{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,29]],"date-time":"2026-01-29T19:23:04Z","timestamp":1769714584761,"version":"3.49.0"},"reference-count":37,"publisher":"SAGE Publications","issue":"2","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IFS"],"published-print":{"date-parts":[[2023,8,1]]},"abstract":"<jats:p>Brain tumor is an anomalous growth of brain cells. Segmentation of brain tumors is currently the most important surgical and pharmaceutical procedure. However, manually segmenting the brain tumor is a challenging task due to the complex structure of brain. In recent years, artificial intelligence techniques with the fuzzy logic have shown better results in the field of medicine. In this work, a novel deep learning classification network with fuzzy hexagonal membership function (DLC-FHMF) model has been proposed for accurately segmenting brain tumors. The different MRI modalities namely T1, T1-c, T2 and Flair images are preprocessed using a fuzzy hexagonal trilateral and median filter to eliminate the Rician noise. Afterwards, the DLC-FHMF model is used for segmenting the tumor portion by using the multimodal composition of MRI as input. The fuzzy weights are determined with hexagonal membership functions and convoluted with the corresponding MRI images. The quantitative examination is carried out using the performance metrics namely accuracy, specificity, precision, sensitivity, incorrect segmentation, under-segmentation, and over-segmentation. In addition to the above metrics, the pre-processing metrics include PSNR, RMSE, and SSIM. The experimental fallout portrayals that the proposed DLC-FHMF approach attains a better accuracy range of 99% for detecting brain tumors using the BRATS 2013 dataset. The proposed DLC-FHMF model improves the overall accuracy by 15.1%, 11.1%, 3.0%, 21.2% and 0.5% better than ANN, SVM, NB, DNN and DAE respectively.<\/jats:p>","DOI":"10.3233\/jifs-221990","type":"journal-article","created":{"date-parts":[[2023,5,19]],"date-time":"2023-05-19T12:22:44Z","timestamp":1684498964000},"page":"2979-2992","source":"Crossref","is-referenced-by-count":1,"title":["Deep learning based brain tumor detection via fuzzy hexagonal membership function"],"prefix":"10.1177","volume":"45","author":[{"given":"R.","family":"Kala","sequence":"first","affiliation":[{"name":"Department of Computer Science and Engineering, Karpagam College of Engineering, Coimbatore, Tamil Nadu, India"}]},{"given":"P.","family":"Deepa","sequence":"additional","affiliation":[{"name":"Department of Electronics and Communication Engineering, Government College of Technology, Coimbatore, Tamil Nadu, 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