Use Cases / Object Sequence Diagram Object and actor interactions are documented in time sequence. External interactions and system architecture are also represented.
Interface Sequence Diagram The sequence diagram just documents the interactions involving a specified object or entity. For example, the interface diagram for the Conveyor Belt object describes all interactions involving the Conveyor Belt; all other interactions are filtered out.
Message Filter Sequence Diagram Object interactions that match a string or regular expression are included. This example shows all messages that contain the word "sensor".