Miguel Tréfaut Rodrigues
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View article: New records and notes on the morphology and diet of short-legged frog Pseudopaludicola javae from Pará and Mato Grosso States, Brazil
New records and notes on the morphology and diet of short-legged frog Pseudopaludicola javae from Pará and Mato Grosso States, Brazil Open
Based on morphological and molecular analyses, we report new records, an updated geographic distribution map, and insights into the diet of Pseudopaludicola javae, a recently described species from the transition zone between the Amazonia …
View article: Ancient Introgression Explains Mitochondrial Genome Capture and Mitonuclear Discordance Among South American Collared <i>Tropidurus</i> Lizards
Ancient Introgression Explains Mitochondrial Genome Capture and Mitonuclear Discordance Among South American Collared <i>Tropidurus</i> Lizards Open
Mitonuclear discordance—evolutionary discrepancies between mitochondrial and nuclear DNA phylogenies—can arise from various factors, including introgression, incomplete lineage sorting, recent or ancient demographic fluctuations, sex‐biase…
View article: Voltage-dependent reversal potentials in spiking recurrent neural networks enhance energy efficiency and task performance
Voltage-dependent reversal potentials in spiking recurrent neural networks enhance energy efficiency and task performance Open
Spiking recurrent neural networks (SRNNs) rival gated RNNs on various tasks, yet they still lack several hallmarks of biological neural networks. We introduce a biologically grounded SRNN that implements Dale’s law with voltage-dependent A…
View article: The phylogenetic relationships of Bokermann´s treefrogs: species groups, reproductive biology, and biogeography (Anura: Hylidae: <i>Bokermannohyla</i>)
The phylogenetic relationships of Bokermann´s treefrogs: species groups, reproductive biology, and biogeography (Anura: Hylidae: <i>Bokermannohyla</i>) Open
The hylid genus Bokermannohyla comprises 31 species distributed across the Atlantic Forest, Caatinga and Cerrado domains, and their transition zones in Brazil. These species are currently included in three species groups (the B. circumdata…
View article: New insights into the molecular phylogenetic relationships of lizards in the Neotropical genus <i>Arthrosaura</i> (Reptilia: Gymnophthalmidae) reveal rampant ‘cryptic’ speciation in the Guiana Shield
New insights into the molecular phylogenetic relationships of lizards in the Neotropical genus <i>Arthrosaura</i> (Reptilia: Gymnophthalmidae) reveal rampant ‘cryptic’ speciation in the Guiana Shield Open
The gymnophthalmid lizard genus Arthrosaura currently contains seven species distributed in the Amazonian lowlands and in the Pantepui region. The phylogenetic position and taxonomic status of most species in the genus are surrounded by co…
View article: Borrowing treasures from neighbors: In-context learning for multimodal learning with missing modalities and data scarcity
Borrowing treasures from neighbors: In-context learning for multimodal learning with missing modalities and data scarcity Open
View article: Museomics and the Systematics of the Atlantic Forest Nurse Frogs (Dendrobatoidea: Aromobatidae: Allobatinae)
Museomics and the Systematics of the Atlantic Forest Nurse Frogs (Dendrobatoidea: Aromobatidae: Allobatinae) Open
View article: Ancient introgression explains mitochondrial genome capture and mitonuclear discordance among South American collared <i>Tropidurus</i> lizards
Ancient introgression explains mitochondrial genome capture and mitonuclear discordance among South American collared <i>Tropidurus</i> lizards Open
Mitonuclear discordance—evolutionary discrepancies between mitochondrial and nuclear DNA phylogenies—can arise from various factors, including introgression, incomplete lineage sorting, recent or ancient demographic fluctuations, sex-biase…
View article: Neural Network for Blind Unmixing: a novel MatrixConv Unmixing (MCU) Approach
Neural Network for Blind Unmixing: a novel MatrixConv Unmixing (MCU) Approach Open
Hyperspectral image (HSI) unmixing is a challenging research problem that tries to identify the constituent components, known as endmembers, and their corresponding proportions, known as abundances, in the scene by analysing images capture…
