MétaCan
Menu
Back to cohort
Record W2358688097

Detection of License Plate and Its Orientation Correction

2010· article· en· W2358688097 on OpenAlexvenueno aff
Jingqi Yan

Bibliographic record

VenueMicrocomputer applications · 2010
Typearticle
Languageen
FieldEngineering
TopicVehicle License Plate Recognition
Canadian institutionsnot available
Fundersnot available
KeywordsLicenseComputer scienceOrientation (vector space)Computer visionTilt (camera)Artificial intelligenceTranslation (biology)PixelPosition (finance)Projection (relational algebra)Connected componentLine (geometry)AlgorithmGeometryMathematics
DOInot available

Abstract

fetched live from OpenAlex

This paper proposes a fast and accuracy method of license plate location and its orientation correction based on the information of the characters.Firstly,by using gray morphology(top-hat) to enhance the license plate region,the method well appears in the binary image.Secondly,find specific location of license plates through the number of connected components and their position are found.Finally,make orientation correction according to the center of connected components are made.This step contains two points,horizontal and vertical correction.Horizontal tilt angle can be got by the line through the center of the connected components.And vertical correction can be done by projection and pixels translation.The experimental results show that the proposed method can performance well even in the complicated conditions.The results of license plate location and the orientation correction are very good.

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)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation 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: Empirical · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.007

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0020.001
Science and technology studies0.0000.000
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0020.003

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 head0.004
GPT teacher head0.197
Teacher spread0.193 · 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 designBench or experimental
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
Published2010
Admission routes1
Has abstractyes

Explore more

Same venueMicrocomputer applicationsSame topicVehicle License Plate RecognitionFrench-language works237,207