中大開放式課程：遙測科學導論/陳哲俊

期中考檢討

microwave remote sensing－Viewing Geometry and Spatial Resolution：increase azimuth resolution

microwave remote sensing－Radar Image Distortions：slant-range scale distortion、this conversion comparison、foreshortening、layover

microwave remote sensing

◎Advanced Radar Applications：interferometry(phase difference、Interferometric systems、interferogram)

◎Airborne versus Spaceborne Radars：Airborne Radars、Spaceborne Radars

◎Airborne and Spaceborne Radar Systems：歷年台灣地區空載SAR飛行任務、 SAR Satellites

Image Interpretation 、 Analysis

◎Data→Information：Analog(picture、manual Interpretation)、Digital image(digital files、computer processing)

◎Elements of Visual Interpretation：tone、shape、straight edge、size(land use、land cover) 、pattern、texture、shadow、association

◎Digital Image Processing

Image Interpretation 、 Analysis

◎Digital Image Processing：Preprocessing(radiometric corrections、geometric corrections) 、Image Enhancement(contrast stretching、spatial filtering) 、Image Transformation(spectral or band ratioing、principal components analysis) 、Image Classification and Analysis(supervised 、unsupervised classification)

◎Pre-processing：image restoration 、 rectification 、mosaic、histogram、striping

Image Interpretation 、 Analysis

◎Image Enhancement：Linear contrast stretch、histogram-equalized stretch、spatial filtering(low-pass, high pass)

◎Image Transformations：Image subtraction

Image Interpretation 、 Analysis

◎Image Transformations：spectral ratioing、vegetation index、NDVI(Normalized difference vegetation index)、PCA procedures

(Covariance matrix→Find eigen-value→Information content→PCA transformation)