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3D Models' retrieval system design based on Poisson's histogram of 2D selective views

2013· article· en· W2005408973 on OpenAlexaboutno aff
Mohammad Ramezani, Hossein Ebrahimnezhad

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
Topic3D Shape Modeling and Analysis
Canadian institutionsnot available
Fundersnot available
KeywordsSilhouetteComputer scienceCorrectnessHistogramCluster analysisSet (abstract data type)Image retrievalk-means clusteringArtificial intelligencePattern recognition (psychology)Poisson distributionData miningInformation retrievalImage (mathematics)MathematicsAlgorithmStatistics

Abstract

fetched live from OpenAlex

In this paper, we provide an effective new 3D models' retrieval system based on Poisson equation. Usually, 3D models have considered in two major kinds: directly in 3D space and indirectly by a set of 2D views that extracted from that model. Compared with the obtained results of different kind of these kinds of methods, we try to design our 3D models' retrieval system on special 2D views that select by using Kmeans clustering method that uses a set of geometric features of each silhouette to result the most discriminating views. This will be great helpful to improve any 3D model retrieval system performance. After finding the best views of each 3D model, we will use the Poisson equation to define 2D views' shape signature that used in a retrieval system in histogram form. We use the 3D shapes of McGill database to verify the performance of our proposed 3D models' retrieval. The simulation results show that proposed method is better performance rather than some existing 2D view and histogram based shape descriptors in retrieving correctness.

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 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: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Methods · Consensus signal: none
Teacher disagreement score0.972
Threshold uncertainty score0.562

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 communication0.0000.000
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 head0.027
GPT teacher head0.208
Teacher spread0.182 · 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 teacher head, not a consensus.

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

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

Citations2
Published2013
Admission routes1
Has abstractyes

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