Add details about gaze.csv in ref. image mapper

neon/pupil-cloud/enrichments/reference-image-mapper/index.md

@@ -8,7 +8,7 @@
 
 ## Setup
 
 <Youtube src="ygqzQEzUIS4"/>
 
 As described in the setup video, you will need two things in addition to your eye tracking recording(s) to produce a Reference Image Mapper enrichment:
 
@@ -21,7 +21,7 @@
 <br/>
 <br/>
 <b>Duration</b><br/>
 The **3 min** duration limit only applies to the scanning recording, the rest of your videos can be as long as you like. <br/>But to avoid long processing times and get the best results, we recommend spliting the recordings into relevant parts where you expect the image to be mapped. <br/>
 :::
 
 In this guide, we will show you how the Reference Image Mapper can be used in a few different situations. This should help you get set up using the enrichment in your own testing environment!
@@ -30,17 +30,17 @@
 
 ![Reference images collage](./rim-collage.webp)
 
 Let's take a look at what the Reference Image and Scanning Recording look like to produce these heatmaps.
 
 ### 1. Magazine Reading
 
 <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
   <div class="grid subgrid" style="grid-row: 1 / 4">
     <h4>Reference image</h4>
     <img src="./magazine-img.jpg" alt="Magazine Reference Image">
     <div>First, we need a high-resolution .jpeg of the page.</div>
   </div>
   <div class="grid subgrid" style="grid-row: 1 / 4">
     <h4>Scanning video</h4>
     <div class="m-auto">
       <Youtube src="SplYZK-ZzE8"/>
@@ -54,12 +54,12 @@
 ### 2. Basketball
 
 <div class="grid grid-cols-2 gap-4">
   <div class="grid subgrid" style="grid-row: 1 / 4">
     <h4>Reference image</h4>
     <img src="./basketball-img.jpg" alt="Basketball Reference Image">
     <div>Here we can take a photo of the basketball hoop and court background.</div>
   </div>
   <div class="grid subgrid" style="grid-row: 1 / 4">
     <h4>Scanning video</h4>
     <div class="m-auto">
       <Youtube src="4MB5o4W_XJo"/>
@@ -73,15 +73,15 @@
 ### 3. Supermarket Shelf
 
 <div class="grid grid-cols-2 gap-4">
   <div class="grid subgrid" style="grid-row: 1 / 4">
     <h4>Reference image</h4>
     <img src="./supermarket-img.jpg" alt="Supermarket Reference Image">
     <div>This photo captures the assortment of packagíng in the coffee aisle of a supermarket.</div>
   </div>
   <div class="grid subgrid" style="grid-row: 1 / 4">
     <h4>Scanning video</h4>
     <div class="m-auto">
       <Youtube src="d3Yk3nKDIOQ"/>
     </div>
     <div>
       Notice that the scanning recording is fairly slow to reduce motion blur for this feature-rich shelf.
@@ -177,6 +177,10 @@
 | **fixation id**                             | If this gaze sample belongs to a fixation event, this is the corresponding id of the fixation. Otherwise, this field is empty.                                                       |
 | **blink id**                                | If this gaze samples belongs to a blink event, this is the corresponding id of the blink. Otherwise this field is empty.                                                             |
 
+::: info
+This CSV file only contains data-points where the reference image has been localised in the scene. Looking for all the gaze points? Check [this file.](/data-collection/data-format/#gaze-csv)
+:::
+
 ### fixations.csv
 
 This file contains fixation events detected in the gaze data stream and mapped to the reference image.