Monitoring and assessment of ingestive chewing sounds for prediction of herbage intake rate in grazing cattle

JR Galli, CA Cangiano, MA Pece, MJ Larripa… - Animal, 2018 - cambridge.org
… mass, biting rate and intake rate were encountered between plant treatments. Chewing
sound energy was the single best predictor of DMI and low variability of chewing sound energy …

Acoustic monitoring of chewing and intake of fresh and dry forages in steers

JR Galli, CA Cangiano, MW Demment… - Animal Feed Science and …, 2006 - Elsevier
… to accurately quantify chewing and ingestive behaviour of … that DM intake rate may be
determined by the need to chew and add … of predictions of DM intake based on chewing sounds. …

Acoustic monitoring of short-term ingestive behavior and intake in grazing sheep

JR Galli, CA Cangiano, DH Milone, EA Laca - Livestock Science, 2011 - Elsevier
… The best model to predict DMI from acoustic analysis had a prediction error equal to 4.1 g
(… about eating time and intake rate of forages. The results demonstrate that ingestive sounds

Feeding intake estimation in sheep based on ingestive chewing sounds

K Wang, C Xuan, P Wu, F Liu, X Fan - Computers and Electronics in …, 2022 - Elsevier
… A statistical analysis was then used to reveal the effects of … from the chewing, and finally
predicted intake using a linear … as a significant change in the feeding intake rate. For example, for …

Prediction of bite number and herbage intake by an accelerometer-based system in dairy sheep exposed to different forages during short-term grazing tests

V Giovanetti, R Cossu, G Molle, M Acciaro… - … and electronics in …, 2020 - Elsevier
… The “chew-bite” complicates the monitoring of grazing … to standardize post-ingestive effects
of the herbage meal. The behaviour … DMI on the basis of energy in the chewing sound with a …

Classifying ingestive behavior of dairy cows via automatic sound recognition

G Li, Y Xiong, Q Du, Z Shi, RS Gates - Sensors, 2021 - mdpi.com
… or ingestive behaviors [5], namely bites, chews, and chew-… for ingestive behavior monitoring
lies in the fact that ingestive … of cases in which models wrongly predict behavior absence. …

Classifying Chewing and Rumination in Dairy Cows Using Sound Signals and Machine Learning

S Abdanan Mehdizadeh, M Sari, H Orak, DF Pereira… - Animals, 2023 - mdpi.com
… One study monitored and assessed ingestive chewing sounds to predict herbage intake
rate in … The study found that by utilizing sound sensors to recognize cow chewing behavior, …

[HTML][HTML] Livestock feeding behaviour: A review on automated systems for ruminant monitoring

JO Chelotti, LS Martinez-Rau, M Ferrero… - Biosystems …, 2024 - Elsevier
… and advances in monitoring, automatic analysis, and prediction of … of animal forage ingestion
or intake rate. Finally, the daily … bite and grazing chew features, resulting in a sound of high …

Construction of sheep forage intake estimation models based on sound analysis

H Sheng, S Zhang, L Zuo, G Duan, H Zhang… - Biosystems …, 2020 - Elsevier
… identify chewing sound segments from sheep ingestion audio… grazing intake monitor using
an SVM-based chewing sound … in forage intake and had an average forage intake prediction

Computational method for segmentation and classification of ingestive sounds in sheep

DH Milone, HL Rufiner, JR Galli, EA Laca… - … and Electronics in …, 2009 - Elsevier
… recognize automatically sound signals of chewing and biting. … In confusion matrices, each
column represents a predicted event … monitoring system for ingestive behaviour in ruminants. …