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2 một số thuật toán giấu tin và áp dụng giấu tin mật trong ảnh pgs ts nguyễn văn tảo đỗ trung tuấn bùi thế hồng báo cáo tại hội thảo rda 8

Xây dựng chương trình GIẤU TIN TRONG ẢNH BITMAP 24 BIT VÀ ỨNG DỤNG

Xây dựng chương trình GIẤU TIN TRONG ẢNH BITMAP 24 BIT VÀ ỨNG DỤNG

Công nghệ thông tin

... nghệ thông tin, Trường ĐH giao thông vận tải [2] : Một số thuật toán giấu tin áp dụng giấu tin mật ảnh PGS. TS Nguyễn Văn Tảo, Đỗ Trung Tuấn, Bùi Thế Hồng báo cáo hội thảo RDA Tiếng ... tin Theo đồ này, giấu tin chia thành hai hướng giấu tin mật thủy vân số. Giấu tin mật quan tâm chủ yếu đến lượng tin giấu,còn thủy vân số quan tâm đến tính bền vững thông tin giấu Trong ... Nguyên,ngày 18, tháng 09,năm 20 10 Sinh Viên: Nguyễn Hồng Hải Nguyễn Hồng Hải-CNPMK5 20 Giấu Tin Trong Ảnh TÀI LIÊâU THAM KHẢO Tiếng Việt: [1]: Giấu tin ảnh nhị phân ứng dụng, PGS. TS Phạm Văn...
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báo cáo hóa học:

báo cáo hóa học: " A new measurement method for spine reposition sense" ppt

Hóa học - Dầu khí

... Female, Male Test-Retest 45 57 25 .6 ± 4 .2 22. 2 ± 3 .8 : 37 (21 .6%) 13 : 44 (29 .5%) 167.1 ± 7.1, 179 .8 ± 8. 6 167.0 ± 6.5, 181 .0 ± 6 .2 58. 8 ± 8. 6, 86 .1 ± 13.9 66.4 ± 11.3, 87 .3 ± 16.7 tioned vertically ... 7– 18 years old J Orthop Res 19 92, 10 :21 7 -22 5 Page of 11 (page number not for citation purposes) Journal of NeuroEngineering and Rehabilitation 20 08, 5:9 13 14 15 16 17 18 19 20 21 22 23 24 25 26 ... 1996, 23 (6):3 48- 3 52 Page 10 of 11 (page number not for citation purposes) Journal of NeuroEngineering and Rehabilitation 20 08, 5:9 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 ...
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báo cáo hóa học:

báo cáo hóa học:" Research Article Strong Convergence of a New Iterative Method for Infinite Family of Generalized Equilibrium and Fixed-Point Problems of Nonexpansive Mappings in Hilbert Spaces" pptx

Hóa học - Dầu khí

... − Ai x 2 2 n 2 2 2 n i ≤ xn − x n − δn β αi−1 − αi ri ri − 2ki Ai xn − Ai x 2 2 n i 3 .29 This shows that − δn β n αi−1 − αi ri 2ki − ri Ai xn − Ai x i ≤ xn − x ≤ xn − x − xn −x xn −x 2 2 3.30 ... | due to A n 2| 3 .21 M3 n−1 − n |M2 2| δn−1 − δn |M2 Set ηn τn δn n δn B n ξn δn M3 δn L|αn − αn−1 | n M3 , n M3 2| n−1 δn − A n n |M2 M3 Wn−1 zn−1 − Wn zn−1 , 2| δn−1 − δn |M2 3 .22 Fixed Point ... 1, pp 22 7 23 9, 20 05 28 Y J Cho and X Qin, “Convergence of a general iterative method for nonexpansive mappings in Hilbert spaces,” Journal of Computational and Applied Mathematics, vol 22 8, no...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article A New Iterative Method for Solving Equilibrium Problems and Fixed Point Problems for Infinite Family of Nonexpansive Mappings" pptx

