Results 31 to 40 of about 28,875 (249)

Where is the Value in High Frequency Trading? [PDF]

open access: yesSSRN Electronic Journal, 2011
We analyze the impact of high frequency (HF) trading in financial markets based on a model with three types of traders: liquidity traders (LTs), professional traders (PTs), and high frequency traders (HFTs). Our four main findings are: (i) The price impact of liquidity trades is higher in the presence of the HFTs and is increasing with the size of the
Álvaro Cartea, José Penalva
openaire   +2 more sources

Les conséquences inattendues de la régulation financière : pourquoi les algorithmes génèrent-ils de nouveaux risques sur les marchés financiers ?

open access: yesRevue de la Régulation, 2013
Since the enactment of the Markets in Financial Instruments Directive (MiFID) on November 1st, 2007, the institutional landscape and the organization of financial markets in Europe has been witnessing major changes.
Marc Lenglet, Angelo Riva
doaj   +1 more source

BMT4me En Español: Multisite Feasibility and Usability Testing of a Spanish‐Language mHealth Adherence Support App for Spanish‐Speaking Caregivers of Children After Hematopoietic Stem Cell Transplantation and Cancer Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Medication nonadherence during the first 100 days after pediatric hematopoietic stem cell transplantation (HSCT) and during oncology treatment increases risk for complications. BMT4me is a caregiver‐facing mobile health (mHealth) application providing medication reminders, symptom tracking, and note‐taking features to support ...
Micah A. Skeens   +4 more
wiley   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Cryptocurrency Futures Portfolio Trading System Using Reinforcement Learning

open access: yesApplied Sciences
This paper proposes a cryptocurrency portfolio trading system (CPTS) that optimizes trading performance in the cryptocurrency futures market by leveraging reinforcement learning and timeframe analysis.
Jae Heon Chun, Suk Jun Lee
doaj   +1 more source

High-Frequency Direction Forecasting of the Futures Market Using a Machine-Learning-Based Method

open access: yesFuture Internet, 2022
Futures price-movement-direction forecasting has always been a significant and challenging subject in the financial market. In this paper, we propose a combination approach that integrates the XGBoost (eXtreme Gradient Boosting), SMOTE (Synthetic ...
Shangkun Deng   +4 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Detecting Unusual Trading Patterns on Cryptocurrency Exchanges by Means of Complexity Measures

open access: yesEntropy
Artificial transaction generation remains an important source of potential market manipulation on cryptocurrency exchanges, as it may distort reported liquidity and reduce market transparency.
Jakub Zwydak   +3 more
doaj   +1 more source

Grid Trading System Robot (GTSbot): A Novel Mathematical Algorithm for Trading FX Market

open access: yesApplied Sciences, 2019
Grid algorithmic trading has become quite popular among traders because it shows several advantages with respect to similar approaches. Basically, a grid trading strategy is a method that seeks to make profit on the market movements of the underlying ...
Francesco Rundo   +3 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

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