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750What is a Moving Average?
751Simple Moving Average (SMA)
752Choosing the Window Size
753Centered vs Trailing Moving Averages
754Weighted Moving Average (WMA)
755Moving Averages for Trend Estimation
756Limitations of Moving Averages
757Introduction to Exponential Smoothing
758Simple Exponential Smoothing (SES)
759Choosing the Smoothing Parameter α
760Forecasting with Simple Exponential Smoothing
761Double Exponential Smoothing (Holt's Method)
762Damped Trend Methods
763Evaluating Exponential Smoothing Models
764Exponential Smoothing vs Moving Averages
765Introduction to Holt-Winters Method
766Additive vs Multiplicative Seasonality
767Holt-Winters Additive Model
768Holt-Winters Multiplicative Model
769Smoothing Parameters: Alpha, Beta, Gamma
770Initializing Holt-Winters Components
771Forecasting with Holt-Winters
772Holt-Winters Parameter Optimization
773Introduction to ARIMA: Components and Notation
774Autoregressive (AR) Models
775Moving Average (MA) Models
776Identifying AR Order (p) Using PACF
777Identifying MA Order (q) Using ACF
778Determining Differencing Order (d)
779The Box-Jenkins Methodology
780ARIMA Model Estimation
781Information Criteria: AIC and BIC
782Residual Diagnostics for ARIMA
783Ljung-Box Test for Residual Independence
784ARIMA in Practice: Implementation and Interpretation
785Information Criteria: AIC and BIC
786ACF and PACF of Residuals
787Ljung-Box Test for Residual Autocorrelation
788Checking Residual Normality
789Overfitting and Cross-Validation for Time Series
790Out-of-Sample Forecast Evaluation
791Comparing Nested and Non-Nested Models
792Grid Search for Hyperparameter Tuning
793Common Diagnostic Issues and Solutions
794Forecasting Concepts and Horizons
795Seasonal ARIMA (SARIMA) Structure
796Identifying Seasonal Patterns
797Seasonal Differencing
798SARIMA Model Selection
799Fitting and Diagnosing SARIMA Models
800Generating Forecasts with SARIMA
801Forecast Evaluation Metrics

750What is a Moving Average?
751Simple Moving Average (SMA)
752Choosing the Window Size
753Centered vs Trailing Moving Averages
754Weighted Moving Average (WMA)
755Moving Averages for Trend Estimation
756Limitations of Moving Averages
757Introduction to Exponential Smoothing
758Simple Exponential Smoothing (SES)
759Choosing the Smoothing Parameter α
760Forecasting with Simple Exponential Smoothing
761Double Exponential Smoothing (Holt's Method)
762Damped Trend Methods
763Evaluating Exponential Smoothing Models
764Exponential Smoothing vs Moving Averages
765Introduction to Holt-Winters Method
766Additive vs Multiplicative Seasonality
767Holt-Winters Additive Model
768Holt-Winters Multiplicative Model
769Smoothing Parameters: Alpha, Beta, Gamma
770Initializing Holt-Winters Components
771Forecasting with Holt-Winters
772Holt-Winters Parameter Optimization
773Introduction to ARIMA: Components and Notation
774Autoregressive (AR) Models
775Moving Average (MA) Models
776Identifying AR Order (p) Using PACF
777Identifying MA Order (q) Using ACF
778Determining Differencing Order (d)
779The Box-Jenkins Methodology
780ARIMA Model Estimation
781Information Criteria: AIC and BIC
782Residual Diagnostics for ARIMA
783Ljung-Box Test for Residual Independence
784ARIMA in Practice: Implementation and Interpretation
785Information Criteria: AIC and BIC
786ACF and PACF of Residuals
787Ljung-Box Test for Residual Autocorrelation
788Checking Residual Normality
789Overfitting and Cross-Validation for Time Series
790Out-of-Sample Forecast Evaluation
791Comparing Nested and Non-Nested Models
792Grid Search for Hyperparameter Tuning
793Common Diagnostic Issues and Solutions
794Forecasting Concepts and Horizons
795Seasonal ARIMA (SARIMA) Structure
796Identifying Seasonal Patterns
797Seasonal Differencing
798SARIMA Model Selection
799Fitting and Diagnosing SARIMA Models
800Generating Forecasts with SARIMA
801Forecast Evaluation Metrics

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Lesson 759 of 2,145·20. Time Series ModelsPro lesson

Choosing the Smoothing Parameter α

How α controls the weight of recent vs historical observations and methods to select optimal α values.

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