Hóa học - Dầu khí

... by 2. 2 , we have Ti xn − xn ≤ xn − Ti xn , xn − p 3 .23 Hence, combining this inequality with 3 .22 , we get n αi−1 − αi σn Ti xn − xn 2i ≤ − αn − σn T λn zn − xn , xn − p xn − xn , xn − p , 3 .24 ... H, h1 y − h1 u1n y − u1n , u1n − xn ≥ 0, r1n ∀y ∈ C, h2 y − h2 u2n y − u2n , u2n − xn ≥ 0, r2n ∀y ∈ C, zn xn αn − αn σn xn γ1 u1n − γ1 u2n , − αn − σn − λn μ zn , ∀n ≥ 4.4 Fixed Point Theory ... p xn − p 3 .25 From Lemma 3.3, limn → ∞ λn 0, and the inequality T λn zn − xn ≤ zn − xn λn μ F zn , 3 .26 we obtain lim T λn zn − xn n→∞ 3 .27 Therefore, from Lemma 3 .2, 3 .25 , and 3 .27 , it follows...
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Báo cáo hóa học:

Báo cáo hóa học: " Research Article A New Approximation Method for Solving Variational Inequalities and Fixed Points of Nonexpansive Mappings" docx

Hóa học - Dầu khí

... 2 ααn yn − q 2 n Syn − q, γf q − Aq − 2 2 A Syn − q , γf xn − Aq n ≤ − αn γ xn − q 2 ααn xn − q 2 2 γf xn − Aq n 2 n Syn − q, γf q − Aq − 2 2 A Syn − q , γf xn − Aq n ≤ − αn γ 2 ααn xn − q αn ... − Aq − 2 2 A Syn − q , γf xn − Aq n ≤ − αn γ xn − q 2 n Syn − q 2 γf xn − Aq n γf xn − γf q 2 n Syn − q, γf q − Aq − 2 2 A Syn − q , γf xn − Aq n ≤ − αn γ xn − q 2 γf xn − Aq n xn − q 2 ααn ... − u 2 xn − λn Bxn − u − λn Bu − yn − u 2 xn − λn Bxn − u − λn Bu − yn − u ≤ xn − u 2 xn − u yn − u − yn − u − xn − yn 3. 12 xn − yn − λn Bxn − Bu 2 2λn xn − yn , Bxn − Bu − 2 Bxn − Bu n 2 So,...
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A new numerical method for rotating systems in engineering analysis and design

A new numerical method for rotating systems in engineering analysis and design

Tổng hợp

... FORMULATION 2. 1 Formulation of Plate in the Polar Coordinates 2. 2 Formulation of Moving Element Method 2. 2.1 2. 2 .2 2 .2. 3 2. 2.4 2. 2.5 2. 2.6 Shape Functions for Degenerated Plate Elements Principle ... for rotating disk subjected to uniform in-plane normal loads of various magnitudes at the outer boundary and stationary transverse point load 71 72 72 85 85 86 86 87 88 88 89 90 91 92 92 93 viii ... − 2 ) ΔRΔη (2. 17b) N3 = ( r − R1 )(η − η1 )(η − η3 ) ΔRΔη (2. 17c) N4 = 2 ( r − R2 )(η − 2 )(η − η3 ) ΔRΔη (2. 17d) N5 = ( r − R2 )(η − η1 )(η − 2 ) ΔRΔη (2. 17e) N6 = 2 ( r − R2 )(η − η1 )(η...
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Tài liệu Báo cáo khoa học: A facile method for expression and purification of the Alzheimer’s disease-associated amyloid b-peptide pdf

Tài liệu Báo cáo khoa học: A facile method for expression and purification of the Alzheimer’s disease-associated amyloid b-peptide pdf

Báo cáo khoa học

... the point mutations F19P, A21G, E22G, E22K, E22Q and D23N, and another six FEBS Journal 27 6 (20 09) 126 6– 1 28 1 ª 20 09 The Authors Journal compilation ª 20 09 FEBS 126 7 Expression and purification of ... Gly Ala Val Met Ilea Leu Tyr Phe His Lys Arg 4 2 3 3.9917 2. 16 48 4.0643 6.0117 3. 026 5 5. 081 3 1.7661 1.1517 1.9935 0.96174 2. 9 28 7 2. 8 426 2. 027 0 0.996 52 a Ile–Ile peptide bonds are known to be inefficiently ... disease Biochemistry 38, 89 72 89 80 Glabe CG (20 08) Structural classification of toxic amyloid oligomers J Biol Chem 28 3, 29 639 29 643 Klein WL, Krafft GA & Finch CE (20 01) Targeting small Abeta oligomers:...
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Tài liệu UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 2. ONLINE COMMUNITIES FOR DEVELOPMENTNOTE ppt

