# Backtesting

#### Protecting Your Formulas and Including an Expiration Date

Occasionally we receive requests from traders asking how to protect their own formulas from being viewed and modified by someone else. Here is a short guide detailing the steps.

The quick… more

#### Seasonal Analytics

This short article is not a huge programming exercise, it is mainly about a smart way to see seasonal behavior in an overlay chart. Here is the result we would like to have:

The… more

#### Auto Fibonacci Retracements, Part 2

Editor's Note: In this article, Mueller expands on the Auto Fibonacci study concept covered in his August 27 article. Here he shows how to enhance the study by forcing the calculation to use… more

#### A Timer Helper and CQG's Set/Reset Function

We often receive questions on how to limit trading activity to certain times of day. One little extra line of code can accomplish this quite easily.

In CQG there is a very efficient… more

#### Auto Fibonacci Retracements, Part 1

Derived from contributions medieval mathematician Leonardo Fibonacci made to number theory, retracements measure the price areas where a market move is likely to pause or reverse a trend. Many… more

#### Smart Pyramiding

If we look more closely into trend-following trading systems, sometimes the percentage of winning trades is only slightly above 50%, but the trading system still creates some nice and profitable… more

#### ATR-Based Quantity and Risk

The Average True Range (ATR) study takes the moving average of the true range over the specified period.

Definitions:

True Range = True High - True Low True High = The greater of the… more

#### Correlation and Relative Performance

The Correlation function in the CQG toolbox correlates the price movement of two symbols over a defined number of bars. For example, CORREL(CL,QO,10) will return the correlation between West Texas… more

#### Using the Super Template

Some of the work traders do in building trading systems can be very creative and exciting, but unfortunately some of the work is not. In most cases, traders have a specific idea in mind that they… more

#### Using Daily and Intraday Values of an Open Session

Here are some thoughts about extracting "daily" values inside an intraday market.

A common request is to calculate and plot a "daily close" value of a study based on an intraday time frame… more