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Welcome to eGyanKosh’s comprehensive study material for Unit-11 on Image Filtering and Band Ratioing, specifically designed for IGNOU students preparing for the 2025 academic year. This resource is meticulously crafted to enhance your understanding of essential concepts in image processing and remote sensing, providing valuable insights into techniques such as image filtering and band ratioing. Whether you are a visual learner or prefer detailed textual explanations, our study material is tailored to cater to diverse learning styles. Best of all, it is available for free download, ensuring that all students have access to the tools they need for academic success. Dive in and equip yourself with the knowledge necessary to excel in your studies!