MétaCan
Menu
Back to cohort
Record W2100822646 · doi:10.1109/ihmsc.2015.182

A New Brain MRI Image Segmentation Strategy Based on K-means Clustering and SVM

2015· article· en· W2100822646 on OpenAlexfundno aff
Jianwei Liu, Lei Guo

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldComputer Science
TopicMedical Image Segmentation Techniques
Canadian institutionsnot available
FundersNational Natural Science Foundation of ChinaMcGill University
KeywordsArtificial intelligenceSupport vector machinePattern recognition (psychology)Cluster analysisComputer scienceSegmentationImage segmentationNoise (video)Segmentation-based object categorizationPixelScale-space segmentationComputer visionFeature (linguistics)k-means clusteringImage (mathematics)

Abstract

fetched live from OpenAlex

For the problem of noise and no reference image during brain magnetic resonance imagery (MRI) image segmentation, this paper proposes a new strategy to segment brain MRI image based on K-means clustering algorithm and support vector machine (SVM). Firstly, the strategy segments brain MRI image using K-means clustering algorithm to obtain the initial classification result as the class label, secondly, the feature vectors of each pixel of brain tissue are selected as the training samples and test samples, finally, brain MRI image is segmented by SVM. Experimental results show that the proposed segmentation strategy obtains better segmentation effect, especially has a good noise suppression for brain images with low signal-noise-ratio (SNR).

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: none
GenreCandidate signal: Methods · Consensus signal: Methods
Teacher disagreement score0.895
Threshold uncertainty score0.365

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 head0.030
GPT teacher head0.310
Teacher spread0.280 · 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

Citations22
Published2015
Admission routes1
Has abstractyes

Explore more

Same topicMedical Image Segmentation TechniquesFrench-language works237,207