Are you a student struggling with the Data Mining NPTEL Week 6 assignment? Look no further! In this article, we have compiled a set of hints and answers to help guide you through the assignment.

Make sure to give it a try on your own first, but use these hints as a helpful resource.

## NPTEL DATA MINING ASSIGNMENT ANSWERS 2023 -WEEK 6

**Q1. Sufficient Number of output nodes required in an ANN used for two-class classification problem is:**

**Answer: **(c) 1

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**Q2. How are the weights and biases initialized in an ANN in general?**

**Answer:** (a) Can be initialized randomly

**Q3. In which of the below neural network, the links may connect nodes within the same layer or nodes from one layer to the previous layers?**

**Answer: **(d.) Both B, C

**Q4. Neural Networks are complex ______________ with many parameters**

**Answer: **(a.) Linear Functions

**Q5. Artificial neural network used for:**

**Answer: **(d.) All of the above

**Q6. A neuron with 3 inputs has the weight vector [0.2 -0.1 0.1]^T and a bias θ = 0. If the input vector is X = [0.2 0.4 0.2]^T then the total input to the neuron is:**

**Answer: **(b.) 0.02

**Q7. We are designing a SVM, W^Tx+b=0, suppose X/s are the support vectors and alpha / s the corresponding Lagrange multipliers, then which of the following statements are correct:**

**Answer: **(a.) AND

**Q8. The neural network given bellow takes two binary valued inputs x _{1}, x_{2} ϵ {0,1}, the activation function for each neuron is the binary threshold function (g(a)= 1 if a >0; 0 otherwise). Which of the following logical functions does it compute?**

**Answer: **(a.) AND

**Q9. The neural network given bellow takes two binary valued inputs x _{1}, x_{2} ϵ {0,1} and the activation function is the binary threshold function (h(z)=1 if z>0;0 otherwise). Which of the following logical functions does it compute?**

**Answer: **(a.) OR

**Q10. Under which of the following situation would you expect overfitting to happen?**

**Answer:** (b.) With training iterations error on training set decreases but test set increases

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**Disclaimer:** Please keep in mind that these answers are intended to serve as a reference for students. Our website does not guarantee the accuracy of the answers provided. We encourage all students to complete their assignments independently and use these answers as a supplement to their own understanding.

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