Algorithmic trading is the process of taking in inputs such as market data, current news, and producing orders without human intervention.

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Technical Analysis - OBV indicator calculation in R

Here is a few references about OBV calculations: http://ta.mql4.com/indicators/volumes/on_balance_volume http://stockcharts.com/school/doku.php?id=chart_school:technical_indicators:...
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Algorithmic Trading Model Calculation and Stale Data

I'd like ask everyone a more concurrency programming but definitely quant-finance related question. How do you deal with staleness of data in market hours as quote ticks are streaming and your model ...
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What is the best open source automated trading platform or options?

I would like a custom C++ Automated Trading Platform for Futures like Multicharts, or similar automated trading platform that I can put on my servers so its secure and fast. I have found this so far, ...
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Calculating index arbitrage

I have a days-worth of level 2 market data. I am calculating S&P500 index arbitrage. I have a few questions about the calculation: 1) Should I be summing all the bids and asks from the stocks ...
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Correlation between idiosyncratic residuals and forward returns

The classic mean-reversion strategy is to calculate an "expected return" (alpha) by computing the raw return for each security and then remove the part which you think is market driven. Statistically ...
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Performance measure

Can anyone give some intuition behind the relative performance measure that is a percentile raking of trading activity. It indicates the percentage of total activity the investor outperformed the ...
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Good state of the art document about Algo Trading systems

I'm currently working on the requirements phase of a software project, and need get an overview of the industry regarding the tools available for Algo Trading. My first idea was to look for Gartner's ...
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Choosing Optimum Sampling Frequency

There was an interesting post made by Jonathan Kinlay where he discusses the use of a Fourier Transform to discover a potentially optimum bar frequency to choose as an input to a trading system. I am ...
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How to make the algo decide over a optimal selling point?

Please don't bully if its a basic question.Kinda new to the topic hence experimenting. Problems to construct trading algorithm.For the example I assume I am getting a buy signal from the DMI/ADX ...
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About OpenMAMA, OpenMAMDA and OpenMDM

In the Linux Foundation are hosted the OpenMAMA and OpenMAMDA (found in that link too) projects and I'm wondering if has someone worked with those projects and if he/she could give me a more detailed ...
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Correct term for position accumulation relative to price?

I've been looking at various accumulation algos and it appears that the greater majority are predicated on building a position largely relative to a time component or market volume for obvious reasons....
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Correlated Market

Looking at two BTC Exchanges i see one is following another with a ~3minutes delay. So the following one is correlated for 100%. a) Is there any name for a strategy that benefits from this? b) How ...
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Api to communicate with GlobalServer trading software

We are using this somewhat old software called GlobalServer and TS2000i by Omega research for capturing market data and generating systematic trading signals. I am using a third party software to ...
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Is order flow imbalance more or less correlated with price movements at slower frequency?

Suppose I define order flow imbalance as volume(aggress buy)/volume(aggress sell), or some variant of that. Is this variable more, or less, correlated with price movements when I sample less ...
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In what situations would cross validations scores be inaccurate?

I'm trying to fit a SVM model on times series stock return data, predicting a buy, hold, or sell signal of the stock. I'm using 10-fold cross validation (using the R package ...
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How to use genetic algorithms to optimize moving averages

I'm working on a school project that attempts to optimize moving averages using genetic algorithms. From what I understand about moving averages, it is an average over a certain length of time. To ...
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Where can I find information about the “Target Portfolio Pattern”?

It might not be known as a "pattern" but basically it's a way of (low-frequency) order management where a 'target portfolio' is built using notional amounts which is then compared against an 'actual ...