Measuring Farm Animal Emotions—Sensor-Based Approaches

Serotonin in Animal Cognition and Behavior

(2020) Julien Bacqué-Cazenave et al.   INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES

The nuts and bolts of animal emotion

(2020) L. Kremer et al.   NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS

Salivary oxytocin in pigs, cattle, and goats during positive human-animal interactions

(2020) Stephanie Lürzel et al.   PSYCHONEUROENDOCRINOLOGY

Human Emotion Recognition: Review of Sensors and Methods

(2020) Andrius Dzedzickis et al.   SENSORS

Challenges in the comparative study of empathy and related phenomena in animals

(2020) J.E.C. Adriaense et al.   NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS

EEG based assessment of stress in horses: a pilot study

(2020) Nora V. de Camp et al.   PeerJ

Changes in Pulse Rate, Respiratory Rate and Rectal Temperature in Working Dogs before and after Three Different Field Trials

(2020) Mirella Lopedote et al.   Animals

Tail and ear postures of growing pigs in two different housing conditions

(2020) I. Czycholl et al.   BEHAVIOURAL PROCESSES

An adaptive pig face recognition approach using Convolutional Neural Networks

(2020) Mathieu Marsot et al.   COMPUTERS AND ELECTRONICS IN AGRICULTURE

Spectral entropy of early-life distress calls as an iceberg indicator of chicken welfare

(2020) Katherine A. Herborn et al.   Journal of the Royal Society Interface

Measuring the evolution of facial ‘expression’ using multi-species FACS

(2020) B.M. Waller et al.   NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS

Electroencephalography During Nociceptive Stimulation in Chronic Pain Patients: A Systematic Review

(2020) Dorine Lenoir et al.   PAIN MEDICINE

Behaviour and stress in three breeds of laying hens kept in the same environment

(2020) I. Rozempolska-Rucińska et al.   SOUTH AFRICAN JOURNAL OF ANIMAL SCIENCE

It’s getting hairy – External contamination may affect the validity of hair cortisol as an indicator of stress in pigs and cattle

(2020) Winfried Otten et al.   GENERAL AND COMPARATIVE ENDOCRINOLOGY

Neural mechanisms of aggression across species

(2020) Julieta E. Lischinsky et al.   NATURE NEUROSCIENCE

Acoustic Description of the Soundscape of a Real-Life Intensive Farm and Its Impact on Animal Welfare: A Preliminary Analysis of Farm Sounds and Bird Vocalisations

(2020) Gerardo José Ginovart-Panisello et al.   SENSORS

Transforming the Adaptation Physiology of Farm Animals through Sensors

(2020) Suresh Neethirajan   Animals

Vocal production in postpartum dairy cows: Temporal organization and association with maternal and stress behaviors

(2020) Alexandra C. Green et al.   JOURNAL OF DAIRY SCIENCE

Heart rate variability in dairy cows with postpartum fever during night phase

(2020) Takahiro Aoki et al.   PLoS One

Blink rate as a measure of stress and attention in the domestic horse (Equus caballus)

(2020) Richard O. Mott et al.   Scientific Reports

Positive and negative contexts predict duration of pig vocalisations

(2019) Mary Friel et al.   Scientific Reports

A Review on Automatic Facial Expression Recognition Systems Assisted by Multimodal Sensor Data

(2019) Samadiani et al.   SENSORS

Development of an Automated Pain Facial Expression Detection System for Sheep (Ovis Aries)

(2019) Krista McLennan et al.   Animals

Nonlinear analysis of heart rate variability for evaluating the growing pig stress response to an acute heat episode

(2019) C. J. Byrd et al.   Animal

Livestock vocalisation classification in farm soundscapes

(2019) James C. Bishop et al.   COMPUTERS AND ELECTRONICS IN AGRICULTURE

The Use of Biochemical Measurements to Identify Pre-Slaughter Stress in Pasture Finished Beef Cattle

(2019) Kate M.W. Loudon et al.   Animals

Understanding Cows’ Emotions on Farm: Are Eye White and Ear Posture Reliable Indicators?