View article: Geographic variants of Boana crepitans and Boana xerophylla (Anura, Hylidae, Cophomantini) and their chromosomal diversification process
Geographic variants of Boana crepitans and Boana xerophylla (Anura, Hylidae, Cophomantini) and their chromosomal diversification process Open
Boana crepitans and Boana xerophylla are species that, until recently, were a synonym of the former Hypsiboas crepitans. They were previously considered two discontinuous and widely distributed population of B. crepitans across different l…
View article: Elevational Range Impacts Connectivity and Predicted Deme Sizes From Models of Habitat Suitability
Elevational Range Impacts Connectivity and Predicted Deme Sizes From Models of Habitat Suitability Open
In integrative distributional, demographic and coalescent (iDDC) modelling, a critical component is the statistical relationship between habitat suitability and local population sizes. This study explores this relationship in two Enyalius …
View article: Immunomodulatory effect of bovine lactoferrin during SARS-CoV-2 infection
Immunomodulatory effect of bovine lactoferrin during SARS-CoV-2 infection Open
Introduction Lactoferrin (Lf) is an important immunomodulator in infections caused by different agents. During SARS-CoV-2 infection, Lf can hinder or prevent virus access to the intracellular environment. Severe cases of COVID-19 are relat…
View article: Elevational range impacts connectivity and predicted deme sizes from models of habitat suitability
Elevational range impacts connectivity and predicted deme sizes from models of habitat suitability Open
The predictive link between the spatial demographic changes of a species and its environment is complex and difficult to detect without detailed models and data from multiple sources. Integrative distributional, demographic, and coalescent…
View article: Borrowing Treasures from Neighbors: In-Context Learning for Multimodal Learning with Missing Modalities and Data Scarcity
Borrowing Treasures from Neighbors: In-Context Learning for Multimodal Learning with Missing Modalities and Data Scarcity Open
Multimodal machine learning with missing modalities is an increasingly relevant challenge arising in various applications such as healthcare. This paper extends the current research into missing modalities to the low-data regime, i.e., a d…
View article: YAMLE: Yet Another Machine Learning Environment
YAMLE: Yet Another Machine Learning Environment Open
YAMLE: Yet Another Machine Learning Environment is an open-source framework that facilitates rapid prototyping and experimentation with machine learning (ML) models and methods. The key motivation is to reduce repetitive work when implemen…
View article: HgbNet: predicting hemoglobin level/anemia degree from EHR data
HgbNet: predicting hemoglobin level/anemia degree from EHR data Open
Anemia is a prevalent medical condition that typically requires invasive blood tests for diagnosis and monitoring. Electronic health records (EHRs) have emerged as valuable data sources for numerous medical studies. EHR-based hemoglobin le…
View article: Does heat tolerance actually predict animals' geographic thermal limits?
Does heat tolerance actually predict animals' geographic thermal limits? Open
View article: Cellular response in severe adverse events after COVID-19 vaccination
Cellular response in severe adverse events after COVID-19 vaccination Open
Introduction: Vaccination is the most effective prevention against SARS-CoV-2 infection and COVID-19 vaccines meet strict safety requirements. Although, severe adverse events (SAE) following COVID-19 vaccination were reported, such as Vacc…
View article: Relicts in the mist: Two new frog families, genera and species highlight the role of Pantepui as a biodiversity museum throughout the Cenozoic
Relicts in the mist: Two new frog families, genera and species highlight the role of Pantepui as a biodiversity museum throughout the Cenozoic Open
View article: Ongoing harlequin toad declines suggest the amphibian extinction crisis is still an emergency
Ongoing harlequin toad declines suggest the amphibian extinction crisis is still an emergency Open
View article: Dehydration alters behavioral thermoregulation and the geography of climatic vulnerability in two Amazonian lizards
Dehydration alters behavioral thermoregulation and the geography of climatic vulnerability in two Amazonian lizards Open
