What is the performance benefit of deploying a dataset in hadoop using AWS than in a real multinode cluster?

01 February 2017 3,033 3 View

How to find out the index for data points that are generated as a result of final cluster of KMeans Algorithm?

I have set up a MapReduce code for KMeans algorithm using python. The code is working fine.The resultant cluster file that is generated as part-00000 output file contains the set of data points...

05 June 2016 451 3 View

I am facing a problem while installing multinode hadoop cluster. Can anybody help me?

I have installed two single node hadoop cluster on two different machine using vmware.But I am facing difficulty to connect the guest machine(rather facing a problem to connect two virtual...

04 May 2016 1,631 3 View

How to implement Hierarchical clustering using MapReduce?

I just want to know that how Hierarchical clustering can be implemented in MapReduce using python? Any type of algorithm is also welcome.

02 March 2016 2,509 2 View

Can anyone suggest an introductory book on computational proteomics?

01 February 2016 1,253 0 View

How can we implement MapReduce in Hierarchical Clustering?

I just want an Idea on implementation of hierarchical clustering in Mapreduce. I just want the algorithm

01 February 2016 9,286 1 View

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

Hi all.I just want to code a matrix multiplication problem in MapReduce using python for very large sparse matrix.But somehow the generation of the pair and the operation...

08 September 2015 5,592 3 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to make a time series imputation benchmark ?

Hello ! In a work, I have to benchmark different algorithms to fill in missing values in time series. I insist on the fact that this is imputation and not forecasting. In my case, I have access...

24 February 2021 7,470 7 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How can I obtain time series data by country on night-time light (brightness) ?

Hi everyone, Please, how can I obtain time series data by country on night-time light (brightness) ? I've tried, but so far all I can find are maps. I am looking for numerical data, especially in...

24 February 2021 8,625 4 View

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future ?

I have a time series data of some biochemical studies ( DNA and Chromosomal damage) which I intend to use to further predict into future without necessarily conducting the assay for an extended...

23 February 2021 7,842 1 View

How to run repeated measures in mvabund?

I have a dataset of fish species abundances collected from 6 different habitats over the course of 30 years. Fish were collected multiple times per year and environmental variables were recorded...

21 February 2021 3,838 1 View

Methodological confusions regarding deductive and inductive reasoning, hypothesis and theory test?

Hi Colleagues- What do you think about the following methodological issues: 1. Is it methodologically wrong to formulate quantitative research questionnaire based on inductive reasoning? 2. Is it...

21 February 2021 4,634 6 View