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Tracking the pose of instruments is a central problem in image-guided surgery. For microscopic scenarios, optical coherence tomography (OCT) is increasingly used as an imaging modality. OCT is suitable for accurate pose estimation due to…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Nils Gessert , Matthias Schlüter , Alexander Schlaefer

Deep learning techniques have been successfully applied in many areas of computer vision, including low-level image restoration problems. For image super-resolution, several models based on deep neural networks have been recently proposed…

计算机视觉与模式识别 · 计算机科学 2015-10-16 Zhaowen Wang , Ding Liu , Jianchao Yang , Wei Han , Thomas Huang

Unsupervised dimensionality reduction is one of the commonly used techniques in the field of high dimensional data recognition problems. The deep autoencoder network which constrains the weights to be non-negative, can learn a low…

计算机视觉与模式识别 · 计算机科学 2020-09-18 Anyong Qin , Zhaowei Shang , Zhuolin Tan , Taiping Zhang , Yuan Yan Tang

High resolution and advanced semantic representation are both vital for dense prediction. Empirically, low-resolution feature maps often achieve stronger semantic representation, and high-resolution feature maps generally can better…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Jian Wang , Xiang Long , Guowei Chen , Zewu Wu , Zeyu Chen , Errui Ding

3D data is a valuable asset the computer vision filed as it provides rich information about the full geometry of sensed objects and scenes. Recently, with the availability of both large 3D datasets and computational power, it is today…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Eman Ahmed , Alexandre Saint , Abd El Rahman Shabayek , Kseniya Cherenkova , Rig Das , Gleb Gusev , Djamila Aouada , Bjorn Ottersten

Previous works have shown that face recognition with high accurate 3D data is more reliable and insensitive to pose and illumination variations. Recently, low-cost and portable 3D acquisition techniques like ToF(Time of Flight) and DoE…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Yang Tan , Hongxin Lin , Zelin Xiao , Shengyong Ding , Hongyang Chao

This paper introduces the use of single layer and deep convolutional networks for remote sensing data analysis. Direct application to multi- and hyper-spectral imagery of supervised (shallow or deep) convolutional networks is very…

计算机视觉与模式识别 · 计算机科学 2015-11-26 Adriana Romero , Carlo Gatta , Gustau Camps-Valls

We present a network architecture for processing point clouds that directly operates on a collection of points represented as a sparse set of samples in a high-dimensional lattice. Naively applying convolutions on this lattice scales…

计算机视觉与模式识别 · 计算机科学 2018-05-10 Hang Su , Varun Jampani , Deqing Sun , Subhransu Maji , Evangelos Kalogerakis , Ming-Hsuan Yang , Jan Kautz

We present a new distributed representation in deep neural nets wherein the information is represented in native form as a matrix. This differs from current neural architectures that rely on vector representations. We consider matrices as…

机器学习 · 计算机科学 2018-02-06 Kien Do , Truyen Tran , Svetha Venkatesh

The keep-growing content of Web images may be the next important data source to scale up deep neural networks, which recently obtained a great success in the ImageNet classification challenge and related tasks. This prospect, however, has…

计算机视觉与模式识别 · 计算机科学 2016-07-19 Phong D. Vo , Alexandru Ginsca , Hervé Le Borgne , Adrian Popescu

Many problems in science and engineering can be formulated in terms of geometric patterns in high-dimensional spaces. We present high-dimensional convolutional networks (ConvNets) for pattern recognition problems that arise in the context…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Christopher Choy , Junha Lee , Rene Ranftl , Jaesik Park , Vladlen Koltun

3D shape is a crucial but heavily underutilized cue in today's computer vision systems, mostly due to the lack of a good generic shape representation. With the recent availability of inexpensive 2.5D depth sensors (e.g. Microsoft Kinect),…

计算机视觉与模式识别 · 计算机科学 2015-04-16 Zhirong Wu , Shuran Song , Aditya Khosla , Fisher Yu , Linguang Zhang , Xiaoou Tang , Jianxiong Xiao

Recently, dense connections have attracted substantial attention in computer vision because they facilitate gradient flow and implicit deep supervision during training. Particularly, DenseNet, which connects each layer to every other layer…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Jose Dolz , Karthik Gopinath , Jing Yuan , Herve Lombaert , Christian Desrosiers , Ismail Ben Ayed

Representation learning from 3D point clouds is challenging due to their inherent nature of permutation invariance and irregular distribution in space. Existing deep learning methods follow a hierarchical feature extraction paradigm in…

计算机视觉与模式识别 · 计算机科学 2020-11-03 Rahul Chakwate , Arulkumar Subramaniam , Anurag Mittal

Inpainting shadowed regions cast by superficial blood vessels in retinal optical coherence tomography (OCT) images is critical for accurate and robust machine analysis and clinical diagnosis. Traditional sequence-based approaches such as…

计算机视觉与模式识别 · 计算机科学 2022-02-24 Yaoqi Tang , Yufan Li , Hongshan Liu , Jiaxuan Li , Peiyao Jin , Yu Gan , Yuye Ling , Yikai Su

Recent advances in localized implicit functions have enabled neural implicit representation to be scalable to large scenes. However, the regular subdivision of 3D space employed by these approaches fails to take into account the sparsity of…

图形学 · 计算机科学 2021-11-02 Jia-Heng Tang , Weikai Chen , Jie Yang , Bo Wang , Songrun Liu , Bo Yang , Lin Gao

This paper proposes to learn high-performance deep ConvNets with sparse neural connections, referred to as sparse ConvNets, for face recognition. The sparse ConvNets are learned in an iterative way, each time one additional layer is…

计算机视觉与模式识别 · 计算机科学 2015-12-08 Yi Sun , Xiaogang Wang , Xiaoou Tang

3D segmentation with deep learning if trained with full resolution is the ideal way of achieving the best accuracy. Unlike in 2D, 3D segmentation generally does not have sparse outliers, prevents leakage to surrounding soft tissues, at the…

图像与视频处理 · 电气工程与系统科学 2020-06-11 Orhan Akal , Zhigang Peng , Gerardo Hermosillo Valadez

Over the last decade of machine learning, convolutional neural networks have been the most striking successes for feature extraction of rich sensory and high-dimensional data. While learning data representations via convolutions is already…

图像与视频处理 · 电气工程与系统科学 2022-02-01 Christoph Angermann , Markus Haltmeier

High-resolution representation learning plays an essential role in many vision problems, e.g., pose estimation and semantic segmentation. The high-resolution network (HRNet)~\cite{SunXLW19}, recently developed for human pose estimation,…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Ke Sun , Yang Zhao , Borui Jiang , Tianheng Cheng , Bin Xiao , Dong Liu , Yadong Mu , Xinggang Wang , Wenyu Liu , Jingdong Wang