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A schema is a visual representation of the dataflow. It consists of workflow elements and their connections.
workflow element Anchor workflow element workflow element
An element of a workflow schema. Different elements are used to read data from files on disk, perform some algorithms and to write data to files on disk. Each element contains one or several input and output ports.
element connection Anchor element connection element connection
Connection between two elements specifies that data in output port of one element should be passed to a matching input port of another element.
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input portAnchor input port input port
An input port of an element is used to collect data from another element. On the Scene it is displayed as prominent knob on an element with opened bubble.
output portAnchor output port output port
An output port of an element is used to provide data to another element. On the Scene it is displayed as prominent knob on an element with closed bubble.
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slotAnchor slot slot
Each input or output port contains one or several slots. A slot specifies the kind of data that can be passed through it (for example Sequence, Set of annotations, etc.)
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