Search Results for author: Chen Shi

Found 17 papers, 8 papers with code

AlphaFin: Benchmarking Financial Analysis with Retrieval-Augmented Stock-Chain Framework

1 code implementation19 Mar 2024 Xiang Li, Zhenyu Li, Chen Shi, Yong Xu, Qing Du, Mingkui Tan, Jun Huang, Wei Lin

The task of financial analysis primarily encompasses two key areas: stock trend prediction and the corresponding financial question answering.

Benchmarking Question Answering +2

AACP: Aesthetics assessment of children's paintings based on self-supervised learning

no code implementations12 Mar 2024 Shiqi Jiang, Ning li, Chen Shi, Liping Guo, Changbo Wang, Chenhui Li

To solve this problem, we construct an aesthetics assessment dataset of children's paintings and a model based on self-supervised learning.

Self-Supervised Learning

DreaMoving: A Human Video Generation Framework based on Diffusion Models

no code implementations8 Dec 2023 Mengyang Feng, Jinlin Liu, Kai Yu, Yuan YAO, Zheng Hui, Xiefan Guo, Xianhui Lin, Haolan Xue, Chen Shi, Xiaowen Li, Aojie Li, Xiaoyang Kang, Biwen Lei, Miaomiao Cui, Peiran Ren, Xuansong Xie

In this paper, we present DreaMoving, a diffusion-based controllable video generation framework to produce high-quality customized human videos.

Video Generation

An APT Event Extraction Method Based on BERT-BiGRU-CRF for APT Attack Detection

no code implementations Electronics 2023 Ga Xiang, Chen Shi, Yangsen Zhang

To enhance the understanding of APT attacks, in this paper, a novel approach for extracting APT attack events from web texts is proposed.

Event Extraction

McQueen: a Benchmark for Multimodal Conversational Query Rewrite

1 code implementation23 Oct 2022 Yifei Yuan, Chen Shi, Runze Wang, Liyi Chen, Feijun Jiang, Yuan You, Wai Lam

In this paper, we propose the task of multimodal conversational query rewrite (McQR), which performs query rewrite under the multimodal visual conversation setting.

Boosting 3D Object Detection via Object-Focused Image Fusion

1 code implementation21 Jul 2022 Hao Yang, Chen Shi, Yihong Chen, LiWei Wang

Given a set of point features and image feature maps, DeMF adaptively aggregates image features by taking the projected 2D location of the 3D point as reference.

3D Object Detection Object +1

NER-BERT: A Pre-trained Model for Low-Resource Entity Tagging

no code implementations1 Dec 2021 Zihan Liu, Feijun Jiang, Yuxiang Hu, Chen Shi, Pascale Fung

Named entity recognition (NER) models generally perform poorly when large training datasets are unavailable for low-resource domains.

Language Modelling named-entity-recognition +2

BiToD: A Bilingual Multi-Domain Dataset For Task-Oriented Dialogue Modeling

1 code implementation5 Jun 2021 Zhaojiang Lin, Andrea Madotto, Genta Indra Winata, Peng Xu, Feijun Jiang, Yuxiang Hu, Chen Shi, Pascale Fung

However, existing datasets for end-to-end ToD modeling are limited to a single language, hindering the development of robust end-to-end ToD systems for multilingual countries and regions.

Cross-Lingual Transfer Transfer Learning

Dynamic Dual Sampling Module for Fine-Grained Semantic Segmentation

no code implementations25 May 2021 Chen Shi, Xiangtai Li, Yanran Wu, Yunhai Tong, Yi Xu

Representation of semantic context and local details is the essential issue for building modern semantic segmentation models.

Segmentation Semantic Segmentation

Fast and Accurate Scene Parsing via Bi-direction Alignment Networks

1 code implementation25 May 2021 Yanran Wu, Xiangtai Li, Chen Shi, Yunhai Tong, Yang Hua, Tao Song, Ruhui Ma, Haibing Guan

Motivated by this, we propose a novel network by aligning two-path information into each other through a learned flow field.

Scene Parsing

Alfvénic versus non-Alfvénic turbulence in the inner heliosphere as observed by Parker Solar Probe

no code implementations4 Jan 2021 Chen Shi, Marco Velli, Olga Panasenco, Anna Tenerani, Victor Réville, Stuart D. Bale, Justin Kasper, Kelly Korreck, J. W. Bonnell, Thierry Dudok de Wit, David M. Malaspina, Keith Goetz, Peter R. Harvey, Robert J. MacDowall, Marc Pulupa, Anthony W. Case, Davin Larson, J. L. Verniero, Roberto Livi, Michael Stevens, Phyllis Whittlesey, Milan Maksimovic, Michel Moncuquet

We make use of the Parker Solar Probe (PSP) data to explore the nature of solar wind turbulence focusing on the Alfv\'enic character and power spectra of the fluctuations and their dependence on distance and context (i. e. large scale solar wind properties), aiming to understand the role that different effects such as source properties, solar wind expansion, stream interaction might play in determining the turbulent state.

Solar and Stellar Astrophysics Space Physics

Deep RNN Framework for Visual Sequential Applications

1 code implementation CVPR 2019 Bo Pang, Kaiwen Zha, Hanwen Cao, Chen Shi, Cewu Lu

There are mainly two novel designs in our deep RNN framework: one is a new RNN module called Context Bridge Module (CBM) which splits the information flowing along the sequence (temporal direction) and along depth (spatial representation direction), making it easier to train when building deep by balancing these two directions; the other is the Overlap Coherence Training Scheme that reduces the training complexity for long visual sequential tasks on account of the limitation of computing resources.

Future prediction SSIM +1

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