Tài liệu UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 2. ONLINE COMMUNITIES FOR DEVELOPMENTNOTE ppt

Cơ sở dữ liệu

... example… Creating jobs in bamboo-based products for export Online Communities - a new opportunity - Online Communities for development - page Creating jobs in bamboo-based products for export ... advance our development work? Getting information is good, but meeting our goals and creating change is better! Fast forward months and Trupti is now an active, contributing member to one online community, ... across time and with a wide variety of participants • Communities can help people: identifying issues, informing and educating, communicating and activating for action, measuring and revising advocacy...
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UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 3. KEY FACTORS FOR A SUCCESSFUL ONLINE COMMUNITYNOTE pptx

UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 3. KEY FACTORS FOR A SUCCESSFUL ONLINE COMMUNITYNOTE pptx

Cơ sở dữ liệu

... Besselaar and Toru Ishida Berlin: Springer, 20 02 http://www.chass.utoronto.ca/~wellman/publications/littleboxes/littlebox.PDF • Wellman, B (20 05) "Connecting Community: On- and Off-line" http://www.chass.utoronto.ca/~wellman/publications/contexts/contexts-3a.htm ... http://wiki.mediaculture.org.au/index.php/Online_Social_Interaction_-_The_Virtual_Community • Wellman, B (20 02) “Little Boxes, Glocalization, and Networked Individualism” Pp 10 -25 in Digital Cities II: Computational and Sociological Approaches, ... sure that your online community provides value to participants and respects their needs and conditions helps hold attention If they are getting value, they will pay attention Sometimes focusing on...
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UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 4. ELECTRONIC NETWORKING IN COMMUNICATION FOR DEVELOPMENTNOTE pptx

UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 4. ELECTRONIC NETWORKING IN COMMUNICATION FOR DEVELOPMENTNOTE pptx

Cơ sở dữ liệu

... severely limits available choices of new ICTs; • many ICT projects are characterized by poor and non-participatory planning; • funding agencies often de-rail potentially useful projects by a continued ... in developing and implementing ICT projects Best practices and examples Twelve common elements among successful communication for development efforts that involve new ICTs can be suggested, as ... Crowder, L 20 01 Discovering the "Magic Box": Local appropriation of information and communication technologies (ICTs) FAO, Rome http://www.fao.org/sd /20 01/KN0602a_en.htm Ramirez R., and Quarry, W 20 04...
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Báo cáo hóa học:

Báo cáo hóa học: " Strong convergence theorems for equilibrium problems and fixed point problems: A new iterative method, some comments and applications" pptx

Hóa học - Dầu khí

... c|| + 2 n g(c) − c, xn + − c ≤ (1 − 2 n + αn )||xn − c| |2 + 2 n ρ||xn − c|| ||xn − xn + || + 2 n ρ||xn − c| |2 + 2 n g(c) − c, xn+1 − c = (1 − 2( 1 − ρ)αn )||xn − c| |2 + αn ||xn − c| |2 + 2 n ρ||xn ... ||x + y| |2 ≤ ||y| |2 + 2 x, x + y〉 for all x, y Î H; (b) ||ax + (1 - a)y| |2 = a||x| |2 + (1 - a) ||y| |2 - a(1 - a) ||x - y| |2 for all x, y Î H and a Î ℝ; (c) ||x - y| |2 = ||x| |2 + ||y| |2 - 〈x, y〉 ... by two hybrid projection methods J Comput Appl Math 3, 722 –7 32 (20 10) doi:10.1 186 /1 687 - 18 12- 2011-33 Cite this article as: He and Du: Strong convergence theorems for equilibrium problems and fixed...
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Reactive oxygen species mediated regulation of the na+ h+ exchanger, NHE 1 gene expression a new mechanism for tumor cells resistance to apoptotic cell death

Reactive oxygen species mediated regulation of the na+ h+ exchanger, NHE 1 gene expression a new mechanism for tumor cells resistance to apoptotic cell death

