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Record W2387659154

Steganography Detection Algorithm for JPEG Image

2010· article· en· W2387659154 on OpenAlex

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

VenueJisuanji gongcheng · 2010
Typearticle
Languageen
FieldComputer Science
TopicImage and Video Stabilization
Canadian institutionsThe Alberta Paraplegic Foundation
Fundersnot available
KeywordsComputer scienceSteganographyDiscrete cosine transformJPEGSteganalysisHistogramArtificial intelligenceAlgorithmClassifier (UML)Pattern recognition (psychology)Digital imageQuantization (signal processing)Computer visionImage (mathematics)Image processing
DOInot available

Abstract

fetched live from OpenAlex

According to the changes of the historgrams of the first digital distribution and the individual DCT coefficients caused by the steganography algorithm,such as Outguess,F5,Steghide,this paper proposes a new detection algorithm for the JPEG Image.It extracts 144 features by using the first digital distribution and the histograms of individual DCT coefficients,and uses Fisher classifier for recognition.Experimental results show that the algorithm has high detection rate and chronic adaptability.

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)0.000
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: Other design · Consensus signal: none
GenreCandidate signal: Methods · Consensus signal: none
Teacher disagreement score0.816
Threshold uncertainty score0.555

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.001
Open science0.0000.000
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 head0.007
GPT teacher head0.251
Teacher spread0.243 · 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