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1 giấu tin trong ảnh nhị phân và ứng dụng pgs ts phạm văn ất ths nguyễn hữu cường khoa công nghệ thông tin trường đh giao thông vận tải

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

... byte sau giấu 010 010 00 11 010 111 11 010 111 11 0 011 00 10 110 1 01 0 11 0 011 00 10 110 100 0 010 010 0 0 010 010 1 0 010 0000 000 010 10 0 0 010 010 0 0 010 010 0 0 010 0000 000 010 11 Như phần trình bày ,1 ảnh bitmap ma ... PGS. TS Phạm Văn Ất ,ThS Nguyễn Hữu Cường, Khoa công 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 ... Hải-CNPMK5 Giấu Tin Trong Ảnh CHƯƠNG 1: TỔNG QUAN VỀ GIẤU TIN 1. 1 Mô hình giấu tin Để thực giấu tin cần xây dựng thủ tục giấu tin Các thủ tục sẽ thực nhúng thông tin cần giấu vào...
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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

... tailed) Trial Trial Trial Trial Trial Trial Trial -.02 10 12 10 13 02 09 78 1. 03 1. 17 1. 17 1. 16 1. 13 1. 17 0.06 0.02 0.02 0.02 0. 01 0.04 0.02 Page of 11 (page number not for citation purposes) Journal ... Test-Retest 45 57 25.6 ± 4.2 22.2 ± 3.8 : 37 ( 21. 6%) 13 : 44 (29.5%) 16 7 .1 ± 7 .1, 17 9.8 ± 8.6 16 7.0 ± 6.5, 18 1.0 ± 6.2 58.8 ± 8.6, 86 .1 ± 13 .9 66.4 ± 11 .3, 87.3 ± 16 .7 tioned vertically and the second ... children 7 18 years old J Orthop Res 19 92, 10 : 217 -225 Page of 11 (page number not for citation purposes) Journal of NeuroEngineering and Rehabilitation 2008, 5:9 13 14 15 16 17 18 19 20 21 22 23...
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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

... xn 1 δn − δn 1 Bxn 1 δn 1 BWn 1 zn 1 − δn BWn zn 1 nγ δn B xn − xn 1 Wn zn − Wn zn 1 f xn − f xn 1 n xn 1 xn 1 − δn 1 Bxn 1 − I − δn 1 B − n 1 γf nγ nA n γf − n AWn 1 zn 1 n 1 A nA δn − δn 1 Bxn 1 ... Bxn 1 Wn zn 1 Wn 1 zn 1 I − δn B − nA Wn zn − Wn zn 1 Wn zn 1 − Wn 1 zn 1 n 1 AWn 1 zn 1 δn B xn − xn 1 δn Bxn 1 − I − δn B − n AWn zn 1 nA Wn zn − Wn zn 1 Wn zn 1 − Wn 1 zn 1 δn B Wn 1 zn 1 − ... BWn 1 zn 1 | ≤ n 1 n γκ − n| − δn β − | n − n 1 |γ n 1 − n| zn − zn 1 Wn zn 1 − Wn 1 zn 1 A Wn 1 zn 1 − Wn zn 1 n δn B xn − xn 1 xn − xn 1 nγ n 2|δn 1 − δn |M2 Wn zn 1 − Wn 1 zn 1 δn B Wn 1 zn−1...
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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

... zn 1 |σn 1 − σn | μ F zn 1 αi 1 − αi σn xn − xn 1 i 1 − αn − σn − λn τ zn − zn 1 αn 1 − αn n 1 xn 1 Tn xn 1 αi 1 − αi |σn − σn 1 | Ti xn 1 zn 1 μ F zn 1 |σn 1 − σn | zn 1 μ F zn 1 i |λn 1 − λn ... T λn zn 1 − αn − σn αi 1 − αi σn Ti xn 1 i − n 1 αi 1 − αi σn 1 Ti xn 1 − αn − σn T λn zn 1 i − − αn 1 − σn 1 T λn 1 zn 1 αn xn − xn 1 αn − αn 1 xn 1 n αi 1 − αi σn Ti xn − Ti xn 1 i n 1 T λn ... xn 1 n αn 1 − αn xn 1 αi 1 − αi σn xn − xn 1 i n 1 − αn − σn − λn τ zn − zn 1 αi 1 − αi |σn − σn 1 | Ti xn 1 i αn 1 − αn Tn xn 1 |λn 1 − λn | αn xn − xn 1 αn 1 − αn αn 1 − αn n |σn 1 − σn | zn−1...
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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

