Results 91 to 100 of about 10,099 (192)

The Role of Data Visualization in the Finance – The Case of Publicly Listed EdTech Companies [PDF]

open access: yesOvidius University Annals: Economic Sciences Series
This study explored the application of data visualizations in finance, focusing on publicly listed EdTech companies from the New York Stock Exchange (NYSE) and NASDAQ.
Marian Stan, Mihai Ciobotea
doaj  

Sistem Prediksi Harga Saham LQ45 Dengan Random Forest Classifier

open access: yesJUTEI (Jurnal Terapan Teknologi Informasi), 2021
Data yang digunakan adalah ringkasan saham harian perusahaan yang terdaftar pada indeks LQ45 versi Agustus 2018 – Januari 2019 mulai tanggal 1 Juli 2015 hingga 31 Desember 2018.
Kevin Valiant   +2 more
doaj  

Electronic structure of MgB$_2$ from angle-resolved photoemission spectroscopy

open access: yes, 2001
The first angle-resolved photoemission spectroscopy results from MgB$_2$ single crystals are reported. Close to the $\Gamma$K and $\Gamma$M directions, three distinct dispersions are observed approaching the Fermi energy, as can be assigned to the ...
Damascelli, A.   +7 more
core   +1 more source

Meta Learning Strategies for Comparative and Efficient Adaptation to Financial Datasets

open access: yesIEEE Access
This research proposes a Meta learning framework for financial time series forecasting, designed to rapidly adapt to novel market conditions with minimal retraining.
Kubra Noor, Ubaida Fatima
doaj   +1 more source

Stability of gold nanowires at large Au-Au separations

open access: yes, 2002
The unusual structural stability of gold nanowires at large separations of gold atoms is explained from first-principles quantum mechanical calculations.
A. Sanchez   +37 more
core   +2 more sources

Simultaneous multi-objective optimization method for trading indicators

open access: yesResults in Control and Optimization
This paper proposes a novel framework for optimizing trading indicators using a multi-objective Particle Swarm Optimization approach. By simultaneously optimizing multiple technical indicators, the method overcomes the limitations of single-objective ...
Nhat M. Nguyen, Minh Tran
doaj   +1 more source

Exact solution of the ion-laser interaction in all regimes

open access: yes, 2010
We show that in the trapped ion-laser interaction all the regimes may be considered analytically. We may solve not only for different laser intensities, but also away from resonance and from the Lamb-Dicke regime. It is found a dispersive Hamiltonian for
de Matos Filho   +19 more
core   +1 more source

An Algorithmic Trading Approach Merging Machine Learning With Multi-Indicator Strategies for Optimal Performance

open access: yesIEEE Access
This study investigates the integration of machine learning techniques with multi-indicator strategies in algorithmic trading to overcome the limitations of traditional trading methods.
Narongsak Sukma, Chakkrit Snae Namahoot
doaj   +1 more source

Improvement and Test of Stock Index Futures Trading Model Based on Bollinger Bands

open access: yesInternational Journal of Economics and Finance, 2016
<p>Bollinger Bands trading model is an important strategy in program trading. But in practice, the trade model based on the traditional Bollinger Bands theory has great flaws such as “over-sensitive” flaw, incomplete transaction stop-loss, and the adaptability of the model’s basic parameters is poor.
Xiao-Xu Yan   +3 more
openaire   +2 more sources

Electronic structure and dimerization of a single monatomic gold wire

open access: yes, 1999
The electronic structure of a single monatomic gold wire is presented for the first time. It has been obtained with state-of-the-art ab-initio full-potential density-functional (DFT) LMTO (linearized muffin-tin orbital) calculations taking into account ...
Häkkinen   +14 more
core   +1 more source

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