Yiheng Li李易恒 Personal website个人网站
26 / 26
2026 6
Predicting severe COVID-19 around admission from a CT scan, the chart, and a blood test 11 MIN11 分钟 medical imagingcovid-19multimodalradiomicsmachine learning ◼ 入院时用 CT、病历和化验预测新冠重症 9 MIN9 分钟 medical imagingcovid-19multimodalradiomicsmachine learning ◼ Teaching a model to redraw lung tumors, then reusing what it learned 10 MIN10 分钟 medical imagingself-supervised learninglung cancerrepresentation learningresearch ◼ 让模型学会重画肺部病灶，再把学到的东西拿去用 8 MIN8 分钟 medical imagingself-supervised learninglung cancerrepresentation learningresearch ◼ Eight chest X-ray models, nine datasets, and what one score leaves out 10 MIN10 分钟 medical imagingevaluationchest x-rayfoundation modelsbenchmark ◼ 八个胸片模型、九个数据集，以及一个分数看不到的东西 8 MIN8 分钟 medical imagingevaluationchest x-rayfoundation modelsbenchmark ◼
2021 3
Brief Walkthrough of Famous ImageNet Contenders 8 MIN8 分钟 machine learningimage net ◼ Using HDF5 format for python file saving and loading 5 MIN5 分钟 pythonpackage ◼ LSTM Walk Through 5 MIN5 分钟 machine learningalgorithmLSTMRNN ◼
2020 17
Notes About the Logics Behind the Development of Tree-Based Models 6 MIN6 分钟 statsalgorithmmachine learning ◼ Projects Archive 2 MIN2 分钟 documents Complex Heatmap, flexible package for heatmap based on R 8 MIN8 分钟 Rpackage ◼ Pyradiomics Simple Usage 6 MIN6 分钟 pythonpackage ◼ Further Discussion of Relative Importance 11 MIN11 分钟 statsalgorithmlinear regression ◼ Multivariate Linear Regression -- Collinearity and Feature Importance 13 MIN13 分钟 statsalgorithmlinear regression ◼ CS229 Problem Sets Spring 2020 1 MIN1 分钟 machine learningmaterial Survival Analysis Case Study Using R 5 MIN5 分钟 Rcasesurvival analysis ◼ Survival Analysis -- the Basics 8 MIN8 分钟 statsalgorithmsurvival analysis ◼ EM Algorithm Notes 5 MIN5 分钟 machine learningemgmmalgorithm ◼ Kernel Method Note 7 MIN7 分钟 machine learningalgorithmkernel ◼ Generative Models -- Gaussian Discriminant Analysis 11 MIN11 分钟 machine learningalgorithmGDA ◼ Logistic Regression Updated with Newton's Method 5 MIN5 分钟 machine learninglogistic regressionalgorithmNewton's methodloss function ◼ Store Almost Any Objects of Python in Files 2 MIN2 分钟 pythonpackage ◼ Probabilistic Interpretation of Sum of Square Loss Function 2 MIN2 分钟 machine learningloss functionprobability ◼ Positive Semidefinite Matrix in Machine Learning 3 MIN3 分钟 machine learninglinear algebra ◼ SMOTE with Python 3 MIN3 分钟 machine learningpythonover sampling ◼