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The text detection and localization plays a major role in video analysis and understanding. The scene text embedded in video consist of high-level semantics and hence contributes significantly to visual content analysis and retrieval. This…

Computer Vision and Pattern Recognition · Computer Science 2015-02-24 B. H. Shekar , Smitha M. L.

Adaptive binarization methodologies threshold the intensity of the pixels with respect to adjacent pixels exploiting the integral images. In turn, the integral images are generally computed optimally using the summed-area-table algorithm…

The rapid advancement of generative models has led to a growing prevalence of highly realistic AI-generated images, posing significant challenges for digital forensics and content authentication. Conventional detection methods mainly rely…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Dabbrata Das , Mahshar Yahan , Md Tareq Zaman , Md Rishadul Bayesh

Images captured underwater are often characterized by low contrast, color distortion, and noise. To address these visual degradations, we propose a novel scheme by constructing an adaptive color and contrast enhancement, and denoising…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Xinjie Li , Guojia Hou , Kunqian Li , Zhenkuan Pan

Every segmentation algorithm has parameters that need to be adjusted in order to achieve good results. Evolving fuzzy systems for adjustment of segmentation parameters have been proposed recently (Evolving fuzzy image segmentation -- EFIS…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 A. Othman , H. R. Tizhoosh , F. Khalvati

The application of wavelet transforms to Synthetic Aperture Radar (SAR) imagery has improved despeckling performance. To deduce the problem of filtering the multiplicative noise to the case of an additive noise, the wavelet decomposition is…

Computer Vision and Pattern Recognition · Computer Science 2016-08-03 Mario Mastriani

Phase-Stretch Adaptive Gradient-Field Extractor (PAGE) is an edge detection algorithm that is inspired by physics of electromagnetic diffraction and dispersion. A computational imaging algorithm, it identifies edges, their orientations and…

Image and Video Processing · Electrical Eng. & Systems 2022-02-15 Callen MacPhee , Madhuri Suthar , Bahram Jalali

The rapid development of deep learning has significantly improved salient object detection (SOD) combining both RGB and thermal (RGB-T) images. However, existing Transformer-based RGB-T SOD models with quadratic complexity are…

Computer Vision and Pattern Recognition · Computer Science 2025-11-10 Pengfei Lyu , Xiaosheng Yu , Pak-Hei Yeung , Chengdong Wu , Jagath C. Rajapakse

In this work, we have presented a way to increase the contrast of an image. Our target is to find a transformation that will be image specific. We have used a fuzzy system as our transformation function. To tune the system according to an…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Mohimenul Kabir , Jaiaid Mobin , Ahmad Hassanat , M. Sohel Rahman

This paper tackles the challenge of colorizing grayscale images. We take a deep convolutional neural network approach, and choose to take the angle of classification, working on a finite set of possible colors. Similarly to a recent paper,…

Computer Vision and Pattern Recognition · Computer Science 2018-11-09 Vincent Billaut , Matthieu de Rochemonteix , Marc Thibault

This paper presents an improved and modified partial differential equation (PDE)-based de-hazing algorithm. The proposed method combines logarithmic image processing models in a PDE formulation refined with linear filter-based operators in…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Uche A. Nnolim

Underwater image enhancement algorithms have attracted much attention in underwater vision task. However, these algorithms are mainly evaluated on different data sets and different metrics. In this paper, we set up an effective and pubic…

Image and Video Processing · Electrical Eng. & Systems 2019-07-02 Hanyu Li , Jingjing Li , Wei Wang

Line segment detection plays a cornerstone role in computer vision tasks. Among numerous detection methods that have been recently proposed, the ones based on edge drawing attract increasing attention owing to their excellent detection…

Computer Vision and Pattern Recognition · Computer Science 2023-05-11 Xinyu Lin , Yingjie Zhou , Yipeng Liu , Ce Zhu

In computer vision, image processing and computer graphics, image smoothing filtering is a very basic and important task and to be expected possessing good edge-preserving smoothing property. Here we address the problem that the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Qian Liu , Yongpeng Li , Zhihang Wang

By benefiting from perceptual losses, recent studies have improved significantly the performance of the super-resolution task, where a high-resolution image is resolved from its low-resolution counterpart. Although such objective functions…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Mohammad Saeed Rad , Behzad Bozorgtabar , Urs-Viktor Marti , Max Basler , Hazim Kemal Ekenel , Jean-Philippe Thiran

Edge detection has made significant progress with the help of deep Convolutional Networks (ConvNet). These ConvNet based edge detectors have approached human level performance on standard benchmarks. We provide a systematical study of these…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Yupei Wang , Xin Zhao , Yin Li , Kaiqi Huang

In this paper, systems of linear differential equations with crisp real coefficients and with initial condition described by a vector of fuzzy numbers are studied. A new method based on the geometric representations of linear…

Numerical Analysis · Computer Science 2011-11-03 N. Gasilov , Sh. G. Amrahov , A. Golayoglu Fatullayev

Spline wavelets have shown favorable characteristics for localizing in both time and frequency. In this paper, we propose a new biorthogonal cubic special spline wavelet (BCSSW), based on the Cohen-Daubechies-Feauveau wavelet construction…

Computer Vision and Pattern Recognition · Computer Science 2024-06-13 Dujuan Zhou , Zizhao Yuan

The motion or out-of-focus effect in digital images is the main reason for the blurred regions in defocused-blurred images. It may adversely affect various image features such as texture, pixel, and region. Therefore, it is important to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-23 Sadia Basar , Mushtaq Ali , Abdul Waheed , Muneer Ahmad , Mahdi H. Miraz

Benefiting from the spatial cues embedded in depth images, recent progress on RGB-D saliency detection shows impressive ability on some challenge scenarios. However, there are still two limitations. One hand is that the pooling and…

Computer Vision and Pattern Recognition · Computer Science 2020-07-24 Wei Ji , Jingjing Li , Miao Zhang , Yongri Piao , Huchuan Lu