Dataset for medical image classification?

hello I'm a phd student my research is about medical image classification .. i need a dataset and i'm interestiin in brain image ( brain tumor) or if its not available can you provide me a dataset...

05 July 2020 7,602 6 View

How to extract data for meta analysis?

dear all, i am doing a Meta analysis and facing a problem regarding the studies that does not include the results in a table form .some papers are showing the numerical values of results on...

10 September 2018 7,574 6 View

What are the specifications of span 80, tween 80, triton x100 and mineral oil to be used in emulsion PCR?

I'm going to perform emulsion PCR using William's method but i'm confused of the specifications of each of the used reagents. for example; there are various types span 80 in sigma aldrich such as:...

09 December 2017 3,230 3 View

How many copies of a gene on genome of plant ?

if there are many copies of gene on DNA of plant cell as a result of evolution of a specific gene .and as a result the expression of that gene increase and differ in different plants - OR there...

18 November 2017 7,561 3 View

Is there any dataset for IoT devices in terms of QoS (such as performance, throughput, availability, etc) or how to simulate them ?

I need a dataset for IoT devices monitored over time. The dataset could contain their QoS in terms of reliability, availability and throughput. Or is there any IoT simulators that simulate the...

28 March 2017 5,661 11 View

Secreated protein in the superntant ?

Dear colleague does anyone know how to purify the secreted protein from leishmania into the superntant. I used leishmania as expression system for my protein and it should be in the superntant, I...

11 November 2016 4,925 4 View

Is anyone familiar with aquaporins immunohistochemistry in Egypt?

09 October 2016 8,373 1 View

Please, I would like to know how to calculate the energy density and the power density for a capacitor 3 electrods ?

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07 April 2016 2,912 2 View

The motif in the enzymes and mRNA

I have thee genes ( enzymes) in flavonoid pathway with different function or different substrate ; have the same motif . i wonder how does they have the same motif and different names , function...

01 January 1970 6,285 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

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

Which group formation theory do you recommend for projects that aim to bring together entrepreneurs for training for regional development?

I would like to have ideas about which theories of group formation are suitable for entrepreneurial training projects, with the aim of creating bonds, building trust, and collaboration for...

28 February 2021 4,223 2 View

Mediation path analysis - Can I run two seperate models?

I am wanting to run a serial mediation model with 2 x IVs, 2 x MVs, and 3 DPs (all continuous). Is it problematic to run 2 different models for each IV, keeping the MVs and DPs the same in each...

27 February 2021 5,681 3 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Can the problems of overfitting be solved without cross validation?

For an overfit data set the cross validation error will be much bigger than the training error. Is it true or false?

23 February 2021 3,616 2 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

How to assure whether a regression tree overfit or not by seeing bias-variance value of the model?

Lets consider a regression tree in which variance is 1.1065*e-10 and bias is 2.962e-13. Also the model RMSE on training set is 1.5e-5 and on training set is 1.2950e-5. Is the model is overfit or...

22 February 2021 7,755 2 View

Is there a suitable way to confine cell attachment area inside a multi-well plate?

Are there any types of cylindrical cell culture inserts that are designed to confine cell seeding area? Say, if I'm using a 12 well plate (3.5 cm^2/well), but only want to seed cells in the middle...

22 February 2021 7,127 4 View

In Machine Learning, isn't the problem Out-of-Distribution (OOD) instances really a form of over training?

If (1) the over training manifests itself in failure against instances that are new or excluded from the training set, and if (2) OOD instances are problematic because they are new and by...

18 February 2021 4,839 2 View