v.Cortex Brochure - MPEG Video QoE (MOS)
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Transcript of v.Cortex Brochure - MPEG Video QoE (MOS)
v.Cortex saves you time and provides consistent,
accurate quality measurements, ensuring your video
assets meet customer expectations
VOD
The PC-based software watches your MPEG-2 and H.264 distribution
quality video files, and provides an estimate of your customers’ quality
perception, or perceived Mean Opinion Score (pMOS).
REPORT
High Quality
Video File Transcoder /
Encoder
Video Server
IRD /
Decoders
Encoding /
MUXing CA
DSLAM/QAM
/IP
v.Cortex Perceptual
Analyzer
v.Cortex is a No Reference Model
Encoder
The human visual system (HVS) is aware of
MPEG impairments without seeing
original, or source video. v.Cortex is a no-
reference model, like the HVS, and does
not require source material to estimate
quality.
Encoded Source
1. MPEG bit-stream analysis (quantizer level)
2. Pixel-domain (compression artifact concealment)
0101010111010010
1111010101010101
0100001010101000
0101010101001010
1010100001111111
pMOS | perceptual Mean Opinion Score
v.Cortex Your Virtual Audience
Consistent, Accurate Measurement
of Perceptual Quality for
Distribution MPEG Video Files
v.Cortex System Requirements
• Intel i5 2.4GHz or faster, minimum 4 cores
• 1050x1680 min. resolution (1080x1920
recommended)
• 4GB RAM
• Windows 7 (64bit)
File Formats (v.Cortex accepts many MPEG file containers)
and resolutions:
AVC 480 – 576 512kbps to 5Mbps
AVC 720 – 1080 3Mbps to 11Mbps
MPEG-2 480 – 576 1.5Mbps to 7Mbps
MPEG-2 720 – 1080 9Mbps to 21Mbps
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