Lab_04

Color Auto Correlogram Features based CBIR System

Date: 25.02.2021

ACG: Auto-Correlogram

Files

• ex-4-colour-auto-correlogram-feature-based-cbir-system.pdf: Problem Statement for this Lab experiment
• acg.m: MATLAB function that returns ACG features
• learn.m: MATLAB code to test acg function
• q1.m: MATLAB code implement a CBIR system using ACG features
• q2.m: MATLAB code to measure the time taken to extract features with different configurations for the same query image
• rgb_image_features.xlsx: Generated file containing the ACG feature values

Output

Output of q1.m - ACG Features Output of q2.m - ACG Features with different configurations for the same query image

References

• Remove NaN values from Matrix - MathWorks
• Check number of inputs provided to the function - MathWorks