Application and practice of AI technology in quantitative investment

no code implementations • 28 Apr 2024 • Shuochen Bi, Wenqing Bao, Jue Xiao, Jiangshan Wang, Tingting Deng

With the continuous development of artificial intelligence technology, using machine learning technology to predict market trends may no longer be out of reach.

Decision Making

GRA: Detecting Oriented Objects through Group-wise Rotating and Attention

no code implementations • 17 Mar 2024 • Jiangshan Wang, Yifan Pu, Yizeng Han, Jiayi Guo, Yiru Wang, Xiu Li, Gao Huang

GRA can adaptively capture fine-grained features of objects with diverse orientations, comprising two key components: Group-wise Rotating and Group-wise Attention.

Object object-detection +2

Masked Co-attentional Transformer reconstructs 100x ultra-fast/low-dose whole-body PET from longitudinal images and anatomically guided MRI

no code implementations • 9 May 2022 • Yan-Ran, Wang, Liangqiong Qu, Natasha Diba Sheybani, Xiaolong Luo, Jiangshan Wang, Kristina Elizabeth Hawk, Ashok Joseph Theruvath, Sergios Gatidis, Xuerong Xiao, Allison Pribnow, Daniel Rubin, Heike E. Daldrup-Link

In this study, we utilize the global similarity between baseline and follow-up PET and magnetic resonance (MR) images to develop Masked-LMCTrans, a longitudinal multi-modality co-attentional CNN-Transformer that provides interaction and joint reasoning between serial PET/MRs of the same patient.

Assessing a Single Image in Reference-Guided Image Synthesis

no code implementations • 8 Dec 2021 • Jiayi Guo, Chaoqun Du, Jiangshan Wang, Huijuan Huang, Pengfei Wan, Gao Huang

For Reference-guided Image Synthesis (RIS) tasks, i. e., rendering a source image in the style of another reference image, where assessing the quality of a single generated image is crucial, these metrics are not applicable.

Image Generation