Need Software to deal with Very Big data like google Map???

More Kaleem Ullah's questions See All

Monolayer of MoTe2 using mechanical Exfoliation?

Hello dear researchers, has anyone experience in obtaining the monolayer of material MoTe2 successfully by the mechanical exfoliation method ?? I have tried a lot of times, but the best thinner...

08 September 2018 7,432 3 View

Polarization modulation adds information to the Super resolution?

Hello dear researchers, Is that true, due to the modulation, we can map the weak signals and alone with modulation, we can get super-resolution??? If we can get the weak signals by using...

08 September 2017 3,080 0 View

Is that possible to retrieve the near field signal by inverse scattering calculation in the far field region???

Hello dear researchers, Scanning near field microscopy is a standard method for mapping the near field localized amplitude and phase. Is that possible, by inverse calculation( Inversely fit the...

07 August 2017 440 17 View

Multipolar response from dimmer and trimer nanosphere??

Hello dear all researchers, as we all know for the single sphere (Monomer) we have Mie solution of the Maxwells equations. By using Mie theory, we can easily calculate the multipolar effects...

07 August 2017 6,201 10 View

Near Field and Far field Imaging with same simulation area??

I have already used COMSOL, FDTD, and CST software, But they do not offer to map the near and far field distribution at the same simulation area around the particle. Is there any way to simulate...

07 August 2017 4,257 3 View

Measuring scattering cross-section without a Spectrometer?

Hello, dear researchers, I want to ask that I am using the system as shown in figure 2. I performed an experiment and I measured total reflected intensity from the CCD as shown in figure 1(a). I...

09 October 2016 702 7 View

Effect of heat on nano-particle scattering?

hello dear all, i have performed some NF measurement on nanoparticles whose size range in the 500nm to 1500 nm with wavelength of 532 nm. The system is like polarization microscopy. i have heated...

05 June 2016 7,750 4 View

How can I buy the chiral shape nanoparticles in China?

Hello Dear researchers, especially from China, I want to study the NF and FF scattering from Chiral shape nanoparticle of the size ranges from 700 nm to 1200 nm, From where i can buy in a cheap...

05 June 2016 4,148 4 View

Effect of annealing on electromagnetic scattering?

Hello dear researchers, I have Tio2 nanowires, what will be possible effects on scattering spectra if we anneal them at 700C and 800C. Thanks

04 May 2016 1,720 6 View

Polarization Modulation breaking the diffraction Limit?

Hello Guys i want to know that what are the possible ways that we can image the object beyond the diffraction limit using polarization Modulation?

04 May 2016 4,254 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 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

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 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

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 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 arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View

Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View

Vasudha Bhatnagar

You may explore HDFS to store 2GB data, and use Map-Reduce program to extract the relevant portion.

Both softwares are opensource and can be downloaded from Apache. Complete documentation is available there. If you Google, you will find lots of helpful presentations on both topic.

All the best