Archives for classification accuracy
What do you think should we consider only the accuracy score as a benchmark for our classification task? Many beginners in this field have misunderstood; getting good accuracy for classification models means they have built a perfect model which classifies every instance. Well, you can consider only accuracy as a benchmark for regression problems. For…
The post Python Guide to Precision-Recall Tradeoff appeared first on Analytics India Magazine.
Evaluation of a machine learning model is crucial to measure its performance. Numerous metrics are used in the evaluation of a machine learning model. Selection of the most suitable metrics is important to fine-tune a model based on its performance. In this article, we discuss the mathematical background and application of evaluation metrics in classification…
The post Python Code for Evaluation Metrics in ML/AI for Classification Problems appeared first on Analytics India Magazine.
Through this article, we will experiment with a classification model by having datasets of different sizes. We will build a model with less no of data samples and then more no of data samples and then check their accuracy scores.
The post How Does The Data Size Impact Model Accuracy? appeared first on Analytics India Magazine.
In this article, the CAP curve analysis method has been discussed where it is used to evaluate and compare the performances of four different classifiers in their classification task.
The post Cumulative Accuracy Profile (CAP) Curve Analysis to Evaluate Classification Models in Social Network Ads Prediction appeared first on Analytics India Magazine.
Testing a proposal or the workability of a design using hypothesis testing is standard practice in the corporate world. Be it changing the user interface on a mobile application or checking a model which is used to diagnose a patient for psychotherapy, the most inexpensive accessible non-human decision maker is the flipping of a coin.…
The post Here’s What You Need To Know About Confidence Intervals appeared first on Analytics India Magazine.