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The 5th International Conference on Biomedical Engineering and Biotechnology (ICBEB 2016)

Shaoqing Wang, Xiancun Yang, Meixia Su, Qiang Liu, Tao Gong, Qi Mao, Shuguang Zhao, Fang Han, Keming Mao, Yixian Liu, Yanchun Zhu, Shuo Li (+149 others)
2016 BMC Medical Imaging  
We improved the clonal selection algorithm to attain the optimal threshold for better segmentation of the medical images than the traditional approach.  ...  Results The X-ray medical image of the tuberculosis was processed with the improved clonal selection algorithm and noise filtering, and the output medical image of our approach is better for diagnosis  ...  quality assessment and enhancement of a thermal imager for photothermal therapy monitoring Fuwen Lai 1,2 , Mingwu Jin 1 Acknowledgements Supported by a project grant from NIH 1R15CA199020-01A1.  ... 
doi:10.1186/s12880-016-0164-6 fatcat:cjwshnwiere6ziu5zc7sjic3xu

2020 Index IEEE Transactions on Circuits and Systems for Video Technology Vol. 30

2020 IEEE transactions on circuits and systems for video technology (Print)  
Tang, F., +, TCSVT Dec. 2020 4739-4754 Joint Correlation Filtering for Visual Tracking.  ...  ., +, TCSVT Jan. 2020 205-216 Embedding Bilateral Filter in Least Squares for Efficient Edge-Preserving Image Smoothing.  ...  A Memory-Efficient Hardware Architecture for Connected Component Labeling in Embedded System.  ... 
doi:10.1109/tcsvt.2020.3043861 fatcat:s6z4wzp45vfflphgfcxh6x7npu

A Review on Stereo Vision Algorithm: Challenges and Solutions

Kai Yit Kok, Parvathy Rajendran
2020 ECTI Transactions on Computer and Information Technology  
This paper presents a survey on existing stereo vision algorithms. The existing stereo vision algorithms are discussed in terms of concept, performance and related improvements.  ...  Moreover, available improvements and solutions for stereo vision challenges such as computational complexity, occlusion, radiometric distortion, depth discontinuity and textureless region are reviewed.  ...  [94] have proposed a combination of wavelet-based edge detection and joint bilateral filter (also known as wavelet edge joint bilateral filter) whereby information from the edge of the image is included  ... 
doi:10.37936/ecti-cit.2019132.194324 fatcat:mydqvnlh4vezbmnahq4ibhongq

Deep Learning Convolutional Networks for Multiphoton Microscopy Vasculature Segmentation [article]

Petteri Teikari, Marc Santos, Charissa Poon, Kullervo Hynynen
2016 arXiv   pre-print
Recently there has been an increasing trend to use deep learning frameworks for both 2D consumer images and for 3D medical images.  ...  We demonstrated the use of deep learning framework consisting both 2D and 3D convolutional filters (ConvNet). Our hybrid 2D-3D architecture produced promising segmentation result.  ...  Acknowledgements We would like to thank Sharan Sankar for his work as a summer student writing wrapper for various wrappers for ITK C++ functions.  ... 
arXiv:1606.02382v1 fatcat:v5jwomv4gbf7bhxe6yn2tbkhiq

Micro-CT of rodents: State-of-the-art and future perspectives

D.P. Clark, C.T. Badea
2014 Physica medica (Testo stampato)  
We also review two contrast mechanisms under intense development.  ...  Micron-scale computed tomography (micro-CT) is an essential tool for phenotyping and for elucidating diseases and their therapies.  ...  We thank Sally Zimney for the editorial assistance, and Drs. G. Allan Johnson and Nicholas Befera for their contributions related to micro-SPECT.  ... 
doi:10.1016/j.ejmp.2014.05.011 pmid:24974176 pmcid:PMC4138257 fatcat:7fvhxnj3wbgazdz3dtfkzkihbq

Medical image processing on the GPU – Past, present and future

Anders Eklund, Paul Dufort, Daniel Forsberg, Stephen M. LaConte
2013 Medical Image Analysis  
In the field of medical imaging, GPUs are in some cases crucial for enabling practical use of computationally demanding algorithms.  ...  The review covers GPU acceleration of basic image processing operations (filtering, interpolation, histogram estimation and distance transforms), the most commonly used algorithms in medical imaging (image  ...  Conflicts of interest Anders Eklund owns the company Wanderine Consulting, which has done consulting work for the company Accelereyes (the creators of the Matlab GPU interface Jacket).  ... 
doi:10.1016/j.media.2013.05.008 pmid:23906631 fatcat:vsoek36pb5cuxdcmhlvfojwjuu

Literature Survey on Stereo Vision Disparity Map Algorithms

Rostam Affendi Hamzah, Haidi Ibrahim
2016 Journal of Sensors  
By contrast, a hardware-based implementation requires one or more additional processors for its processing module, such as graphical processing unit or a field programmable gate array.  ...  To assist future researchers in developing their own stereo matching algorithms, a summary of the existing algorithms developed for every stage of processing is also provided.  ...  These authors used joint bilateral filtering and expanded the calculation structures that allow for the efficient and accurate generation of disparity maps.  ... 
doi:10.1155/2016/8742920 fatcat:o23jgt6w2bgnvegulnun5f6myi

A combined local and global motion estimation and compensation method for cardiac CT

