Are there M, p and q values by industry for the Bass diffusion model online?

I am looking for market size (M), and the effect of innovation (p) and imitation (q) values from studies on different industries (GICS or SIC code level) in some sort of a summary or table format....

31 December 2017 4,215 0 View

Where to find industry membership of any firm online for free?

GICS/GRI/ISIC and NAICS all have their own databases (some beyond a membership access or paywall) where the constituent firms may have different names. Is there a centralized place where a single...

10 November 2017 7,571 2 View

What are factor analysis assumptions in using dichotomous variables in sample?

Can I assume a pseudo-continuity for the my binary data points, like by using tetrachorics, or assume that the resulting factors load logistically, instead of linearly, which would have been the...

08 September 2017 6,808 2 View

Is there a crosswalk file (recent) from International Standard Industrial Classification (ISIC) to NAICS or GICS?

07 August 2017 2,095 0 View

What are some best practices for dichotomous or categorical variable usage in SEM for management field?

I am using SEM for capturing a firm-level capability; however the nature of the particular RQ warrants predominant use of dichotomous or categorical (

10 November 2016 4,254 12 View

Human resource (HR) database of applicant pools?

Anyone in HRM or business admin know of any real databases where skills/experience/education of real applicants/candidates in a pool for a job consideration/s is kept with eventual shortlisted...

01 February 2015 1,326 2 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 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

How can I get the coding gene sequences of Hela and U2OS cell lines? Is mRNA sequence of Hsp90 alpha tissue specific??

I am looking for hsp90 mRNA sequence in Hela and U2OS cell lines, I have tried through ncbi but always the output is hsp90 in homo sapiens not in the specific cell line. Kindly, could any one...

22 February 2021 1,853 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Difficulty in debugging code to correct error - TypeError: '<' not supported ?

I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...

22 February 2021 5,254 1 View

Which software is best to analyse multi-phase fluid flows ?

Hello everyone, hope all is good. I want to analyse multi-phase fluid flow through pipe, which software is best to do so ?

21 February 2021 4,230 8 View