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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…

计算与语言 · 计算机科学 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…

机器学习 · 计算机科学 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…

计算与语言 · 计算机科学 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…

计算工程、金融与科学 · 计算机科学 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…

统计金融 · 定量金融 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…

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…

统计金融 · 定量金融 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…

信息检索 · 计算机科学 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…

统计金融 · 定量金融 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…

统计金融 · 定量金融 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…

计算金融 · 定量金融 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…

交易与市场微观结构 · 定量金融 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…

软件工程 · 计算机科学 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…

统计金融 · 定量金融 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…

统计金融 · 定量金融 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…

机器学习 · 计算机科学 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…

计算与语言 · 计算机科学 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…

交易与市场微观结构 · 定量金融 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)…

音频与语音处理 · 电气工程与系统科学 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…

计算与语言 · 计算机科学 2025-06-17 Luanbo Wan , Weizhi Ma