Is there any technique to code a spare matrix multiplication problem in MapReduce using python?

More Soumyendu S Bandyopadhyay's questions See All

I am performing PSHa analysis of a stable continent in R-Crisis. Details of modelling explained below. Why I am getting such a high value of PGA?

I am doing psha analysis of a site in Indian peninsular region using R-crisis software. I have devided the site with various seismic zones. Maximum credible earthquake is 6.8. I have calculated a...

21 February 2020 9,828 7 View

What are the disadvantages of enrichment design in a randomised control trial for a new drug ?

Enrichment design in a clinical trial to evaluate efficacy and safety of a new investigational product

16 January 2020 4,836 3 View

Is there any type citation of Ormosia fordiana Oliv.?

I am interested to know if there is any type citation of this name in Fl. Cambodge, Laos & Vietnam in vol. 23 (1987). If cited, then how it is cited?

11 January 2020 460 1 View

How can electrostatic energy becomes positve while the total energy is negative in LMOEDA?

I my study of intermolecular non-covalent complexes, I have used LMO-EDA by GAMESS codes to find the seperate contributions of energy terms. In a strange finding, I observed that although total...

23 November 2019 7,396 9 View

For addressing the present research question, using thematic analysis, must I aim for an equal sample size?

Dear fellow researchers, I am a novice when it comes to qualitative methodology. Although I have gone through the article of Braun and Clarke (2006), and referred to a number of other resources,...

09 November 2019 300 8 View

What is the purpose of a Lab in Research Gate?

From time to time I get messages containing information that my name has been included in a Lab. No offer is sent before this inclusion. It is never asked that whether I am interested in working...

30 June 2018 4,068 20 View

Have you seen the attached publication?

On UGC approved list of journals

25 March 2018 2,308 4 View

After deriving the mathematical model for a research problem shoud we or should not we try to find an analytical solution. ?

After deriving the mathematical model for a research problem shoud we or should not we try to find an analytical solution? This question is important because the former may require more time. .

05 July 2017 5,255 29 View

Which statistic should be used for the problem stated below?

09 May 2017 8,955 4 View

Is it practical and logical to use correlation and multivariate multiple regression in the same study?

Research objectives: 1.To examine the nature and strength of relationship between: a. Connectedness to nature and subjective well-being. b. Connectedness to nature and environmental identity. c....

09 May 2017 9,615 5 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 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

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

No module named 'tensorflow.keras.backend.tensorflow_backend' ?

System Description Cuda 11.2 GeForce GTX 1080ti tensorflow version 2.4.1 keras version 2.2.0 python version 3.8 I was getting the below error when I try to run my code on the...

25 February 2021 6,673 2 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

Alfonso Ariza Quintana

https://github.com/dgleich/mrmatrix

http://es.slideshare.net/dgleich/sparse-matrix-computations-in-mapreduce

Xin Ye

You can use Numpy, an official Python module that can handle matrix operations.

http://www.python-course.eu/matrix_arithmetic.php

Soumyendu S Bandyopadhyay

Xin, actually I don't think that numpy can be used in case of mapreduce