Výsledky vyhledávání - "Sparse coding"

Convolutional Sparse Coding for High Dynamic Range Imaging Autor Serrano, Ana, Heide, Felix, Gutierrez, Diego, Wetzstein, Gordon, Masia, Belen

“…‐introduced ideas of convolutional sparse coding (CSC); this paper demonstrates how to make CSC practical for HDR imaging…”
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Discrete Sparse Coding Autor Exarchakis, Georgios, Lücke, Jörg

“…Sparse coding algorithms with continuous latent variables have been the subject of a large number of studies…”
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Segmentation of MR images via discriminative dictionary learning and sparse coding: Application to hippocampus labeling Autor Tong, Tong, Wolz, Robin, Coupé, Pierrick, Hajnal, Joseph V., Rueckert, Daniel

“…We propose a novel method for the automatic segmentation of brain MRI images by using discriminative dictionary learning and sparse coding techniques…”
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Image classification via convolutional sparse coding Autor Nozaripour, Ali, Soltanizadeh, Hadi

“…The Convolutional Sparse Coding (CSC) model has recently attracted a lot of attention in the signal and image processing communities…”
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Parametric Dictionary Design for Sparse Coding Autor Yaghoobi, M., Daudet, L., Davies, M.E.

“…This paper introduces a new dictionary design method for sparse coding of a class of signals…”
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Fully automated macular pathology detection in retina optical coherence tomography images using sparse coding and dictionary learning Autor Sun, Yankui, Li, Shan, Sun, Zhongyang

“…) and diabetic macular edema (DME) from retina optical coherence tomography (OCT) images, based on sparse coding and dictionary learning…”
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Deep CNN Sparse Coding for Real Time Inhaler Sounds Classification Autor Ntalianis, Vaggelis, Fakotakis, Nikos Dimitris, Nousias, Stavros, Lalos, Aris S., Birbas, Michael, Zacharaki, Evangelia I., Moustakas, Konstantinos

“…). Aiming at real-time performance, we investigate deep sparse coding techniques including convolutional filter pruning, scalar pruning and vector quantization, for different convolutional neural network (CNN) architectures…”
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Discriminative multi-scale sparse coding for single-sample face recognition with occlusion Autor Yu, Yu-Feng, Dai, Dao-Qing, Ren, Chuan-Xian, Huang, Ke-Kun

“… In this paper, we propose a discriminative multi-scale sparse coding (DMSC) model to address this problem…”
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Online Space-Variant Background Modeling With Sparse Coding Autor Stagliano, Alessandra, Noceti, Nicoletta, Verri, Alessandro, Odone, Francesca

“…In this paper, we propose a sparse coding approach to background modeling. The obtained model is based on dictionaries which we learn and keep up to date as new data are provided by a video camera…”
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Sparse coding in striate and extrastriate visual cortex Autor Willmore, Ben D B, Mazer, James A, Gallant, Jack L

“…Theoretical studies of mammalian cortex argue that efficient neural codes should be sparse. However, theoretical and experimental studies have used different…”
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Predicting Tau Accumulation in Cerebral Cortex with Multivariate MRI Morphometry Measurements, Sparse Coding, and Correntropy Autor Wu, Jianfeng, Zhu, Wenhui, Su, Yi, Gui, Jie, Lepore, Natasha, Reiman, Eric M, Caselli, Richard J, Thompson, Paul M, Chen, Kewei, Wang, Yalin

“…) showed superior performance as an effective neurodegenerative biomarker for preclinical AD and Patch Analysis-based Surface Correntropy-induced Sparse coding and max-pooling (PASCS-MP…”
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Improved Prediction of Amyloid-β and Tau Burden Using Hippocampal Surface Multivariate Morphometry Statistics and Sparse Coding Autor Wu, Jianfeng, Su, Yi, Zhu, Wenhui, Jalili Mallak, Negar, Lepore, Natasha, Reiman, Eric M, Caselli, Richard J, Thompson, Paul M, Chen, Kewei, Wang, Yalin

“… With MRI-based hippocampal multivariate morphometry statistics (MMS) features, we apply our Patch Analysis-based Surface Correntropy-induced Sparse coding and max-pooling (PASCS-MP…”
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Designing a symmetric classifier for image annotation using multi-layer sparse coding Autor Tariq, Amara, Foroosh, Hassan

“…, the vocabulary set. We propose a novel annotation method that employs two layers of sparse coding and performs coarse-to-fine labeling…”
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Neurodegenerative diseases detection using distance metrics and sparse coding: A new perspective on gait symmetric features Autor Ghaderyan, Peyvand, Ghoreshi Beyrami, Seyede Marziyeh

“… The algorithm was evaluated using the gait signals of 16 healthy control subjects, 13 patients with amyotrophic lateral sclerosis (ALS…”
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Decoding the encoding of functional brain networks: An fMRI classification comparison of non-negative matrix factorization (NMF), independent component analysis (ICA), and sparse coding algorithms Autor Xie, Jianwen, Douglas, Pamela K., Wu, Ying Nian, Brody, Arthur L., Anderson, Ariana E.

“…•NMF, which eliminates negative BOLD signal, performed poorly compared to ICA and sparse coding algorithms…”
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Predicting Brain Amyloid Using Multivariate Morphometry Statistics, Sparse Coding, and Correntropy: Validation in 1,101 Individuals From the ADNI and OASIS Databases Autor Wu, Jianfeng, Dong, Qunxi, Gui, Jie, Zhang, Jie, Su, Yi, Chen, Kewei, Thompson, Paul M., Caselli, Richard J., Reiman, Eric M., Ye, Jieping, Wang, Yalin

“… burden at the individual subject level. As MMS data has a larger dimension than the sample size, we propose a sparse coding algorithm, Patch Analysis-based Surface Correntropy…”
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Uncooperative gait recognition: Re-ranking based on sparse coding and multi-view hypergraph learning Autor Chen, Xin, Xu, Jiaming

“…) with hypergraph-based re-ranking framework. Sparse coding re-ranking (SCRR) and MHLRR are integrated under the graph-based framework to get a model…”
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Improved Prediction of Imminent Progression to Clinically Significant Memory Decline Using Surface Multivariate Morphometry Statistics and Sparse Coding Autor Stonnington, Cynthia M, Wu, Jianfeng, Zhang, Jie, Shi, Jie, Bauer Iii, Robert J, Devadas, Vivek, Su, Yi, Locke, Dona E C, Reiman, Eric M, Caselli, Richard J, Chen, Kewei, Wang, Yalin

“…) and benefit subject selection when evaluating promising prevention therapies. We previously described that among baseline FDG-PET and MRI measures known…”
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Sparse coding classification and cepstral singular value for cognitive workload estimation Autor Ghaderyan, Peyvand, Abbasi, Ataollah

“…•A sparse coding method is successfully developed to classify workload levels.•The proposed method outperforms previous ECG-based workload estimation algorithms…”
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A New Approach to Model Pitch Perception Using Sparse Coding Autor Barzelay, Oded, Furst, Miriam, Barak, Omri

“…Our acoustical environment abounds with repetitive sounds, some of which are related to pitch perception. It is still unknown how the auditory system, in…”
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