AIMC Topic: Smell

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Hybrid neural networks in the mushroom body drive olfactory preference in .

Science advances May 30, 2025
In , olfactory encoding in the mushroom body (MB) involves thousands of Kenyon cells (KCs) processing inputs from hundreds of projection neurons (PNs). Recent data challenge the notion of random PN-to-KC connectivity, revealing preferential connectio...
Smell Drosophila melanogaster Olfactory Pathways Nerve Net Mushroom Bodies Animals Neurons Odorants
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Towards robust medical machine olfaction: Debiasing GC-MS data enhances prostate cancer diagnosis from urine volatiles.

PloS one May 30, 2025
Prostate cancer (PCa) is a major, and increasingly global, health concern with current screening and diagnostic tools' severe limitations causing unnecessary, invasive biopsy procedures. While gas chromatography-mass spectrometry (GC-MS) has been use...
Gas Chromatography-Mass Spectrometry Machine Learning Volatile Organic Compounds Animals Humans Smell Prostatic Neoplasms Male Bayes Theorem Neural Networks, Computer Dogs
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The fruit fly, , as a microrobotics platform.

Proceedings of the National Academy of Sciences of the United States of America Apr 8, 2025
Engineering small autonomous agents capable of operating in the microscale environment remains a key challenge, with current systems still evolving. Our study explores the fruit fly, , a classic model system in biology and a species adept at microsca...
Animals Behavior, Animal Locomotion Drosophila melanogaster Robotics Smell Optogenetics Mushroom Bodies
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From materials to applications: a review of research on artificial olfactory memory.

Materials horizons Mar 4, 2025
Olfactory memory forms the basis for biological perception and environmental adaptation. Advancing artificial intelligence to replicate this biological perception as artificial olfactory memory is essential. The widespread use of various robotic syst...
Olfactory Perception Memory Robotics Smell Humans Machine Learning Wearable Electronic Devices Artificial Intelligence
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Computational approaches for decoding structure-saltiness enhancement and aroma perception mechanisms of odorants: From machine learning to molecular simulation.

Food research international (Ottawa, Ont.) Jan 7, 2025
The unclear relationship between structure and saltiness enhancement limits the development and application of savory odorants. The structure characteristic-saltiness enhancement perception (SEP) mechanisms of savory odorants were investigated by mac...
Humans Hydrogen Bonding Mutagenesis, Site-Directed Smell Odorants Receptors, Odorant Machine Learning Hydrophobic and Hydrophilic Interactions Molecular Docking Simulation Sodium Chloride
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An Artificial Neural Network for Image Classification Inspired by the Aversive Olfactory Learning Neural Circuit in Caenorhabditis elegans.

Advanced science (Weinheim, Baden-Wurttemberg, Germany) Dec 16, 2024
This study introduces an artificial neural network (ANN) for image classification task, inspired by the aversive olfactory learning neural circuit in Caenorhabditis elegans (C. elegans). Although artificial neural networks (ANNs) have demonstrated re...
Animals Neural Networks, Computer Caenorhabditis elegans Smell Learning Nerve Net
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Integrating Vision and Olfaction via Multi-Modal LLM for Robotic Odor Source Localization.

Sensors (Basel, Switzerland) Dec 10, 2024
Odor source localization (OSL) technology allows autonomous agents like mobile robots to localize a target odor source in an unknown environment. This is achieved by an OSL navigation algorithm that processes an agent's sensor readings to calculate a...
Humans Algorithms Smell Robotics Odorants
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An overview on olfaction in the biological, analytical, computational, and machine learning fields.

Archiv der Pharmazie Oct 22, 2024
Recently, the comprehension of odor perception has advanced, unveiling the mysteries of the molecular receptors within the nasal passages and the intricate mechanisms governing signal transmission between these receptors, the olfactory bulb, and the ...
Receptors, Odorant Smell Olfactory Bulb Olfactory Perception Animals Humans Odorants Machine Learning
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Integration of Animal Behavioral Assessment and Convolutional Neural Network to Study Wasabi-Alcohol Taste-Smell Interaction.

Journal of visualized experiments : JoVE Aug 16, 2024
The commercial wasabi pastes commonly used for food preparation contain a homologous compound of chemosensory isothiocyanates (ITCs) that elicit an irritating sensation upon consumption. The impact of sniffing dietary alcoholic beverages on the sensa...
Isothiocyanates Neural Networks, Computer Mice Smell Ethanol Animals Behavior, Animal Taste Male
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Olfactory analysis of oolong tea sensory quality using composite nano-colorimetric sensor array.

Food research international (Ottawa, Ont.) Aug 11, 2024
Chinese oolong tea is famous for its rich and diverse aromas, which is an important indicator for sensor quality evaluation. To accurately and rapidly evaluate sensory quality, a novel colorimetric sensor array (CSA) was developed to detect volatile ...
Odorants Support Vector Machine Humans Smell Camellia sinensis Volatile Organic Compounds Taste Tea Colorimetry
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