External Email - Use Caution
Hi Freesurfer users
I search the FS documents but can't find a way to extract the vertex neighborhood for a particular vertex. I'd like to use data associated with the vertices in the neighborhood. In 3D space, we often use such kernels for filtering. Thanks!
Best regards, Jiaen Liu Ph.D. Assistant Professor Advanced Imaging Research Center & Radiology UT Southwestern Medical Center 2201 Inwood Ln Dallas, TX, USA, 75390 Office: 214.645.2750 Website: Liu (Jiaen) Lab | UT Southwestern, Dallas, Texashttps://secure-web.cisco.com/18PydljEg7EKeNzVJZ2fExAIRqZx618rAX7iZIcyZK6dZtinKsfRUIFl8c0edd3oI6qo9FG1hBCYOjugVuRS54ldQ02RSyFKFF2tKlwHa8EO_AYoWa1DlzSx0H1yW9_c5x1qpB6mrI0wHJLf688mmoMtZBZWfmxvHbFbfvtGFOuCWoUG_lhX9Gtc4dhA1lGRfMsux4okJRCh81q7U2AYecuvgaJLMBVMNxa6xvWY5ViS3zhmC-nQS5MWOZ-bNv9bFYyktYyoMAodjkZX7YCX0TuVkWE9qhtmmAcISbGnlKvekFecnGwNIYc0uG_XSmikLp_T9eN-9YhPkwy6MnWnvxA/https%3A%2F%2Flabs.utsouthwestern.edu%2Fliu-jiaen-lab
________________________________
UT Southwestern
Medical Center
The future of medicine, today.
Use mris_info, eg
mris_info --vx 1000 lh.white vertexno 1000 xyz -21.1794 -74.9562 37.7794 nxyz 0.9807 0.1533 -0.1214 vertex_area 0.661364 neighbors 6 6 nbr 0 748 0.7216 0.5103 1944 0.2824 nbr 1 102418 0.9059 0.5654 1945 0.2912 nbr 2 991 0.7688 0.4739 2578 0.3172 nbr 3 992 0.9298 0.7829 26917 0.3780 nbr 4 1001 0.9287 0.6537 35725 0.3297 nbr 5 1009 1.0106 0.8911 205853 0.3856
For each neighbor: nbrno, nbrvno, nbrdist, nbrarea, faceno, facearea
On 12/17/2024 3:03 PM, Jiaen Liu wrote:
External Email - Use Caution
Hi Freesurfer users
I search the FS documents but can’t find a way to extract the vertex neighborhood for a particular vertex. I’d like to use data associated with the vertices in the neighborhood. In 3D space, we often use such kernels for filtering.
Thanks!
Best regards,
*Jiaen Liu Ph.D.*
Assistant Professor
*/Advanced Imaging Research Center & Radiology/*
UT Southwestern Medical Center
2201 Inwood Ln
Dallas, TX, USA, 75390
Office: 214.645.2750
Website: Liu (Jiaen) Lab | UT Southwestern, Dallas, Texas https://secure-web.cisco.com/18PydljEg7EKeNzVJZ2fExAIRqZx618rAX7iZIcyZK6dZtinKsfRUIFl8c0edd3oI6qo9FG1hBCYOjugVuRS54ldQ02RSyFKFF2tKlwHa8EO_AYoWa1DlzSx0H1yW9_c5x1qpB6mrI0wHJLf688mmoMtZBZWfmxvHbFbfvtGFOuCWoUG_lhX9Gtc4dhA1lGRfMsux4okJRCh81q7U2AYecuvgaJLMBVMNxa6xvWY5ViS3zhmC-nQS5MWOZ-bNv9bFYyktYyoMAodjkZX7YCX0TuVkWE9qhtmmAcISbGnlKvekFecnGwNIYc0uG_XSmikLp_T9eN-9YhPkwy6MnWnvxA/https%3A%2F%2Flabs.utsouthwestern.edu%2Fliu-jiaen-lab
UTSouthwestern
Medical Center
The future of medicine, today.
