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Publications

2021

Privacy Technologies and Policy - 9th Annual Privacy Forum, APF 2021, Oslo, Norway, June 17-18, 2021, Proceedings

Authors
Gruschka, N; Coelho Antunes, LF; Rannenberg, K; Drogkaris, P;

Publication
APF

Abstract

2021

Measuring Trust in Technology: A Survey Tool to Assess Users' Trust Experiences

Authors
Sousa, SC; Martins, P; Cravino, J;

Publication
ISD

Abstract

2021

PREDICTING STUDENTS’ PERFORMANCE IN INTRODUCTORY PROGRAMMING COURSES: A LITERATURE REVIEW

Authors
Sobral, S; Oliveira, C;

Publication
INTED2021 Proceedings

Abstract

2021

Investigating the Effect of a Structured Intervention on the Development of Self-Care Behaviors With Arteriovenous Fistula in Hemodialysis Patients

Authors
Sousa, CN; Paquete, ARC; Teles, P; Pinto, CMCB; Dias, VFF; Ribeiro, OMPL; Manzini, CSS; Nicole, AG; Souza, LH; Ozen, N;

Publication
CLINICAL NURSING RESEARCH

Abstract
This study aimed to assess the effectiveness of a structured intervention on the frequency of self-care behaviors with arteriovenous fistula (AVF) by patients on hemodialysis. This is a quasi-experimental study with pre- and post-measurements. Participants were assigned to an intervention group (IG) (n = 48) or to a control group (CG) (n = 41). IG patients were subject to a structured intervention on self-care with AVF (SISC-AVF) consisting of both a theoretical and a practical part. After SISC-AVF application, patients in the IG showed better overall self-care behaviors with AVF than patients in the CG (79.2% and 91.4%, respectively, p < .001) as well as better self-care concerning both the management of signs and symptoms (90.1% and 94.4% respectively, p = .004) and the prevention of complications (72.7% and 89.5%, respectively, p < .001). The study results suggest that the SISC-AVF had positive effects on patients in the IG.

2021

Planejamento de Sistemas Híbridos de Energia Elétrica Utilizando Programação Inteira Mista

Authors
Daniel T. Kitamura; Kamila P. Rocha; Leonardo W. Oliveira; Janaína G. Oliveira; Bruno H. Dias; Tiago A. Soares;

Publication
Procedings do XV Simpósio Brasileiro de Automação Inteligente

Abstract

2021

On the Usage of Pre-Trained Speech Recognition Deep Layers to Detect Emotions

Authors
Oliveira, J; Praca, I;

Publication
IEEE ACCESS

Abstract
One of the Industry 4.0 landmarks, concerns the optimization of manufacturing processes by increasing the operator's productivity. But productivity is highly affected by the operator's emotions. Positive emotions (e.g. happiness) are positively related to productivity, in contrast negative emotions (e.g. frustration) are negative related to productivity and positive related to misconducts and misbehaviors on the workplace. Thus perhaps, automatic recommendation systems can suggest actions or instructions to eliminate or attenuate undesired negative emotions on the workplace. These systems might support their actions based on the reliability of emotion detectors. In this paper, emotions are detected thought a speech system. Our solution was built over deep speech recognition layers, namely the first two convolutional layers of the pre-trained 2015 Baidu's speech recognition model. In re-utilizing these first two convolutional layers, robust meta-features are expected to be extracted. Our deep learning model attempts to predict the seven primary emotions on the MELD test set.Furthermore, our solution did not use any contextual data and yet it achieved robust results. The proposed weighted TrBaidu algorithm achieved state-of-art results on the detection of joy and surprise emotions, a F1-score rate of 23 % for both emotions.

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