ARKmatrix

Some other notes: http://archaeologic.al/wiki/Harris_Matrix

Strat Units

Unit Attributes

• ID
• Label
• Class
• Type
• Status
• Site Code
• Aggregate Unit
• Period / Phase

Unit Class:

• Context
• Subgroup
• Group
• Landuse

Unit Type:

• Undefined
• Deposit
• Fill
• Cut
• Masonry
• Skeleton
• Timber

Unit Status:

• Allocated
• Assigned
• Void

Strat Relations

• Above / Below (directed graph)
• Same-As (undirected graph)
• Contemporary With (undirected graph)

Rules / Heuristics

Any Relations:

• Cannot be between same Unit
• Both Units must be same Class

Same-As Relations:

• Both Units must be Context class
• Adding relation should not create cycles (no intersection between successors and predecessors)
• Both Units must have the same Aggregate Unit if set
• Both Units must have the same Period / Phase if set

Processing

Load

Validate

Resolve

Validate

Reduce

Aggregate