422 search results for "quantmod"

Introduction to Hypothesis Driven Development — Overview of a Simple Strategy and Indicator Hypotheses

September 3, 2015
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Introduction to Hypothesis Driven Development — Overview of a Simple Strategy and Indicator Hypotheses

This post will begin to apply a hypothesis-driven development framework (that is, the framework written by Brian Peterson on how … Continue reading →

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Yahoo Finance (CSI) Data Quirks. Or Why is the ROC not Stable?

September 1, 2015
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Yahoo Finance (CSI) Data Quirks. Or Why is the ROC not Stable?

Rotational strategies on ETFs have been a common occurrence on this blog, and I have been using something similar for real life trading for about two years now. Readers of this blog may have also noticed concerns about the stability of the computations of such strategies. At the end it turned out be a quirk The post

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I’m Back, A New Harry Long Strategy, And Plans For Hypothesis-Driven Development

August 25, 2015
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I’m Back, A New Harry Long Strategy, And Plans For Hypothesis-Driven Development

I’m back. Anyone that wants to know “what happened at Graham”, I felt there was very little scaffolding/on-boarding, and Graham’s … Continue reading →

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Where Does the S&P 500 Stand?

August 22, 2015
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Where Does the S&P 500 Stand?

Last week was brutal for pretty much all markets. Surprisingly, it was bad even for the US dollar. The sharp and straight downward move was reminiscent of the descent of 2011. It’s time to review where does the major index stands from technical point of view. Let’s start with a visual inspection. Clearly the 200-day The post

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Importing Data Into R – Part Two

August 18, 2015
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Importing Data Into R – Part Two

In this follow-up tutorial of This R Data Import Tutorial Is Everything You Need-Part One, DataCamp continues with its comprehensive, yet easy tutorial to quickly import data into R, going from simple, flat text files to the more advanced SPSS and SAS files. As a lot of our readers noticed correctly from the first post, The post

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How to Design Quant Trading Strategies Using R?

July 30, 2015
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How to Design Quant Trading Strategies Using R?

This blog covers in brief the concept of strategy back-testing using R. Before dwelling into the trading jargons using R let us spend some time understanding what R is. R is an open source. There are more than 4000 add on packages,18000 plus members of LinkedIn’s group and close to 80 R Meetup groups currently... The post

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Trading Moving Averages with Less Whipsaws

June 21, 2015
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Using a simple moving average to time markets has been a successful strategy over a very long period of time. Nothing to brag home about, but it cuts the drawdown of a buy and hold by about a half, sacrificing less than 1% of the CAGR in the process. In two words, simple yet effective. The post

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Last Post For A While, And Two Premium (Cheap) Databases

June 7, 2015
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Last Post For A While, And Two Premium (Cheap) Databases

This will be my last post on this blog for an indefinite length of time. I will also include an … Continue reading →

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A Better ZigZag

June 6, 2015
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A Better ZigZag

There are a lot of “winning” strategies for bull markets floating around. “Buy the pullbacks” is certainly one of them. Does this sound simple enough to implement to you? While I am no Sheldon Cooper (although I have a favorite couch seat), I still like to live in a somewhat well defined world, a world The post

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Databases – an Ideal Application for R6?

May 20, 2015
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Over the years I have tried to simplify and streamline my access to financial historic data. All different solutions I tried (see here, for example) so far have been unsatisfactory, at least to some degree. That however changed after I started using R6. Here is an example of using the R6 class for the same The post

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