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End-to-End Generative Adversarial Face Hallucination Through Residual In Internal Dense Network

2021· article· en· W4206753990 on OpenAlexafffund
Xiang Wang, Yimin Yang, Qixiang Pang, Qiang Tang, Shan Du

Bibliographic record

Venue2021 29th European Signal Processing Conference (EUSIPCO) · 2021
Typearticle
Languageen
FieldComputer Science
TopicAdvanced Image Processing Techniques
Canadian institutionsUniversity of British Columbia, Okanagan CampusUniversity of British ColumbiaConfederation CollegeLakehead University
FundersUniversity of British Columbia
KeywordsHallucinatingDiscriminatorArtificial intelligenceComputer scienceFace (sociological concept)Face hallucinationResidualPixelComputer visionGenerator (circuit theory)InpaintingExploitPattern recognition (psychology)Image (mathematics)Facial recognition systemFace detectionAlgorithm

Abstract

fetched live from OpenAlex

Face hallucination has been a highly attractive computer vision research topic in recent years. It is still a particularly challenging task since the human face has a complex and delicate structure. In this paper, we propose a novel network structure, namely end-to-end Generative Adversarial Face Hallucination through Residual in Internal Dense Network (GAFH-RIDN), to hallucinate an unaligned tiny (32×32 pixels) low-resolution face image to its 8× (256×256 pixels) high-resolution counterpart. We propose a new architecture called Residual in Internal Dense Block (RIDB) for the generator and exploit an improved discriminator, Relativistic average Discriminator (RaD). In GAFH-RIDN, the generator is used to generate visually pleasant hallucinated face images, while the improved discriminator aims to evaluate how much input images are realistic. With continual adversarial learning, GAFH-RIDN is able to hallucinate perceptually plausible face images. Extensive experiments on large face datasets demonstrate that the proposed method significantly outperforms other state-of-the-art methods.

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.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.002
Threshold uncertainty score0.008

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.000
Science and technology studies0.0000.001
Scholarly communication0.0000.001
Open science0.0010.002
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0020.001

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 head0.035
GPT teacher head0.291
Teacher spread0.257 · 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

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designSimulation or modeling
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2021
Admission routes2
Has abstractyes

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Same venue2021 29th European Signal Processing Conference (EUSIPCO)Same topicAdvanced Image Processing TechniquesFrench-language works237,207