The moderator should sit next to and slightly behind the user so as not to encourage conversation They should not have to read or make note of anything during testing. Remove distracting elements from the test area. You will need to do this right before testing – so make sure to have any consent forms or pre-session questions completed before you begin calibrating the equipmentĬonduct a practice activity to get your participant comfortable with the equipment before you begin the actual tasks. This will have to be done each session so be sure to build this into your schedule. Allowing time to do this properly is imperative to assure that you get good data out of the session. Let the participant know this at the outset. You will in all likelihood need to adjust the chair, monitor, and equipment to properly calibrate the eye tracker. Implement a pilot test to make sure you are comfortable with setting up, calibrating and testing well in advance of your participants’ arrival. Seat the participant in a stationary chair without wheels, leaning or swivel capability. Too much light could impact the eye tracker. We have excerpted a number of them below to assist in planning and implementing a successful test.Ĭhoose an office with good, but not overly bright lighting. The Nielsen Norman Group has outlined considerations when conducting an eye tracking test. Problems have occurred when some users wore eyeglasses or hard contacts, had small pupils, a wandering eye or expressive face. Users can aim their eyes at an area for a short period of time without any awareness.Ĭannot tell you for a certainty that users did not see something, since eye tracking does not capture peripheral vision.Ĭannot tell you why users are looking at something.Ĭannot test everybody effectively. This can happen when users are on new sites or pages with groups of broad categories.Īllow you to compare different user groups’ scan patterns.Ĭannot tell you for certainty that users saw something conscientiously. Pupil diameter appears to increase when users are not sure what words they are looking for. Give you the relative intensity of a user’s attention to different parts of your web page.ĭetermine whether a user is searching for something. Tell you whether users are reading or scanning content. When analyzing results, keep in mind the capabilities and limitations of eye tracking: You may consider contracting eye tracking services through a usability consultancy if you do not have usability professionals in house.
#Gaze eye tracking software#
Equipment and software to perform eye tracking testing can be purchased through web and usability solutions vendors and can be quite costly.Īdditionally, it is important to have knowledgeable usability specialists conduct and interpret the results of your eye tracking sessions. When deciding whether to undertake eye tracking on your site it is important to consider your goals and resources as well as the capabilities and limitations of the testing method. A red circle is the area of focus, while the red line indicates the flight.Ĭapabilities and Limitations of Eye Tracking
Periods of attention and then rapid movement. The movement is not unlike watching a hummingbird move between flowers. Saccade pathways trace the eye’s movement between areas of focus. Thus, a red spot over an area of your page might indicate that a participant, or group of participants, focused on this part of a page for a longer period of time. Generally, a color scale moving from blue to red indicates the duration of focus. Heat maps represent where the visitor concentrated their gaze and how long they gazed at a given point.
The software generates data about these actions in the form of heat maps and saccade pathways: As a participant looks at a webpage, the eye tracking device focuses on the pupil of the participants eye and determines the direction and concentration of their gaze.
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