Hedieh Sajedi
Currently: PHD student in the Computer Engineering Department at Sharif University of Technology.
Working on: Image Processing (Steganpgraphy and Steganalysis algorithms)
Me at: a_sajedi@ce.sharif.edu , hhsajedi@yahoo.com
Hedieh Sajedi
Currently: PHD student in the Computer Engineering Department at Sharif University of Technology.
Working on: Image Processing (Steganpgraphy and Steganalysis algorithms)
Me at: a_sajedi@ce.sharif.edu , hhsajedi@yahoo.com
Education
H.Sajedi, R.Jalili, M.Niamanesh, "An intelligent agent for Network Service Selection in Pervasive Computing Environment ", 11th International CSI Computer Conference(CSICC'2006), School of Computer Science,IPM.Tehran,Iran, 2006
H.Sajedi, H.Sameti, H.Beigy, "Reducing Classification Error In speech recognition using Genetic Algorithm for CDHMM training process ", 2th ITCM Conference, Tehran, Iran, 2006
H.Sajedi, H,Sameti, B.Babaali, "Improvement of Persian speech recognition using Genetic Algorithm for CDHMM training process", 2th Persian Colling workshop, Tehran University, Tehran, Iran, 2006
H.Sajedi, M.Jamzad, H,Sameti, B.Babaali, "Online Character Recognition based on character grouping using Hidden Markov Model", 12th International CSI Computer Conference(CSICC'2007), Shahid Beheshti University, Tehran, Iran, 2007
H.Sajedi, H.Sameti, H,Beigy, B.Babaali, "Discriminative Training of Hidden Markov Model Using PSO Algorithm", 12th International CSI Computer Conference(CSICC'2007) , Shahid Beheshti University, Tehran, Iran, 2007
H.Sajedi, M.Najafi, S.Kasaei, "A Boosted Skin Detection Method based on Pixel and Block Information", 5th International Symposium on Image and Signal Processing and Analysis (ISPA 2007), Istanbul, Turkey, 2007
H.Sajedi, M.Jamzad, "A Contourlet Face Detection Method", 3th International Conference On Signal-Image Technology & Internet–Based Systems(SITIS), China, 2007
H.Sajedi, H,Sameti, H.Beigy, "MPSO: A new Method for Complex Problem Optimization", 13th International CSI Computer Conference(CSICC'2008), Kish Island, Iran, 2008
H.Sajedi, M.Jamzad, "Cover Selection Steganography Method Based on Similarity of Image Blocks", IEEE 8th International Conference on Computer and Information Technology (CIT2008), Sydney, Australia, 2008
H.Sajedi, M.Jamzad, "A Steganalysis Method Based on Contourlet Transform Coefficients ", 4th International Conference on Intelligent Information Hiding and Multimedia Signal Processing(IIH-MSP-2008), Harbin, China, 2008
Nima Asadi, Mansour Jamzad, Hedieh Sajedi, "Improvements of Image-Steganalysis using Boosted Combinatorial Classifiers and Gaussian High Pass Filtering", 4th International Conference on Intelligent Information Hiding and Multimedia Signal Processing(IIH-MSP-2008), Harbin, China, 2008
H.Sajedi, M.Jamzad, "Adaptive Steganography Method Based on Contourlet Transform", 9th International Conference on Signal Processing (ICSP’08), Oct. 26-29 , 2008
- Speech Recognition\ Hidden Markov Model\ Discriminative Training\ Global Optimization - Subject of my MSc level final project is Improvement of CDHMM training process using Evolutionary Computing Algorithms.In my thesis I use evolutionary algorithms like Genetic Algorithm and Particle Swarm Optimization to train Hidden Markov Model discriminatively.
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