Interactions between humans and dogs involve a continuous exchange of physical and verbal cues. A person may pet a dog, use a hand gesture, give a verbal command or call the pet from a distance, prompting changes in the dog’s posture, position or movement. Understanding these human–animal interactions requires data that captures both participants simultaneously.Interactions between humans and dogs involve a continuous exchange of physical and verbal cues. A person may pet a dog, use a hand gesture, give a verbal command or call the pet from a distance, prompting changes in the dog’s posture, position or movement. Understanding these human–animal interactions requires data that captures both participants simultaneously.[#item_full_content]