Search Results for author: Justin Zhan

Found 5 papers, 1 papers with code

BSSAD: Towards A Novel Bayesian State-Space Approach for Anomaly Detection in Multivariate Time Series

no code implementations30 Jan 2023 Usman Anjum, Samuel Lin, Justin Zhan

The design of our approach combines the strength of Bayesian state-space algorithms in predicting the next state and the effectiveness of recurrent neural networks and autoencoders in understanding the relationship between the data to achieve high accuracy in detecting anomalies.

Anomaly Detection Time Series +1

WaveNets: Wavelet Channel Attention Networks

1 code implementation4 Nov 2022 Hadi Salman, Caleb Parks, Shi Yin Hong, Justin Zhan

Next, we test wavelet transform as a standalone channel compression method.

Image Classification

GHM Wavelet Transform for Deep Image Super Resolution

no code implementations16 Apr 2022 Ben Lowe, Hadi Salman, Justin Zhan

All single-level wavelets report similar results indicating that the convolutional neural network is invariant to choice of wavelet in a single-level filter approach.

Image Super-Resolution

Neighborhood Random Walk Graph Sampling for Regularized Bayesian Graph Convolutional Neural Networks

no code implementations14 Dec 2021 Aneesh Komanduri, Justin Zhan

The Graph Neural Network (GNN) has proven to be a very useful tool in a variety of graph learning tasks including node classification, link prediction, and edge classification.

Classification Edge Classification +4

A Comparative Study of Transformer-Based Language Models on Extractive Question Answering

no code implementations7 Oct 2021 Kate Pearce, Tiffany Zhan, Aneesh Komanduri, Justin Zhan

Question Answering (QA) is a task in natural language processing that has seen considerable growth after the advent of transformers.

Extractive Question-Answering Question Answering

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