Search Results for author: Hongyi Pan

Found 20 papers, 5 papers with code

A Probabilistic Hadamard U-Net for MRI Bias Field Correction

no code implementations8 Mar 2024 Xin Zhu, Hongyi Pan, Yury Velichko, Adam B. Murphy, Ashley Ross, Baris Turkbey, Ahmet Enis Cetin, Ulas Bagci

Random samples drawn from latent space are then incorporated with a prototypical corrected image to generate multiple plausible images.

MRI segmentation

Stein Variational Gradient Descent-based Detection For Random Access With Preambles In MTC

no code implementations15 Sep 2023 Xin Zhu, Hongyi Pan, Salih Atici, Ahmet Enis Cetin

Traditional preamble detection algorithms have low accuracy in the grant-based random access scheme in massive machine-type communication (mMTC).

ADC/DAC-Free Analog Acceleration of Deep Neural Networks with Frequency Transformation

no code implementations4 Sep 2023 Nastaran Darabi, Maeesha Binte Hashem, Hongyi Pan, Ahmet Cetin, Wilfred Gomes, Amit Ranjan Trivedi

Moreover, our novel array micro-architecture enables adaptive stitching of cells column-wise and row-wise, thereby facilitating perfect parallelism in computations.

Computational Efficiency Model Compression

Wildfire Detection Via Transfer Learning: A Survey

no code implementations21 Jun 2023 Ziliang Hong, Emadeldeen Hamdan, Yifei Zhao, Tianxiao Ye, Hongyi Pan, A. Enis Cetin

This paper surveys different publicly available neural network models used for detecting wildfires using regular visible-range cameras which are placed on hilltops or forest lookout towers.

Transfer Learning

A Hybrid Quantum-Classical Approach based on the Hadamard Transform for the Convolutional Layer

1 code implementation27 May 2023 Hongyi Pan, Xin Zhu, Salih Atici, Ahmet Enis Cetin

In this paper, we propose a novel Hadamard Transform (HT)-based neural network layer for hybrid quantum-classical computing.

Multichannel Orthogonal Transform-Based Perceptron Layers for Efficient ResNets

no code implementations13 Mar 2023 Hongyi Pan, Emadeldeen Hamdan, Xin Zhu, Salih Atici, Ahmet Enis Cetin

Trainable soft-thresholding layers, that remove noise in the transform domain, bring nonlinearity to the transform domain layers.

Input Normalized Stochastic Gradient Descent Training of Deep Neural Networks

1 code implementation20 Dec 2022 Salih Atici, Hongyi Pan, Ahmet Enis Cetin

We evaluate the efficiency of our training algorithm on benchmark datasets using ResNet-18, WResNet-20, ResNet-50, and a toy neural network.

DCT Perceptron Layer: A Transform Domain Approach for Convolution Layer

no code implementations15 Nov 2022 Hongyi Pan, Xin Zhu, Salih Atici, Ahmet Enis Cetin

In this paper, we propose a novel Discrete Cosine Transform (DCT)-based neural network layer which we call DCT-perceptron to replace the $3\times3$ Conv2D layers in the Residual neural Network (ResNet).

Real-time Wireless ECG-derived Respiration Rate Estimation Using an Autoencoder with a DCT Layer

1 code implementation15 Nov 2022 Hongyi Pan, Xin Zhu, Zhilu Ye, Pai-Yen Chen, Ahmet Enis Cetin

To improve the estimation precision, we propose a neural network that uses a novel Discrete Cosine Transform (DCT) layer to denoise and decorrelates the data.

Multipod Convolutional Network

no code implementations3 Oct 2022 Hongyi Pan, Salih Atici, Ahmet Enis Cetin

In this paper, we introduce a convolutional network which we call MultiPodNet consisting of a combination of two or more convolutional networks which process the input image in parallel to achieve the same goal.

Object Recognition

Block Walsh-Hadamard Transform Based Binary Layers in Deep Neural Networks

no code implementations7 Jan 2022 Hongyi Pan, Diaa Badawi, Ahmet Enis Cetin

In both 1-D and 2-D layers, we compute the binary WHT of the input feature map and denoise the WHT domain coefficients using a nonlinearity which is obtained by combining soft-thresholding with the tanh function.

Denoising

Multiplication-Avoiding Variant of Power Iteration with Applications

no code implementations22 Oct 2021 Hongyi Pan, Diaa Badawi, Runxuan Miao, Erdem Koyuncu, Ahmet Enis Cetin

In this paper, we introduce multiplication-avoiding power iteration (MAPI), which replaces the standard $\ell_2$-inner products that appear at the regular power iteration (RPI) with multiplication-free vector products which are Mercer-type kernel operations related with the $\ell_1$ norm.

Image Reconstruction Recommendation Systems

Robust Principal Component Analysis Using a Novel Kernel Related with the L1-Norm

no code implementations25 May 2021 Hongyi Pan, Diaa Badawi, Erdem Koyuncu, A. Enis Cetin

We consider a family of vector dot products that can be implemented using sign changes and addition operations only.

Image Reconstruction

Fast Walsh-Hadamard Transform and Smooth-Thresholding Based Binary Layers in Deep Neural Networks

no code implementations14 Apr 2021 Hongyi Pan, Diaa Dabawi, Ahmet Enis Cetin

In this paper, we propose a novel layer based on fast Walsh-Hadamard transform (WHT) and smooth-thresholding to replace $1\times 1$ convolution layers in deep neural networks.

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