$$Grade = (Quality \times 0.5) + (Originality \times 0.3) + (Technical Merit \times 0.2)$$ $$Rating = \frac(Number\ of\ stars)5 \times 100$$
For South Indian independent cinema (e.g., films by Lijo Jose Pellissery , Anurag Kashyap , P.S. Vinothraj , Chidambaram , or Manoj K. Jithin ): $$Grade = (Quality \times 0