Báo cáo hóa học research article a novel robust mesh watermarking based on BNBW

... representation techniques which are used in a broad range of applications such as image compression, physical simulation, and numerical analysis Kanai et al [13] extended wavelet analysis to mesh watermarking ... the geometry attack of translation, rotation, and scaling Experimental results demonstrated that the algorithm is also robust against attack of translation, rotation, and sca...

Ngày tải lên: 19/12/2015, 19:57

... has become a standard method in the image compression applications In the wavelet compression, the image data is transformed and compressed as a single data object rather than block by block as ... representative pattern block are determined for each group by averaging all the blocks in the groups These representative energy and pattern blocks are renamed as classi...

Ngày tải lên: 21/06/2014, 05:20

... responses after crosstalk cancellation Figure 7: Impulse responses of crosstalk cancellation in the asymmetric case Conclusion This paper investigates crosstalk cancellation for authentic binaural ... the computation cost greatly The paper is organized as follows Conventional crosstalk cancellation methods are introduced in Section Then the proposed crosstalk cancel...

Ngày tải lên: 21/06/2014, 08:20

... be available at the BS only through the feedback from users The drawbacks of the feedback approach are the reduction of the system capacity because of the frequent channel usage required for the ... performance of the SLR -based transmit beamformer in terms of the SLR outage probability It has been found via some approximations that the transmit beamfor...

Ngày tải lên: 21/06/2014, 22:20

... proposed algorithm to maximize both participants’ revenue as well as to maintain fairness Conclusion This paper presents a user cooperation stimulating strategy based on cooperative game theory in ... under cooperation is close to that of the relay, this being due to the fact that our strategy is aimed at maintaining fairness among each user In itself, and compa...

Ngày tải lên: 21/06/2014, 23:20

... the total number of normal data The false negative rate is defined as the total number of attack data that were incorrectly classified as normal traffic divided by the total number of attack data 7.1 ... Udpstorm, ICMP flood, Teardrop attacks, Peer-topeer attacks, Permanent denial-of-service attacks, Application level floods, Nuke, Distributed attack, Reflected attack, Degradation-of-service att...

Ngày tải lên: 21/06/2014, 05:20

... nonplanar surfaces Finally, the selection of proto-objects with a high value of saliency guarantees a higher probability of repeatability than nonsalient ones A detailed explanation of this behavior ... case, the tracker is capable of handling scale changes, object deformations, partial occlusions, and changes of illumination Finally, it can be noted that the focus of attention is dir...

Ngày tải lên: 21/06/2014, 09:20

... models In all cases, the new strategy provides the best tradeoff between fairness and AME Fairness 2.1 Formulas for OMA and SIC It is well known for OMA method that the degree of fairness among users ... show the Average AME for the six methods which are compared As it was already pointed out previously, OMA achieves always the maximum possible AME We can notice from Figure 2(b)...

Ngày tải lên: 21/06/2014, 11:20

... Locator Sensor Attacker S3 L5 L2 Locator Sensor Attacker (a) (b) Figure 1: The attack scenarios in WSN (a) Attacker model in range-based localization; (b) Attacked locators with temporal and spatial ... and Z Wang, A secure localization approach against wormhole attacks using distance consistency,” EURASIP Journal on Wireless Communications and Networking, vol 2010, 11 pages...

Ngày tải lên: 21/06/2014, 11:20

... vol 2007, Article ID 20258, 11 pages, 2007 [8] A Chakrabarti, A de Baynast, A Sabharwal, and B Aazhang, “LDPC codedesign for the relay channel, ” IEEE Journal on Selected Areas in Communications, ... compared, assuming the relay and the destination are known to all relevant channel parameters In order to achieve a fair comparison between noncooperative communication and a...

Ngày tải lên: 21/06/2014, 17:20

... notice that this time the tolerance mask is always touched by the magnitude response This can be traced back to the fact that, for the SFB, the steps of the tolerance mask are much smaller, not ... in the passband and the transition bands As the objective function to be minimised we adopt a particular representation of the group delay [20], while the stopband m...

Ngày tải lên: 21/06/2014, 19:20

... Recognition, pp 1309–1312, Brisbane Australia, 1998 [11] J Fierrez-Aguilar, L Nanni, J Lopez-Pe˜ alba, J Ortegan Garcia, and D Maltoni, “An on- line signature verification system based on fusion of local ... variability criteria were proposed for offline signature verification by a human expert A human operator labels signatures according to both criteria and their impact on perf...

Ngày tải lên: 21/06/2014, 19:20

... Nazarpour, S Sanei, and J A Chambers, A novel semiblind signal extraction approach incorporating PARAFAC for the removal of the removal of eye-blink artifact from EEGs,” in Proceedings of the ... clean signals coming from nonfrontal areas 3.3 Performance evaluations In order to provide a quantitative measure of performance for the proposed artif...

Ngày tải lên: 21/06/2014, 22:20

... single base repeat pattern, for instance, repeat like AAAAA in DNA sequence ACGACAAAAACAACG because the repeat pattern of period is of no interest In step (4), the energy of the input signal is decomposed ... of inexact repeats An STPT-based approach for finding tandem repeats in DNA sequence is presented in [13] Both DFT- and STPTbased techniques suffer from one major...

Ngày tải lên: 22/06/2014, 19:20