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Related papers: Stock data analysis using sympbolic data analysis

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We propose a novel investment decision strategy (IDS) based on deep learning. The performance of many IDSs is affected by stock similarity. Most existing stock similarity measurements have the problems: (a) The linear nature of many…

Computational Finance · Quantitative Finance 2018-02-20 Guosheng Hu , Yuxin Hu , Kai Yang , Zehao Yu , Flood Sung , Zhihong Zhang , Fei Xie , Jianguo Liu , Neil Robertson , Timothy Hospedales , Qiangwei Miemie

Stock embedding is a method for vector representation of stocks. There is a growing demand for vector representations of stock, i.e., stock embedding, in wealth management sectors, and the method has been applied to various tasks such as…

Computation and Language · Computer Science 2024-08-07 Takehiro Takayanagi , Hiroki Sakaji , Kiyoshi Izumi

Predicting future direction of stock markets using the historical data has been a fundamental component in financial forecasting. This historical data contains the information of a stock in each specific time span, such as the opening,…

Statistical Finance · Quantitative Finance 2023-01-25 Christopher Wimmer , Navid Rekabsaz

We propose a novel approach to symbolic timing analysis for digital integrated circuits based on recently developed analytic delay formulas for 2-input NOR, NAND, and Muller-C gates by Ferdowsi et al. (NAHS 2025). Given a fixed order of the…

Hardware Architecture · Computer Science 2025-10-21 Era Thaqi , Dennis Eigner , Arman Ferdowsi , Ulrich Schmid

In this paper we present an approach that integrates interactive visualizations in the exploratory search process. In this model visualizations can act as hubs where large amounts of information are made accessible in easy user interfaces.…

Human-Computer Interaction · Computer Science 2012-09-12 Daniel Hienert , Philipp Mayr

Semantic segmentation models based on convolutional neural networks have recently displayed remarkable performance for a multitude of applications. However, these models typically do not generalize well when applied on new domains,…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Wilhelm Tranheden , Viktor Olsson , Juliano Pinto , Lennart Svensson

Static analysis is the analysis of a program without executing it, usually carried out by an automated tool. Symbolic execution is a popular static analysis technique used both in program verification and in bug detection software. It works…

Software Engineering · Computer Science 2024-08-06 Gabor Horvath , Reka Kovacs , Zoltan Porkolab

Software organizations want to be able to base their decisions on the latest set of available data and the real-time analytics derived from them. In order to support "real-time enterprise" for software organizations and provide information…

Software Engineering · Computer Science 2018-08-17 Silverio Martínez-Fernández , Petar Jovanovic , Xavier Franch , Andreas Jedlitschka

We present semi-supervised models with data augmentation (SMDA), a semi-supervised text classification system to classify interactive affective responses. SMDA utilizes recent transformer-based models to encode each sentence and employs…

Computation and Language · Computer Science 2020-04-24 Jiaao Chen , Yuwei Wu , Diyi Yang

In time series analysis, statistics based on collections of estimators computed from sub-samples play a crucial role in an increasing variety of important applications. Proving results about the joint asymptotic distribution of such…

Statistics Theory · Mathematics 2013-05-27 Stanislav Volgushev , Xiaofeng Shao

Symbolic Regression (SR) offers an interpretable alternative to conventional Machine-Learning (ML) approaches, which are often criticized as ``black boxes''. In contrast to standard regression models that require a prescribed functional…

Artificial Intelligence · Computer Science 2026-05-05 Theofanis Aravanis , Grigorios Chrimatopoulos , Mohammad Ferdows , Michalis Xenos , Efstratios Em Tzirtzilakis

We study a diagnostic strategy which is based on the anticipation of the diagnostic process by simulation of the dynamical process starting from the initial findings. We show that such a strategy could result in more accurate diagnoses…

Biological Physics · Physics 2018-04-04 Alireza Mashaghi , Abolfazl Ramezanpour

We describe a method for the identification of models for dynamical systems from observational data. The method is based on the concept of symbolic regression and uses genetic programming to evolve a system of ordinary differential…

Machine Learning · Computer Science 2021-07-14 Gabriel Kronberger , Lukas Kammerer , Michael Kommenda

Symbolic Regression (SR) is a powerful technique for discovering interpretable mathematical expressions. However, benchmarking SR methods remains challenging due to the diversity of algorithms, datasets, and evaluation criteria. In this…

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

Distribution shifts between training and testing data are a critical bottleneck limiting the practical utility of models, especially in real-world test-time scenarios. To adapt models when the source domain is unknown and the target domain…

Computation and Language · Computer Science 2026-03-05 Xizhong Yang , Huiming Wang , Ning Xu , Mofei Song

In this paper titled A Model-Agnostic SAT-based approach for Symbolic Explanation Enumeration we propose a generic agnostic approach allowing to generate different and complementary types of symbolic explanations. More precisely, we…

Artificial Intelligence · Computer Science 2022-08-17 Ryma Boumazouza , Fahima Cheikh-Alili , Bertrand Mazure , Karim Tabia

We propose a probabilistic semantic filtering framework in which parameters of a dynamical system are inferred and associated with a closed set of semantic classes in a map. We extend existing methods to a multi-parameter setting using a…

Systems and Control · Electrical Eng. & Systems 2026-01-15 Marcus Greiff , Ray Zhang , Thomas Lew , John Subosits

Statistical practices such as building regression models or running hypothesis tests rely on following rigorous procedures of steps and verifying assumptions on data to produce valid results. However, common statistical tools do not verify…

Human-Computer Interaction · Computer Science 2024-10-02 Yuqi Zhang , Adam Perer , Will Epperson

Time series analysis is the process of building a model using statistical techniques to represent characteristics of time series data. Processing and forecasting huge time series data is a challenging task. This paper presents Approximation…

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