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  • Question on ( Fractals )

    Hi,

    I was wondering if you could help me with this formula. I have been trying for a couple of days to figure it out, but cannot get it right. I need to mark all the fractals on a chart.

    A fractal must have two preceding and two following bars with lower highs ( higher lows in a down move). In a buy fractal, we are interested only in the bars' high. In a sell fractal, we are interested only in the bars' low. This is a five or more bar sequence where the center bar (or group of bars) is preceded and followed by two lower bar HIGHS for LONG signals OR, Two higher LOWS for SHORT signals.

    I need to have a green up triangle just above the center bar or bars for a buy fractal, and a red downward triangle below the center bar or bars for a sell fractal.

    I have a formula that works for fractals that are five bars, with a single high or low bar at the center. I am having trouble altering the formula to account for fractals with double and triple centers of the same high/low. Someone else has been trying to do this on the forum also, and I have been following that thread. I have done what was suggested in that thread and it did not work correctly. On fractals with double or triple highs or lows at the center the arrows should be placed above/below the MOST RECENT bar with the same high/low.
    Also, my triangles are actually over the tops/bottoms of the bars, is there a way to place them just above/below the bars? Also, when watching intraday charts, I noticed that as soon as the fifth bar starts, if it is lower/ higher than the center bar, it automatically puts the triangle on the chart, even though the fifth bar has not ended yet. If the fifth bar surpasses the center bar, the triangle is staying on, even though it is not a fractal. Is there a way to make it so that the triangle does not appear until the final bar of the formation is finished? Thank you for all of your help, I really, really appreciate it!

    Sincerely,
    Nicholle
    Attached Files

  • #2
    Hi,

    This is also considered a short fractal. As long as there are two higher lows on either side, it is okay if there bars in between that have lows equal to the fractal low, as long as the low is not surpassed.
    Attached Files

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    • #3
      Hi,

      These are also considered long fractals. As long as there are two lower highs on either side it is okay if there is a bar in between with an equal high as the fractal bar high, as long as the high of the fractal is not surpassed.
      Attached Files

      Comment


      • #4
        Hello Nicholle,

        This version of the fractal.efs should do what you want. Test is out in real time when you get a chance and let me know if have any problems.

        Jason K.
        Project Manager
        eSignal - an Interactive Data company

        EFS KnowledgeBase
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        • #5
          Hi Jason,

          Your formula is very close to being correct. One thing I notice is that when there is a fractal with double or triple highs, there are triangles marking every bar. It should only mark the most recent bar of the same price. Also, it looks as though all of the fractals are marked, but some points are marked that are not fractals. One way to think about it is that only the most recent high/low counts when identifying a fractal. As long as there are two preceding bars with lower highs/higher lows, and there is a higher/lower peak that is what counts. Essentially, all fractal formations are only 5 bars, you only mark the most recent bar in fractals with double, triple or more highs/lows basically ignoring the previous bars with the same high/low. There can be a bar in between the two preceding and following lower highs/higher lows, as long is it does not surpass the middle bar. I hope this does not sound too confusing. Thank you for all of your help!

          Nicholle
          Attached Files
          Last edited by Nicholle; 09-26-2003, 08:57 AM.

          Comment


          • #6
            Hello Nicholle,

            Excellent chart example. Now I understand what you need, I think. Try the new version and let me know.

            fractal.efs

            Jason K.
            Project Manager
            eSignal - an Interactive Data company

            EFS KnowledgeBase
            JavaScript for EFS Video Series
            EFS Beginner Tutorial Series
            EFS Glossary
            Custom EFS Development Policy

            New User Orientation

            Comment


            • #7
              Hi Jason,

              Your latest formula is very, very close. There are still a couple things that are not quite right. I still have found a few places where fractals are marked that are not fractals. I don't have time right this minute, but let me get a couple pictures from a book scanned and posted which I think will help out a lot. Thank you so much for all of your time and help!

              Nicholle

              Comment


              • #8
                Hello again Jason,

                I am still going to post a couple pictures from a book when a get a chance, but here is a chart picture that might help you out. Thanks a lot!

