2,037 Hits in 3.8 sec


Namrata Dave
2015 Zenodo  
This paper presents a lip localization based visual feature extraction method to segment lip region from image or video in real time.  ...  Lip localization and tracking is useful in many applications such as lip reading, lip synchronization, visual speech recognition, facial animation etc.  ...  ACKNOWLEDGEMENTS We would like to thank everyone in my friends, staff members and students who helped me in recording videos.  ... 
doi:10.5281/zenodo.3621225 fatcat:gnebwu2jv5hbznwusd2k6vx5uq

Lip Print Pattern Extraction Using Top-Hat Transform [chapter]

Lukasz Smacki, Jacek Luczak, Zygmunt Wrobel
2016 Advances in Intelligent Systems and Computing  
The proposed algorithm gives good level of recognition accuracy and can be used in biometric applications and applied in forensic services.  ...  The structure of the characteristic lip lines is transformed to a digital image and classified using the Hough transformation.  ...  CONCLUSIONS Algorithms proposed in the article are not a perfect solution. Applied in this paper Hough transform detects only straight-lines.  ... 
doi:10.1007/978-3-319-26227-7_32 fatcat:ynpdbrlzmbd25oruymc5kju2le

Anticipation of Forged Video Evidence using Machine Learning

G. Abinaya, K. Sridevi Nattar, Dr. Rajini Girinath
2018 International Journal of Trend in Scientific Research and Development  
To detect audio manipulation in a pre recorded evidence videos by developing a synchronization verification algorithm to match the lip movements along with its audio pitch values.  ...  This method achieves relative enhancement over 20% on the equal error rate and 7% on the average precision in comparison to the state of the art method.  ...  Gomez et al., propose a method for lip detection in which the image is transformed by a linear combination of red, green and blue components of the RGB colour space.  ... 
doi:10.31142/ijtsrd11357 fatcat:xuvnxgvunje5laxel5umy3cfem

Modified Squamous with Biomedical Image Processing

Anindita Chatterjee, Himadri Nath Moulick, Dr. Poulami Das
2014 Zenodo  
Option for surgical treatment of T0, T1N0M0 lip SCC is justified by the very good oncological, aesthetic and functional results in most cases.  ...  Early establishment of treatment of lip SCC offers the safety of therapeutic accomplishment.  ...  This watershed algorithm is implemented by applying the distance transform [10] . Also in paper [11], Prasanna G. shete et al. made use of the marker controlled watershed algorithm.  ... 
doi:10.5281/zenodo.3427109 fatcat:bq7r67v5ergknf2sge2527on2i

Robust Statistical Estimation Applied to Automatic Lip Segmentation [chapter]

B. Goswami, W. Christmas, J. Kittler
2009 Lecture Notes in Computer Science  
Automatic lip segmentation is an indispensable pre-requisite in face-video applications that make use of the mouth-region.  ...  It uses a robust statistical estimator to identify the different regions in the image and then performs post-processing based on cluster colour and shape to identify the lip region.  ...  Eveno [7] proposes a method of lip segmentation by extracting key feature points using a chromatic transform followed by gradient-heuristic based edge-finding algorithms.  ... 
doi:10.1007/978-3-642-02172-5_27 fatcat:z34vxpuhlzhi3m6shi46ffndzu

Lip Features For Speech And Speaker Recognition

Ronald Auckenthaler, Jason Br, John S. Mason
1998 Zenodo  
Publication in the conference proceedings of EUSIPCO, Rhodes, Greece, 1998  ...  Using blue lip data from the same session, a robust lip segmentation algorithm is simulated, allowing us to observe the eects of only small lip variations.  ...  Geometric Lip Features The use of geometric features includes colour transformations of the image texture to extract inner mouth contours [2, 20] , spatio-temporal gradients to lter out lip contours  ... 
doi:10.5281/zenodo.36780 fatcat:q6pirhxp7rfjbaxijgy3moj2fe

A three-dimensional approach to Visual Speech Recognition using Discrete Cosine Transforms [article]

Toni Heidenreich, Michael W. Spratling
2016 arXiv   pre-print
Cosine Transform to extract features of each feasible sub-sequence of an input video which are subsequently classified individually using Support Vector Machines and combined to find the most likely phoneme  ...  The algorithm is trained and tested on the VidTimit database to recognise sequences of phonemes as well as visemes (visual speech units).  ...  Both colours are needed for the next steps in the lip segmentation process.  ... 
arXiv:1609.01932v1 fatcat:pew374ka7zefngz5usl3xfp2le

Facial Video Based Response Registration System

J.-L. Dugelay, Usman Saeed
2008 Zenodo  
Publication in the conference proceedings of EUSIPCO, Lausanne, Switzerland, 2008  ...  It uses the spatial intensity gradient of the images to guide in search for matching location, thus requiring much less comparisons with respect to algorithms that use a predefined search pattern or search  ...  Figure 5 : 5 Figure 5: Colour transform and edge map of lip ROI. Figure 6 : 6 Figure 6: Morphological processing of ROI. Figure 7 : 7 Figure 7: Lip detection sequence and superimposed image.  ... 
doi:10.5281/zenodo.41008 fatcat:rgbmvlhd65gk3cdtrjdht6umdq