Cao đẳng - Đại học

... M14pIRES-RacV 12 cells by NHE-1 siRNA transfection 83 Fig 24 Rac-induced cell survival is dependant upon NHE-1 expression 84 viii Fig 25 H2O2 inhibits NHE-1 promoter activity in NIH3T3 cells 86 Fig 26 H2O2 ... levels of O2.- and H2O2 (Pervaiz S and Clement MV, 20 02 and 20 04; Clement MV and Pervaiz S, 1999 and 20 01) Interestingly, an increase in intracellular O2.- concentration achieved by either its direct ... activity 78 Fig 21 Rac1-mediated cell survival is dependent on its ability to produce superoxide 80 Fig 22 Expression of RacN17 inhibits serum-induced NHE-1 promoter activity 81 Fig 23 Manipulation...
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A NEW CLASSIFICATION SYSTEM FOR URBAN STORMWATER POLLUTANT LOADING: A CASE STUDY IN THE SANTA MONICA BAY AREA

A NEW CLASSIFICATION SYSTEM FOR URBAN STORMWATER POLLUTANT LOADING: A CASE STUDY IN THE SANTA MONICA BAY AREA

Môi trường

... BOD5 17 15 14 14 14 15 TKN 4.3 2. 4 2. 0 2. 0 2. 0 2. 4 2. 8 NO2&3 1 .85 1 .2 1 .2 1 .2 1.45 TP 0 .85 0. 62 0.43 0.43 0.43 0. 62 0. 52 SP 0 .25 0.13 0. 18 0. 18 0. 18 0.13 0.14 RESULTS AND DISCUSSION The stormwater ... quality impacts of stormwater discharges to Santa Monica Bay, Mar Environ Res., Vol.56, 20 5 22 3 Burian, S.J., Brown M.J., and McPherson T.N (20 02) Evaluation of land use/land cover datasets for urban ... No 83 2R831 12 Goonetillekea, A., Thomasb, E., Ginnc, S., and Gilbertc, D (20 05) Understanding the role of land use in urban stormwater quality management, J Environ Manage., Vol 74, No 1, 31-42...
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a new measurement scale for employee engagement

a new measurement scale for employee engagement

Quản trị kinh doanh

... of the model was good (χ = 185 7.79, df = 725 , p < 01; RMSEA = 08; TLI = 96;CFI = 96;RFI = 93)(Hu et al., 1999; Lance et al., 20 02; Millsap, 20 02) Additional constructs were chosen based on the ... (19 78) , but also meets his more stringentrecommendation of .80 or greaterfor applied research (Lance, Butts, & Michels, 20 06) The lower bound was .85 and the upper bound was.93 Meaningfulness wasstrongly ... 97;CFI = 98; GFI = 89 ) While TLI andCFIindicated good fit (Hu & Bentler, 1999; Lance & Vandenberg, 20 02) , GFI waslower than desired, andRMSEA fell outside the acceptable upper bound of. 08 The residual...
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A monte carlo method for multi area generation system reliability assessment

A monte carlo method for multi area generation system reliability assessment

Tài liệu khác

... 73. 920 731 18. 025 581 1 62. 83 82 9 1 I 736. 581 121 388 .33 481 1 122 2.51611I Case I 61 .23 3461 32. 225 051 6 48. 877 621 )1309.93604~1064.93 188 ~19 72. 323 85 ~1501. 683 59~ ~21 68. 97144~14 82 . 5677513570.30713 ~22 44. 020 26~ ... 0.1 626 3 0.5 422 5 2. 15711 3.175 58 5.73 323 3 .26 - I I 1 I I II i I 0.04 125 0 . 28 788 I 1. 086 88 I Case I Case I 0 .80 329 I 0 .27 450 1. 086 67 I 0.45 581 3 .85 050 I 9.31079 I I 3.775 42 I 2. 21619 2. 496 38 I ... -1.5 025 9 I -0.0 524 2 I -0.45 427 -0.41059 I -2. 41 987 Area I -0.13104 -1 .29 293 I -0 .21 84 0 I -0.33197 I -1.97434 Area I -I -0.31450 I -0.139 78 -6. 82 2 82 I -0 .23 587 I Area I I -0 .29 7 02 I -0 . 28 82 9 -1.15315...
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A novel interval method for validating state enclosures of the

