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Slow Motion and Zoom in HD Digital Videos Using Fractals

Maurizio Murroni, Cristian Perra, Daniele D. Giusto
2009 International Journal of Digital Multimedia Broadcasting  
Fast scene change detection, active scene detection, wavelet subband analysis, and color fractal coding based on Earth Mover's Distance (EMD) measure are used to reduce computational load and to improve  ...  Purpose of this paper is to present an alternative technique combining fractals theory and wavelet decomposition to achieve spatial zoom and slow motion replay of HD digital color video sequences.  ...  In this paper we will propose a novel approach for coding color images based on the joint use of the L * a * b * color space and Earth Mover's Distance (EMD) measure [16] .  ... 
doi:10.1155/2009/496934 fatcat:yztki7p3z5byzox5wun76axesy

Spatial and Texture Analysis of Root System Architecture with Earth Mover's Distance [article]

Joshua Peeples, Weihuang Xu, Romain Gloaguen, Diane Rowland, Alina Zare, Zachary Brym
2021 bioRxiv   pre-print
novel application of the Earth Mover's Distance (EMD).  ...  We propose a new method, Spatial and Texture Analysis of Root System architEcture with Earth mover's Distance (STARSEED), for comparing root architectures that incorporate spatial information through a  ...  We then compute the Earth Mover's Distance (EMD) between each pair of images to generate a distance matrix from the image chosen as the reference.  ... 
doi:10.1101/2021.08.31.458446 fatcat:xgjqaxvl6ba4hojm5ag5woqomi

An Efficient Fractal Video Sequences Codec with Multiviews

Shiping Zhu, Liyun Li, Juqiang Chen, Kamel Belloulata
2013 Mathematical Problems in Engineering  
The proposed scheme first compresses a view-dependent geometry of the base view using fractal video encoder with homogeneous region condition.  ...  The prediction image uses the image-based rendering techniques based on the decoded video. And the residual signals are obtained by the prediction image and the original image.  ...  for the Returned Overseas Chinese Scholars from the State Education Ministry of China.  ... 
doi:10.1155/2013/853283 fatcat:34mx35py6rbzlg4ifuzwlndinq

A Review on Block Matching Motion Estimation and Automata Theory based Approaches for Fractal Coding

Shailesh Kamble, Nileshsingh Thakur, Preeti Bajaj
2016 International Journal of Interactive Multimedia and Artificial Intelligence  
Fractal compression is the lossy compression technique in the field of gray/color image and video compression.  ...  This review paper/article presents the analysis of most significant existing approaches in the field of fractal based gray/color images and video compression, different block matching motion estimation  ...  Giusto et al. presented an approach for color image coding based on the joint use of the L*a*b* color space and Earth Mover's Distance in [47] . Thakur et al.  ... 
doi:10.9781/ijimai.2016.4214 fatcat:q3cigv5kbjf5xaylzg3bme54ce

CONVOLUTIONAL RECOGNITION OF DYNAMIC TEXTURES WITH PRELIMINARY CATEGORIZATION

M. N. Favorskaya, A. V. Pyataeva
2017 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
In test stage, the concatenated histograms are compared with the histograms of the classes using the Kullback-Leibler distance.  ...  The inputs of the CNNs are a pair of successive frames (taken through 1, 2, 3, or 4 frames according to a category), while the outputs store the sets of binary features in a view of histograms.  ...  The spacetime oriented energy distributions maintained as histograms in practice evaluated by Minkowski distance, Bhattacharyya coefficient, or Earth mover's distance respect to the sampling measurements  ... 
doi:10.5194/isprs-archives-xlii-2-w4-47-2017 fatcat:4v2p6icexzbgpj5qdtkarmxd7e

Wavelet Domain Multifractal Analysis for Static and Dynamic Texture Classification

Hui Ji, Xiong Yang, Haibin Ling, Yong Xu
2013 IEEE Transactions on Image Processing  
Then the LDSs of textures are compared using the Martin distance.  ...  For multi-component texture images including color images and multispectral images, various similarity measures are proposed for wavelet-based statistics of images, e.g., the Kullback-Leibler divergence  ...  The resulting descriptor is the histogram of clusters of these local descriptors, which is compared by earth mover's distance. • The second method, VG-fractal, introduced in [43] , uses the local density  ... 
doi:10.1109/tip.2012.2214040 pmid:22910109 fatcat:oof3drkvmjb3llmp2jewrjegsi

How does the shape descriptor measure the perceptual quality of the retargeting image?

Lin Ma, Long Xu, Huanqiang Zeng, King N. Ngan, Chenwei Deng
2014 2014 IEEE International Conference on Multimedia and Expo Workshops (ICMEW)  
The shape distortion measurement is critical to the evaluation of retargeting image perceptual quality.  ...  In this paper, the performances of different shape descriptors, such as PHOW [2], GIST [3], MPEG-7 descriptors [4], EMD [5], for evaluating the perceptual quality of the retargeting image are examined  ...  Earth mover's distance (EMD) EMD is based on the minimal cost that must be paid to transform one distribution into the other.  ... 
doi:10.1109/icmew.2014.6890548 dblp:conf/icmcs/MaXZND14 fatcat:xszyrl64aja2bhdxnujiwd7zwm

Content-based image collection summarization and comparison using self-organizing maps

