Ahmed Tewfik - Publications

Affiliations: 
Electrical Engineering University of Minnesota, Twin Cities, Minneapolis, MN 
Area:
Robotics Engineering, Medicine and Surgery, Nursing

76 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Tadipatri VA, Tewfik A, Pellizzer G, Ashe J. Overcoming long-term variability in Local Field Potentials using an adaptive decoder. Ieee Transactions On Bio-Medical Engineering. PMID 28113285 DOI: 10.1109/TBME.2016.2557070  0.4
2016 Sosnik R, Tadipatri VA, Tewfik AH, Pellizzer G. Block design enhances classification of 3D reach targets from EEG signals. Neuroscience. PMID 27223628 DOI: 10.1016/j.neuroscience.2016.05.015  0.4
2016 Tadipatri VA, Tewfik A, Pellizzer G, Ashe J. Overcoming long-term variability in Local Field Potentials using an adaptive decoder. Ieee Transactions On Bio-Medical Engineering. PMID 27116730 DOI: 10.1109/TBME.2016.2557070  0.4
2016 Mourad S, Tewfik A. Real-time data selection and ordering for cognitive bias mitigation Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 2016: 4393-4397. DOI: 10.1109/ICASSP.2016.7472507  1
2016 Ullah MS, Tewfik A. Pilot aided direction of arrival estimation for mmWave cellular systems Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 2016: 3401-3405. DOI: 10.1109/ICASSP.2016.7472308  1
2015 Mourad S, Tewfik A. Cognitive biases in Bayesian updating and optimal information sequencing Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 2015: 4095-4099. DOI: 10.1109/ICASSP.2015.7178741  1
2015 Singh V, Tewfik AH, Ress DB. Under-sampled functional MRI using low-rank plus sparse matrix decomposition Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 2015: 897-901. DOI: 10.1109/ICASSP.2015.7178099  1
2015 Guo W, Kim Y, Tewfik A, Sun N. Ultra-low power multi-channel data conversion with a single SAR ADC for mobile sensing applications Proceedings of the Custom Integrated Circuits Conference. 2015. DOI: 10.1109/CICC.2015.7338492  1
2014 Tadipatri VA, Tewfik AH, Ashe J. Long-term decoding of arm movement using Spatial Distribution of Neural Patterns. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2014: 1642-5. PMID 25570288 DOI: 10.1109/EMBC.2014.6943920  0.4
2013 Tadipatri VA, Tewfik AH, Ashe J, Pellizzer G. Source localization techniques for direction decoding from local field potentials. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2013: 838-41. PMID 24109818 DOI: 10.1109/EMBC.2013.6609631  0.4
2013 Guo W, Kim Y, Sanyal A, Tewfik A, Sun N. A single SAR ADC converting multi-channel sparse signals Proceedings - Ieee International Symposium On Circuits and Systems. 2235-2238. DOI: 10.1109/ISCAS.2013.6572321  1
2013 Heath RW, Tewfik A. General chairs' welcome 2013 Ieee Global Conference On Signal and Information Processing, Globalsip 2013 - Proceedings. DOI: 10.1109/GlobalSIP.2013.6736790  1
2012 Tadipatri VA, Tewfik AH, Ashe J, Pellizzer G. Robust movement direction decoders from local field potentials using spatio-temporal qualitative patterns. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2012: 4623-6. PMID 23366958 DOI: 10.1109/EMBC.2012.6346997  0.4
2012 Iwen MA, Tewfik AH. Adaptive strategies for target detection and localization in noisy environments Ieee Transactions On Signal Processing. 60: 2344-2353. DOI: 10.1109/Tsp.2012.2187201  1
2012 Pique-Regi R, Ortega A, Tewfik A, Asgharzadeh S. Detecting changes in DNA copy number: Reviewing signal processing techniques Ieee Signal Processing Magazine. 29: 98-107. DOI: 10.1109/Msp.2011.943010  1
