Last modified by maaike on 2022/07/05 20:42
From version 21.1
edited by maaike
on 2022/06/23 12:28
Change comment: Uploaded new attachment "QBstep2.png", version {1}
To version 21.2
edited by maaike
on 2022/06/23 12:29
Change comment: There is no comment for this version

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... ... @@ -76,6 +76,21 @@
76 76  
77 77  Go to the Query Builder: [[https:~~/~~/query.kg.ebrains.eu>>https://query.kg.ebrains.eu/#state=6a41dd5b-3cf9-4263-8a65-83d41f27677a&session_state=638c33f5-4551-4d70-8b1d-a5c900aa62d0&code=300f25d8-caac-4576-9a21-195ccc93fd31.638c33f5-4551-4d70-8b1d-a5c900aa62d0.4214dba9-b6d0-4331-9837-3e75a10cda14]]
78 78  
79 +==== Select a category ====
80 +
81 +A query for the Knowledge Graph is always executed against a specific data structure (e.g. a "Dataset version"). First select the data structure for your query.
82 +
83 +[[image:QB1.png||alt="Step 1: Select a category" height="520" width="700"]]
84 +
85 +
86 +==== Select a modality/experimental approach ====
87 +
88 +Similar to the facetted filters in the Knowledge Graph Search UI, we can refine our query by defining the experimental approach of our interest, for example electrophysiology.
89 +
90 +To ensure that all dataset versions with electrophysiology are queried, and none of the dataset versions without electrophysiology, we make this property required and we apply a filter to the label we are searching for (i.e. electrophysiology).
91 +
92 +[[image:QBstep2.png||alt="Step 2: Select modality" height="541" width="700"]]
93 +
79 79  = Who has access? =
80 80  
81 81  Describe the audience of this collab.