GATE 2023 Geomatics Engineering 

Introduction

Geomatics Engineering, also known as Geospatial Engineering, is a specialized branch of engineering that focuses on the acquisition, analysis, interpretation, and management of spatial data related to the Earth’s surface. It combines principles from various disciplines, including surveying, remote sensing, geographic information systems (GIS), and global positioning systems (GPS), to address challenges related to mapping, spatial analysis, and geospatial data management. The Graduate Aptitude Test in Engineering (GATE) is an all-India examination conducted jointly by the Indian Institutes of Technology (IITs) and the Indian Institute of Science (IISc) on behalf of the National Coordination Board (NCB)-GATE, Department of Higher Education, Ministry of Education (MoE), Government of India.

The Geomatics Engineering GATE examination provides a platform for aspiring geomatics engineers to demonstrate their knowledge, technical expertise, and problem-solving skills in this rapidly growing field. By qualifying in GATE, candidates can gain admission to postgraduate programs (Masters and Doctoral) in esteemed institutions across India, including IITs, NITs, and other universities offering geomatics engineering courses.

Geomatics Engineering  Subject Code: GE

Topic wise detailed syllabus for GATE 2023: Geomatics Engineering

Surveying measurements, Accuracy, Precision, Most probable value, Errors and their adjustments, Regression analysis, Correlation coefficient, Least square adjustment, Statistical significant value, Chi square test.

Basic concept, Electromagnetic spectrum, Spectral signature, ResolutionsSpectral. Spatial, Temporal and Radiometric, Platforms and Sensors, Remote Sensing Data Products – PAN, Multispectral, Microwave, Thermal, Hyperspectral, Visual and digital interpretation methods

Principle used, Components of GNSS, Data collection methods, DGPS, Errors in observations and corrections.

Introduction, Data Sources, Data Models and Data Structures, Algorithms, DBMS, Creation of Databases (spatial and non-spatial), Spatial analysis – Interpolation, Buffer, Overlay, Terrain Modeling and Network analysis.

Importance of maps to engineering projects, Types of maps, Scales and uses, Plotting accuracy, Map sheet numbering, Coordinate systems- Cartesian and geographical, map projections, map datum – MSL, Geoid, spheroid, WGS-84.

Various Levels, Levelling methods, Compass, Theodolite and Total Station and their uses, Tachometer, Trigonometric levelling, Traversing, Triangulation and Trilateration.

Types of photographs, Flying height and scale, Relief (height) displacement, Stereoscopy, 3-D Model, Height determination using Parallax Bar, Digital Elevation Model (DEM), Slope.

Sampling and quantization theory, Principle of Linear System, Convolution, Continuous and Discrete Fourier Transform.

Digital image characteristics: image histogram and scattergram and their significance, Variance-Covariance matrix, Correlation matrix and their significance.

Registration and Resampling techniques.

Contrast Enhancement: Linear and Non-linear methods; Spatial Enhancement: Noise and Spatial filters

Principal Component Analysis (PCA), Discriminant Analysis, Color transformations (RGB – IHS, CMYK), Indices (Ratios, NDVI, NDWI).

Simple techniques.

GATE Geomatics Engineering  Result analysis

Gate Geomatics Engineeringg topper score by year

GATE Geomatics Engineering Cut Off 2022

The 2022 GATE Geomatics Engineering Cut Off is listed below. The GATE 2022 Exam was administered by IIT Kharagpur, and the qualifying GATE GE Cutoff for the various categories is as follows.

Number of students appearing for GATE Geomatics-Engineering Exam

Previous Year Question Papers

Download previous year question papers from the official GATE website click here.

Video Links For Geomatics-Engineering

1.Introductory video on Geomatics Engineering

2.Verbal Aptitude Geomatics Engineering

3. Mathematics for Geomatics Engineering