2011 Min CH, Tewfik AH. Semi-supervised event detection using higher order statistics for multidimensional time series accelerometer data. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2011: 365-8. PMID 22254324 DOI: 10.1109/IEMBS.2011.6090119  1
2011 Gowreesunker BV, Tewfik AH, Tadipatri VA, Ashe J, Pellize G, Gupta R. A subspace approach to learning recurrent features from brain activity. Ieee Transactions On Neural Systems and Rehabilitation Engineering : a Publication of the Ieee Engineering in Medicine and Biology Society. 19: 240-8. PMID 21257387 DOI: 10.1109/Tnsre.2011.2106802  0.4
2011 Li Y, Alsagabi M, Fan D, Bova GS, Tewfik AH, Dehm SM. Intragenic rearrangement and altered RNA splicing of the androgen receptor in a cell-based model of prostate cancer progression. Cancer Research. 71: 2108-17. PMID 21248069 DOI: 10.1158/0008-5472.Can-10-1998  0.64
2011 Tchagang AB, Pan Y, Famili F, Tewfik AH, Benos PV. Biclustering of DNA microarray data: Theory, evaluation, and applications Handbook of Research On Computational and Systems Biology: Interdisciplinary Applications. 148-186. DOI: 10.4018/978-1-60960-491-2.ch007  0.64
2011 Li Y, Alsagabi M, Tewfik A, Dehm SM. Abstract 4556: AR intragenic rearrangement and altered androgen receptor mRNA splicing in castration-resistant prostate cancer Cancer Research. 71: 4556-4556. DOI: 10.1158/1538-7445.Am2011-4556  0.64
2011 Dan W, Casper A, Tewfik AH, Ebbini ES. Enhanced ultrasound imaging resolution with 3D optical patch imagery Proceedings - International Symposium On Biomedical Imaging. 21-24. DOI: 10.1109/ISBI.2011.5872345  1
2011 Iwen MA, Tewfik AH. Adaptive compressed sensing for sparse signals in noise Conference Record - Asilomar Conference On Signals, Systems and Computers. 1240-1244. DOI: 10.1109/ACSSC.2011.6190214  1
2010 Ince NF, Gupta R, Arica S, Tewfik AH, Ashe J, Pellizzer G. High accuracy decoding of movement target direction in non-human primates based on common spatial patterns of local field potentials. Plos One. 5: e14384. PMID 21200434 DOI: 10.1371/journal.pone.0014384  0.4
2010 Tadipatri VA, Tewfik AH, Gowreesunker B, Ashe J, Pellizzer G, Gupta R. Time robust movement direction decoding in Local Field Potentials using channel ranking. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2010: 4825-8. PMID 21097299 DOI: 10.1109/IEMBS.2010.5627909  0.4
2010 Min CH, Tewfik AH. Automatic characterization and detection of behavioral patterns using linear predictive coding of accelerometer sensor data. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2010: 220-3. PMID 21097185 DOI: 10.1109/IEMBS.2010.5627850  0.32
2010 Stephane M, Ince NF, Kuskowski M, Leuthold A, Tewfik AH, Nelson K, McClannahan K, Fletcher CR, Tadipatri VA. Neural oscillations associated with the primacy and recency effects of verbal working memory. Neuroscience Letters. 473: 172-7. PMID 20176084 DOI: 10.1016/J.Neulet.2010.02.025  1
2010 Burnham T, Vasudevan M, Tewfik A. Development of a global positioning system-based vehicle tracking system for the minnesota road research facility Transportation Research Record. 153-161. DOI: 10.3141/2153-17  1
2010 Ince NF, Kao CS, Kaveh M, Tewfik A, Labuz JF. A machine learning approach for locating acoustic emission Eurasip Journal On Advances in Signal Processing. 2010. DOI: 10.1155/2010/895486  1
2010 Agovic A, Levine S, Papanikolopoulos N, Tewfik A. Haptic interface design considerations for scrub nurse robots in microsurgery 18th Mediterranean Conference On Control and Automation, Med'10 - Conference Proceedings. 1573-1578. DOI: 10.1109/MED.2010.5547823  1
