc-users] Redbird - Conversion of fluence into diffuse reflectance
just one more clarification regarding your reply below: there is really just one formula connecting
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Re: [mmc-users] Redbird - Conversion of fluence into diffuse reflectance
just one more clarification regarding your reply below: there is really just one formula connecting
Oct 22
Connor Henley
,
Qianqian Fang
3
Oct 22
Suggestion for mcxlab README update
Okay, this is good to know, thank you. Unfortunately I don't think I'll be able to replicate
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Suggestion for mcxlab README update
Okay, this is good to know, thank you. Unfortunately I don't think I'll be able to replicate
Oct 22
yiwei li
, …
Qianqian Fang
4
Oct 21
help
.mexmaci64 is for intel-x86_64 processors. while your mac is running on apple silicon (arm64), your
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help
.mexmaci64 is for intel-x86_64 processors. while your mac is running on apple silicon (arm64), your
Oct 21
Qianqian Fang
Oct 20
Please re-download mmc/mmclab/mcxstudio v2025.10
hi everyone, I got a bug report (https://github.com/fangq/mmc/issues/113) related to pmmc. It turns
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Please re-download mmc/mmclab/mcxstudio v2025.10
hi everyone, I got a bug report (https://github.com/fangq/mmc/issues/113) related to pmmc. It turns
Oct 20
Tamara Tromp
, …
Qianqian Fang
4
Oct 15
Boundary effects for cyclic boundary conditions
Dear dr. Fang, Thanks a lot, this solves the issue indeed! Kind regards, Tamara On Tuesday, October
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Boundary effects for cyclic boundary conditions
Dear dr. Fang, Thanks a lot, this solves the issue indeed! Kind regards, Tamara On Tuesday, October
Oct 15
Lorenzo Spinelli
, …
Fang, Qianqian
4
Oct 15
Trojan detected in mcx.exe file
Hi Qianqian, actually, after updating the virus and threat protection of windows security to last
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Trojan detected in mcx.exe file
Hi Qianqian, actually, after updating the virus and threat protection of windows security to last
Oct 15
Darian Fuxfell
,
Qianqian Fang
2
Oct 14
Suppressing PMCX Output
you can set cfg['flog'] to a string denoting the log file path to save the output to the log
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Suppressing PMCX Output
you can set cfg['flog'] to a string denoting the log file path to save the output to the log
Oct 14
Qianqian Fang
Oct 14
[MCX Newsletters] MCX Suite v2025.10 is here!
(You received this message because you are a registered user of MCX (https://mcx.space) - an open-
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[MCX Newsletters] MCX Suite v2025.10 is here!
(You received this message because you are a registered user of MCX (https://mcx.space) - an open-
Oct 14
Emillie Jo
,
Qianqian Fang
3
Oct 12
MCX studio: video tutorial 2 not working
Hi Qianqian - thank you for replying so fast! It was indeed a browser issue, didn't work on
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MCX studio: video tutorial 2 not working
Hi Qianqian - thank you for replying so fast! It was indeed a browser issue, didn't work on
Oct 12
Yuan Gao
,
Qianqian Fang
2
Oct 8
MCX for SFDI simulation
hi Yuan, the issue is that you defined your layered brain model with the +z axis pointing to the
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MCX for SFDI simulation
hi Yuan, the issue is that you defined your layered brain model with the +z axis pointing to the
Oct 8
Tomáš Hála
,
Qianqian Fang
2
Oct 8
Can't download Colin27 model
hi Tomáš, the mesh data for Colin27 are stored under the mmc folder, https://sourceforge.net/projects
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Can't download Colin27 model
hi Tomáš, the mesh data for Colin27 are stored under the mmc folder, https://sourceforge.net/projects
Oct 8
Keyao Zhang
,
Qianqian Fang
2
Sep 30
Photon emission time
hi Keyao, Is there a time difference in the emission of all photons? Are they all emitted at the
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Photon emission time
hi Keyao, Is there a time difference in the emission of all photons? Are they all emitted at the
Sep 30
IRENE
,
Qianqian Fang
2
Sep 30
generate jacobians for multiple sources and detecors
hi Irene, I apologize for the delay. after debugging this issue further, I found several bugs in mcx
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generate jacobians for multiple sources and detecors
hi Irene, I apologize for the delay. after debugging this issue further, I found several bugs in mcx
Sep 30
Rooaa Shanshal
,
Qianqian Fang
2
Sep 7
Using Photon Sharing with Multiple GPUs
hi Rooaa, unfortunately I am not able to reproduce this, see https://github.com/fangq/mcx/issues/240
