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Stock price movement prediction is a challenging and essential problem in finance. While it is well established in modern behavioral finance that the share prices of related stocks often move after the release of news via reactions and…

机器学习 · 计算机科学 2023-01-26 Luis Villamil , Ryan Bausback , Shaeke Salman , Ting L. Liu , Conrad Horn , Xiuwen Liu

This paper tries to address the problem of stock market prediction leveraging artificial intelligence (AI) strategies. The stock market prediction can be modeled based on two principal analyses called technical and fundamental. In the…

统计金融 · 定量金融 2021-07-05 Sohrab Mokhtari , Kang K. Yen , Jin Liu

Data-driven soft sensors are crucial in predicting key performance indicators in industrial systems. However, current methods predominantly rely on the supervised learning paradigms of parameter updating, which inherently faces challenges…

机器学习 · 计算机科学 2025-01-09 Shuo Tong , Han Liu , Runyuan Guo , Wenqing Wang , Xueqiong Tian , Lingyun Wei , Lin Zhang , Huayong Wu , Ding Liu , Youmin Zhang

Predicting a fast and accurate model for stock price forecasting is been a challenging task and this is an active area of research where it is yet to be found which is the best way to forecast the stock price. Machine learning, deep…

统计金融 · 定量金融 2024-02-13 Himanshu Gupta , Aditya Jaiswal

Training a practical and effective model for stock selection has been a greatly concerned problem in the field of artificial intelligence. Even though some of the models from previous works have achieved good performance in the U.S. market…

计算金融 · 定量金融 2019-11-07 Junming Yang , Yaoqi Li , Xuanyu Chen , Jiahang Cao , Kangkang Jiang

Recently, Large Language Models (LLMs) have attracted significant attention for their exceptional performance across a broad range of tasks, particularly in text analysis. However, the finance sector presents a distinct challenge due to its…

计算与语言 · 计算机科学 2024-06-18 Meiyun Wang , Kiyoshi Izumi , Hiroki Sakaji

This paper studies contextual biasing with Large Language Models (LLMs), where during second-pass rescoring additional contextual information is provided to a LLM to boost Automatic Speech Recognition (ASR) performance. We propose to…

计算与语言 · 计算机科学 2023-09-25 Chuanneng Sun , Zeeshan Ahmed , Yingyi Ma , Zhe Liu , Lucas Kabela , Yutong Pang , Ozlem Kalinli

Recommender systems are crucial for personalizing user experiences but often depend on implicit feedback data, which can be noisy and misleading. Existing denoising studies involve incorporating auxiliary information or learning strategies…

信息检索 · 计算机科学 2025-02-14 Shuyao Wang , Zhi Zheng , Yongduo Sui , Hui Xiong

Large language models (LLMs) have shown promise for automatic summarization but the reasons behind their successes are poorly understood. By conducting a human evaluation on ten LLMs across different pretraining methods, prompts, and model…

计算与语言 · 计算机科学 2023-02-01 Tianyi Zhang , Faisal Ladhak , Esin Durmus , Percy Liang , Kathleen McKeown , Tatsunori B. Hashimoto

Financial sentiment analysis (FSA) has attracted significant attention, and recent studies increasingly explore large language models (LLMs) for this field. Yet most work evaluates only classification metrics, leaving unclear whether…

计算工程、金融与科学 · 计算机科学 2025-09-17 Zijian Zhang , Rong Fu , Yangfan He , Xinze Shen , Yanlong Wang , Xiaojing Du , Haochen You , Jiazhao Shi , Simon Fong

With the rapid progress of large language models (LLMs) and the huge amount of text they generated, it becomes more and more impractical to manually distinguish whether a text is machine-generated. Given the growing use of LLMs in social…

计算与语言 · 计算机科学 2023-06-12 Jinyan Su , Terry Yue Zhuo , Di Wang , Preslav Nakov

Recent studies have revealed the intriguing few-shot learning ability of pretrained language models (PLMs): They can quickly adapt to a new task when fine-tuned on a small amount of labeled data formulated as prompts, without requiring…

计算与语言 · 计算机科学 2023-05-15 Yu Meng , Martin Michalski , Jiaxin Huang , Yu Zhang , Tarek Abdelzaher , Jiawei Han

We present a deep long short-term memory (LSTM)-based neural network for predicting asset prices, together with a successful trading strategy for generating profits based on the model's predictions. Our work is motivated by the fact that…

统计金融 · 定量金融 2019-05-09 Chariton Chalvatzis , Dimitrios Hristu-Varsakelis

In this paper, we demonstrate a surprising capability of large language models (LLMs): given only input feature names and a description of a prediction task, they are capable of selecting the most predictive features, with performance…

机器学习 · 计算机科学 2025-04-21 Daniel P. Jeong , Zachary C. Lipton , Pradeep Ravikumar

Few-shot classification aims to adapt to new tasks with limited labeled examples. To fully use the accessible data, recent methods explore suitable measures for the similarity between the query and support images and better high-dimensional…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Kaihui Cheng , Chule Yang , Xiao Liu , Naiyang Guan , Zhiyuan Wang

Financial markets are characterized by extreme non-stationarity, low signal-to-noise ratios, and strong dependence on external information such as news, company fundamentals, and macroeconomic signals. Yet, existing approaches either…

Large language models (LLMs) can be used as accessible and intelligent chatbots by constructing natural language queries and directly inputting the prompt into the large language model. However, different prompt' constructions often lead to…

计算与语言 · 计算机科学 2023-12-14 Jinta Weng , Jiarui Zhang , Yue Hu , Daidong Fa , Xiaofeng Xuand , Heyan Huang

To advance argumentative stance prediction as a multimodal problem, the First Shared Task in Multimodal Argument Mining hosted stance prediction in crucial social topics of gun control and abortion. Our exploratory study attempts to…

计算与语言 · 计算机科学 2023-10-12 Arushi Sharma , Abhibha Gupta , Maneesh Bilalpur

Large Language Models (LLMs), with their remarkable ability to tackle challenging and unseen reasoning problems, hold immense potential for tabular learning, that is vital for many real-world applications. In this paper, we propose a novel…

机器学习 · 计算机科学 2024-05-07 Sungwon Han , Jinsung Yoon , Sercan O Arik , Tomas Pfister

Large language models (LLMs) possess broad world knowledge and strong general-purpose reasoning ability, yet they struggle to learn from many in-context examples on standard machine learning (ML) tasks, that is, to leverage many-shot…

计算与语言 · 计算机科学 2026-04-14 Haoyu Dong , Pengkun Zhang , Mingzhe Lu , Yanzhen Shen , Guolin Ke