2010 Min CH, Tewfik AH. Novel pattern detection in children with autism spectrum disorder using iterative subspace identification Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 2266-2269. DOI: 10.1109/ICASSP.2010.5495885  1
2009 Ince NF, Tadipatri VA, Göksu F, Tewfik AH. Denoising of multiscale/multiresolution structural feature dictionaries for rapid training of a brain computer interface. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2009: 21-4. PMID 19965103 DOI: 10.1109/IEMBS.2009.5334902  0.4
2009 Min CH, Tewfik AH, Kim Y, Menard R. Optimal sensor location for body sensor network to detect self-stimulatory behaviors of children with Autism Spectrum Disorder. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2009: 3489-92. PMID 19964993 DOI: 10.1109/IEMBS.2009.5334572  0.32
2009 Kamousi B, Tewfik A, Lin B, Al-Ahmad A, Hsia H, Zei P, Wang P. A new approach for ICD rhythm classification based on support vector machines. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2009: 2478-81. PMID 19964965 DOI: 10.1109/IEMBS.2009.5334794  0.52
2009 Gowreesunker BV, Tewfik AH, Tadipatri VA, Ince NF, Ashe J, Pellizzer G. Overcoming measurement time variability in brain machine interface. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2009: 3134-7. PMID 19963572 DOI: 10.1109/IEMBS.2009.5332568  0.4
2009 Hong C, Tewfik AH. Heuristic reusable dynamic programming: efficient updates of local sequence alignment. Ieee/Acm Transactions On Computational Biology and Bioinformatics / Ieee, Acm. 6: 570-82. PMID 19875856 DOI: 10.1109/Tcbb.2009.30  0.96
2009 Ince NF, Pellizzer G, Tewfik AH, Nelson K, Leuthold A, McClannahan K, Stephane M. Classification of schizophrenia with spectro-temporo-spatial MEG patterns in working memory. Clinical Neurophysiology : Official Journal of the International Federation of Clinical Neurophysiology. 120: 1123-34. PMID 19467924 DOI: 10.1016/J.Clinph.2009.04.008  1
2009 Ince NF, Kao CS, Kaveh M, Tewfik A, Labuz JF. Averaged acoustic emission events for accurate damage localization Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 2201-2204. DOI: 10.1109/ICASSP.2009.4960055  1
2009 Alqallafl AK, Tewfik AH, Krakowiak P, Tassone F, Davis R, Hansen R, Hertz-Picciotto I, Pessah I, Gregg J, Selleck SB. Identifying patterns of copy number variants in casecontrol studies of human genetic disorders 2009 Ieee International Workshop On Genomic Signal Processing and Statistics, Gensips 2009. DOI: 10.1109/GENSIPS.2009.5174366  1
2009 Alqallaf AK, Tewfik AH, Selleck SB. Genetic variation detection using maximum likelihood estimator 2009 Ieee International Workshop On Genomic Signal Processing and Statistics, Gensips 2009. DOI: 10.1109/GENSIPS.2009.5174365  1
2008 Min CH, Ince NF, Tewfik AH. Classification of continuously executed early morning activities using wearable wireless sensors. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2008: 5192-5. PMID 19163887 DOI: 10.1109/IEMBS.2008.4650384  0.32
2008 Ince NF, Goksu F, Pellizzer G, Tewfik A, Stephane M. Selection of spectro-temporal patterns in multichannel MEG with support vector machines for schizophrenia classification. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2008: 3554-7. PMID 19163476 DOI: 10.1109/IEMBS.2008.4649973  0.32
2008 Göksu F, Ince NF, Tadipatri VA, Tewfik AH. Classification of EEG with structural feature dictionaries in a brain computer interface. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2008: 1001-4. PMID 19162827 DOI: 10.1109/IEMBS.2008.4649324  0.4