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External Email - Use Caution
Hi Douglas
Thanks for the information. I will look into it.
Best Jiaen
From: freesurfer-bounces@nmr.mgh.harvard.edu freesurfer-bounces@nmr.mgh.harvard.edu On Behalf Of Douglas N. Greve Sent: Tuesday, December 17, 2024 20:55 To: freesurfer@nmr.mgh.harvard.edu Subject: Re: [Freesurfer] obtain vertex neighborhood
EXTERNAL MAIL Use mris_info, eg
mris_info --vx 1000 lh.white vertexno 1000 xyz -21.1794 -74.9562 37.7794 nxyz 0.9807 0.1533 -0.1214 vertex_area 0.661364 neighbors 6 6 nbr 0 748 0.7216 0.5103 1944 0.2824 nbr 1 102418 0.9059 0.5654 1945 0.2912 nbr 2 991 0.7688 0.4739 2578 0.3172 nbr 3 992 0.9298 0.7829 26917 0.3780 nbr 4 1001 0.9287 0.6537 35725 0.3297 nbr 5 1009 1.0106 0.8911 205853 0.3856
For each neighbor: nbrno, nbrvno, nbrdist, nbrarea, faceno, facearea
On 12/17/2024 3:03 PM, Jiaen Liu wrote:
External Email - Use Caution Hi Freesurfer users
I search the FS documents but can’t find a way to extract the vertex neighborhood for a particular vertex. I’d like to use data associated with the vertices in the neighborhood. In 3D space, we often use such kernels for filtering. Thanks!
Best regards, Jiaen Liu Ph.D. Assistant Professor Advanced Imaging Research Center & Radiology UT Southwestern Medical Center 2201 Inwood Ln Dallas, TX, USA, 75390 Office: 214.645.2750 Website: Liu (Jiaen) Lab | UT Southwestern, Dallas, Texashttps://secure-web.cisco.com/13VSjRkQyCwcPKwbFusWx2GpTtmTk0TqiGw6Y9wAEqDlVjet4G1maLQboG4ixC2Ey5ZxbUqhRBNk0i35v-PbPM3JQWF3yCG53MeIwsSMfSx71dIbNk3eJVY9nI0Pv-iTPDiUtK5oDFyxAQsg0eU_EWJAPEMo12yGaQPwrfKR8ODhdQG__f-BX3oIPqm-ETMVfyjoGVp-_0G11Rxo6eE-SxPecIVJnr1p-FeMGd2MSYbxJJl1g13OBxKEzsa6NIUHpBb595bElA6cVK9gd2rxOgLFgwbEs5oD_Z1sag2CVYGx0FEurEsvB4vUyo5yj52qk/https%3A%2F%2Furldefense.com%2Fv3%2F__https%3A%2Fsecure-web.cisco.com%2F18PydljEg7EKeNzVJZ2fExAIRqZx618rAX7iZIcyZK6dZtinKsfRUIFl8c0edd3oI6qo9FG1hBCYOjugVuRS54ldQ02RSyFKFF2tKlwHa8EO_AYoWa1DlzSx0H1yW9_c5x1qpB6mrI0wHJLf688mmoMtZBZWfmxvHbFbfvtGFOuCWoUG_lhX9Gtc4dhA1lGRfMsux4okJRCh81q7U2AYecuvgaJLMBVMNxa6xvWY5ViS3zhmC-nQS5MWOZ-bNv9bFYyktYyoMAodjkZX7YCX0TuVkWE9qhtmmAcISbGnlKvekFecnGwNIYc0uG_XSmikLp_T9eN-9YhPkwy6MnWnvxA%2Fhttps*3A*2F*2Flabs.utsouthwestern.edu*2Fliu-jiaen-lab__;JSUlJQ!!MznTZTSvDXGV0Co!DHYRzVVUwc8P4Qqs7nsF63z6Po68zJQF-F61_JZOBYsm3mnnomFQxMYA843FlDapbRHXHwJtps9FtqW3TX46--Fkr_MYjrU$
________________________________
UT Southwestern
Medical Center
The future of medicine, today.
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