easter story for childrens church video
WATER POLLUTION Educator Guide A resource for using QUEST video, audio, blogs and maps in the classroom pot
Ngày tải lên :
15/03/2014, 23:20
... water.
Study Finds Drugs Seeping Into Drinking Water NPR
http://www.npr.org/templates /story/ story.php?storyId=88062858
Listen to a discussion about water safety and pharmaceutical levels in ... discussion forum with water recycling experts and a link to a lesson
plan, “Understanding Your Water.”
Boat Made of Plastic Bottles to Sail the Pacific NPR
http://www.npr.org/templates /story/ story.php?storyId=91066185 ...
Read and comment on the blogs for these stories by clicking on the story link and clicking
on the blog post link below the video/ audio.
Watch Mercury in the Bay, Part 1...
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Báo cáo hóa học: " Research Article The Extended-OPQ Method for User-Centered Quality of Experience Evaluation: A Study for Mobile 3D Video Broadcasting over DVB-H" potx
Ngày tải lên :
21/06/2014, 05:20
... P<.001). MVC and
VD outperformed Simulcast coding method within mfer10
and mfer20 videos (all comparisons versus Sim: P<.001)
(Figure 6). For mfer10, Video + Depth outperforms the other
coding ... effect for mfer20
videos (Figure 7)(Z
=−1.601, P = .109, ns).
Videos with mfer10 and slice mode turned off were
rated better for both MVC and VD coding method (all
comparisons P<.05). Mfer20 videos ... significant effect for VD
coded videos (Z
=−2.142, P<.05) and no significant effect
for videos coded with MVC method (Z
=−.776, P>.05,
ns). In contrast to the general findings, the results for content
Roller...
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Báo cáo hóa học: " Research Article A Content-Motion-Aware Motion Estimation for Quality-Stationary Video Coding Meng-Chun Lin and Lan-Rong Dung" docx
Ngày tải lên :
21/06/2014, 08:20
... 11172-2(MPEG-1 Video) , “Information technol-
ogy-coding of moving pictures and asociated audio for digitsl
storage media at up about 1.5 Mbits/s: Video, ” 1993.
[2] ISO/IEC CD 13818-2–ITU-T H.262(MPEG-2 Video) , ... H.262(MPEG-2 Video) , “Infor-
mation technology-generic coding of moving pictures and
asociated audio information: Video, ” 1995.
[3] ISO/IEC 14496-2 (MPEG-4 Video) , “Information Technol-
ogy-Generic ... algorithm for video coding,” IEEE
Transactions on Circuits and Systems for Video Technology, vol.
4, no. 5, pp. 504–509, 1994.
[16] R. Li, B. Zeng, and M. L. Liou, “A new three-step search
algorithm for...
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báo cáo hóa học:" Early disparity estimation skipping for multi-view video coding" potx
Ngày tải lên :
21/06/2014, 17:20
...
Abstract
Multi-view video (MVV) and multi-view plus depth video became typical formats for
3D video systems which offer more realistic visual effects for consumers. The standard
for encoding of ... e-commerce and news media.
Among the video formats that support 3DTV and 3D DMB, multi-view video (MVV)
and multi-view plus depth video (MVD) are typical formats. MVV is simultaneously
acquired ... distributed freely for any purposes (see copyright notice below).
For information about publishing your research in EURASIP WCN go to
http://jwcn.eurasipjournals.com/authors/instructions/
For information...
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Báo cáo hóa học: " Editorial The Interplay between Compression and Security for Image and Video Communication and Adaptation over Networks" potx
Ngày tải lên :
21/06/2014, 22:20
... 2 EURASIP Journal on Information Security
problem of security in a distributed video coding frame-
work, where the correlation of adjacent frames is ... AES, in which the
Slepian-Wolf coder takes the twofold role of compression
step and diffusion step for security.
The last two papers are in the field of secure entropy cod-
ing, and address the design...
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Báo cáo hóa học: "Research Article Intelligent Stale-Frame Discards for Real-Time Video Streaming over Wireless Ad Hoc Networks" ppt
Ngày tải lên :
21/06/2014, 23:20
... for video receiver (PVFD
R
):
PVFD
IN
=
Video frames discarded at IN B
Total number of video frames transmitted
,
(10)
PVFD
R
=
Received but useless video frames at receiver
Total number of video ... one video frame type at IN B
Packets dropped of all video frame types at IN B
.
(9)
(4) Percentage of video frame discards (PVFDs).Asdefined
in (10)and(11), PVFD is calculated separately, one for ... transmitted
.
(7)
(2) Percentage of video packets dropped (PVPD) at IN.