Qiulin Tang, Beshan Chiang, Akinola Akinyemi, Alexander Zamyatin, Bibo Shi, Satoru Nakanishi, Bruce R. Whiting, Christoph Hoeschen
2014 Medical Imaging 2014: Physics of Medical Imaging  
Deformable 3D-registration and spatiotemporal bilateral filtering were applied to reduce motion and partial-scan artifacts.  ...  However, unlike CT, MRI intensity does not have any tissue-specific meaning. Therefore MI-based MR-CT registration may vary from scan to scan as MI depends on the joint histogram of the images.  ...  Studies have shown that there is variation in the agreement between operators viewing the same tissue [1] suggesting that a complimentary technique for verification could improve the robustness of the  ... 
doi:10.1117/12.2043492 fatcat:fyzpc5m6jbh7fjohqpdmtzkhte

Real-time stereo vision system using adaptive weight cost aggregation approach

Jingting Ding, Jilin Liu, Wenhui Zhou, Haibin Yu, Yanchang Wang, Xiaojin Gong
2011 EURASIP Journal on Image and Video Processing  
The highly parallelized pipeline structure makes system be capable to achieve 51 frames per second for 640 × 480 stereo images.  ...  These local algorithms generally suffer from matching ambiguities as it is difficult to find appropriate support for each pixel.  ...  Acknowledgements The authors would like to thank Xin Du for his thoughts and suggestions, and Xinhuan Wang for his technical assistance during the course of this study.  ... 
doi:10.1186/1687-5281-2011-20 fatcat:7vefm436nrgzzlogn7557nutha

Computer-Assisted Analysis of Biomedical Images [article]

Leonardo Rundo
2021 arXiv   pre-print
As a matter of fact, the proposed computer-assisted bioimage analysis methods can be beneficial for the definition of imaging biomarkers, as well as for quantitative medicine and biology.  ...  This thesis aims at proposing novel and advanced computer-assisted methods for biomedical image analysis, also as an instrument in the development of Clinical Decision Support Systems, by always keeping  ...  As expected, the execution times are dependent on the image size. This trend is mainly due to the bilateral filtering operation.  ... 
arXiv:2106.04381v1 fatcat:osqiyd3sbja3zgrby7bf4eljfm

Depth extraction with offset pixels

W. J. Yun, Y. G. Kim, Y. M. Lee, J. Y. Lim, H. J. Kim, M. U. K. Khan, S. Chang, H. S. Park, C. M. Kyung
2018 Optics Express  
The proposed system makes it an ideal choice for depth extraction systems in constrained environments. , "CMOS image sensor using pixel aperture technique for single-chip 2D and 3D imaging," in SENSORS  ...  However, the utility of these techniques is limited as they typically require multiple imaging units, bulky platforms for computation, cannot achieve high speed and are computationally expensive.  ...  This observation has been used by numerous methods to remove errors from the depth map such as weighted median [13], joint-bilateral [14] and joint-guided filtering [15] .  ... 
doi:10.1364/oe.26.015825 pmid:30114838 fatcat:yi54afbczvbe3jztnfcefklj5i

Abstracts (Continue in Part I)

1995 Proceedings of the International Society for Magnetic Resonance in Medicine  
4 P (JIP Bl Corrected 333 0.044 40.7 0.019 1583 0.076 Uncorrected 340 0.082 39.9 0.039 1485 0.142 CONCLUSIONS Under certain conditions, a general expression for the spinecho signal intensity as a function  ...  It is therefore possible under these conditions and knowing BI to calculate T I , T2, and p images in the presence of inhomogeneos BI fields.  ...  Acknowledgements: This work was supported by grant of the "Deutschc Forschungsgemeinschaft" (DFG) (DFG-Ha 1232 18-We thank S.Voll for her help.  ... 
doi:10.1002/mrmp.22419950202 fatcat:mg5plhp4qvabdbvpf3jlnih2ti

SU-FF-I-79: Java-Based Plugin for Tomographic Reconstruction for SPECT Data

M Andrade, M Costa, A Marques da Silva
2006 Medical Physics (Lancaster)  
This study examines the accuracy of 3D-3D registration of reference and on-board DTS images to assess the potential of DTS for image-guided radiation therapy (IGRT).  ...  We previously developed a method for generating reference DTS images from a planning CT for registration with actual onboard DTS images.  ...  Then using the best filter and 2D wavelet transform each image was first decomposed and then for each image a threshold was estimated for noise coefficients and wavelet coefficients below that threshold  ... 
doi:10.1118/1.2240759 fatcat:5we2nvgwx5hrxcv2ngufce6obq

PET-guided delineation of radiation therapy treatment volumes: a survey of image segmentation techniques

Habib Zaidi, Issam El Naqa
2010 European Journal of Nuclear Medicine and Molecular Imaging  
Historically, anatomical CT and MR images were used to delineate the gross tumour volumes (GTVs) for radiotherapy treatment planning.  ...  Despite the difficulties and known limitations, several image segmentation approaches have been proposed and used in the clinical setting including thresholding, edge detection, region growing, clustering  ...  [103] , in which the WT was applied in conjunction with cluster analysis on preprocessed images using a bilateral denoising filter and a Landweber's deblurring filter with a Gaussian kernel.  ... 
doi:10.1007/s00259-010-1423-3 pmid:20336455 fatcat:klgis45vzjgylcp7hmjix4jmq4

SU-EE-A3-06: An Efficient Algorithm for Image-Based Dose Deformation and Accumulation

M Kaus, V Pekar, T McNutt, K Bzdusek
2005 Medical Physics (Lancaster)  
The images were enhanced for seed identification by filtering operations.  ...  We compare two different methods, a filtered backprojection (FBP) algorithm and the expectation maximization (EM) method, for reconstructing 3D images of phantoms and patients from gated cone-beam MV projection  ...  For the 192 Ir cases, the dose enhancement within the tumor region ranged from 5% to 31%, depending on radial distance and gold concentration level.  ... 
doi:10.1118/1.1997464 fatcat:zue2hfmc5ze6ziwu332w3u2lue
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