(2019) Monica Battini et al.   Animals

Elevated Sensitivity to Tactile Stimuli in Stereotypic Horses

(2019) Sabrina Briefer Freymond et al.   Frontiers in Veterinary Science

Visual laterality in pigs: monocular viewing influences emotional reactions in pigs

(2019) Charlotte Goursot et al.   ANIMAL BEHAVIOUR

Conceptual and methodological issues relating to pain assessment in mammals: The development and utilisation of pain facial expression scales

(2019) Krista M. McLennan et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Eye Blink Rates and Eyelid Twitches as a Non-Invasive Measure of Stress in the Domestic Horse

(2019) Merkies et al.   Animals

Post-natal development of EEG responses to noxious stimulation in pigs (Sus scrofa) aged 1–15 days

(2019) NJ Kells et al.   ANIMAL WELFARE

Classification of piglet (Sus Scrofa) stress conditions using vocalization pattern and applying paraconsistent logic Eτ

(2019) Jonas Pereira da Silva et al.   COMPUTERS AND ELECTRONICS IN AGRICULTURE

What is an emotion?

(2019) Ralph Adolphs et al.   CURRENT BIOLOGY

Recognition of aggressive episodes of pigs based on convolutional neural network and long short-term memory

(2019) Chen Chen et al.   COMPUTERS AND ELECTRONICS IN AGRICULTURE

Oxytocin in saliva of pigs: an assay for its measurement and changes after farrowing

(2019) M. López-Arjona et al.   DOMESTIC ANIMAL ENDOCRINOLOGY

From Unpleasant to Unbearable—Why and How to Implement an Upper Limit to Pain And Other Forms of Suffering in Research with Animals

(2019) I Anna S Olsson et al.   ILAR JOURNAL

Evaluation of visible eye white and maximum eye temperature as non-invasive indicators of stress in dairy cows

(2018) Y. Gómez et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Tail and ear movements as possible indicators of emotions in pigs

(2018) Míriam Marcet Rius et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Fractal dimension of EEG signals and heart dynamics in discrete emotional states

(2018) Elisabeth Ruiz-Padial et al.   BIOLOGICAL PSYCHOLOGY

Autonomous on-animal sensors in sheep research: A systematic review

(2018) Eloise S. Fogarty et al.   COMPUTERS AND ELECTRONICS IN AGRICULTURE

Towards on-farm pig face recognition using convolutional neural networks

(2018) Mark F. Hansen et al.   COMPUTERS IN INDUSTRY

Evolutionary computation algorithms for feature selection of EEG-based emotion recognition using mobile sensors

(2018) Bahareh Nakisa et al.   EXPERT SYSTEMS WITH APPLICATIONS

Speech Emotion Recognition Using Deep Convolutional Neural Network and Discriminant Temporal Pyramid Matching

(2018) Shiqing Zhang et al.   IEEE TRANSACTIONS ON MULTIMEDIA

Electromyography in the Horse: A Useful Technology?

(2018) Jane M. Williams   JOURNAL OF EQUINE VETERINARY SCIENCE

An unexpected acoustic indicator of positive emotions in horses

(2018) Mathilde Stomp et al.   PLoS One

Vocal contagion of emotions in non-human animals

(2018) Elodie F. Briefer   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Using Black Hole Algorithm to Improve EEG-Based Emotion Recognition

(2018) Roberto Munoz et al.   Computational Intelligence and Neuroscience

Cloud services integration for farm animals’ behavior studies based on smartphones as activity sensors

(2018) Olivier Debauche et al.   Journal of Ambient Intelligence and Humanized Computing

Positive or negative emotion induced by feeding success or failure can affect behaviors, heart rate and immunity of suckling calves

(2018) Jing Lv et al.   PHYSIOLOGY & BEHAVIOR

A Sound Source Localisation Analytical Method for Monitoring the Abnormal Night Vocalisations of Poultry

(2018) Xiaodong Du et al.   SENSORS

Machine Learning in Agriculture: A Review

(2018) Konstantinos Liakos et al.   SENSORS

Facial expression and oxytocin as possible markers of positive emotions in horses

(2018) Léa Lansade et al.   Scientific Reports

ESTIMATION OF RESPIRATORY FREQUENCY AND RECTAL TEMPERATURE ON PIGS IN HEAT STRESS BY FUZZY LOGIC

(2018) Rodrigo F. de Oliveira et al.   Engenharia Agricola

Thermography as a Non-Invasive Measure of Stress and Fear of Humans in Sheep

(2018) Simona Cannas et al.   Animals

What is animal happiness?

