Research Topics
| Daoqiang ZhangSummaryAffiliation: Nanjing University of Aeronautics and Astronautics Country: China Publications
| Collaborators
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Detail Information
Publications
Temporally-constrained group sparse learning for longitudinal data analysisDaoqiang Zhang
Dept of Radiology and BRIC, University of North Carolina at Chapel Hill, NC 27599, USA
Med Image Comput Comput Assist Interv 15:264-71. 2012..We validate our method through estimation of clinical cognitive scores using imaging data at multiple time-points which are available in the Alzheimer's disease neuroimaging initiative (ADNI) database...
Multimodal classification of Alzheimer's disease and mild cognitive impairmentDaoqiang Zhang
Department of Radiology and BRIC, University of North Carolina at Chapel Hill, NC 27599, USA
Neuroimage 55:856-67. 2011..Again, our combined method shows considerably better performance, compared to the case of using an individual modality of biomarkers...
Multi-modal multi-task learning for joint prediction of multiple regression and classification variables in Alzheimer's diseaseDaoqiang Zhang
Department of Radiology and BRIC, University of North Carolina at Chapel Hill, NC 27599, USA
Neuroimage 59:895-907. 2012..The results on both sets of experiments demonstrate that our proposed M3T learning scheme can achieve better performance on both regression and classification tasks than the conventional learning methods...
Constrained sparse functional connectivity networks for MCI classificationChong Yaw Wee
Department of Radiology and BRIC, University of North Carolina at Chapel Hill, NC, USA
Med Image Comput Comput Assist Interv 15:212-9. 2012..Our results demonstrate that the constrained sparse network gives better classification performance than the conventional correlation-based network, indicating its greater sensitivity to early stage brain pathologies...
Tree-guided sparse coding for brain disease classificationManhua Liu
IDEA Lab, Department of Radiology and BRIC, University of North Carolina at Chapel Hill, USA
Med Image Comput Comput Assist Interv 15:239-47. 2012....
Identification of MCI individuals using structural and functional connectivity networksChong Yaw Wee
Image Display, Enhancement, and Analysis IDEA Laboratory, Biomedical Research Imaging Center BRIC and Department of Radiology, University of North Carolina at Chapel Hill, NC, USA
Neuroimage 59:2045-56. 2012..953 under the receiver operating characteristic (ROC) curve, indicating excellent diagnostic power. The multimodality classification approach hence allows more accurate early detection of brain abnormalities with greater sensitivity...
Robust image segmentation using FCM with spatial constraints based on new kernel-induced distance measureSongcan Chen
Department of Computer Science and Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016 PRC
IEEE Trans Syst Man Cybern B Cybern 34:1907-16. 2004..The experiments on the artificial and real-world datasets show that our proposed algorithms, especially with spatial constraints, are more effective...
Semisupervised kernel matrix learning by kernel propagationEnliang Hu
Department of Mathematics, Yunnan Normal University, Kunming, China
IEEE Trans Neural Netw 21:1831-41. 2010..The experiments demonstrate that KP is encouraging in both effectiveness and efficiency compared with three state-of-the-art algorithms and its related out-of-sample extensions are promising too...
A multiobjective simultaneous learning framework for clustering and classificationWeiling Cai
Department of Computer Science and Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China
IEEE Trans Neural Netw 21:185-200. 2010..Empirical results on both synthetic and real data sets demonstrate the effectiveness and potential of MSCC...
Ensemble sparse classification of Alzheimer's diseaseManhua Liu
Department of Radiology and BRIC, University of North Carolina at Chapel Hill, NC 27599, USA
Neuroimage 60:1106-16. 2012..85% and an AUC of 92.90% for MCI classification, respectively, demonstrating a very promising performance of our method compared with the state-of-the-art methods for AD/MCI classification using MR images...
Confidence-guided sequential label fusion for multi-atlas based segmentationDaoqiang Zhang
Dept of Radiology and BRIC, University of North Carolina at Chapel Hill, NC 27599
Med Image Comput Comput Assist Interv 14:643-50. 2011..e., majority voting and local weighted voting. Experimental results show that our sequential label fusion method can consistently improve the performance of both algorithms in terms of segmentation/labeling accuracy...
