no code implementations • 6 Apr 2023 • Ali Amelia, Lourdes Pena-Castillo, Hamid Usefi
However, GWAS studies have technical variations that affect the reproducibility of identified biomarkers, such as differences in genotyping platforms and selection criteria for individuals to be genotyped.
no code implementations • 7 Aug 2020 • Hamid Usefi
Let $A$ be a matrix with its pseudo-matrix $A^{\dagger}$ and set $S=I-A^{\dagger}A$.
no code implementations • 4 Aug 2020 • Hanieh Marvi Khorasani, Hamid Usefi, Lourdes Peña-Castillo
In this work, we used a recently developed feature selection algorithm (DRPT) combined with a support vector machine (SVM) classifier to generate a model to discriminate between healthy subjects and subjects with UC based on the expression values of 32 genes in colon samples.
1 code implementation • 27 Feb 2020 • Majid Afshar, Hamid Usefi
We cluster features first based on $\Delta\mathbf{x}$ and then using the entropy of features.
2 code implementations • 26 Feb 2019 • Javad Rahimipour Anaraki, Hamid Usefi
Consider a supervised dataset $D=[A\mid \textbf{b}]$, where $\textbf{b}$ is the outcome column, rows of $D$ correspond to observations, and columns of $A$ are the features of the dataset.