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Long-term conversational agents require effective memory management to handle dialogue histories that exceed the context window of large language models (LLMs). Existing methods based on fact extraction or summarization reduce redundancy…

Computation and Language · Computer Science 2025-09-26 Yaxiong Wu , Yongyue Zhang , Sheng Liang , Yong Liu

Long-term memory is essential for LLM agents that operate across multiple sessions, yet existing memory systems treat retrieval infrastructure as fixed: stored content evolves while scoring functions, fusion strategies, and…

Machine Learning · Computer Science 2026-05-15 Jiaqi Liu , Xinyu Ye , Peng Xia , Zeyu Zheng , Cihang Xie , Mingyu Ding , Huaxiu Yao

Memory systems often organize user-agent interactions as retrievable external memory and are crucial for long-running agents by overcoming the limited context windows of LLMs. However, existing memory systems invoke LLMs to process every…

Computation and Language · Computer Science 2026-05-18 Zijie Dai , Shiyuan Deng , Sheng Guan , Yizhou Tian , Xin Yao , Xiao Yan , James Cheng

Considering event structure information has proven helpful in text-based stock movement prediction. However, existing works mainly adopt the coarse-grained events, which loses the specific semantic information of diverse event types. In…

Computational Engineering, Finance, and Science · Computer Science 2019-10-14 Deli Chen , Yanyan Zou , Keiko Harimoto , Ruihan Bao , Xuancheng Ren , Xu Sun

Prediction of future movement of stock prices has always been a challenging task for the researchers. While the advocates of the efficient market hypothesis (EMH) believe that it is impossible to design any predictive framework that can…

Statistical Finance · Quantitative Finance 2021-09-03 Sidra Mehtab , Jaydip Sen

Although LLM agents can leverage tools for complex tasks, they still need memory to maintain cross-turn consistency and accumulate reusable information in long-horizon interactions. However, retrieval-based external memory systems incur low…

Artificial Intelligence · Computer Science 2026-04-23 Jiaquan Zhang , Chaoning Zhang , Shuxu Chen , Zhenzhen Huang , Pengcheng Zheng , Zhicheng Wang , Ping Guo , Fan Mo , Sung-Ho Bae , Jie Zou , Jiwei Wei , Yang Yang

In the modern economic landscape, integrating financial services with Financial Technology (FinTech) has become essential, particularly in stock trend analysis. This study addresses the gap in comprehending financial dynamics across diverse…

Statistical Finance · Quantitative Finance 2024-10-02 Sahar Arshad , Nikhar Azhar , Sana Sajid , Seemab Latif , Rabia Latif

Personalized large language models (LLMs) rely on memory retrieval to incorporate user-specific histories, preferences, and contexts. Existing approaches either overload the LLM by feeding all the user's past memory into the prompt, which…

Information Retrieval · Computer Science 2026-03-11 Yingyi Zhang , Junyi Li , Wenlin Zhang , Penyue Jia , Xianneng Li , Yichao Wang , Derong Xu , Yi Wen , Huifeng Guo , Yong Liu , Xiangyu Zhao

Stock market is often important as it represents the ownership claims on businesses. Without sufficient stocks, a company cannot perform well in finance. Predicting a stock market performance of a company is nearly hard because every time…

Statistical Finance · Quantitative Finance 2023-05-25 Aadhitya A , Rajapriya R , Vineetha R S , Anurag M Bagde

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…

Statistical Finance · Quantitative Finance 2019-05-09 Chariton Chalvatzis , Dimitrios Hristu-Varsakelis

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…

Computational Finance · Quantitative Finance 2019-11-07 Junming Yang , Yaoqi Li , Xuanyu Chen , Jiahang Cao , Kangkang Jiang

This thesis serves three primary purposes, first of which is to forecast two stocks, i.e. Goldman Sachs (GS) and General Electric (GE). In order to forecast stock prices, we used a long short-term memory (LSTM) model in which we inputted…

Trading and Market Microstructure · Quantitative Finance 2020-12-01 Hamed Vaheb

Large language models (LLMs) substantially enhance developer productivity in repository-level code generation through interactive collaboration. However, as interactions progress, repository context must be continuously preserved and…

Software Engineering · Computer Science 2026-01-07 Peiding Wang , Li Zhang , Fang Liu , Chongyang Tao , Yinghao Zhu

The majority of studies in the field of AI guided financial trading focus on purely applying machine learning algorithms to continuous historical price and technical analysis data. However, due to non-stationary and high volatile nature of…

Statistical Finance · Quantitative Finance 2021-02-03 Ling Qi , Matloob Khushi , Josiah Poon

This paper presents a novel hybrid model that integrates long-short-term memory (LSTM) networks and Graph Neural Networks (GNNs) to significantly enhance the accuracy of stock market predictions. The LSTM component adeptly captures temporal…

Statistical Finance · Quantitative Finance 2025-02-25 Meet Satishbhai Sonani , Atta Badii , Armin Moin

By capturing the prevailing sentiment and market mood, textual data has become increasingly vital for forecasting commodity prices, particularly in metal markets. However, the effectiveness of lightweight, finetuned large language models…

Machine Learning · Computer Science 2026-04-01 Alvaro Paredes Amorin , Andre Python , Christoph Weisser

As Large Language Models (LLMs) evolve from static dialogue interfaces to autonomous general agents, effective memory is paramount to ensuring long-term consistency. However, existing benchmarks primarily focus on casual conversation or…

Computation and Language · Computer Science 2026-01-13 Haonan Bian , Zhiyuan Yao , Sen Hu , Zishan Xu , Shaolei Zhang , Yifu Guo , Ziliang Yang , Xueran Han , Huacan Wang , Ronghao Chen

Time series forecasting is a key tool in financial markets, helping to predict asset prices and guide investment decisions. In highly volatile markets, such as cryptocurrencies like Bitcoin (BTC) and Ethereum (ETH), forecasting becomes more…

Trading and Market Microstructure · Quantitative Finance 2026-02-17 Mabsur Fatin Bin Hossain , Lubna Zahan Lamia , Md Mahmudur Rahman , Md Mosaddek Khan

Large audio language models (LALMs) process both speech and environmental acoustic cues, yet struggle to retain non-speech information across multi-turn interactions. The performance gap between semantic (speech) and acoustic (non-speech)…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-27 Yang Xiao , Siyi Wang , Han Yin , Hong Jia , Vidhyasaharan Sethu , Eun-Jung Holden , Ting Dang

Long-term memory (LTM) is essential for large language models (LLMs) to achieve autonomous intelligence in complex, evolving environments. Despite increasing efforts in memory-augmented and retrieval-based architectures, there remains a…

Computation and Language · Computer Science 2025-06-17 Luanbo Wan , Weizhi Ma