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Record W2168883560 · doi:10.1109/pv.2010.5706813

Forward Error Protection for low-delay packet video

2010· article· en· W2168883560 on OpenAlex
Zhi Li, Ashish Khisti, Bernd Girod

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldComputer Science
TopicError Correcting Code Techniques
Canadian institutionsUniversity of Toronto
Fundersnot available
KeywordsComputer scienceErasure codeForward error correctionErasureNetwork packetError detection and correctionBurst errorOnline codesReal-time computingPacket lossVideo qualityLuby transform codeAlgorithmComputer networkDecoding methodsBlock codeConcatenated error correction codeMetric (unit)

Abstract

fetched live from OpenAlex

We study different forward error correction (FEC) codes for packet video streaming over erasure channels with strict delay constraints. Our study includes traditional maximum distance separable (MDS) codes and streaming burst erasure codes with optimal delay performance. We develop a continuous-times model to calculate burst error correction capabilities of these codes with a delay constraint. Our analysis also incorporates Systematic Lossy Error Protection (SLEP) that achieves stronger error protection in exchange for a slight drop in video quality when error correction is needed. We provide simulation results for transmitting H.264/AVC encoded video over a bursty packet erasure channel and show that the combination of streaming erasure codes and SLEP greatly outperforms conventional MDS FEC for video streaming with a tight delay constraint.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Methods · Consensus signal: none
Teacher disagreement score0.607
Threshold uncertainty score0.480

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.022
GPT teacher head0.281
Teacher spread0.259 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Quick stats

Citations10
Published2010
Admission routes1
Has abstractyes

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