English
Related papers

Related papers: DCT-Mask: Discrete Cosine Transform Mask Represent…

200 papers

Modern change detection (CD) has achieved remarkable success by the powerful discriminative ability of deep convolutions. However, high-resolution remote sensing CD remains challenging due to the complexity of objects in the scene. Objects…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Hao Chen , Zipeng Qi , Zhenwei Shi

This paper explores the point set representation for tubular structure extraction tasks. Compared with the traditional mask representation, the point set representation enjoys its flexibility and representation ability, which would not be…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Dong Wang , Zhao Zhang , Ziwei Zhao , Yuhang Liu , Yihong Chen , Liwei Wang

In this study, we develop a new CAD system for accurate thyroid cancer classification with emphasis on feature extraction. Prior studies have shown that thyroid texture is important for segregating the thyroid ultrasound images into…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Saurabh Saini , Kapil Ahuja , Marc C. Steinbach , Thomas Wick

To accurately analyze changes of anatomical structures in longitudinal imaging studies, consistent segmentation across multiple time-points is required. Existing solutions often involve independent registration and segmentation components.…

Image and Video Processing · Electrical Eng. & Systems 2019-08-28 Bo Li , Wiro Niessen , Stefan Klein , Marius de Groot , Arfan Ikram , Meike Vernooij , Esther Bron

The Discrete Cosine Transform (DCT) is widely used in lossy image and video compression schemes, e.g., JPEG and MPEG. In this paper, we show that the compression efficiency of the DCT is dependent on the edge directions within a block. In…

Multimedia · Computer Science 2014-11-18 Rui F. C. Guerreiro , Pedro M. Q. Aguiar

Letting a deep network be aware of the quality of its own predictions is an interesting yet important problem. In the task of instance segmentation, the confidence of instance classification is used as mask quality score in most instance…

Computer Vision and Pattern Recognition · Computer Science 2019-03-04 Zhaojin Huang , Lichao Huang , Yongchao Gong , Chang Huang , Xinggang Wang

Representations from large pretrained models such as BERT encode a range of features into monolithic vectors, affording strong predictive accuracy across a multitude of downstream tasks. In this paper we explore whether it is possible to…

Computation and Language · Computer Science 2021-09-14 Xiongyi Zhang , Jan-Willem van de Meent , Byron C. Wallace

Two multiplierless pruned 8-point discrete cosine transform (DCT) approximation are presented. Both transforms present lower arithmetic complexity than state-of-the-art methods. The performance of such new methods was assessed in the image…

Multimedia · Computer Science 2016-12-13 V. A. Coutinho , R. J. Cintra , F. M. Bayer , S. Kulasekera , A. Madanayake

In communication and storage systems, error correction codes (ECCs) are pivotal in ensuring data reliability. As deep learning's applicability has broadened across diverse domains, there is a growing research focus on neural network-based…

Machine Learning · Computer Science 2023-08-28 Seong-Joon Park , Hee-Youl Kwak , Sang-Hyo Kim , Sunghwan Kim , Yongjune Kim , Jong-Seon No

The two-stage methods for instance segmentation, e.g. Mask R-CNN, have achieved excellent performance recently. However, the segmented masks are still very coarse due to the downsampling operations in both the feature pyramid and the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Gang Zhang , Xin Lu , Jingru Tan , Jianmin Li , Zhaoxiang Zhang , Quanquan Li , Xiaolin Hu

Concatenation of the deep network representations extracted from different facial patches helps to improve face recognition performance. However, the concatenated facial template increases in size and contains redundant information.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Yuhang Wu , Ioannis A. Kakadiaris

Automated breast tumor segmentation on the basis of dynamic contrast-enhancement magnetic resonance imaging (DCE-MRI) has shown great promise in clinical practice, particularly for identifying the presence of breast disease. However,…

Image and Video Processing · Electrical Eng. & Systems 2024-08-13 Lei Zhou , Yuzhong Zhang , Jiadong Zhang , Xuejun Qian , Chen Gong , Kun Sun , Zhongxiang Ding , Xing Wang , Zhenhui Li , Zaiyi Liu , Dinggang Shen

Modern 3D semantic instance segmentation approaches predominantly rely on specialized voting mechanisms followed by carefully designed geometric clustering techniques. Building on the successes of recent Transformer-based methods for object…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Jonas Schult , Francis Engelmann , Alexander Hermans , Or Litany , Siyu Tang , Bastian Leibe

Medical image segmentation typically adopts a point-wise convolutional segmentation head to predict dense labels, where each output channel is heuristically tied to a specific class. This rigid design limits both feature sharing and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Bin Xie , Gady Agam

Deep learning (DL) models for medical image segmentation are highly influenced by intensity variations of input images and lack generalization due to primarily utilizing pixels' intensity information for inference. Acquiring sufficient…

Image and Video Processing · Electrical Eng. & Systems 2023-08-25 Mahdieh Kazemimoghadam , Zi Yang , Lin Ma , Mingli Chen , Weiguo Lu , Xuejun Gu

Camera movement classification (CMC) models trained on contemporary, high-quality footage often degrade when applied to archival film, where noise, missing frames, and low contrast obscure motion cues. We bridge this gap by assembling a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Tingyu Lin , Armin Dadras , Florian Kleber , Robert Sablatnig

The discrete cosine transform (DCT) is the key step in many image and video coding standards. The 8-point DCT is an important special case, possessing several low-complexity approximations widely investigated. However, 16-point DCT…

Multimedia · Computer Science 2017-02-08 F. M. Bayer , R. J. Cintra , A. Edirisuriya , A. Madanayake

Recent developments in Transformers have achieved notable strides in enhancing video comprehension. Nonetheless, the O($N^2$) computation complexity associated with attention mechanisms presents substantial computational hurdles when…

Computer Vision and Pattern Recognition · Computer Science 2024-03-01 Yukun Feng , Yangming Shi , Fengze Liu , Tan Yan

In recent years, the integration of advanced imaging techniques and deep learning methods has significantly advanced computer-aided diagnosis (CAD) systems for breast cancer detection and classification. Transformers, which have shown great…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Mahtab Ranjbar , Mehdi Mohebbi , Mahdi Cherakhloo , Bijan Vosoughi. Vahdat

Deep neural object detection or segmentation networks are commonly trained with pristine, uncompressed data. However, in practical applications the input images are usually deteriorated by compression that is applied to efficiently transmit…

Image and Video Processing · Electrical Eng. & Systems 2022-05-16 Kristian Fischer , Christian Blum , Christian Herglotz , André Kaup
‹ Prev 1 4 5 6 7 8 10 Next ›