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Explore data in the knowledge graph view

The knowledge graph view is the default view in a Knowledge Studio project. The knowledge graph view lists the entity types and relationship types in a graph and displays the details of the selected entity or relationship. In addition to entities and relationships, a knowledge graph can reference documents that support information recorded in the knowledge graph.

Open the knowledge graph view

The knowledge graph view is open by default in a new project. To reopen the knowledge graph view, click Knowledge Graph Knowledge graph in the Project Contents pane.

Project Contents pane

Browse the contents of a knowledge graph

The knowledge graph view displays the types of entities and relationships defined in the knowledge graph's data model and allows you to explore the entities or relationships of the selected type.

The numbers in the following image correspond to the descriptions below.

Knowledge Graph view diagram

  1. The Knowledge Graph Contents pane allows you to explore entity Entity and relationship Relationship types in the knowledge graph. The total number of records for each entity and relationship type appears in parenthesis next to the type. The Knowledge Graph Contents pane is open by default. You can reopen the Knowledge Graph Contents pane by clicking View Contents View Contents on the main menu.
  2. The record list pane shows all instances of the selected entity or relationship type. You can filter the list of entities or relationships using the Filter box at the top of the pane. By default, All entities are selected in the Knowledge Graph Contents pane and listed in the record list pane. The record list shows the first 1,000 records of the selected entity or relationship type.
  3. The record view allows you to explore the details of the selected record, including its nearest related records, properties, and spatial information.
  4. The context toolbar allows you to add the selected record to other content items.
  5. Each open content item appears as a tab in this area.

View details for an entity

When you choose an entity Entity from the record list pane, the record view lists all properties of the entity and the relationships in which it participatesand provenance records documenting where information about the entity originated..

  1. Click an entity type in the Knowledge Graph Contents pane and click an entity in the record list pane to view its information in the record view.

    The display expression and entity type are displayed at the top of the record view. For example, if the type of entity represents a company, the display expression might show the company's name.

    The Overview tab in the record view is active by default and shows a preview of the entity’s properties and relationships. The One-hop Neighbor Link Chart displays the entity and its relationships. If the entity is spatial and has a geometry, a map of the entity’s location is displayed.

    Content for a selected entity on the Overview tab in the knowledge graph view

  2. Click the Properties tab in the record view or click View All Properties on the Overview tab.

    All properties of the selected entity are listed. For example, an entity of type Company might have properties such as company name and the year it was established. Property names appear in the Names column, the property's data type appears in the Type column, and property values appear in the Value column. If the year it was established is unknown and a value has not been set for this property, <Null> appears in the Value column.

    Content for a selected entity on the Properties tab in the knowledge graph view

  3. Click the Relationships tab in the record view or click View All Relationships on the Overview tab.

    All relationships defined between the selected item and other entities in the knowledge graph are listed. Each relationship's type appears in the Relationship column. The entity with which the selected item is associated is shown in the Entity column.

    For example, if the selected entity is of type Company, it might have a relationship such as WorksFor. An expression identifying the employee entity appears in the Name column.

    Content for a selected entity on the Relationships tab in the knowledge graph view

    Similarly, if the selected entity has the type Company, it might have multiple WorksFor relationships listed in various rows in which each row identifies an employee. An expression identifying each Person entity will appear in the Name column of the appropriate row.

    You can navigate to connected relationships and entities through the relationships table in the record view.

    • Click a relationship in the Relationship column of the relationships table to navigate to a relationship.
    • Click an entity in the Name column of the relationships table to navigate to a related entity.

    The selected record opens in the knowledge graph view.

  4. Click the Provenance tab or click the flag in the Provenance column of the Properties table in the Overview tab.

    All provenance records for the properties of the selected entity are listed. You can see the properties of each provenance record in this list.

    Entity provenance tab

    If you navigate to the provenance tab from the Properties table on the overview tab, the table is filtered to the provenance records for that specific property. To clear the filter, click the X on the filter chip at the bottom of the table. All provenance records for the entity are displayed.

View details for a relationship

When you choose an instance of a relationship Relationship in the record list, all the properties of the relationship and the entities with which it is associated are listed in the record view.

  1. Click a relationship in the Knowledge Graph Contents pane to view its information in the record view.

    The display expression and relationship type are displayed at the top of the record view.

    The Overview tab in the record view is active by default and shows a preview of the relationship properties and connected entities. The One-hop Neighbor Link Chart displays the origin and destination entities of the relationship.

    Content for a selected relationship on the Overview tab in the knowledge graph view

  2. Click the Properties tab in the record view or click View All Properties on the Overview tab.

    All properties of the selected relationship are listed. For example, a WorksFor relationship might have properties such as start date and position. Property names appear in the Name column, the property's data type appears in the Type column, and property values appear in the Value column. If a property's value is unknown and has not been set, <Null> appears in the Value column.

    Content for a selected relationship on the Properties tab in the knowledge graph view

  3. Click the Entities tab in the record view or click View All Entities on the Overview tab.

    The origin and destination entity of the relationship are listed. The display expression for the entity appears in the Name column, the entity’s type appears in the Type column, and the relationship with which the selected item is associated is shown in the Relationship column.

    Content for a selected relationship on the Entities tab in the knowledge graph view

    You can navigate to related entities by clicking the name of entity in the Entity Name column of the relationships table. The selected entity opens in the knowledge graph view.

  4. Click the Provenance tab or click the flag in the Provenance column of the Properties table in the Overview tab.
    Note:

    The Provenance tab will only be visible if provenance is enabled on the project's knowledge graph.

    All provenance records for the properties of the selected relationship are listed. You can see the properties of each provenance record in this list.

    Relationship provenance tab

    If you navigate to the provenance tab from the Properties table on the overview tab, the table is filtered to the provenance records for that specific property. To clear the filter, click the X on the filter chip at the bottom of the table. All provenance records for the entity are displayed.