UPSC Exam > UPSC Questions > Hyperspectral imaging is an imaging technique...
Start Learning for Free
Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?
1. Identification of tree species within a forest
2. Mineral exploration
3. Detection of bats by converting very high- frequency signals into low frequency signals
Select the correct answer using the code given below.
1. Identification of tree species within a forest
2. Mineral exploration
3. Detection of bats by converting very high- frequency signals into low frequency signals
Select the correct answer using the code given below.
- a)1 and 2 only
- b)2 only
- c)1, 2 and 3
- d)1 only
Correct answer is option 'A'. Can you explain this answer?
| FREE This question is part of | Download PDF Attempt this Test |
Verified Answer
Hyperspectral imaging is an imaging technique in which electrom agneti...
• Multispectral imagery is produced by sensors that measure reflected energy within several specific sections (also called bands) of the electromagnetic spectrum. Multispectral sensors usually have between 3 and 10 different band measurements in each pixel of the images they produce. Examples of bands in these sensors typically include visible green, visible red, near-infrared, etc. Landsat, Quickbird, and Spot satellites are well-known satellite sensors that use multispectral sensors.
• Hyperspectral sensors measure energy in narrower and more numerous bands than multispectral sensors. Hyperspectral images can contain as many as 200 (or more), contiguous spectral bands. The numerous narrow bands of hyperspectral sensors provide a continuous spectral measurement across the entire electromagnetic spectrum and therefore are more sensitive to subtle variations in reflected energy. Images produced from hyperspectral sensors contain much more data than images from multispectral sensors and have a greater potential to detect differences among land and water features.
• Hyperspectral imaging has been widely used in mineral exploration and mapping, vegetation classification (identification of trees in forests) and environment analysis, etc. Hence options 1 and 2 are correct.
• Bat detectors use sound frequency converters to convert the ultrasound frequencies into audible frequencies. They do not use hyperspectral imaging. Hence option 3 is not correct.
• Hyperspectral sensors measure energy in narrower and more numerous bands than multispectral sensors. Hyperspectral images can contain as many as 200 (or more), contiguous spectral bands. The numerous narrow bands of hyperspectral sensors provide a continuous spectral measurement across the entire electromagnetic spectrum and therefore are more sensitive to subtle variations in reflected energy. Images produced from hyperspectral sensors contain much more data than images from multispectral sensors and have a greater potential to detect differences among land and water features.
• Hyperspectral imaging has been widely used in mineral exploration and mapping, vegetation classification (identification of trees in forests) and environment analysis, etc. Hence options 1 and 2 are correct.
• Bat detectors use sound frequency converters to convert the ultrasound frequencies into audible frequencies. They do not use hyperspectral imaging. Hence option 3 is not correct.
Most Upvoted Answer
Hyperspectral imaging is an imaging technique in which electrom agneti...
Introduction:
Hyperspectral imaging is an advanced imaging technique that involves capturing electromagnetic radiation of different frequencies. This technique allows for the identification and analysis of materials based on their spectral properties. Hyperspectral imaging has several applications, including the identification of tree species within a forest, mineral exploration, and the detection of bats.
Applications of Hyperspectral Imaging:
Conclusion:
Based on the above discussion, the correct answer is option 'A' - 1 and 2 only. Hyperspectral imaging is widely used for the identification of tree species within a forest and mineral exploration, but it is not employed for the detection of bats or the conversion of signals from high frequency to low frequency.
Hyperspectral imaging is an advanced imaging technique that involves capturing electromagnetic radiation of different frequencies. This technique allows for the identification and analysis of materials based on their spectral properties. Hyperspectral imaging has several applications, including the identification of tree species within a forest, mineral exploration, and the detection of bats.
Applications of Hyperspectral Imaging:
- Identification of tree species within a forest:
Hyperspectral imaging can be used to identify different tree species within a forest. Each tree species has a unique spectral signature due to variations in its biochemical composition. By analyzing the reflected or emitted radiation from the trees, hyperspectral imaging can differentiate between different species. This application is particularly useful in ecological studies, forest management, and biodiversity assessment. - Mineral exploration:
Hyperspectral imaging is widely used in mineral exploration. Different minerals have distinct spectral characteristics due to variations in their chemical composition and crystal structure. By analyzing the reflectance or absorption patterns of light, hyperspectral imaging can identify the presence and distribution of minerals in geological formations. This information is valuable for locating mineral deposits and planning mining operations. - Detection of bats by converting very high-frequency signals into low-frequency signals:
This statement is incorrect. Hyperspectral imaging does not involve the conversion of signals from one frequency to another. Instead, it focuses on capturing and analyzing electromagnetic radiation across a wide range of frequencies. While hyperspectral imaging has been used in various fields, such as agriculture, environmental monitoring, and remote sensing, it is not typically employed for the detection of bats or the conversion of high-frequency signals into low-frequency signals.
Conclusion:
Based on the above discussion, the correct answer is option 'A' - 1 and 2 only. Hyperspectral imaging is widely used for the identification of tree species within a forest and mineral exploration, but it is not employed for the detection of bats or the conversion of signals from high frequency to low frequency.
Attention UPSC Students!
To make sure you are not studying endlessly, EduRev has designed UPSC study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in UPSC.
|
Explore Courses for UPSC exam
|
|
Similar UPSC Doubts
Top Courses for UPSCView all
Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer?
Question Description
Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer?.
Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer?.
Solutions for Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for UPSC.
Download more important topics, notes, lectures and mock test series for UPSC Exam by signing up for free.
Here you can find the meaning of Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of
Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer?, a detailed solution for Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? has been provided alongside types of Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? theory, EduRev gives you an
ample number of questions to practice Hyperspectral imaging is an imaging technique in which electrom agnetic radiations of different frequencies can be captured. Which of the following is/are well known applications of hyperspectral imaging?1. Identification of tree species within a forest2. Mineral exploration3. Detection of bats by converting very high- frequency signals into low frequency signalsSelect the correct answer using the code given below.a)1 and 2 onlyb)2 onlyc)1, 2 and 3d)1 onlyCorrect answer is option 'A'. Can you explain this answer? tests, examples and also practice UPSC tests.
|
|
Explore Courses for UPSC exam
|
|
Suggested Free Tests
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
|
© EduRev
|
Education Revolution
|
Follow Us
|
Signup to see your scores
go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup