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An obstacle in GWR method (in arcMap)?

Results in OLS method, illustrate a strong relationship between 3 explanatory variables and a dependent variable; however, when it comes to GWR method(using the same explanatory variables),...

27 December 2020 3,508 1 View

What are the effect of data spread on Random Forest model performance?

Since I am using the Random Forest model in R to predict LST (land surface temperature) from actual LST, I realized that model performance is better in lower Average LSTs, thus I wanted to extract...

14 October 2020 9,278 2 View

What is the major meaning of PCs in Principal Component Analysis?

I am using PCA to extract major meaningful data from many different parameters that are embedded in my remote sensing satellite imagery. I know that PCA is a dimension reduction model and the...

13 September 2020 7,596 7 View

Is there any specific Proportion for training and testing set for remote sensing images?

Can I use one Sentinel image for training my model and another one for testing? Since i have two or three images, I wanted to use one or two image for training and the rest for test. However, I...

20 August 2020 9,028 6 View

Solve open channel flow only for turbulence (Ansys-Fluent)?

I am working on an open channel problem. Multi-phase (water+air) VOF, and k-epsilon turbulence model are utilized. I want to study the turbulent characteristics (for example k and epsilon) of the...

10 June 2020 10,009 4 View

Modeling open-channel flows as single-phase in Ansys-Fluent?

I work on an open-channel problem. My current model is a multi-phase (water+air) VOF, with k-epsilon turbulence model. Due to high computational cost of the current model I want to consider...

10 June 2020 331 14 View

How to reduce computational costs of an open-channel flow in Ansys-Fluent?

I am working on an open-channel multi-phase (water+air) flow with k-epsilon turbulence model. How can the computational cost of the model be minimized, while the accuracy and convergence are ensured?

10 June 2020 3,629 8 View

Is it possible to use plant extract as natural sterilizer?

For economic reasons, sterilzation against covid_19 is very necessary, so is it possible to use plant extract?

11 May 2020 2,674 14 View

How to subdivide an RSM (Response Surface Method) domain?

A question just came to my mind! I appreciate any helpful answers. Consider a problem that there are a number of input variables (for example 5 variables), and we have one output parameter. The...

08 April 2020 8,622 3 View

What is the best type of classification(clustering method)?

Currently, I am using SENTINEL2 satellite images in finding the spectral signature of a phenomenon in my study area, therefore I want to use a supervised classification method that specifically...

04 April 2020 4,926 11 View

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

Suggest me some trending topics for phd research in text mining/AI/machine learning?

My master's research is in info retrieval and text mining. I would be grateful if you could help me to select a good topic for my phd research proposal.

24 February 2021 393 14 View

Hello, does any one know a free medical text dataset?

a free multi label clinical text dataset , containing text as entry and several labels as classes. Best regards

22 February 2021 5,988 2 View

Build an orthogonal box in ASE?

Hello, I was wondering the best way to build an orthogonal box filled with a defined crystal structure in ASE. I know it could be easily done in LAMMPS, but I guess it is also doable in ASE. The...

21 February 2021 5,899 4 View

I collected qualitative data, but the analysis results are mostly quantitative. What can we call such research, qualitative, quantitative or mixed?

I collected audio data, transcribed them to turn into text data, and then coded them. I have a theory-driven code system established before collecting the data. The text data were then coded using...

14 February 2021 2,130 19 View

How to obtain regions around the person bounding boxes(excluded the detected people in scene)?

Hi all. I have a set of coordinates of bounding boxes for AVA Dataset. This dataset is used in action recognition. My goal is to get the areas around the people (people are inside boxes) and do...

13 February 2021 2,538 2 View

How to deal with multidimensional predictor in multiple regression?

I am investigating the influence of Trait Emotional Intelligence(TEI) and Communication styles (specifically Precision and Expressiveness styles) on Academic performance. I am now in a fix as to...

10 February 2021 7,630 3 View

Best way to draw COLONY output / pedigrees?

Hi, I am using the sibship analysis software COLONY 2.0.6.6 (most recent version) on about 150 individuals offspring, with some of them as potential fathers and mothers. COLONY provides a lot...

02 February 2021 6,910 2 View