... PC αn 1 γf xn 1 I − αn 1 A Syn 1 I − αn A Syn − Syn 1 − αn − αn 1 ASyn 1 γαn f xn − f xn 1 ≤ − αn γ yn − yn 1 xn − xn 1 xn − xn 1 |αn − αn 1 | ASyn 1 |λn 1 − λn | Bxn 1 γ|αn − αn 1 | f xn 1 γααn ... xn 1 − γ − γα αn |αn − αn 1 | ASyn 1 |λn 1 − λn | Bxn 1 γ|αn − αn 1 | f xn 1 γααn xn − xn 1 ≤ − αn γ |αn − αn 1 | ASyn 1 γ|αn − αn 1 | f xn 1 γααn xn − xn 1 ≤ − αn γ γ αn − αn 1 f xn 1 xn − xn 1 ... I C, B 1. 11 In this paper, we modify the iterative methods 1. 6 and 1. 10 by purposing the following general iterative method: x0 ∈ C, xn PC αn γf xn I − αn A SPC xn − λn Bxn , n ≥ 0, 1. 12 where...
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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

... ⎣ − 1 D2 R2 − D3 R2 − − 1+ D5 R2 − D6 R2 − 0 0 0 0 0 +1 0 0 0 0 0 0 ⎤ 0⎥ ⎥ ⎥ 0⎥ ⎥ ⎥ +1 ⎥ − ⎥ ⎥ ⎥ 1 − 0⎥ ⎥ ⎦ 1 0 0 D1 R1 − 1 D2 R1 − D3 R1 0 D4 R1 − 1+ D5 R1 − D6 R1 (2.54) and ⎛ ⎞ ⎜ 1 + ... of Contents ACKNOWLEDGEMENTS i TABLE OF CONTENTS ii SUMMARY iv NOMENCLATURE v LIST OF FIGURES vii LIST OF TABLES ix INTRODUCTION 1. 1 General 1. 2 Literature Review 1 1.2 .1 1.2.2 1. 2.3 1. 2.4 Analytical ... 2.3 Fig 2.4 Fig 2.5 Fig 3 .1 Fig 3.2 Fig 3.3 Fig 3.4 Fig 3.5 Fig 3.6 Fig 3.7 Fig 3.8 Fig 3.9 Fig 3 .10 Fig 3 .11 Fig 3 .12 Fig 3 .13 Fig 3 .14 Fig 3 .15 Fig 3 .16 Fig 3 .17 Fig 3 .18 Model of annular disk...
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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

... 3.9 917 2 .16 48 4.0643 6. 011 7 3.0265 5.0 813 1. 76 61 1 .15 17 1. 9935 0.9 617 4 2.9287 2.8426 2.0270 0.99652 a Ile–Ile peptide bonds are known to be inefficiently hydrolyzed methods proved useful (e.g C18 ... discovery J Neurochem 10 1, 11 72 11 84 17 Walsh DM, Hartley DM & Selkoe DJ (2003) The many faces of Ab: structures and activity Curr Med Chem Immunol Endocr Metab Agents 3, 277–2 91 18 Zarandi M, Soos ... (2009) 12 66 12 81 ª 2009 The Authors Journal compilation ª 2009 FEBS D M Walsh et al 30 31 32 33 34 35 36 37 38 39 40 41 42 43 of amyloid b-derived diffusible ligands Biochemistry 45, 15 157 15 167...
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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

... 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, ... ftp://ftp.inet.co.th/pub/sea-aids/info/info 11. txt Terri Willard, T(20 01) Dating the Decision-makers: Moving from Communications to Engagement http://www.iisd.org/pdf/20 01/ networks_engagement.pdf ITrainOnline: ... 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

