نتایج جستجو برای: ycbcr color space

تعداد نتایج: 605587  

Journal: :IEEE Access 2023

Object detection with shadow removal is one of the challenging issues in computer vision. Dynamic resembles a moving object’s properties, so separating this from object task. This dynamic if not eliminated distorts shape object. In paper, novel scheme for and proposed based on background modeling fused feature space these models learn to take care scene dynamics. Initially, KDE space, temporal ...

Journal: :CoRR 2014
Reza Azad Hamid Reza Shayegh

Skin detection is one of the most important and primary stages in some of image processing applications such as face detection and human tracking. So far, many approaches are proposed to done this case. Near all of these methods have tried to find best match intensity distribution with skin pixels based on popular color spaces such as RGB, CMYK or YCbCr. Results show these methods cannot provid...

Journal: :JOIN (Jurnal Online Informatika) 2023

Pornography is a severe problem in Indonesia, apart from drugs. This can be seen based on data the Ministry of Communication and Informatics 2021 which found 1.1 million pornographic content online. The increasing number access to sites internet prove this. Several studies have been conducted produce preventive formulas. However, this research flow has not effective solving problem. because res...

2015
Neetu Saini Hari Singh

Human face detection has become a major field of interest in current research because there is no deterministic algorithm to find multiple faces in a given image. In this paper, the performance comparison has been made of two different algorithms for multiple face detection in color images. First algorithm combines HSI and YCbCr color models along with morphological operations. In the second al...

2011
Satishkumar L. Varma Sanjay N. Talbar

The image quality depends on level of intensities used in images. Image is consists of various types of objects. Objects in the images are distinguishable because of various intensity levels used. The concentration of intensity levels so called energy can be extracted from image using discrete cosine transform (DCT). In this paper we apply DCT 8x8 block coefficients separately on three differen...

2011
Wu-Chih Hu Ching-Yu Yang Deng-Yuan Huang Chun-Hsiang Huang

A three-stage scheme for real-time reliable face detection is presented. The proposed three-stage scheme is a feature-based method that is mainly based on skin color and facial features. Skin regions are obtained using a YCbCr skin-color model in the first stage. In the second stage, a face template measure is used to obtain face candidates and then a suitable face box is used to effectively re...

2011
Arvind Sharma Nishchol Mishra

In the image retrieval technology, the aim is to retrieve an image based on combined features of DCT color coefficients and shape descriptor. There were many algorithms based on single feature and combined features, presented in past. Those algorithms have lack of speed and require more computational capability. In this algorithm by combining two features of image, most similar images are retri...

Journal: :IEICE Electronic Express 2009
Yang-Soo Kim Jinwoo Jeong Yoonsik Choe

H.264/AVC High 4:4:4 Intra/Predictive profiles supports RGB 4:4:4 sequences for high fidelity video. RGB color planes rather than YCbCr color planes are preferred by high-fidelity video applications such as digital cinema, medical imaging, and UHDTV. Several RGB coding tools have therefore been developed to improve the coding efficiency of RGB video. In this paper, we propose a new method to ex...

Journal: :Transactions of the Korean Society of Automotive Engineers 2016

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