2008 Patangay A, Tewfik A. Low complexity tracking for long term monitoring of heart sounds. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2008: 17-20. PMID 19162583 DOI: 10.1109/IEMBS.2008.4649080  1
2008 Stephane M, Ince NF, Leuthold A, Pellizzer G, Tewfik AH, Surerus C, Kuskowski M, McClannahan K. Temporospatial characterization of brain oscillations (TSCBO) associated with subprocesses of verbal working memory in schizophrenia. Clinical Eeg and Neuroscience. 39: 194-202. PMID 19044218 DOI: 10.1177/155005940803900409  1
2008 Tchagang AB, Tewfik AH, DeRycke MS, Skubitz KM, Skubitz AP. Early detection of ovarian cancer using group biomarkers. Molecular Cancer Therapeutics. 7: 27-37. PMID 18187805 DOI: 10.1158/1535-7163.Mct-07-0565  1
2008 Alqallaf AK, Tewfik AH, Selleck SB, Johnson R. Framework for the analysis of genetic variations across multiple DNA copy number samples Icassp, Ieee International Conference On Acoustics, Speech and Signal Processing - Proceedings. 553-556. DOI: 10.1109/ICASSP.2008.4517669  1
2007 Patangay A, Vemuri P, Tewfik A. Monitoring of obstructive sleep apnea in heart failure patients. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2007: 1043-6. PMID 18002139 DOI: 10.1109/IEMBS.2007.4352473  1
2007 Ince NF, Tewfik AH, Arica S. Extraction subject-specific motor imagery time-frequency patterns for single trial EEG classification. Computers in Biology and Medicine. 37: 499-508. PMID 17010962 DOI: 10.1016/j.compbiomed.2006.08.014  0.32
2007 Pearson TC, Cetin AE, Tewfik AH, Haff RP. Feasibility of impact-acoustic emissions for detection of damaged wheat kernels Digital Signal Processing: a Review Journal. 17: 617-633. DOI: 10.1016/j.dsp.2005.08.002  1
2006 Ince NF, Tewfik AH, Arica S. A space-time-frequency analysis approach for the classification motor imagery EEG recordings in a brain computer interface task. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 1: 2581-4. PMID 17946524 DOI: 10.1109/IEMBS.2006.260052  0.32
2006 Ince NF, Arica S, Tewfik A. Classification of single trial motor imagery EEG recordings with subject adapted non-dyadic arbitrary time-frequency tilings. Journal of Neural Engineering. 3: 235-44. PMID 16921207 DOI: 10.1088/1741-2560/3/3/006  0.32
2006 Lan TH, Tewfik AH. A novel high-capacity data-embedding system. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 15: 2431-40. PMID 16900696  0.8
2006 Alghoniemy M, Tewfik AH. Progressive quantized projection approach to data hiding. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 15: 459-72. PMID 16479816 DOI: 10.1109/Tip.2005.860318  1
2006 Tewfik AH, Tchagang AB, Vertatschitsch L. Parallel identification of gene biclusters with coherent evolutions Ieee Transactions On Signal Processing. 54: 2408-2417. DOI: 10.1109/Tsp.2006.873720  1
2005 Nam J, Tewfik AH. Detection of gradual transitions in video sequences using B-spline interpolation Ieee Transactions On Multimedia. 7: 667-679. DOI: 10.1109/TMM.2005.843362  1
2004 Alghoniemy M, Tewfik AH. Geometric invariance in image watermarking. Ieee Transactions On Image Processing : a Publication of the Ieee Signal Processing Society. 13: 145-53. PMID 15376936 DOI: 10.1109/Tip.2004.823831  1
2003 Emamian V, Kaveh M, Tewfik AH, Shi Z, Jacobs LJ, Jarzynski J. Robust clustering of acoustic emission signals using neural networks and signal subspace projections Eurasip Journal On Applied Signal Processing. 2003: 276-286. DOI: 10.1155/S1110865703210027  1