... http://www.chass.utoronto.ca/~wellman/publications/littleboxes/littlebox.PDF • Wellman, B (2005) "Connecting Community: On- and Off-line" http://www.chass.utoronto.ca/~wellman/publications/contexts/contexts-3a.htm • White, N (19 99, 2005) “How Some People Have Tried ... 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 ... “Designing Online Events” http://www.fullcirc.com/community/desingingonlineevents.htm • Wikipedia, Definition of “Social Networks” http://en.wikipedia.org/wiki/Social_networks • Wilcox, D (19 97) “An (archive)...
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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 ... Bellagio Conference, April 21- 25, 19 97 New York http://www.communicationforsocialchange.org/publications-resources.php?id =10 9 World Bank, 19 99 “Impact Evaluation Report (No 19 523): World Bank Agricultural...
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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

... j=i +1 l +1 l − − a1 (1 − a1 ) i=2 j=i +1 a1 l i=2 i=2 l +1 = l +1 x i − xj l +1 i=2 j=i +1 i=2 = l +1 aj 1 − a1 x − xi a1 x i − xj aj l +1 − x1 − y l +1 i=2 j=i +1 1 − a1 − − a1 (1 − a1 ) (xi − x1 ) − a1 i=2 ... i =1 l l +1 + a1 (1 − a1 ) i=2 j=i +1 l +1 = xi − i =1 l l +1 xi − i =1 aj − a1 − a1 l i =1 xi x i − xj x i − xj aj + a1 − a1 l +1 l aj x − xi 2 l +1 − aj l +1 aj x i − xj i=2 j=i +1 i=2 j=i +1 i =1 j=i +1 ... Let x1, x2, , xl, xl +1 Î H and a1, a2, , al, al +1 Î [0, 1) with l +1 i =1 = Let y = Then applying the induction hypothesis we have l +1 xi = a1 x1 + (1 − a1 )y i =1 = a1 x1 l +1 = i =1 + (1 − a1 ) xi...
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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

... mechanisms of 11 3 NHE -1- mediated cell survival IV .13 Region of NHE -1 promoter involved in O2. mediated activation 11 5 IV .14 Conclusions 11 6 IV .15 Prospective Studies 11 9 References 12 0 Publication ... Rac1-mediated survival is dependent upon 11 0 NHE -1 protein expression IV .11 H2O2 inhibits NHE -1 promoter activity and leads to increased 11 2 susceptibility to cell death IV .12 Regulation of intracellular ... mutants to produce superoxide and induce NHE1 transcription 92 Fig 30 Silencing of NHE1 gene results in a drop in intracellular pH in M14pIRES and M14RacV12 cells 92 Fig 31A Silencing of NHE1 gene...
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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

... 13 0 13 0 95 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 ... No.2, 17 3 -18 5 Stenstrom, M K., Silverman, G S and Bursztynsky, T A (19 84) Oil and Grease in Urban Stormwaters, J Environ Eng - ASCE, Vol .11 0, No .1, 58-72 Stenstrom, M K and Strecker, E (19 93) ... on units and conversion factors Table Runoff coefficient and EMCs for land uses in Ballona Creek Watershed SFR MFR C P I T O RC 0.39 0.58 0.74 0.66 0.74 0.66 0 .10 COD 14 0 13 0 90 90 13 0 13 0 95...
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a new measurement scale for employee engagement

a new measurement scale for employee engagement

Quản trị kinh doanh

... supported (r oc = 51, p < 01; rjs = 52, p < 01; rti = -.40, p < 01) The associationsindicated strong, predictable relationships, and also supported the distinctiveness of engagement from existing measures ... analysis(cf., Hinkin & Tracey, 19 99; Schriesheim et al, 19 93) Fourrows of data were generated for each respondent representing their rating for each item on each ofthe three constructs being compared and ... incomplete data, resulting in a finalsample of 466 responses( 31% response rate) The mean age ofthissample was 38.0 (SD = 10 .8).Respondentsindicated an average of 67.9 months(SD = 77.3)in their...
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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