Image segmentation using a mixture of principal components representation

R.D. Dony, S. Haykin
1997 IEE Proceedings - Vision Image and Signal Processing  
The classifier used in the adaptation is a linear subspace classifier, which is applied to the problem of segmentation in this paper.  ...  In addition, the segmentation is shown to be independent of variations in illumination.  ...  As before, the class assignments were colour-coded using the 32 colours from a continuous colour circle which were used in figure 7 .  ... 
doi:10.1049/ip-vis:19971153 fatcat:vgmaj5nkpbgqhpjlae5xhz3qty

BeautifAI – A Personalised Occasion-oriented Makeup Recommendation System [article]

Kshitij Gulati, Gaurav Verma, Mukesh Mohania, Ashish Kundu
2022 arXiv   pre-print
Despite the significant advancements made towards personalised makeup recommendation, the current research still falls short of incorporating the context of occasion in makeup recommendation and integrating  ...  from the current work in makeup recommendation.  ...  colour correlogram and SURF algorithms.  ... 
arXiv:2109.06072v2 fatcat:f5mstpxmwzgz7luagzkddhnymm

Comparative Study of Lip Extraction Feature with Eye Feature Extraction Algorithm for Face Recognition

Aakanksha Agrawal
2016 International Journal of Computer Applications Technology and Research  
This paper is to compare the relative efficiency of Lip Extraction and Eye extraction feature for face recognition in biometric devices.  ...  For recognition experiments, I used face images of persons from different sets of YALE database. In my dataset, there are total 132 images consisting of 11 persons & 12 face images of each person.  ...  The uniqueness of lip has been proven by the researchers by using colour information and shape analysis.  ... 
doi:10.7753/ijcatr0506.1002 fatcat:55kebx7mrzepjf4bscdtpyrd4q


Guillaume Noyel, Michel Jourlin
2019 Image Analysis and Stereology  
In order to create an image segmentation method robust to lighting changes, two novel homogeneity criteria of an image region were studied.  ...  Both were defined using the Logarithmic Image Processing (LIP) framework whose laws model lighting changes.  ...  Eileen Boyle for her careful re-reading of the manuscript.  ... 
doi:10.5566/ias.2038 fatcat:ynea4clhbfdqhpqcnwbk4yfc5a

Facial gender recognition using multiple sources of visual information

Federico Matta, Usman Saeed, Caroline Mallauran, Jean-Luc Dugelay
2008 2008 IEEE 10th Workshop on Multimedia Signal Processing  
In the end, we implement an integration step to combine the similarity scores of the two parallel subsystems, using a suitable opinion fusion (or score fusion) strategy.  ...  In this article we present a novel multimodal gender recognition system, which successfully integrates the head and mouth motion information with facial appearance by taking advantage of a unified probabilistic  ...  We should also increase the precision of the segmented lip contours, either by exploiting a database of higher quality, or by improving the robustness of the segmentation algorithm.  ... 
doi:10.1109/mmsp.2008.4665181 dblp:conf/mmsp/MattaSMD08 fatcat:oiciygpyofghdbqxv6w3yvxzeq

Makeup Style Transfer on Low-quality Images with Weighted Multi-scale Attention

Daniel Organisciak, Edmond S. L. Ho, Hubert P. H. Shum
2021 2020 25th International Conference on Pattern Recognition (ICPR)  
Due to this difficulty, state-of-the-art results are mostly reliant on the Face Parsing Algorithm, which segments a face into parts in order to easily extract makeup features.  ...  Faces in many real-world photos, such as those including a large background or multiple people, are typically of low-resolution, which considerably hinders stateof-the-art algorithms.  ...  ACKNOWLEDGEMENT The project is funded in part by the Royal Society (Ref: IES\R2\181024 and IES\R1\191147) .  ... 
doi:10.1109/icpr48806.2021.9412604 fatcat:k3o53hvkrrax7jiwhxx4wat3vy

Visual Words for Automatic Lip-Reading [article]

Ahmad Basheer Hassanat
2014 arXiv   pre-print
Recent advances in the fields of computer vision, pattern recognition, and signal processing has led to a growing interest in automating this challenging task of lip reading.  ...  Lip reading is used to understand or interpret speech without hearing it, a technique especially mastered by people with hearing difficulties.  ...  Image-based lips segmentation methods Since there is a difference between the colour of lips and the colour of the face region around the lips, detecting lips using colour information attracted researchers  ... 
arXiv:1409.6689v1 fatcat:j2qt74bs7ngdrguwz7v4e6ktla
« Previous Showing results 1 — 15 out of 2,037 results