variables -> features

episodes/2-keras.Rmd

@@ -774,10 +774,10 @@ Length: 69, dtype: object
 {alt='Illustration of how the beak dimensions were measured. In the raw data, bill dimensions are recorded as "culmen length" and "culmen depth". The culmen is the dorsal ridge atop the bill.'}
 
 [pairplot]: fig/pairplot.png "Pair Plot"
-{alt='Grid of scatter plots and histograms comparing observed values of the four physicial attributes (variables) measured in the penguins sampled. Scatter plots illustrate the distribution of values observed for each pair of variables. On the diagonal, where one physical attribute would be compared with itself, histograms are displayed that show the distribution of values observed for that attibute, coloured according to the species of the individual sampled. The pair plot shows distinct but overlapping clusters of data points representing the different species, with no pair of variables providing a clean separation of clusters on its own.'}
+{alt='Grid of scatter plots and histograms comparing observed values of the four physicial attributes (features) measured in the penguins sampled. Scatter plots illustrate the distribution of values observed for each pair of features. On the diagonal, where one feature would be compared with itself, histograms are displayed that show the distribution of values observed for that feature, coloured according to the species of the individual sampled. The pair plot shows distinct but overlapping clusters of data points representing the different species, with no pair of features providing a clean separation of clusters on its own.'}
 
 [sex_pairplot]: fig/02_sex_pairplot.png "Pair plot grouped by sex"
-{alt='Grid of scatter plots and histograms comparing observed values of the four physicial attributes (variables) measured in the penguins sampled, with data points coloured according to the sex of the individual sampled. The pair plot shows similarly-shaped distribution of values observed for each variable in male and female penguins, with the distribution of measurements for females skewed towards smaller values.'}
+{alt='Grid of scatter plots and histograms comparing observed values of the four physicial attributes (features) measured in the penguins sampled, with data points coloured according to the sex of the individual sampled. The pair plot shows similarly-shaped distribution of values observed for each feature in male and female penguins, with the distribution of measurements for females skewed towards smaller values.'}
 
 [training_curve]: fig/02_training_curve.png "Training Curve"
 {alt='Training loss curve of the neural network training which depicts exponential decrease in loss before a plateau from ~10 epochs'}