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040 _aEG-GiCUC
_beng
_cEG-GiCUC
041 0 _aeng
049 _aDeposite
097 _aM.Sc
099 _aCai01.13.08.M.Sc.2021.Ho.T
100 0 _aHossam Ahmed Fadel Elshahaby
245 1 0 _aText extraction and enhancement from imagery films and news /
_cHossam Ahmed Fadel Elshahaby ; Supervised Mohsen Rashwan
246 1 5 _aاستخراج النص وتعزيزه من صور الأفلام و الأخبار
260 _aCairo :
_bHossam Ahmed Fadel Elshahaby ,
_c2021
300 _a108 P. :
_bcharts , facsimiles ;
_c30cm
502 _aThesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Electronics and Communications
520 _aThis research solves problems of text detection, verification, segmentation, and enhancement in text imagery applications like news and films. Recent approaches are applied in an efficient way. In news videos, locating multiple captions is done using edge detection by grayscale-based and color-based techniques. Stationary as well as moving captions across frames are automatically classified as horizontal or vertical motion using combinatory techniques of recurrent neural network and correlation-based technique.The Convolutional Neural Nets (CNNs) is used to verify the caption as a caption containing text for further processing. In films, several CNNs are implemented to detect frames containing text with high accuracy. Error handling and correction algorithm are applied to resolve classification problems. Multiple frames integration technique is used to extract inserted text in graphics and enhance it. The Correctly Detected Characters (CDC) overall average weighted accuracy for news text recognition using Autoencoder Neural Network (ANN) is 96.07% while the CDC average weighted accuracy for films text translation is 97.79%
530 _aIssued also as CD
650 0 _aComputer Vision
653 4 _aEdge Features
653 4 _aMultiple Frames Integration
653 4 _aText Detection and Text Recognition
700 0 _aMohsen Rashwan ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aNazla
_eRevisor
905 _aShimaa
_eCataloger
942 _2ddc
_cTH
999 _c84180
_d84180