Tuning

1. Paul morphy

A. Morphy test suite

  • Total positions = 10,480

B. CDrill 1800 (default)

  • KingAttackWeight 100
  • ThreatWeight 100
  • MobilityWeight 100
  • MaterialWeight 100
  • PassedPawnWeight 100
  • PawnStructureWeight 100

Correct = 3,257

C. CDrill 1800 (Morphy)

Option values after tuning

  • KingAttackWeight 10
  • ThreatWeight 220
  • MobilityWeight 190
  • MaterialWeight 180
  • PassedPawnWeight 90
  • PawnStructureWeight 140

Correct = 3,759

Download Morphy test suite epd file.