How to estimate total kinetic energy with an accelerometer?

Hi everyone. There's a MEMS sensor which has an accelerometer giving tri-axial angular velocity and linear acceleration. I wanted to measure the total kinetic energy which has 2 parts:...

09 October 2018 5,764 5 View

Can anyone share idea on excess pore water pressure estimation during dam construction?

Dear researchers/engineers I was reviewing a report of a dam monitoring during construction. considering a specific piezometer, it is installed at time t1 and elevation z1. but the casing datum is...

06 July 2018 2,024 3 View

Could you suggest literature or standards for hydraulic design of tunnels/conduits through embankment dams?

Dear all, assume we need to know what is the allowable velocity through the diversion tunnel which would not harm the concrete lining of the tunnel. and think of a gated tunnel (sluice gates in...

04 May 2018 9,032 2 View

Could anyone guide me with undistorting images and particle tracking?

I have captured frames of a video. A video of a particle moves through a flume. I wanted first to undistort it but I didn't capture calibration images. I just know some measures, for example the...

11 December 2016 8,474 18 View

How to derive acceleration from MEMS sensor outputs?

We used a sensor in a pebble that when it moves we could have acceleration statistics. but the outputs are labeled with some titles which I'm not sure how I can use them to produce a graph (time...

10 November 2016 7,368 5 View

How to implement selection algorithms like Self-Organizing Map to split input data to specific subsets?

03 April 2016 5,548 4 View

How can I plot an X-Y plot with a colored valued? (Colormap plot)

Dear researchers, I wanted to show how different values of parameters in a model change the error of a result. for example I want to plot an X-Y figure with parameters 'a' in x-axis and 'b' in...

11 December 2015 8,650 6 View

How to plot confidence and prediction interval?

I have two tables; 1) observation data 2) prediction data I want to plot the confidence boundary and prediction interval for this plot(observed vs predicted). Thanks for any help

09 October 2015 4,409 3 View

What is the problem with epsilon=0 in regression problems with Support Vector Regression?

In most of my study I found out epsilon=0 is getting a better results among other epsilons. As epsilon=0 means all vectors are slack variables which needs to be minimized (SVR), why not using...

02 March 2015 332 5 View

Is it possible to solve a PDE with elemental boundary conditions with Finite Difference Method?

If we have a problem which its boundaries or the the condition of solution is some panels or elements not grids, which must be confirmed. Is there a way to solve it numerically with FDM?

10 November 2014 3,345 7 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View