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- Find a linear regression equation for the following two sets of data: [10] Solution : cc : ai-ds:mu grp 2
- Draw the Delta Learning Rule (LMS-Widrow Hoff) model The Delta Learning Rule, also known as the LMS (Least Mean Squares) algorithm or the Widrow-Hoff rule, is a method for adjusting the weights... 1
- Diagonalize the matrix A : 2 2 1 3 solution : 2
- The values of the independent variable ( X ) and the dependent variable ( Y ) are given below: Step 1: X Y XY X² 0 2 0 0 1 3 3 1 2 5 10 4 3 4 12 9 4 6 24 16 Summations: Sum of X (ΣX) = 0 + 1 + 2 + 3 + 4 = 10 Sum of Y (ΣY) = 2 + 3 + 5 +... 1
- Least Square Regression for classification Least squares regression aims to minimize the sum of the squared differences between observed and predicted values. For classification, the... 1
- Explain overfitting and underfitting with examples Underfitting in Machine Learning Underfitting occurs when a statistical model or machine learning algorithm is too simple to capture the com... 2
- Machine Learning Important Questions [repeated question’s] Machine Learning concepts and applications Supervised vs. unsupervised learning Neural networks: types, architectures, and comparison with b... 1
- What is Image Transform? What are the significance of Image Transform An image transform represents an image as a weighted sum of basis images (e.g. cosines, sinusoids, ±1 patterns), converting it from the spat... 1
- Explain Vector Quantization (VQ) with example Vector quantization (VQ) is a lossy compression method that groups samples into blocks (vectors), and replaces each vector by the index of t... 1
- Calculate DFT for following 4×4 image
- Derive the equation of contrast stretching transformation function as given below.
- Write derivation for Sobel Edge detection operator. What is the advantage of Sobel operator? The Sobel operator approximates the image gradient by combining a central difference in one direction with a [1 2 1] smoothing in the perpen... 1
- What is meant by an image histogram. Perform Histogram Equalization on a given data.
- The best filter for removing salt and pepper noise from an image is median filter. True: salt-and-pepper noise consists of isolated pixels with extreme values (0 or 255); a median filter replaces each pixel by the middle va... 1
- Write short note on fast hadamard transform Definition The Fast Hadamard Transform (FHT) is an efficient algorithm used to compute the Hadamard Transform of a signal. The Hadamard Tran... 1
- 3 a Find DFT of the given image using DIT-FFT. DFT of the image: F = beginbmatrix33 & -7 & 1 & -7\\ -9 & -1 & -1 & -1\\ 1 & 1 & 1 & 1\\ -9 & -1 & -1 & -1endbmatrix The 2-D DFT is separabl... 1
- Q1 b State and Explain properties of FFT. [5] The FFT computes the DFT efficiently by using two properties of the twiddle factor W_N = e^(-j2π/N) , symmetry and periodicity; the transfor... 1
- Equalize the given histogram Answer :: 1