Da Deng
2007 Pattern Recognition  
In this paper, the content-based approach is extended towards the problem of image collection summarization and comparison.  ...  For these purposes we propose to carry out clustering analysis on visual features using self-organizing maps, and then evaluate their similarity using a few dissimilarity measures implemented on the feature  ...  The Hausdorff distance has been applied in fractal image compression, shape matching and object detection etc. Earth Mover's Distance The EMD [7] is defined over weighted point sets.  ... 
doi:10.1016/j.patcog.2006.05.022 fatcat:gvh35e76yfbvxmmcx7vciq5fte

Image Analysis: Focus on Texture Similarity

Thrasyvoulos N. Pappas, David L. Neuhoff, Huib de Ridder, Jana Zujovic
2013 Proceedings of the IEEE  
Texture is an important visual attribute both for human perception and image analysis systems.  ...  We examine the relation of STSIMs to existing models of texture perception, texture analysis/synthesis, and texture segmentation.  ...  This is essentially the same as the Earth mover's distance (EMD) [59] . F.  ... 
doi:10.1109/jproc.2013.2262912 fatcat:od4j2xzckvc53fouq3eraji22y

Application of detector precision characteristics and histogram packing for compression of biological fluorescence micrographs

Tytus Bernas, Roman Starosolski, J. Paul Robinson, Bartlomiej Rajwa
2012 Computer Methods and Programs in Biomedicine  
We evaluate compression efficiency of combined reversible coding and intensity depth-reduction using single-channel 12-bit light micrographs of several subcellular structures.  ...  We construct a model of noise, which is a function of signal in the imaging system. In the next step insignificant intensity levels are discarded using intensity binning.  ...  Estimation of global changes in fluorescence intensity distributions We used the earth mover's distance (EMD) algorithm in order to establish whether compression introduced changes in the total fluorescence  ... 
doi:10.1016/j.cmpb.2011.03.012 pmid:21550128 fatcat:hodz6l3uungejam44g5qwtq3fm

From BoW to CNN: Two Decades of Texture Representation for Texture Classification [article]

Li Liu, Jie Chen, Paul Fieguth, Guoying Zhao, Rama Chellappa, Matti Pietikainen
2018 arXiv   pre-print
Texture is a fundamental characteristic of many types of images, and texture representation is one of the essential and challenging problems in computer vision and pattern recognition which has attracted  ...  Given this period of remarkable evolution, this paper aims to present a comprehensive survey of advances in texture representation over the last two decades.  ...  The Earth Mover's Distance (EMD) [200] was used for measuring the similarity between image signatures and NNC was used for classification.  ... 
arXiv:1801.10324v2 fatcat:4thizanm2jemvbno7bz5etsrue

From BoW to CNN: Two Decades of Texture Representation for Texture Classification

Li Liu, Jie Chen, Paul Fieguth, Guoying Zhao, Rama Chellappa, Matti Pietikäinen
2018 International Journal of Computer Vision  
Texture is a fundamental characteristic of many types of images, and texture representation is one of the essential and challenging problems in computer vision and pattern recognition which has attracted  ...  Given this period of remarkable evolution, this paper aims to present a comprehensive survey of advances in texture representation over the last two decades.  ...  The Earth Mover's Distance (EMD) (Rubner et al. 2000) was used for measuring the similarity between image signatures and NNC was used for classification.  ... 
doi:10.1007/s11263-018-1125-z fatcat:ienaow2ztvdgdamp25qtul6odm

A Training-free Classification Framework for Textures, Writers, and Materials

Radu Timofte, Luc Van Gool
2012 Procedings of the British Machine Vision Conference 2012  
State-of-the-art methods operate using local descriptors, their intermediate representation over trained dictionaries, and classifiers.  ...  As to the classification step, we achieve robust results using nearest neighbor classification, and state-of-the-art results with a collaborative strategy. Also these classifiers need no training.  ...  The most common choices for similarity measures are the χ 2 statistic [31] , Bhattarcharyya distance [9] , or Earth Mover's Distance [14] in conjunction with nearest neighbor classification.  ... 
doi:10.5244/c.26.93 dblp:conf/bmvc/TimofteG12 fatcat:r2wzgqp3d5dupjl3lie5ly44me

Rank Learning Based No-Reference Quality Assessment of Retargeted Images

Lin Ma, Long Xu, Yichi Zhang, King Ngi Ngan, Yihua Yan
2015 2015 IEEE International Conference on Systems, Man, and Cybernetics  
Specifically, the image feature should be able to capture the shape distortions, which are the commonly encountered distortions of the retargeted image.  ...  Based on the extracted image features, the rank learning method is employed to train a model to discriminate the perceptual quality of the retargeted image.  ...  descriptor (CSD), homogeneous texture descriptor (HTD), and edge histogram descriptor (EHD). z Earth mover's distance (EMD) [30] is based on the minimal cost that must be paid to transform one distribution  ... 
doi:10.1109/smc.2015.185 dblp:conf/smc/MaXZNY15 fatcat:e5dy23uk4jdpvfzlkiupoxrfoq

A New Dataset Size Reduction Approach for PCA-Based Classification in OCR Application

Mohammad Amin Shayegan, Saeed Aghabozorgi
2014 Mathematical Problems in Engineering  
The recognition speed increased by 2.28 times, while the accuracy decreased only by 0.7%, when a sieved version of the dataset, which is only as half as the size of the initial training dataset, was used  ...  The algorithms presently used for dataset size reduction usually remove samples near to the centers of classes or support vector samples between different classes.  ...  Conflict of Interests The authors declare that there is no conflict of interests regarding the publication of this paper.  ... 
doi:10.1155/2014/537428 fatcat:ivmztj3vxvdhtnuuox32v53e6y
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