What are the best available free DEM image ?

More Mohammad Shams's questions See All

Tutorials for Global Mapper Software ?

Can anyone provide me some good tutorials about learning Global Mapper Software.

04 May 2018 6,449 1 View

How can i extract DEM from satallite image ?

I want to create digital elevation model from satellite images (landsat images).

04 May 2018 8,499 2 View

Is there any way to convert 30 m Satellite image to 10 m ?

is there any mathematical method or software that help me to convert 30 meter image to 10 meter

04 May 2018 8,849 3 View

Can we mark 'EFL Learners shifting from general digital to AI technologies' as technological transition?

After COVID-19 it has seen that EFL learners technological affiliation has raised. In addition, in the post-COVID period learners started to engage AI technologies like ChatGPT while learning...

08 August 2024 8,964 4 View

Weak DAPI staining after immunohistochemistry - how to improve?

After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...

05 August 2024 9,637 2 View

Please explain how the plastic input value should be considered from the true stress-strain curve for the bilinear elastoplastic material model ?

I am working on Abaqus/Explicit(Quasistatic ) for the deformation of the auxetic structure model. Please explain how the plastic input value should be considered from the true stress-strain curve...

05 August 2024 454 3 View

"A Markov-like Model for Patient Progression"?

A Markov-like Model for Patient Progression" Markov Chain Monte Carlo (MCMC) Markov Chain Monte Carlo (MCMC) is a powerful computational technique used to draw samples from a probability...

05 August 2024 10,079 0 View

How to report results of Generalised Linear Mixed Models in a journal article?

Hi everyone, If you have written or come across any papers where Generalised Linear Mixed Models are used to examine intervention (e.g., in mental health) efficacy, could you please share the...

04 August 2024 4,130 4 View

Dirty and clean?

Hi everyone I need a file with a dirty and clean potato image

04 August 2024 7,199 4 View

Is it necessary to covary exogenous constructs in a structural model?

I am working on a SEM model where i have 7 latent variables (6 exogenous and 1 endogenous). In AMOS when I co-vary the exogenous constructs, only 2 paths are coming significant out of 6. But when...

03 August 2024 6,028 4 View

Hello, regarding Mxene 2D titanium carbide?

I fabricated Ti3C2Tx using concentrated HF 40%, I plot an XRD as attached image below.. please let to know if I obtained it or not.

02 August 2024 6,789 4 View

La animación digital en plataformas digitales?

Hoy la animación se utiliza como una tecnología multimedia con gran potencial educativo, que va mucho más allá de sólo crear figuras, ya que puede promover una mejor comprensión en...

01 August 2024 7,186 0 View

Why can't academics earn the money they deserve?

Only Journals make money from the articles we have worked on for years. Academics do not earn money from their refereeing. Then shouldn't the solution be a system in which academics can earn...

01 August 2024 6,469 6 View

Zaidoon Taha Abdulrazzaq

I think the DEM which derived from ALOS PALSAR are the best available DEM

https://www.youtube.com/watch?v=nTAP4cOBz2U

Nadia A. Aziz

Check the height accuracy in this link,

ASTER(30)=13

SRTM (90)= 9

Alose (30)= 5

https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-4/243/2014/isprsarchives-XL-4-243-2014.pdf

Sajjad Munir

ASTER DEM from glovis.usgs.gov @30 meter