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Questions related to Time Series
Hellow, I have applied linear ARDL approach for a time series multivariate regression model but the model is suffering serial correlation problem. How can I remove this problem ? Knowing the...
04 November 2020 8,229 1 View
I am writing my master dissertation on impact of Microfinance in economic growth and poverty reductio. I have 5 cross-countries trekking 20 years. This makes my data a panel data, however if I run...
02 November 2020 5,793 5 View
I am working on a project where I am using chaos theory to check if chaos is there in non-linear time series and use it for a neural network model. We need two parameters for finding chaos (using...
30 October 2020 3,519 3 View
I am using @Risk by Palisade decision suit to define the nonlinear relationship between two variables using Correlation/copula fitting method. I have two variables. Variable 1 with uniform...
28 October 2020 4,375 2 View
I have got the time series data (results) of mi, tc, pech and sech. How to elucidate these? How to correlate these with real world meanings?
26 October 2020 2,066 2 View
I am doing Trend analysis. When I was doing Homogeneity tests ( Pettitt, SNHT test, Buishand, von Neumann) on Precipitation and Temperature time series using XLSTAT, I found that a great number of...
17 October 2020 3,370 3 View
I am working with a 100 years time series data of Sea surface temperature. I want to use Mann-Kendall test in trend detection study. But I am worrying about autocorrelation/serial correlation....
16 October 2020 7,648 8 View
To measure the Volatility in a Financial time series data
15 October 2020 2,921 5 View
LSTM tools of the Matlab allow us to perform classification of the time-series. It is assumed, that different time-series can have different length, but they should have same interval of...
14 October 2020 3,637 3 View
I have prepared an analysis of time series extreme values data sets (9 sets for different storm durations) by using three PDFs i.e. General Extreme Value (GEV), LogPearson III (LP III), and Gumbel...
12 October 2020 3,474 2 View
What will be the best study design for monitoring athletes progress every 6 months for 3 years. There will be an intervention program after first data collection. No control group or randomized...
11 October 2020 7,373 2 View
I have a time series data of 40 year's monthly mean Sea Surface Temperature(SST). I want to perform Man-Kindall(M-K) test to detect the long term trend. But before M-K test,I have to eliminate...
09 October 2020 1,955 5 View
For research on power system cybersecurity, I need to train an LSTM model with the time-series sensor data that covers the overall states of the system, not a single sensor. Even though I have...
08 October 2020 653 3 View
Hello, everyone, I want to use markov model to predict continuous time-series data, and I read some references, It seems that the model is more suitable for discrete data , so I divided the...
07 October 2020 8,423 3 View
Hi folks, my doctoral student investigates dynamic changes of the spread of conspiracy beliefs towards COVID (operationalized by the number of keywords in the series of tweeds on Twitter). Our...
06 October 2020 8,768 3 View
To clarify, I have several time series of roughly 30 years with monthly datapoints. Given the fact that the time series are quite volatile, I expected more than 2 structural breaks and conducted...
06 October 2020 3,292 3 View
I am using the multivariate hourly time series data, i use VAR model for forecasting purpose i want to forecast each hour but its gives me NA values for phat=24 in the giving code d.hat=24...
01 October 2020 8,307 4 View
I am currently trying to transform this data into annual time series data ranging from 2000 to 2019. The following is the code I use. WealthShare
01 October 2020 2,994 4 View
The alternatives must have a low boiling point ~ 56 degC and the substance must be safe. Any help or advice will be much appreciate.
01 October 2020 8,765 1 View
If I wish to perform extreme value analysis using GEV or Gumbel or any other method to find the runoff for 100 years, 500 year or 1000 year return period, what is the length of time series in...
29 September 2020 2,034 2 View
I'm working on the project that reques t to use bisection in Hspice ( example, I want to use bisection to measure setup time). I have read the documents related to Hspice, but they only showed...
27 September 2020 6,359 0 View
For my Master thesis I am producing a trend analysis of NDVI in a rather large study area over the last decades using Landsat sensors in Google Earth Engine. My idea is to produce a median NDVI...
23 September 2020 7,317 3 View
I'm looking at stock market data. Some daily observations are missing. What is the best way to deal with missing observations?
21 September 2020 5,485 6 View
Pardon, I am novice when it comes to handling meteorological time series data. My questions are - what is the best statistical approach for examining the similarities between two time series data...
21 September 2020 283 5 View