... Case I - I 18 .53292) 53.7787 31 298.2609 31 532.6485 61 903.2 213 11 Case Case I case I I I I 2.4348 61 115 . 816 9 81 18.9 414 01 133.9687 21 106.248 811 608. 011 411 3 91. 914 % l1 010 .17 64 51 26.6675 01 29.95026) ... 212 .6279 01 I 73.9207 31 18.0255 81 162.8382 91 I 736.5 811 21 388.334 811 1222. 516 11I Case I 61. 2334 61 32.2250 51 648.8776 21 )13 09.93604 ~10 64.9 318 8 ~19 72.32385 ~15 01. 68359~ ~ 216 8.9 714 4 ~14 82.5677 513 570.30 713 ~2244.02026~ ... Area Line 1 Line I I -0.03494 I -0.53290 I -0. 314 50 -0 .10 483 I -0.5 416 3 I -0 .10 483 I I I -0 .19 219 I -0.00000 -0 .16 598 I -0.026 21 I -8 .15 942 I -0.026 21 I -7.792 51 -4.85722 I -8.4 913 9 I -1. 10074 -8.37782...
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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

... see Fig (15 ) y xm1 xm2 m1 ym1 ym2 xm1 = l1 sin ( 1 ) x l1 θ2 l2 xm2 = −l1 cos ( 1 ) ym1 = l1 sin ( 1 ) + l2 sin (θ2 ) m2 θ2 ym2 = −l1 cos ( 1 ) − l2 cos (θ2 ) 1 = 1 Figure 1: Definition of state ... account according to yapp ,1, 0 (t) = yapp,2,0 (t) ˙ yapp,2,0 (t) = −yapp ,1, 0 (t) ˙ (19 ) yapp ,1, 1 (t) = yapp,2 ,1 (t) ˙ yapp,2 ,1 (t) = −yapp ,1, 1 (t) + yapp ,1, 0 (t) − sin yapp ,1, 0 (t) ˙ the corresponding ... Simulations for the parameters l1 = l2 = 1, m1 = m2 = 1, and g = 9. 81 as well as the uncertain initial T T conditions ψ = 0.99 3π − 11 π 0.43 0.67 , ψ = 1. 01 3π − 11 π 0.43 0.67 are performed with...
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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

... ) ( -1. 9 61, 0.2829, 0.2 014 ) (1. 675, -1. 132, 0 .10 49) (-0.367, 1. 697, -0.23 91) ( -1. 675, -1. 132, -0 .10 49) ( -1. 675, -1. 132, -0 .10 49) ( -1. 675, -1. 132, -0 .10 49) ( -1. 675, -1. 132, -0 .10 49) ( -1. 9 61, 0.2829, ... 0.2 014 ) KPCA-transformed vectors (yt , yt , yt ) (0.28 01, -1. 005, -0.068 61) (1. 149, 0.02934, 0.322) (0.8209, 0.7722, -0.2 015 ) ( -1. 774, -0 .12 16, 0.03258) ( -1. 774, -0 .12 16, 0.03258) ( -1. 774, -0 .12 16, ... 0.03258) ( -1. 774, -0 .12 16, 0.03258) (0.28 01, -1. 005, -0.068 61) Class ct 1 2 2 Table 4: Testing vector (showing only the first three dimensions) and its first three principal components as transformed...
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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

... 2 41 lexicons primary(l) secondary(l) total(l) primary(3) secondary(3) total(3) total word pairs 12 8 533 6 61 128 533 6 61 correct pairs E1 E2 E3 10 1 10 7 90 352 388 382 453 495 472 11 2 10 1 99 4 01 ... i , , i m - , j ) = ~n+l(in+l), n N - 1, N- , ,1 ~oz (1, 1) ¢pl(i, 1) toz (1, j) where 9~(a, b) = = = = ( (1, 1) ¢(i, 1) + ~o(i - 1, 1] ) ff (1, j)+~o (1, j-a) minimum cost of moving from a to b We ... 27, 41, 47 ,19 3,3 21, 360 The Chinese translation for prosperity is ~ ! Its p o s i t i o n vector is (19 55,5050, ,88048) Its binary vector is V2[i] = where i = 14 , 29, 41, 47 ,19 3,275,3 21, 360...
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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

... Community Community Online events Online events and Meetings and Meetings Would you like to know more about Communities of practice? See a mini-lesson on this topic in Annex 1. 1 .1 Online Communities: ... 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...
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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

... 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 ... scheme puts more emphasis on investment in research and development to increase competitiveness and productivity „„ capped assistance of $1. 5 billion over 2 011 to 2 015 (up from the $1 billion ... skills development) AUTOMOTIVE TARIFFS 13 16 | The passenger motor vehicles and parts thereof tariffs should be reduced from 10 to percent on 1 January 2 010 This, combined with assistance under...
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