Precision and recall questions

[Nikhilesh2317]

Hlo everyone long time no see i want to know why do we use them as i have finished the specilaztion but forgot why they were used please help

[Deepti_Prasad]

hi @Nikhilesh2317

Please read the below post comment

Why maximize the F1 score in lab 2

Hello Cristhian, To understand F1 concept, understanding Precision and Recall is very important Precision is the measure of the correctly identified positive cases from all the predicted positive cases. Thus, it is useful when the costs of False Positives is high. Where as Recall is the measure of the correctly identified positive cases from all the actual positive cases. It is important when the cost of False Negatives is high. Accuracy is the measure of all the correctly identified cases.…

let me know if you have any doubts

Regards
DP

[Nikhilesh2317]

Thank you @Deepti_Prasad for your explanation it was very good and now I understand the concept easily

[Deepti_Prasad]

@Nikhilesh2317

i have finished the specilaztion but forgot why they were

Happy to help, the laugh was because even I have been there forgetting what was really taught!!!

Keep learning!!!

Regards
DP

[Nikhilesh2317]

Don’t worry about that laugh it’s actually good to find someone who faces same problem as me