Search Results - ((reconstruction algorithm) OR (detection algorithm))

Quantitative analysis evaluation of image reconstruction algorithms between digital and analog PET-CT by Chen, Ew-Jun *, Haniff Shazwan, Safwan Selvam, Lee, Hee Siang, Chew, Ming Tsuey *

“…Results demonstrate that both OSEM and HYPER DPR reconstruction algorithms in digital PET-CT has greater spatial resolution, increased detection sensitivity and less image noise when compared to analog PET-CT. …”
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Development of computer aided three-dimensional geometric modeler based on designer's idea in twodimensional by Haron, Habibollah

“…This study has proposed better solutions in terms of an enhanced thinning algorithm, a modified Freeman chain code and Vertex chain code algorithm as picture description language, and a new computational algorithm and neural network classifier for corner detection. …”
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Enhanced algorithms for three-dimensional object interpreter by Haron, Habibollah

“…The aim of this study is to propose enhanced algorithms to be used to interpret and reconstruct a sketch, and then to produce a threedimensional model. …”
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LEVEL-BASED CORRESPONDENCE APPROACH TO COMPUTATIONAL STEREO by MAHABADI, SEYED ALI KASAEIZADEH MAHABADI

“…By comparing current local correspondence method and discussing their weakness and strength, this research tries to enhance an algorithm to improve previous works to achieve fast detection, less costly and acceptable accuracy to meet the requirement of reconstruction. …”
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Analysis on the Effect of Sensor Views in Image Reconstruction Produced by Optical Tomography System Using Charge-Coupled Device by Jamaludin J., Rahim R.A., Fazul Rahiman M.H., Mohd Rohani J.

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Charge-coupled device based on optical tomography system for monitoring two-phase flow by Jamaludin J., Rahim R.A., Rahim H.A., Rahiman M.H.F., Rohani J.M.

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CT reconstruction algorithm and low contrast detectability of phantom study: a systematic review and meta-analysis by Yusof, Nur Aimi Adibah, Abdul Karim, Muhammad Khalis, Mohd Asikin, Nursyazalina, Paiman, Suriati, Awang Kechik, Mohd Mustafa, Abd Rahman, Mohd Amiruddin, Mohd Noor, Noramaliza

“…Methods: In this study, a systematic review and a meta-analysis study were conducted on CT phantom for resolution study especially based on the low contrast detectability (LCD). Furthermore, the association between the CT parameter such as tube voltage and the type of reconstruction algorithm, the amount of phantom scanning affecting the image quality and the exposure dose were also investigated in this study. …”
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Shape Reconstruction using Overset Grid Generation Method with an Iterative Inversion Technique by Azarina, Binti Azman

“…The reconstruction results demonstrated that the FBTS technique utilizing OGG-FDTD method has the ability to detect and reconstructed embedded object.…”
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Extraction and reconstruction of retinal vasculature by M.H.A., Fadzil, L.I., Izhar, P.A., Venkatachalam, T.V.N., Karunakar

“…This paper presents the development of an image processing algorithm for detecting and reconstructing retinal vasculature. …”
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Image reconstruction for solid profile measurement in ERT using non-invasive approach by Yasmin, Abdul Wahab, Ruzairi, Abdul Rahim, Mohd Hafiz Fazalul, Rahiman, Leow, Pei Ling, Suzanna, Ridzuan Aw, Muhammad Jayasuman, Pusppanathan, Mohd Fadzli, Abd Shaib, Herlina, Abdul Rahim, Elmy Johana, Mohamad

“…Image reconstruction software and its image reconstruction algorithm are an important step towards constructing a tomography system. …”
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Qualitative and quantitative accuracy evaluation of 18f-fdg PET/CT with TOF and NON-TOF system on beta value in BPL reconstruction by Hui, Ng Suk

“…Q.Clear, a Bayesian Penalised Likelihood (BPL) algorithm, has demonstrated notable advancements in clinical image quality and quantification, particularly in detecting subtle abnormalities. …”
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Natural images contour segmentation / Khairul Adilah Ahmad, Sharifah Lailee Syed Abdullah and Mahmod Othman by Ahmad, Khairul Adilah, Syed Abdullah, Sharifah Lailee, Othman, Mahmod

“…Second step is the adoption of Laplacian of Gaussian edge detection and a new corner template detection algorithm for adjustment of the pixels along the edge map in the interpolation process. …”
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PeerMate: a malicious peer detection algorithm for P2P systems based on MSPCA by Wei, Xianglin, Ahmed, Tarem, Chen, Ming, Pathan, Al-Sakib Khan

“…Firstly, we divide the malicious peers into six categories; secondly, we bring forward PeerMate, a malicious peers detection algorithm based on Multiscale Principal Component Analysis (MSPCA) and Quality of Reconstruction (QR), to detect malicious peers in reputation based P2P systems; finally, we show through simulations that PeerMate can detect malicious peers efficiently and accurately.…”
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Blotch removal using multi-level scanning, shape analysis, and meta heuristic techniques by Khammar, Mohammad Reza

“…This post processing algorithm was provided based on a multi-level scanning and shape analysis which was presented for the better performance of high correct detection and lower false alarms for each given threshold. …”
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2-D Reconstruction of Breast Image Using Forward-Backward Time-Stepping Method for Breast Tumour Detection by Elizabeth, M., Hong Ping, K., Ng, S.W, Wan Zainal Abidin, W.A, Masri, T., Othman, A.K., Moriyama, T., Takenaka, T.

“…In this paper, time-domain inverse-scattering technique referred to as Forward-Backward Time-Stepping (FBTS) method is applied to microwave imaging breast cancer detection. The FBTS algorithm is implemented in C++ language executed in a single computer by developing the time domain form of the FDTD. …”
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Sketch-based 3D modeling of symmetric objects from wireframe sketches on paper by Yahya, Zahrah

“…Feature extraction is a preliminary step before 3D reconstruction and therefore, a junction detection algorithm is proposed. …”
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Compressed Sensing Implementations For Sparse Channel Estimation In OFDM Systems by Uwaechia, Anthony Ngozichukwuka

“…Fusing different reconstruction algorithms may result in the probability of fusing several incorrectly estimated indices over noisy channels. …”
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Energy detection for spectrum sensing in OFDM-based cooperative and non-cooperative radio networks by Salman, Emad Hmood

“…This algorithm can also work for big number of SUs that detect the OFDM signal. …”
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Single Frame Profilometry With Rapid Phase Demodulation On Colour-Coded Fringes by Yee, Cong Kai

“…The phase error compensation algorithm was also proven to reduce phase errors at reference level from (1.08 ± 2.32) % to (0.73 ± 0.46) % with a 95% confidence level for 8 iterations on average, producing a visually smoother reconstructed surface. …”
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Development of Time Domain Inverse Scattering Algorithm for the Detection and Imaging of Buried Objects by Deanne, Edwin

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