Youtube videos

Each week there are several videos to watch before class. Please take advantage of them. Watch each of the videos in sequence.

Week 1

No videos this week.

Week 2

  1. Introduction to dates and times

  2. Importing dates

  3. Issues with character dates

  4. Formatting dates

  5. Importing Dates with Times

  6. Using Lubridate

Week 3

No videos this week.

Week 4

Time Series Decomposition

  1. Introduction to Time Series Decomposition

  2. Loading data for Time Series Decomposition

  3. Importing data into a Time Series Object

  4. Indentifying the Long-term Signal in a Time Series

  5. Conducting a Moving Average in R

  6. Time Series decomposition: Removing the long-term signal

  7. Multiplicative vs additive time series decomposition in R

  8. Using decompose()

  9. Using Season Trend Decomposition using Loess

  10. Time Series Decomposition - wrap up

Week 5

R time series autocorrelation

Exploring autocorrelation

Generating random time series in R

Autocorrelation through lag plots

Using acf() in R to explore autocorrelation

Autoregressives vs moving average processes

Using pacf() to diagnose time lag

Exploring lagged correlations between different time series

Week 6

Time Series Modelling: white noise

Fitting a white noise model to data

Explaining the ARIMA model

Fitting an ARIMA model

Modelling seasonal signals in ARIMA models

Fitting a seasonal ARIMA in R

Using auto.arima() in R

Fitting external predictors using auto.arima()

Week 7

Introduction to forecasting

Ecological Forecasting: The Science of Predicting Ecosystems

Week 8

NB: Video tutorials are based on the old forecast package. Text tutorials have been updated to use fable and associated packages.

Evaluating Forecasts - Hindcasting & Visual Evaluation

Evaluating Forecasts - Quantitive Evaluation of Point Estimates

Week 9

Evaluating Forecasts -Evaluating Uncertainty using Coverage

Evaluating How Forecast Accuracy Changes With Forecast Horizon

Week 10

Introduction to Species Distribution modeling

Week 11

No videos this week

Week 12

No videos this week

Week 13

No videos this week

Week 14

No videos this week

Week 15

No videos this week