Update README.md

README.md

@@ -16,7 +16,7 @@ In most cases, a wrapper is not similar to any other wrapper, and a category sim
 
 ## Contents
 
-The dataset consists of 181 categories, containing 326 unique wrappers in total. The dataset is organized as follows: 
+The dataset consists of 185 categories, containing 332 unique wrappers in total. The dataset is organized as follows: 
 
 
 ```
@@ -35,7 +35,7 @@ vuurwerkverkenner-data
   └─── wrappers 
     └─── 0 
       └─── wrapper.jpg 
-└───meta.json 
+└───meta.json.gz 
 ```
 
 The first level of folders (`fireworks_0`, `fireworks_1`, ...) corresponds to the category. 
@@ -44,7 +44,7 @@ For each wrapper, one or multiple images may be present.
 In each case, `wrapper.jpg` should be present, which is a scan of the full wrapper. 
 Additionally, other images may be present as well, such as the entire fireworks article or a schematic drawing of its contents. 
 
-In `meta.json`, we store both *metadata* and *reference embeddings* for the firework categories. It has the following structure: 
+In `meta.json.gz`, we store both *metadata* and *reference embeddings* for the firework categories. It has the following structure: 
 
 ```
 {