High temperatures and low water availability often strike organisms concomitantly. Observing how organisms behaviorally thermohydroregulate may help us to better understand their climatic vulnerability. This is especially important for tro…
View article: Integrative taxonomy of the <i>Iphisa elegans</i> species complex (Squamata: Gymnophthalmidae) leads to the description of five new species
Integrative taxonomy of the <i>Iphisa elegans</i> species complex (Squamata: Gymnophthalmidae) leads to the description of five new species Open
We reassessed the taxonomic status of lizards of the Iphisa elegans complex, a monotypic genus of Gymnophthalmidae, based on the congruence between mitochondrial DNA (Cytb) and nuclear DNA (c-mos and prlr) and characters of internal and ex…
View article: An information-Theoretic Approach to Semi-supervised Transfer Learning
An information-Theoretic Approach to Semi-supervised Transfer Learning Open
Transfer learning is a valuable tool in deep learning as it allows propagating information from one "source dataset" to another "target dataset", especially in the case of a small number of training examples in the latter. Yet, discrepanci…
View article: Herpetofauna das dunas interiores do Rio São Francisco, Bahia, Brasil. I. Introdução à área e descrição de um novo gênero de Microteiideos (Calyptommatus) com notas sobre sua ecologia, distribuição e especiação (Sauria, Teiidae)
Herpetofauna das dunas interiores do Rio São Francisco, Bahia, Brasil. I. Introdução à área e descrição de um novo gênero de Microteiideos (Calyptommatus) com notas sobre sua ecologia, distribuição e especiação (Sauria, Teiidae) Open
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View article: On the Generalization Error of Meta Learning for the Gibbs Algorithm
On the Generalization Error of Meta Learning for the Gibbs Algorithm Open
We analyze the generalization ability of joint-training meta learning algorithms via the Gibbs algorithm. Our exact characterization of the expected meta generalization error for the meta Gibbs algorithm is based on symmetrized KL informat…
View article: An evolutionary paradox on threadsnakes: Phenotypic and molecular evidence reveal a new and remarkably polymorphic species of Siagonodon (Serpentes: Leptotyphlopidae: Epictinae) from Amazonia
An evolutionary paradox on threadsnakes: Phenotypic and molecular evidence reveal a new and remarkably polymorphic species of Siagonodon (Serpentes: Leptotyphlopidae: Epictinae) from Amazonia Open
Threadsnakes are known for their conserved external morphology and historically controversial systematics, challenging taxonomic, biogeographic and evolutionary researches in these fields. Recent morphological studies—mostly based on µCT d…
View article: Changes in the Saliva Proteome of Pigs with Diarrhoea Caused by Escherichia coli
Changes in the Saliva Proteome of Pigs with Diarrhoea Caused by Escherichia coli Open
Escherichia coli represents the main cause of diarrhoea in pigs. Saliva can provide information about the pathophysiology of diseases and be a source of biomarkers. We aimed to identify changes in the salivary proteome of pigs with diarrho…
View article: The endotrophic nidicolous tadpole of Cycloramphus eleutherodactylus<br>(Miranda-Ribeiro) (Anura: Cycloramphidae)
The endotrophic nidicolous tadpole of Cycloramphus eleutherodactylus(Miranda-Ribeiro) (Anura: Cycloramphidae) Open
Cycloramphus Tschudi is the most speciose genus in the family Cycloramphidae, including 30 species endemic to the Atlantic forest Domain in Brazil (Frost 2022). Species in the genus may be classified as saxicolous and terrestrial based on …
View article: Does heat tolerance actually predict animals' geographic thermal limits?
Does heat tolerance actually predict animals' geographic thermal limits? Open
Global studies of organismal distribution and climatic vulnerability rely on the mostly untested assumption that heat tolerance restricts the maximum temperatures estimated at the warm edges of their geographic distribution (Tmax). Herein …
View article: The Serious Impact of Comorbidities on Methemoglobinemia: A Case Report
The Serious Impact of Comorbidities on Methemoglobinemia: A Case Report Open
Methemoglobinemia is a rare, life-threatening condition that occurs when the body is exposed to oxidative stress. We present the case of a 72-year-old female with a past medical history of hypertension, obesity, dyslipidemia, and heart fai…