As defined in (8), PVPD represents the percentage of video
packet dropped at IN
Bforavideostream.PVPDisan
indicator of how...
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Báo cáo hóa học: " Research Article View Synthesis for Advanced 3D Video Systems" pot
Ngày tải lên :
22/06/2014, 00:20
... justify the additional value. Fortunately, alternative
3D video formats allow for reducing the raw data rate
significantly. When using the multiview video plus depth
(MVD) format only a subset M of ... filtering.
forming the basis for the advanced 3DV concept based on
MVD.
Further comparisons, for example, with the method from
[29] are only limited, since for this method, no results for the
Ballet ... single
video bit rate multiplied by N. For a 9-view display, MVC,
therefore, still requires 7.2 times the corresponding single
video bit rate. Such an increase is clearly prohibitive for the
success...
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Báo cáo hóa học: " Research Article Hybrid Modeling of Intra-DCT Coefficients for Real-Time Video Encoding" potx
Ngày tải lên :
22/06/2014, 00:20
... addition, data derived from anthropocentric
video analysis techniques can be used to infer human-related
semantic information for videos, to be utilised in video
annotation, retrieval, indexing, browsing, ... video. Finally, such
algorithms are indispensable building blocks for a number
Nikos Nikolaidis et al. 3
image transform based features for visual speech recognition
in clean and corrupted video ... anthropocentric
video analysis, namely, algorithms that aim to extract,
describe, and organize information regarding the basic
element of most videos: humans. This diverse group of
algorithms processes videos...
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Báo cáo hóa học: " Research Article Hybrid Modeling of Intra-DCT Coefficients for Real-Time Video Encoding" ppt
Ngày tải lên :
22/06/2014, 00:20
... prior to the video
processing relying on the quantization Q(u, v)andγ
in (18).
(4) During the intratransform, for residual f
(x, y),
if SAD <
G
(u
1,
v
1
) ì Q(u
1,
v
1
), for all u
1,
v
1
{
1, ... for H.264/AVC opti-
mization,” IEEE Transactions on Circuits and Systems for Video
Technology, vol. 16, no. 4, pp. 547–552, 2006.
[19] Z. Xie, Y. Liu, J. Liu, and T. Yang, “A general method for
detecting ... Circuits and Systems for Video Technology, vol.
17, no. 2, pp. 237–241, 2007.
[20]Y.H.Moon,G.Y.Kim,andJ.H.Kim,“Animproved
early detection algorithm for all-zero blocks in H.264 video
encoding,” IEEE...
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Báo cáo hóa học: " Research Article Energy-Efficient Bandwidth Allocation for Multiuser Scalable Video Streaming over WLAN" potx
Ngày tải lên :
22/06/2014, 19:20
... video streams from the access point
(AP) of a WLAN (see Figure 1). The video data are encoded
using a scalable video coding scheme and stored on a video
server accessed through the AP. Therefore, ... diversity for energy efficiency.
From the former analysis, and under the assumption that
all video users can require their own end-to-end quality, the
optimization problem is formulated with video ... performance
metric, while it is not the most appropriate choice for video
traffic. Some recent studies try however to improve the trans-
mission performance by exploring the specificities of video
traffic....
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Báo cáo hóa học: " Research Article Multiple Adaptations and Content-Adaptive FEC Using Parameterized RD Model for Embedded Wavelet Video" potx
Ngày tải lên :
22/06/2014, 19:20
... protection for H.263 compressed video, ”
IEEE Transactions on Circuits and Systems for Video Technology,
vol. 15, no. 3, pp. 412–419, 2005.
[19] J. T. H. Chung-How and D. R. Bull, “Robust H.263+ video for
real-time ... all coding unit information; therefore they
are not suitable for small mobile devices.
2.2. R-D side information and content-adaptive
FEC protection
For streaming of scalable video over lossy ... the side information and the complexity of the
adaptation are not trivial for small devices.
In addition to multiple adaptations of video data, R-
D side information is also very useful for content-adaptive
forward...
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Báo cáo hóa học: " Research Article JPEG2000-Compatible Scalable Scheme for Wavelet-Based Video Coding" doc
Ngày tải lên :
22/06/2014, 22:20
... wavelet-based
video coding through the example of the coder presented
in Figure 1. Wavelet transforms proved to be very powerful
tools for still-image coding. WT-based encoders achieve bet-
ter performances ... to WT-based video coding. In the proposed
scheme, the input video data firstly undergo a temporal anal-
ysis based on the motion-compensated lifted wavelet trans-
form. The motion information is ... further im-
prove RD performance of the proposed scheme, making it an
interesting solution for the scalable video coding problem.
REFERENCES
[1] G. J. Sullivan and T. Wiegand, Video compression-from...
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