<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-05-28T17:47:19Z</responseDate><request verb="GetRecord" identifier="oai:riuma.uma.es:10630/36759" metadataPrefix="marc">https://riuma.uma.es/rest/oai/request</request><GetRecord><record><header><identifier>oai:riuma.uma.es:10630/36759</identifier><datestamp>2026-02-03T11:01:56Z</datestamp><setSpec>com_10630_2254</setSpec><setSpec>col_10630_37953</setSpec></header><metadata><record xmlns="http://www.loc.gov/MARC21/slim" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:doc="http://www.lyncode.com/xoai" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/MARC21/slim http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd">
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      <subfield code="a">Salas Espinales, Andrés</subfield>
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      <subfield code="a">Vélez-Chávez, Elián</subfield>
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      <subfield code="a">Vázquez-Martín, Ricardo</subfield>
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      <subfield code="a">García-Cerezo, Alfonso José</subfield>
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      <subfield code="a">Mandow, Anthony</subfield>
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      <subfield code="c">2024-04-27</subfield>
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      <subfield code="a">Semantic segmentation has been successfully adopted for scenarios such as indoor, outdoor, urban scenes, and synthetic scenes, but applications with scarce labeled data such as search-and-rescue (SAR), have not been addressed. In this work, we propose a transfer learning approach where the U-Net convolutional neural network incorporates ResNet-50 as an encoder for the segmentation of objects in SAR situations. First, the proposed model is trained and validated with 19 classes of the CityScapes dataset. Then we test the proposed approach by i) training the model with a set of 14 Cityscapes classes with relevant similarities to SAR classes, and ii) using transfer learning with the self-developed dataset in SAR scenarios, which has 349 semantic labeled SAR images. The results indicate good recognition in classes with significant presence on the training images.</subfield>
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      <subfield code="a">Salas-Espinales A., Vélez-Chávez E., Vázquez-Martín R., García-Cerezo A., Mandow A. U-Net/ResNet-50 Network with Transfer Learning for Semantic Segmentation in Search and Rescue (2024) Lecture Notes in Networks and Systems, 978 LNNS, pp. 244 - 255 DOI: https://www.doi.org/10.1007/978-3-031-59167-9_21</subfield>
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      <subfield code="a">https://hdl.handle.net/10630/36759</subfield>
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      <subfield code="a">10.1007/978-3-031-59167-9_21</subfield>
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      <subfield code="a">Aprendizaje automático (Inteligencia artificial)</subfield>
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      <subfield code="a">U-Net/ResNet-50 Network with Transfer Learning for Semantic Segmentation in Search and Rescue.</subfield>
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