How to express accuracy of the neural network where the dataset has not been split into two, training set and test set?

In use, the weights obtained are considered with the greatest accuracy when the data set is divided, because the weights are initialized at random and the training data is swapped at random...

19 January 2021 5,714 4 View

The loss of hyperbolicity in PDE?

Question about the loss of hyperbolicity in nonlinear PDE: when complex eigenvalues appear, what is the effect on flow? I understand that we do not have general results on existence in this case,...

16 December 2020 2,571 3 View

Books on doing a PhD?

Hi colleagues, I wondered if any of you could recommend a book for a student starting out on her PhD. Her subject area is: health, education, training and child...

07 December 2020 549 4 View

Why do I receive the sae mesage several times?

26 October 2020 409 1 View

Is there a method to completely remove OCT from frozen tissue?

I am trying to remove OCT from frozen tissue for DNA/RNA sequencing. My goal is to remove a portion of tissue from the OCT embedded tissue, without thawing or greatly disturbing the remaining...

24 June 2020 1,715 1 View

How to escape local minimum in the training of Convolutional Neural Network?

I am trying to train CIFAR10 dataset on CIFAR10 architecture on MATCONVNET without gpu but my objective function is not decreasing down to 1,665. What may be parameters to tune while considering...

16 June 2020 4,700 8 View

Can distributed intelligence substitute for a lack of ethics?

In the trust economy, ethics becomes a scare resource. To what extend will technology be able to step in and fill this gap? Distributed Cognition and Distributed Morality: Agency, Arti...

03 January 2020 9,711 3 View

What type of water should I use in viral DNA extractions?

I am attempting to set up a QC laboratory to test viral samples isolated from insects. The test will include gel electrophoresis and qPCR analysis. What I want to know is what type of water should...

16 December 2019 683 5 View

Where are the good exposures at the Ditrau Massive in Transylvania, Romania? (Could you give a global grid reference?)?

I am a third year geology student at the University of Edinburgh, School of GeoSciences. This summer I will be working on my dissertation mapping on the Ditrau massive. I have a mapping partner. I...

26 March 2018 9,838 3 View

Unequal error variances in two-way ANOVA?

Using SPSS, N=297. The Levene's statistic is very significant at p

16 August 2017 6,365 3 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

Anyone that can help with details in phosphopeptides enrichment?

Anyone know the amount of protein before enzymatic digestion for phosphopeptides enrichment of serume sample in Ti-IMAC? Has anyone ever use Ti-IMAC(the material is from Chinese company named...

28 February 2021 7,310 3 View

Does anyone use antinuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples?

I am looking for anti-nuclear antibody (ANA) and anti-Phospholipid antibody ELISA kit for Non Human Primate serum samples. Any suggestions highly appreciated. Thank you.

28 February 2021 6,512 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

Antibody anti-IgM Bovin conjugated Biotin ?

Hi everybody, Can anyone please suggest me an antibody anti-IgM Bovin conjugated Biotin ? I would like to use it in LUMINEX with a streptavidin conjugated phycoerythrin reporter. Thanks in...

25 February 2021 9,659 2 View

Standard curve shifting over time. How do I stabilise the ELISA?

24 February 2021 1,365 3 View

Can MicroRNA cross the blood brain barrier?

In diseased conditions, many genes and gene products are visible in the bloodstream. So my question is whether we can find traces of microRNA which is involved in disease and disorder in blood serum?

24 February 2021 7,064 3 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View

Is it efficient to do liquid biopsy to investigate the gene expressions of the tumor?

To do liquid biopsy and look for specific gene expressions there are so many published papers. Thera are different protocols and procedures used to isolate circulating cell free RNA or mRNA from...

23 February 2021 7,326 5 View

What is the best method to evaluate and measure non-circulating estrogen levels in mice ?

Could anyone suggest me the best procedure to measure the circulating estrogen levels in mice ? I came across the general methods where it can be measured in serum or urine but a detail suggestion...

22 February 2021 4,352 2 View