What are cyber security questions that i can choose for research?

i want to choose a topic for my masters and i'm interested in cyber security but i have no prior knowledge about it. I wanted to know a good starting point for learning cyber security and possible...

31 December 2018 3,778 0 View

WHICH FORECASTING METHOD PERFOMS WELL WITH FEWER DATA OBSERVATIONS?

Which forecasting method between Arima and Exponential smoothing performs better with few data observations?

10 November 2018 1,993 1 View

Why is Pyrren (in python) taking forever to run?

I'm currently building an LM Ann using pyrren but i get this warning sometimes /usr/local/lib/python3.6/dist-packages/pyrenn.py:722: RuntimeWarning: invalid value encountered in multiply G =...

10 November 2018 9,043 0 View

How do i query a database using natural language?

I want to create an app that allows users to query the database using natural language. I understand that i have to do some natural language processing but time is not on my side. I was wondering...

09 October 2018 9,286 3 View

How to measure the accuracy of ARIMA?

I want to compare two forecasting methods using MAPE but i get errors that are above 100% for Arima, so i was wondering if this good or bad. I also want to use the DB test, but the information on...

09 October 2018 8,505 11 View

What is a scientific way of determining if a certain activity is going to happen or not?

I'm currently doing a forecast for users expenditures, but i want to determine if a certain expenditure is going to happen or not before forecasting the amount. What method can i use? I was...

09 October 2018 6,253 5 View

How to improve ANN accuracy for time series?

I'm trying to compare the perfomance of ANN vs ARIMA and Holt-Winters for time series data, but i'm getting a huge error when using ANN to make predictions. I'm using Levenberg-Marquardt...

09 October 2018 1,573 4 View

Different forecasting methods that i can use to predict customers next expenditures?

What are the different forecasting methods that can be used to predict the next expenditures of customers.I have read that different forecasting methods performs best for different spending...

08 September 2018 2,726 3 View

Can i use market basket analysis to analyse an individual's spending?

I want to create a personal financial management app which is able to analyze the history of an individual's spending and extract patterns from this spendings. When the user want to make a...

03 April 2018 5,228 0 View

What ML/AI techniques can i use to analyze Bank statement?

03 April 2018 305 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View