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The similar analysis of time sequence images to achieve image matching is a foundation of tasks in dynamic environments, such as multi-object tracking and dynamic gesture recognition. Therefore, we propose a matching method of time sequence images based on the Siamese network. Inspired by comparative learning, two different comparative parts are designed and embedded in the network. The first part makes a comparison between the input image pairs to generate the correlation matrix. The second part compares the correlation matrix, which is the output of the first comparison part, with a template, in order to calculate the similarity. The improved loss function is used to constrain the image matching and similarity calculation. After experimental verification, we found that it not only performs better, but also has some ability to estimate the camera pose.
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http://dx.doi.org/10.3390/s21175900 | DOI Listing |
J Econ Entomol
September 2025
State Key Laboratory for Biology of Plant Diseases and Insect Pests, Institute of Plant Protection, Chinese Academy of Agricultural Sciences, Beijing 100193, China.
The ability of parasitoid wasps to precisely locate hosts in complex environments is a key factor in suppressing pest populations. Chemical communication plays an essential role in mediating insect behaviors such as locating food sources, hosts, and mates. Odorant receptors (ORs) are the key connection between external odors and olfactory nerves.
View Article and Find Full Text PDFJ Infect Dis
September 2025
Biological Sciences, Sunnybrook Research Institute, Sunnybrook Hospital, Toronto, Ontario, Canada.
Background: Tecovirimat (TPOXX) is an antiviral authorized for the treatment of mpox infections in Canada, but recent clinical trials found it has no impact on symptom duration.
Methods: We conducted a prospective cohort study of individuals diagnosed with mpox in Toronto, Canada. Skin lesion swabs were collected weekly to quantify infectious monkeypox virus (MPXV) shedding through cell culture.
J Alzheimers Dis
September 2025
Institut des Sciences logopédiques, Faculté des Lettres et Sciences Humaines, University of Neuchâtel, Neuchâtel, Switzerland.
BackgroundThe production of verbal tenses is impaired in people with Alzheimer's disease (AD), as shown by several studies focusing on time reference and using sentence completion tasks. However, there is currently a limited understanding of how tense is produced in discourse with this disease. Discourse is interesting as it involves building a mental representation of the event to be narrated with its temporal framework and translating this framework into language using tense.
View Article and Find Full Text PDFPLoS One
September 2025
School of Electrical and Information Engineering, Hunan Institute of Technology, Hengyang, Hunan, China.
Knowledge tracing can reveal students' level of knowledge in relation to their learning performance. Recently, plenty of machine learning algorithms have been proposed to exploit to implement knowledge tracing and have achieved promising outcomes. However, most of the previous approaches were unable to cope with long sequence time-series prediction, which is more valuable than short sequence prediction that is extensively utilized in current knowledge-tracing studies.
View Article and Find Full Text PDFTransposition is a well-known genome rearrangement event that switches two consecutive sub-strings on a string. Since a transposition makes changes to a string, the genome here is just a string. The problem of transforming one string into the other by a sequence of transposition operations has attracted a lot of attention.
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