(2018) Laura E. Webb et al.   Annals of the New York Academy of Sciences

Face recognition based on genetic algorithm

(2018) Hui Zhi et al.   JOURNAL OF VISUAL COMMUNICATION AND IMAGE REPRESENTATION

Facial expression as a potential measure of both intent and emotion

(2018) Irene Camerlink et al.   Scientific Reports

Stress affects instrumental learning based on positive or negative reinforcement in interaction with personality in domestic horses

(2017) Mathilde Valenchon et al.   PLoS One

A meta-analysis of cortisol concentration, vocalization, and average daily gain associated with castration in beef cattle

(2017) Maria Eugênia Andrighetto Canozzi et al.   RESEARCH IN VETERINARY SCIENCE

Facial expression: An under-utilised tool for the assessment of welfare in mammals

(2017) Kris Descovich   ALTEX-Alternatives to Animal Experimentation

Behavioural differences between weaner pigs with intact and docked tails

(2016) MA Paoli et al.   ANIMAL WELFARE

Coding and quantification of a facial expression for pain in lambs

(2016) M.J. Guesgen et al.   BEHAVIOURAL PROCESSES

Causes, consequences and biomarkers of stress in swine: an update

(2016) Silvia Martínez-Miró et al.   BMC Veterinary Research

The Pig Olfactory Brain: A Primer

(2016) Peter C. Brunjes et al.   CHEMICAL SENSES

Point-of-care devices for physiological measurements in field conditions. A smorgasbord of instruments and validation procedures

(2016) Caroline Lindholm et al.   COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY A-MOLECULAR & INTEGRATIVE PHYSIOLOGY

Surface electromyography in animal biomechanics: A systematic review

(2016) Stephanie Valentin et al.   JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY

Elevation of circulating serotonin improves calcium dynamics in the peripartum dairy cow

(2016) Samantha R Weaver et al.   JOURNAL OF ENDOCRINOLOGY

Are Eyes a Mirror of the Soul? What Eye Wrinkles Reveal about a Horse’s Emotional State

(2016) Sara Hintze et al.   PLoS One

How should neuroscience study emotions? by distinguishing emotion states, concepts, and experiences

(2016) Ralph Adolphs   Social Cognitive and Affective Neuroscience

Capturing emotion reactivity through physiology measurement as a foundation for affective engineering in engineering design science and engineering practices

(2015) Stephanie Balters et al.   JOURNAL OF INTELLIGENT MANUFACTURING

Posed and spontaneous expression recognition through modeling their spatial patterns

(2015) Shangfei Wang et al.   MACHINE VISION AND APPLICATIONS

Nasal temperatures in dairy cows are influenced by positive emotional state

(2015) Helen S. Proctor et al.   PHYSIOLOGY & BEHAVIOR

The effects of body posture and temperament on heart rate variability in dairy cows

(2015) Lilli Frondelius et al.   PHYSIOLOGY & BEHAVIOR

The integration of facial and vocal cues during emotional change perception: EEG markers

(2015) Xuhai Chen et al.   Social Cognitive and Affective Neuroscience

Olfactory memory networks: from emotional learning to social behaviors

(2015) Regina M. Sullivan et al.   Frontiers in Behavioral Neuroscience

Emotions on the loose: emotional contagion and the role of oxytocin in pigs

(2014) Inonge Reimert et al.   ANIMAL COGNITION

A Framework for Studying Emotions across Species

(2014) David J. Anderson et al.   CELL

Social dimension of emotions and its implication for animal welfare

(2012) Marek Špinka   APPLIED ANIMAL BEHAVIOUR SCIENCE

Indicators of positive and negative emotions and emotional contagion in pigs

(2012) Inonge Reimert et al.   PHYSIOLOGY & BEHAVIOR

Predicting sleep and lying time of calves with a support vector machine classifier using accelerometer data

(2011) Ann-Helena Hokkanen et al.   APPLIED ANIMAL BEHAVIOUR SCIENCE

Detection of cutaneous myiasis in sheep using an ‘electronic nose’

(2009) A.P. Cramp et al.   VETERINARY PARASITOLOGY