MétaCan
Menu
Back to cohort
Record W3178274282 · doi:10.1109/cds52072.2021.00061

Improvement in Multi-Person 2D Pose Estimation: Applying Polar Representation in OpenPose

2021· article· en· W3178274282 on OpenAlexaff
Weixi Cai

Bibliographic record

Venue2021 2nd International Conference on Computing and Data Science (CDS) · 2021
Typearticle
Languageen
FieldComputer Science
TopicHuman Pose and Action Recognition
Canadian institutionsUniversity of Waterloo
Fundersnot available
KeywordsComputer sciencePoseRepresentation (politics)Artificial intelligenceSet (abstract data type)Key (lock)External Data RepresentationPolar coordinate systemData setConvolutional neural networkFrame (networking)Machine learningPolarData miningImage (mathematics)Pattern recognition (psychology)Mathematics

Abstract

fetched live from OpenAlex

Recent pose machines provide a relative accurate estimation in 2D real-time multi-person situations. In this work, we demonstrate an advanced open-pose design with a sequential stages of prediction and use of polar coordinate system. The main contribution of this paper is to denote a pose machine frame work based on the available open-pose model, which performs improvement in both efficiency and accuracy in image-dependent spatial models learning. We achieve this by considering additional information of image features with both a sequential structure of convolutional networks and the support of part affinity fields, as well as the advantages of using polar coordinate system, which efficiently predicting accurate estimates in multi-person cases. Our approach characterizes how the concept of part affinity fields can be used in key points connection. We perform competing methods on standard data sets including COCO data set, compare our result with several bottom-up approach and illustrate the result in straightforward ways.

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)0.004
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: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.004
Threshold uncertainty score0.015

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.004
Meta-epidemiology (narrow)0.0020.001
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0020.002
Science and technology studies0.0010.001
Scholarly communication0.0020.003
Open science0.0020.003
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0040.004

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 head0.156
GPT teacher head0.395
Teacher spread0.239 · 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

Citations4
Published2021
Admission routes1
Has abstractyes

Explore more

Same venue2021 2nd International Conference on Computing and Data Science (CDS)Same topicHuman Pose and Action RecognitionFrench-language works237,207