Search Results for author: Shiyu Zhang

Found 10 papers, 1 papers with code

Explore the difficulty of words and its influential attributes based on the Wordle game

no code implementations3 May 2023 Beibei Liu, Yuanfang Zhang, Shiyu Zhang

Afterwards, we take advantage of lasso regression to predict the deviation of guessing times expectation and quadratic programming to obtain the correction of the original distribution. To predict the difficulty levels, we first use hierarchical clustering to classify the difficulty levels based on the expectation of guessing times.

regression

See Your Heart: Psychological states Interpretation through Visual Creations

no code implementations11 Feb 2023 Likun Yang, Xiaokun Feng, Xiaotang Chen, Shiyu Zhang, Kaiqi Huang

Dataset analysis illustrates that SpyIn is not only able to support VEIT, but also more challenging compared with other captioning datasets.

Emotion Classification Image Captioning

Feature Prediction Diffusion Model for Video Anomaly Detection

no code implementations ICCV 2023 Cheng Yan, Shiyu Zhang, Yang Liu, Guansong Pang, Wenjun Wang

Motivated by the impressive generative and anti-noise capacity of diffusion model (DM), in this work, we introduce a novel DM-based method to predict the features of video frames for anomaly detection.

Anomaly Detection Denoising +1

Ensemble learning priors unfolding for scalable Snapshot Compressive Sensing

1 code implementation25 Jan 2022 Chengshuai Yang, Shiyu Zhang, Xin Yuan

To address these problems, we develop the ensemble learning priors to further improve the reconstruction accuracy and propose the scalable learning to empower deep learning the scalability just like the traditional algorithm.

Compressive Sensing Ensemble Learning

DetectorNet: Transformer-enhanced Spatial Temporal Graph Neural Network for Traffic Prediction

no code implementations19 Oct 2021 He Li, Shiyu Zhang, Xuejiao Li, Liangcai Su, Hongjie Huang, Duo Jin, Linghao Chen, Jianbing Huang, Jaesoo Yoo

Detectors with high coverage have direct and far-reaching benefits for road users in route planning and avoiding traffic congestion, but utilizing these data presents unique challenges including: the dynamic temporal correlation, and the dynamic spatial correlation caused by changes in road conditions.

Traffic Prediction

Geographic Spillover Effects of Prescription Drug Monitoring Programs (PDMPs)

no code implementations10 Jul 2021 Daniel Guth, Shiyu Zhang

We find that electronic PDMP implementation, whereby doctors and pharmacists can observe a patient's opioid purchase history, reduces a state's opioid sales but increases opioid sales in neighboring counties on the other side of the state border.

The OxyContin Reformulation Revisited: New Evidence From Improved Definitions of Markets and Substitutes

no code implementations4 Jan 2021 Shiyu Zhang, Daniel Guth

Using a novel and fine-grained source of all oxycodone sales from 2006-2014, we show that the reformulation led users to substitute from OxyContin to generic oxycodone, and the reformulation had no overall impact on opioid or heroin mortality.

Continuous Trajectory Planning Based on Learning Optimization in High Dimensional Input Space for Serial Manipulators

no code implementations18 Dec 2018 Shiyu Zhang, Shuling Dai

To continuously generate trajectories for serial manipulators with high dimensional degrees of freedom (DOF) in the dynamic environment, a real-time optimal trajectory generation method based on machine learning aiming at high dimensional inputs is presented in this paper.

Motion Planning Trajectory Planning

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