Search Results for author: Yunan Wu

Found 9 papers, 2 papers with code

Smooth Attention for Deep Multiple Instance Learning: Application to CT Intracranial Hemorrhage Detection

1 code implementation18 Jul 2023 Yunan Wu, Francisco M. Castro-Macías, Pablo Morales-Álvarez, Rafael Molina, Aggelos K. Katsaggelos

Multiple Instance Learning (MIL) has been widely applied to medical imaging diagnosis, where bag labels are known and instance labels inside bags are unknown.

Multiple Instance Learning

The ART of Transfer Learning: An Adaptive and Robust Pipeline

no code implementations30 Apr 2023 Boxiang Wang, Yunan Wu, Chenglong Ye

Transfer learning is an essential tool for improving the performance of primary tasks by leveraging information from auxiliary data resources.

Learning Theory Sparse Learning +1

DeepCOVID-Fuse: A Multi-modality Deep Learning Model Fusing Chest X-Radiographs and Clinical Variables to Predict COVID-19 Risk Levels

no code implementations20 Jan 2023 Yunan Wu, Amil Dravid, Ramsey Michael Wehbe, Aggelos K. Katsaggelos

The pre-trained fusion model with only CXRs as input increases accuracy to 0. 632 and AUC to 0. 813 and with only clinical variables as input increases accuracy to 0. 539 and AUC to 0. 733.

Can Deep Learning Assist Automatic Identification of Layered Pigments From XRF Data?

no code implementations26 Jul 2022 Bingjie, Xu, Yunan Wu, Pengxiao Hao, Marc Vermeulen, Alicia McGeachy, Kate Smith, Katherine Eremin, Georgina Rayner, Giovanni Verri, Florian Willomitzer, Matthias Alfeld, Jack Tumblin, Aggelos Katsaggelos, Marc Walton

The pigment identification results demonstrated that our model achieved comparable results to the analysis by elemental mapping, suggesting the generalizability and stability of our model.

Investigating the Potential of Auxiliary-Classifier GANs for Image Classification in Low Data Regimes

no code implementations22 Jan 2022 Amil Dravid, Florian Schiffers, Yunan Wu, Oliver Cossairt, Aggelos K. Katsaggelos

Generative Adversarial Networks (GANs) have shown promise in augmenting datasets and boosting convolutional neural networks' (CNN) performance on image classification tasks.

Classification Image Classification +1

Resampling-based Confidence Intervals for Model-free Robust Inference on Optimal Treatment Regimes

no code implementations25 Nov 2019 Yunan Wu, Lan Wang

We first study a smoothed robust estimator that directly targets the parameter corresponding to the Bayes decision rule for optimal treatment regimes estimation.

A Survey of Tuning Parameter Selection for High-dimensional Regression

no code implementations10 Aug 2019 Yunan Wu, Lan Wang

Penalized (or regularized) regression, as represented by Lasso and its variants, has become a standard technique for analyzing high-dimensional data when the number of variables substantially exceeds the sample size.

regression Vocal Bursts Intensity Prediction

A Comparison of 1-D and 2-D Deep Convolutional Neural Networks in ECG Classification

1 code implementation16 Oct 2018 Yunan Wu, Feng Yang, Ying Liu, Xuefan Zha, Shaofeng Yuan

Then, in order to alleviate the overfitting problem in two-dimensional network, we initialize AlexNet-like network with weights trained on ImageNet, to fit the training ECG images and fine-tune the model, and to further improve the accuracy and robustness of ECG classification.

ECG Classification General Classification

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