UPSC Prelims Marathon Quiz

Option D is the correct answer.

Hyperspectral Imaging (HSI) is a spectroscopic method, combining digital imaging with conventional spectroscopy.

1.HSI collects images as a function of wavelength.

2.HSI provides an individualized reflectance or fluorescence spectrum for each pixel in an image.

Option 1 is correct. HSI can be applied to numerous areas of food industry for inspecting the quality of food items: Bruise detection of apples, Fish freshness, Citrus fruit inspection, Sugar distribution of Melons and Sorting potatoes.

Option 2 is correct. HSI can be applied to numerous areas of forensic investigation: Questioned

Document Analysis, Arson Investigation, Bloodstain Visualization, Fiber Comparison, Gun Powder Residue Visualization, Duct Tape Examination, Fingerprint Enhancement and TLC Plate Visualization.

Option 3 is correct.Hyperspectral imaging systems aboard aircraft and spacecraft can detect hydrocarbons and played an important role in the detection of ocean oil spills.

Option 4 is correct. HSI can be applied to numerous areas of medical diagnoses: Diabetic Foot Ulcers, Normal and Malignant Colon Tissue.