What can be done to increase the accuracy of a biological dataset?
There are many possible explanations.
Maybe just mistakes in the code or maybe there is just no better separation possible.
When usign SVM the features are extremely important and you should most of your time invest in choosing/designing them.
The statement &quot;I have applied Deep learning&quot; ist just to vague and therefore I can not give any tip.
Third when dealing with unbalanced data you have many possible actions.
I recommend reading:
Oversampling and undersampling in data analysis