A novel interval method for validating state enclosures of the

Báo cáo khoa học

... (φ1 − 2 )  m2 l1 cos (φ1 − 2 ) m2 l2  (24 )  φ3     φ4   F (φ (t)) =  2 −g (m1 + m2 ) sin (φ1 ) − m2 l2 sin (φ1 − 2 ) φ4  (25 ) −gm2 sin ( 2 ) + m2 l1 sin (φ1 − 2 ) φ3 With the ... considered, see Fig (15) y xm1 xm2 m1 ym1 ym2 xm1 = l1 sin (θ1 ) x l1 2 l2 xm2 = −l1 cos (θ1 ) ym1 = l1 sin (θ1 ) + l2 sin ( 2 ) m2 2 ym2 = −l1 cos (θ1 ) − l2 cos ( 2 ) θ1 = θ1 Figure 1: Definition of ... results for the double pendulum: (1) MATLAB SP3, (2) C++ implementation VNODE COSY VI break-down time CPU time over [0;0.5] break-down time CPU time over [0;0.5] 0. 02 0. 481 8 — 0. 380 0 — 0.0 02 0. 522 1...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "A Kernel PCA Method for Superior Word Sense Disambiguation" ppt

Báo cáo khoa học

... (0 . 28 01, -1.005, -0.0 686 1) (1.149, 0. 029 34, 0. 322 ) (0. 82 0 9, 0.7 722 , -0 .20 15) (-1.774, -0. 121 6, 0.0 325 8) (-1.774, -0. 121 6, 0.0 325 8) (-1.774, -0. 121 6, 0.0 325 8) (-1.774, -0. 121 6, 0.0 325 8) (0 . 28 01, ... 0 . 28 29, 0 .20 14) (1.675, -1.1 32, 0.1049) (-0.367, 1.697, -0 .23 91) (-1.675, -1.1 32, -0.1049) (-1.675, -1.1 32, -0.1049) (-1.675, -1.1 32, -0.1049) (-1.675, -1.1 32, -0.1049) (-1.961, 0 . 28 29, 0 .20 14) ... SIGLEX/SENSEVAL Testing time [CPU sec] 16 .84 59. 02 16 .21 1 28 .51 Workshop on Word Sense Disambiguation: Recent Successes and Future Directions, pages 88 – 94, Philadelphia, July 20 02 SIGLEX, Association for Computational...
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Tài liệu Báo cáo khoa học:

Tài liệu Báo cáo khoa học: "A Pattern Matching Method for Finding Noun and Proper Noun Translations from Noisy Parallel Corpora" doc

Báo cáo khoa học

... matching The 388 anchor points (95,10), ( , ) , , ( 988 09, 9 325 1) divide the two texts into 388 nonlinear segments T e x t l is segmented by the points ( , , , 985 86, 988 09) and text2 is segmented ... algo- 24 1 lexicons primary(l) secondary(l) total(l) primary(3) secondary(3) total(3) total word pairs 1 28 533 661 1 28 533 661 correct pairs E1 E2 E3 101 107 90 3 52 388 3 82 453 495 4 72 1 12 101 ... 3 68 3 98 513 469 497 E1 78. 9% 66.0% 68. 5% 87 .5% 75 .2% 77.6% accuracy E2 83 .6% 72. 8% 74.9% 78. 9% 69.0% 71.0% E3 70.3% 71.7% 71.4% 77.3% 74.7% 75 .2% Figure 4: Bilingual lexicon compilation results...
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Tài liệu UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 1. WHY YOU SHOULD USE THIS MODULENOTE docx

Tài liệu UNIT 1. ONLINE COMMUNITIES: A NEW OPPORTUNITY LESSON 1. WHY YOU SHOULD USE THIS MODULENOTE docx

Cơ sở dữ liệu

... Why you should use this module - page Shared interests Online events Online events and Meetings and Meetings Online events, like offline events, can provide a focal point for an online migration, ... cover all the units, but with a focus on units 2- 4 He may be able to skip parts of units and Using this module: a scenario Alice, Ibrahim, Chinwe and José will each be completing part of the ... of Practice of Practice E-learning E-learning Community Community Online events Online events and Meetings and Meetings Would you like to know more about Communities of practice? See a mini-lesson...
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A NEW CAR PLAN FOR A GREENER FUTURE doc

A NEW CAR PLAN FOR A GREENER FUTURE doc

Kĩ thuật Viễn thông

... total level of assistance to $6 .2 billion between 20 08 09 and 20 20 21 , of which $3 billion is already committed, and $3 .2 billion is net new funding The government expects this assistance to stimulate ... Details Response Comments Assistance should be in the form of grants and not duty credits Agreed New ATS assistance will be in the form of grants rather than duty credits Credits for the production ... turn its attention to new prospects and opportunities Its job will be to ensure that Australia plays a leading part in the development of tomorrow’s markets and technologies Between 20 01 and 20 07,...
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