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Showing posts with the label Subjective Image Quality

How to Measure the Quality of Images When You Don't Have Gold Standard Images

What to do When You Don't Have Gold Standard Images to Compare Your Processed Images How to Measure the Quality of Images When You Don't Have Gold Standard Images to Compare In the realm of image analysis and processing, quantifying image quality forms a crucial cornerstone of various methodologies. This is especially true when there's a lack of gold standard images or ground truth to set the benchmark. In such scenarios, we're often left asking: how can we measure image quality objectively or subjectively? Let's delve into this topic with an emphasis on establishing robust and reliable metrics for image quality analysis. Objective Measurement of Image Quality Without Ground Truth Objective quality metrics quantify the difference between two images based on numerical methods. But, how do we assess image quality objectivel...

Can we make cow dung brick using Cow Dung, lime and sodium Silicate?

Cow dung: 🐮🌾🧩 Lime: 🏻🧑‍🔬🔳 Sodium silicate: 🔰🧑‍💼👀 "Yes, 🙌 cow dung bricks 🧩 can also be made 💡 using the combination 💼 of cow dung, 🐮 lime, 🏻 and sodium silicate. 🔰 Here are the suggested properties 🧑‍🔬 of the ingredients 🧑‍💼 that need to be checked 🔳 before using them 🏻 for cow dung brick making: 🐮🏻🧑‍🔬🌾🧩" Properties of Cow Dung: Moisture content: should be around 15-20% Ash content: should be less than 10% pH value: should be neutral to slightly acidic (around 6-7) Fibre content: should be less...

The Eco-Friendly Way to Build: Making Cow Dung Bricks with Biochar and Lime

Build a greener future with biochar and lime-infused cow dung bricks If you're looking for an eco-friendly and sustainable way to build, consider making cow dung bricks. Not only are they a low-cost alternative to traditional fired clay bricks, but they also use waste materials like cow dung and biochar. Biochar is a charcoal-like substance that is made by burning organic materials in the absence of oxygen. It is a byproduct of biomass pyrolysis, a process that turns plant waste into energy. Biochar is known for its high carbon content, which makes it an excellent soil amendment and a potential solution to reducing greenhouse gas emissions. To make cow dung bricks with biochar, you will need the following materials: 1) Cow dung 2) Biochar 3) Lime or Chona 4) Methi water (Water fermented with fenugreek seeds) Here's a step-by-step guide on how to make cow dung bricks using these materials: Mix the cow dung with biochar and lime in a 2...

Demystifying Ground Truth, Gold Standard, and Benchmark Terms in Image and Machine Learning

Building a ground truth image is an important task in many image classification projects, especially in medical imaging or in projects that require expertise in labeling objects. However, for many other tasks, such as classifying vegetation in an image, building a labeled image can be easy and simple with the help of unsupervised learning models. Ground truth refers to a set of measurements or conditions that serve as a benchmark or target for a classification system or machine learning algorithm. Here are some examples of what ground truth can mean in different contexts: In object recognition, ground truth can refer to a set of labeled images that have been manually annotated by human experts. These label...