I applied data scaling for dataset. It gives less classifier accuracy compared to dataset without scaling. Why?

06 July 2015 6,010 2 View

Which journals are indexed by Scopus and at the same time their cost will be low? plz suggest names of the journals?

10 November 2014 4,653 2 View

How do I get the folksonomical data from del.cio.us site?

I am doing research in E-learning 2.0. I want to create metadata using folksonomies. The Website del.cio.us contains folksonomical data. I read in one paper, the folksonomical data in del.cio.us...

09 October 2014 1,406 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 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

Concentration of DNA?

Hello everyone! Is a normal value 295.8 ug/ul for cDNA? If not what does it mean? Where is the mistake? The measurement was done with nano drop. Thank you!

09 February 2021 6,202 1 View

What is the reference value of THD in BLDC MOTOR speed control ?

i used to control EHO+ANFIS to MRPID to Landsman converter for bldc drive i got 7% but some of them are telling IEEE standards are < 5% is it correct for Drives ?

07 February 2021 5,892 1 View

How to know the threshold limit value of a sar image...??

i want to do thresholding by segregation of water areas from non water areas for that i am using model maker in ERDAS but i am unable to get the threshold limit value of my image.

26 January 2021 8,277 1 View

No title

14 January 2021 8,086 37 View

What are the most important values we should teach to our students?

In one of my articles "The need for a values-based university curriculum" https://www.universityworldnews.com/post.php?story=2019092415204357 I propose that higher education should adopt a...

14 January 2021 2,304 95 View

Dear all I would like to get some advice from you that I am confused to convert the Cartesian coordinate system to a flow-oriented coordinated system?

Dear all, I would like to get some advice from you that I am confused to convert the Cartesian coordinate system to a flow-oriented coordinated system during XYZ data interpolation?

27 December 2020 695 3 View

How do you transmit and evaluate ethics and moral values in you teaching activity?

Ethics and moral values have always being an essential part of teaching and scientific research. How do you teach and evaluate these essential subjects in your daily interaction with students?

23 December 2020 5,058 7 View

What would cause different shape DMA loss modulus curve in different batches of PC+ABS?

I have some DMA curves of PC+ABS from different batches. The PC loss modulus peak is fairly consistent but one batch has a peak value 10degC lower than the rest. Another peaks at the normal value,...

06 December 2020 809 2 View