Correction: Automated recognition of emotional states of horses from facial expressions

• Marcelo Feighelstein, 
• Claire Ricci-Bonot, 
• Hana Hasan, 
• Hallel Weinberg, 
• Tidhar Rettig, 
• Maya Segal, 
• Tomer Distelfeld, 
• Ilan Shimshoni, 
• Daniel S. Mills, 
• Anna Zamansky