2003 Akansu AN, Delp E, Kalker T, Liu B, Memon N, Moulin P, Tewfik A. Guest editorial special issue on signal processing for data hiding in digital media and secure content delivery Ieee Transactions On Signal Processing. 51: 897. DOI: 10.1109/Tsp.2003.809365  1
2002 Nam J, Tewfik AH. Event-driven video abstraction and visualization Multimedia Tools and Applications. 16: 55-77. DOI: 10.1023/A:1013241718521  1
2001 Nam J, Tewfik AH. Wipe transition detection using polynomial interpolation Proceedings of Spie - the International Society For Optical Engineering. 4315: 231-241. DOI: 10.1117/12.410932  1
1998 Nam J, Tewfik AH. Motion-based video object indexing using multiresolution analysis Proceedings of Spie - the International Society For Optical Engineering. 3309: 688-696. DOI: 10.1117/12.298380  1
1998 Hosur S, Tewfik AH, Boley D. ULV and generalized ulv subspace tracking adaptive algorithms Ieee Transactions On Signal Processing. 46: 1282-1297. DOI: 10.1109/78.668792  1
1998 Swanson MD, Kobayashi M, Tewfik AH. Multimedia data-embedding and watermarking technologies Proceedings of the Ieee. 86: 1064-1087. DOI: 10.1109/5.687830  1
1998 Swanson MD, Zhu B, Tewfik AH. Multiresolution scene-based video watermarking using perceptual models Ieee Journal On Selected Areas in Communications. 16: 540-550. DOI: 10.1109/49.668976  1
1997 Swanson MD, Zhu B, Tewfik AH. Video data hiding for video-in-video and other applications Proceedings of Spie - the International Society For Optical Engineering. 3229: 32-43. DOI: 10.1117/12.290362  1
1997 Swanson MD, Tewfik AH. Multiresolution image retrieval using B-splines Proceedings of Spie - the International Society For Optical Engineering. 3229: 378-388. DOI: 10.1117/12.290358  1
1996 Swanson MD, Tewfik AH. A binary wavelet decomposition of binary images Ieee Transactions On Image Processing. 5: 1637-1650. DOI: 10.1109/83.544571  1
1995 Xu XL, Tewfik AH, Greenleaf JF. Time delay estimation using wavelet transform for pulsed-wave ultrasound Annals of Biomedical Engineering. 23: 612-621. PMID 7503463 DOI: 10.1007/Bf02584460  1
1995 Tewfik AH, Zou H. Completeness of Arbitrarily Sampled Discrete Time Wavelet Transforms Ieee Transactions On Signal Processing. 43: 2570-2581. DOI: 10.1109/78.482108  1
1993 Sinha D, Tewfik AH. Low Bit Rate Transparent Audio Compression using Adapted Wavelets Ieee Transactions On Signal Processing. 41: 3463-3479. DOI: 10.1109/78.258086  1
1993 Zou H, Tewfik AH. Parametrization of Compactly Supported Orthonormal Wavelets Ieee Transactions On Signal Processing. 41: 1428-1431. DOI: 10.1109/78.205749  1
1991 Tewfik AH, Levy BC, Willsky AS. Internal Models and Recursive Estimation for 2-D Isotropic Random Fields Ieee Transactions On Information Theory. 37: 1055-1066. DOI: 10.1109/18.86997  1
1990 Tewfik AH, Willsky AS, Levy BC. Parallel smoothing Systems and Control Letters. 14: 253-259. DOI: 10.1016/0167-6911(90)90021-L  1
1988 Tewfik AH, Levy BC, Willsky AS. An Efficient Maximum Entropy Technique for 2-D Isotropic Random Fields Ieee Transactions On Acoustics, Speech, and Signal Processing. 36: 797-812. DOI: 10.1109/29.1589  1
1988 Tewfik AH, Levy BC, Willsky AS. Sampling Theorems for Two-Dimensional Isotropic Random Fields Ieee Transactions On Information Theory. 34: 1092-1096. DOI: 10.1109/18.21240  1
1987 Tewfik AH, Levy BC, Willsky AS. An eigenstructure approach for the retrieval of cylindrical harmonics Signal Processing. 13: 121-139. DOI: 10.1016/0165-1684(87)90043-0  1
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