                Nicholle
                Attached Files

                Comment


                • #9
                  Hello Nicholle,

                  I'm a little confused. It seems to me that we have some conflicting logic for identifying fractals. Is the logic for identifying a long fractal the exact reverse for short fractals? If so, then please explain why the long fractal you identified is not a fractal. The first of the two short fractals you pointed out has equal or higher lows following it. If that bar is a fractal, then by that logic, isn't that long fractal correctly marked? It is surrounded by equal or lower highs.
                  Jason K.
                  Project Manager
                  eSignal - an Interactive Data company

                  EFS KnowledgeBase
                  JavaScript for EFS Video Series
                  EFS Beginner Tutorial Series
                  EFS Glossary
                  Custom EFS Development Policy

                  New User Orientation

                  Comment


                  • #10
                    Hi,

                    The ideal fractal is exactly 5 bars. It has one higher/lower bar at the center, and two lower highs/higher lows preceding and following it. Valid fractals can also have multiple bars at the center as long as they are the exact same high/low. Multiple bar fractals still have to have two lower highs/higher lows preceding and following them. Another type of fractal, which is the one we are having trouble with, is harder to explain, but they are marked in my previous post. Both of the bars I indentified as short fractals are fractals because each of those bars still has two higher lows preceding and following them. Because they have the same low they are considered fractals. The bar I said was not a long fractal is not a fractal because it does not have two lower highs following it, it only has two lower highs preceding it. The grey bar next to it is the exact same high, so there is only one lower high following it. I think I am confusing you a little because it is kind of had to describe the fractals that are not the ideal 5 bar kind. I recently got a new computer and my scanner software is too old and not compatible with it, but I think if I could show you a picture from a book it would be a piece of cake to figure out. I will try to post a diagram that shows exactly how each fractal should look. Thank you for all your help, and patience. Getting the fractals marked correctly is the last thing I need to have everything set up perfectly. Have a nice day!

                    Nicholle

                    Comment


                    • #11
                      Hi Jason,

                      Here are what all up and down fractals should look like. I am sorry if I have confused you. Thank you very much for all of your help. The thing to remember is that there has to be TWO LOWER HIGHS preceding and following each long fractal, and TWO HIGHER LOWS preceding and following each short fractal. In the picture I attached, a requires 5 bars, b requires 6 bars, c requires 7 bars, each fractal in d requires 6 bars because there is a bar with an equal high in between the two lower highs and in e the fractal on the left requires 6 bars, the center fractal requires 7 bars, and the right fractal requires 6 bars, because there are bars with equal highs in between the two lower highs. Thank you for all of your help!

                      Nicholle
                      Attached Files
                      Last edited by Nicholle; 09-29-2003, 02:34 PM.

                      Comment


                      • #12
                        Hello Nicholle,

                        Take a look at the newest formula and let me know if you see anything marked as a fractal that shouldn't be. Post an image if you find one.

                        fractal.efs

                        Jason K.
                        Project Manager
                        eSignal - an Interactive Data company

                        EFS KnowledgeBase
                        JavaScript for EFS Video Series
                        EFS Beginner Tutorial Series
                        EFS Glossary
                        Custom EFS Development Policy

                        New User Orientation

                        Comment


                        • #13
                          Hi Jason,

                          It is almost perfect, I could not find any fractals that were unmarked on the YM Z3 chart for the last several days. However, there are some places being marked as fractals that are not. I am not sure why they are getting marked. I took a few pictures and will post one for you to see. If you need to see more let me know. I did not expect you to have to work on this so much, so I apologize if I have taken up too much of your time. I really appreciate the help, have a nice evening.

                          Nicholle
                          Attached Files
                          Last edited by Nicholle; 09-29-2003, 05:48 PM.

                          Comment


                          • #14
                            Hello Nicholle,

                            Ok, I think we're getting closer. Try out the new formula and let me know what you find.

                            fractal.efs
                            Jason K.
                            Project Manager
                            eSignal - an Interactive Data company

                            EFS KnowledgeBase
                            JavaScript for EFS Video Series
                            EFS Beginner Tutorial Series
                            EFS Glossary
                            Custom EFS Development Policy

                            New User Orientation

                            Comment


                            • #15
                              Here is a picture.
                              Attached Files

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