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Full-Text Articles in Physical Sciences and Mathematics

A Hybrid Prognostic Model For Oral Cancer Based On Clinicopathologic And Genomic Markers, Sameem Abdul Kareem Jan 2014

A Hybrid Prognostic Model For Oral Cancer Based On Clinicopathologic And Genomic Markers, Sameem Abdul Kareem

Sameem Abdul Kareem

There are very few prognostic studies that combine both clinicopathologic and genomic data. Most of the studies use only clinicopathologic factors without taking into consideration the tumour biology and molecular information, while some studies use genomic markers or microarray information only without the clinicopathologic parameters. Thus, these studies may not be able to prognoses a patient effectively. Previous studies have shown that prognosis results are more accurate when using both clinicopathologic and genomic data. The objectives of this research were to apply hybrid artificial intelligent techniques in the prognosis of oral cancer based on the correlation of clinicopathologic and genomic …


The Applicability Of Greulich And Pyle Atlas To Assess Skeletal Age For Four Ethnic Groups, Sameem Abdul Kareem Dec 2013

The Applicability Of Greulich And Pyle Atlas To Assess Skeletal Age For Four Ethnic Groups, Sameem Abdul Kareem

Sameem Abdul Kareem

Background: Recently, determination of skeletal age, defined as the assessment of bone age, has rapidly become an important task between forensic experts and radiologists. The GreulichePyle (GP) atlas is one of the most frequently used methods for the assessment of skeletal age around the world. After presentation of the GP approach for the estimation of the bone age, much research has been conducted to examine the usability of this method in various geographic or ethnic categories. This study investigates on a small-scale and compares the reliability of the GP atlas for assessment of the bone age for four ethnic groups …


Automated Breast Profile Segmentation For Roi Detection Using Digital Mammograms, Sameem Abdul Kareem Nov 2010

Automated Breast Profile Segmentation For Roi Detection Using Digital Mammograms, Sameem Abdul Kareem

Sameem Abdul Kareem

Mammography is currently the most effective imaging modality used by radiologists for the screening of breast cancer. Finding an accurate, robust and efficient breast profile segmentation technique still remains a challenging problem in digital mammography. Extraction of the breast profile region and the pectoral muscle is an essential pre-processing step in the process of computer-aided detection. Primarily it allows the search for abnormalities to be limited to the region of the breast tissue without undue influence from the background of the mammogram. The presence of pectoral muscle in mammograms biases detection procedures, which recommends removing the pectoral muscle during mammogram …


Ann As A Tool For Medical Prognosis, Sameem Abdul Kareem Jan 2000

Ann As A Tool For Medical Prognosis, Sameem Abdul Kareem

Sameem Abdul Kareem

The analysis of cancer survival is used to determine the efficiency of treatment programmes and protocols; it is also used to determine the type of treatment. At the individual level a prediction of cancer survival can help patients make informed decisions with regards to their quality of life and future finances. Currently available prediction methods apply to groups of people, and may not be adequate to predict treatment outcome for individual patients. This paper presents a conceptual model of a cancer knowledge base incorporating a computer-based predictor for survival. It proposes the use of an artificial neural network (ANN) as …