Pocholo Luis Mendiola

9 Questions 4 Answers 0 Followers

Questions related from Pocholo Luis Mendiola

How to implement Huber loss function in XGBoost?

I was wondering how to implement this kind of loss function since MAE is not continuously twice differentiable. Are there any functions close to the Huber loss?

08 August 2018 1,839 4 View

How to properly normalize dataset for prediction in deep NN?

I'm doing a particle physics analysis (jet energy regression) by means deep neural network (in keras with tensorflow backend). I have several features (mostly kinematic variables). I trained my...

08 August 2018 3,343 3 View

Why the heart organ is traditionally believed to be periodic in nature?

Heart organ.

03 March 2016 5,700 0 View

Does the Autonomic Nervous System still has an effect on the Heart Rate Variability of isolated hearts?

Langerdoff isolated hart preparation

01 January 2016 7,274 18 View

How can I construct a phase plane of an ECG time series data?

Since a phase plane needs two variables that are dependent on time, I am thinking it can be the RR interval and the voltage variation. That is, V(t) and RR(t). What do you think? If this is...

12 December 2015 3,411 6 View

What will happen to the beating of the frog heart tissue if it's perfused in a High Calcium Ringers?

Would the beat frequency be longer than if it's in normal ringers?

10 October 2015 7,127 0 View

Would it be possible to make a differential equation model for ECG recordings?

In my ECG recordings, I periodically add increasing concentration of high calcium ringer's solution with an interval of 10 minutes for each concentration. I noticed that for an increase of...

09 September 2015 3,057 3 View

How do I make visible borders in LaTex?

Please look at the attached. That was written using MS Word. Now, I want to use LaTex to make visible borders with the univesity name.

05 May 2015 578 1 View

How to construct a differential equation relating beat frequency of a cardiomyocyte influenced by a mechanical stress?

Or any mathematical models.

04 April 2015 2,489 1 View