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Using Photon Sharing with Multiple GPUs
hi Rooaa, unfortunately I am not able to reproduce this, see https://github.com/fangq/mcx/issues/240
Sep 7
Fang, Qianqian
, …
asassa01
12
Sep 5
Split-voxel MC (SVMC) paper and software support update
Hi Qianqian, I don't think is a problem of missing functions. Now I have tried all the possible
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Split-voxel MC (SVMC) paper and software support update
Hi Qianqian, I don't think is a problem of missing functions. Now I have tried all the possible
Sep 5
zhang haohui
,
Qianqian Fang
4
Sep 1
detector inside the medium
Hello, Prof. Fang Thank you for your explanation. Best regards Haohui On Mon, Sep 1, 2025 at 10:16 PM
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detector inside the medium
Hello, Prof. Fang Thank you for your explanation. Best regards Haohui On Mon, Sep 1, 2025 at 10:16 PM
Sep 1
Hassan Sfouli
,
Qianqian Fang
2
Aug 29
source lighting distribution
hi Hassan, user-defined photon launch angular distribution has been supported since mcx v2024.2 see
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source lighting distribution
hi Hassan, user-defined photon launch angular distribution has been supported since mcx v2024.2 see
Aug 29
Keyao Zhang
, …
Qianqian Fang
4
Aug 20
Units of MCX simulation
hi Keyao, the best way to definitively understand mcx's output unit is to look into the source
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Units of MCX simulation
hi Keyao, the best way to definitively understand mcx's output unit is to look into the source
Aug 20
Qianqian Fang
Jul 21
All python modules - pmcx, pmcxcl and pmmc - are available on Apple silicon
hi everyone, I've made a few updates in the weekend and now pmmc and pmcxcl Python modules can
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All python modules - pmcx, pmcxcl and pmmc - are available on Apple silicon
hi everyone, I've made a few updates in the weekend and now pmmc and pmcxcl Python modules can
Jul 21
Qianqian Fang
Jul 8
[MCX Announcement] 3 new packages available: pmmc, pyiso2mesh and Redbird
(You received this message because you are a registered user of MCX (https://mcx.space) - an open-
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[MCX Announcement] 3 new packages available: pmmc, pyiso2mesh and Redbird
(You received this message because you are a registered user of MCX (https://mcx.space) - an open-
Jul 8
Sujit Patil
, …
Qianqian Fang
8
Jun 3
MCX Diffuse Reflectance for Non-Flat Surfaces
congratulations Mayna! it is always exciting to see validations of our solvers with real world
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MCX Diffuse Reflectance for Non-Flat Surfaces
congratulations Mayna! it is always exciting to see validations of our solvers with real world
Jun 3
Qianqian Fang
Jun 1
Initial international language support for MCX
hi everyone, I uploaded a few commits in the past few days, adding the long-planned support for
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Initial international language support for MCX
hi everyone, I uploaded a few commits in the past few days, adding the long-planned support for
Jun 1
Long Chen
,
Qianqian Fang
8
May 20
Simulation problem
Dear Dr. Fang, Thank you for your reply. Yes, what I'm looking for should be the second case, I
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Simulation problem
Dear Dr. Fang, Thank you for your reply. Yes, what I'm looking for should be the second case, I
May 20
Qianqian Fang
May 18
Re: [mcx-users] Questions About MMC Pathlength, Fluorescence, and Jacobian Validity
hi Zobia, see my replies below On 5/16/25 18:01, Zobia Chaudhry wrote: You don't often get email
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Re: [mcx-users] Questions About MMC Pathlength, Fluorescence, and Jacobian Validity
hi Zobia, see my replies below On 5/16/25 18:01, Zobia Chaudhry wrote: You don't often get email
May 18
h h liu
,
Qianqian Fang
6
May 13
Energy Normalization and Analog Output Units
Thank you Dr. Fang for your patience, with your help my problem was solved, thank you again Dr. Fang!
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Energy Normalization and Analog Output Units
Thank you Dr. Fang for your patience, with your help my problem was solved, thank you again Dr. Fang!
May 13
Ilya Kuznetsov
,
Qianqian Fang
5
Apr 30
Slightly different results on differents MCX and environments
Thanks! Yes, I meant mcxcwdref.m. On Wednesday, April 30, 2025 at 5:48:35 PM UTC+3 q.fang wrote: if
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Slightly different results on differents MCX and environments
Thanks! Yes, I meant mcxcwdref.m. On Wednesday, April 30, 2025 at 5:48:35 PM UTC+3 q.fang wrote: if
Apr 30