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Survival prediction plays a crucial role in assisting clinicians with the development of cancer treatment protocols. Recent evidence shows that multimodal data can help in the diagnosis of cancer disease and improve survival prediction.…

图像与视频处理 · 电气工程与系统科学 2023-11-14 Ruiquan Ge , Xiangyang Hu , Rungen Huang , Gangyong Jia , Yaqi Wang , Renshu Gu , Changmiao Wang , Elazab Ahmed , Linyan Wang , Juan Ye , Ye Li

Sentiment analysis and emotion recognition in videos are challenging tasks, given the diversity and complexity of the information conveyed in different modalities. Developing a highly competent framework that effectively addresses the…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Prasad Chaudhari , Aman Kumar , Chandravardhan Singh Raghaw , Mohammad Zia Ur Rehman , Nagendra Kumar

We consider the viability of a modularised mechanistic online machine learning framework to learn signals in low-frequency financial time series data. The framework is proved on daily sampled closing time-series data from JSE equity…

统计金融 · 定量金融 2021-01-11 Joel da Costa , Tim Gebbie

We propose Mixed-Panels-Transformer Encoder (MPTE), a novel framework for estimating factor models in panel datasets with mixed frequencies and nonlinear signals. Traditional factor models rely on linear signal extraction and require…

计量经济学 · 经济学 2026-01-26 Alessio Brini , Ekaterina Seregina

Unsupervised fault detection in multivariate time series plays a vital role in ensuring the stable operation of complex systems. Traditional methods often assume that normal data follow a single Gaussian distribution and identify anomalies…

机器学习 · 计算机科学 2025-07-01 Hong Liu , Xiuxiu Qiu , Yiming Shi , Miao Xu , Zelin Zang , Zhen Lei

Accurate multi-horizon retail forecasts are critical for inventory and promotions. We present a novel study of weekly Walmart sales (45 stores, 2010--2012) using a Temporal Fusion Transformer (TFT) that fuses static store identifiers with…

Processing and fusing information among multi-modal is a very useful technique for achieving high performance in many computer vision problems. In order to tackle multi-modal information more effectively, we introduce a novel framework for…

计算机视觉与模式识别 · 计算机科学 2019-05-01 Dong Wang , Yuan Yuan , Qi Wang

Successful quantitative investment usually relies on precise predictions of the future movement of the stock price. Recently, machine learning based solutions have shown their capacity to give more accurate stock prediction and become…

机器学习 · 计算机科学 2021-06-28 Hengxu Lin , Dong Zhou , Weiqing Liu , Jiang Bian

Multimodal federated learning (MFL) is a distributed framework for training multimodal models without uploading local multimodal data of clients, thereby effectively protecting client privacy. However, multimodal data is commonly…

分布式、并行与集群计算 · 计算机科学 2025-09-17 Xuefeng Han , Wen Chen , Jun Li , Ming Ding , Qingqing Wu , Kang Wei , Xiumei Deng , Yumeng Shao , Qiong Wu

We introduce an innovative framework that leverages advanced big data techniques to analyze dynamic co-movement between stocks and their underlying fundamentals using high-frequency stock market data. Our method identifies leading…

统计金融 · 定量金融 2024-11-07 Lyuhong Wang , Jiawei Jiang , Yang Zhao

Time series forecasting is crucial in many fields, yet current deep learning models struggle with noise, data sparsity, and capturing complex multi-scale patterns. This paper presents MFF-FTNet, a novel framework addressing these challenges…

机器学习 · 计算机科学 2024-11-27 Yangyang Shi , Qianqian Ren , Yong Liu , Jianguo Sun

In this paper, we mainly focus on the prediction of short-term average return directions in China's high-frequency futures market. As minor fluctuations with limited amplitude and short duration are typically regarded as random noise, only…

交易与市场微观结构 · 定量金融 2025-08-12 Ying Peng , Yifan Zhang , Xin Wang

In the health domain, decisions are often based on different data modalities. Thus, when creating prediction models, multimodal fusion approaches that can extract and combine relevant features from different data modalities, can be highly…

人工智能 · 计算机科学 2024-02-20 Mafalda Malafaia , Thalea Schlender , Peter A. N. Bosman , Tanja Alderliesten

Applications of deep learning in financial market prediction has attracted huge attention from investors and researchers. In particular, intra-day prediction at the minute scale, the dramatically fluctuating volume and stock prices within…

统计金融 · 定量金融 2023-05-25 Yuze Lu , Hailong Zhang , Qiwen Guo

Deep learning has proven to be a highly effective tool for a wide range of applications, significantly when leveraging the power of multi-loss functions to optimize performance on multiple criteria simultaneously. However, optimal selection…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Amin Golnari , Mostafa Diba

Accurate tumor segmentation in PET/CT images is crucial for computer-aided cancer diagnosis and treatment. The primary challenge lies in effectively integrating the complementary information from PET and CT images. In clinical settings, the…

图像与视频处理 · 电气工程与系统科学 2025-01-03 Yuxuan Qi , Li Lin , Jiajun Wang , Bin Zhang , Jingya Zhang

Next-generation wireless networks are expected to leverage multi-modal data sources to execute various wireless communication tasks such as beamforming and blockage prediction with situational-awareness. To do so, multi-modal transformers…

系统与控制 · 电气工程与系统科学 2026-04-22 Minsu Kim , Walid Saad , Kui Wang , Zongdian Li , Tao Yu , Kei Sakaguchi

Lead-lag relationships, integral to market dynamics, offer valuable insights into the trading behavior of high-frequency traders (HFTs) and the flow of information at a granular level. This paper investigates the lead-lag relationships…

计算金融 · 定量金融 2025-01-07 Guanlin Li , Xiyan Chen , Yingzheng Liu

Multi-modal crowd counting is a crucial task that uses multi-modal cues to estimate the number of people in crowded scenes. To overcome the gap between different modalities, we propose a modal emulation-based two-pass multi-modal…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Chenhao Wang , Xiaopeng Hong , Zhiheng Ma , Yupeng Wei , Yabin Wang , Xiaopeng Fan

In multimodal sentiment analysis (MSA), the performance of a model highly depends on the quality of synthesized embeddings. These embeddings are generated from the upstream process called multimodal fusion, which aims to extract and combine…

计算与语言 · 计算机科学 2021-09-17 Wei Han , Hui Chen , Soujanya Poria
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