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G. Stojić, Željko Stević, J. Antuchevičienė, D. Pamucar, M. Vasiljevic

The decision-making process requires the prior definition and fulfillment of certain factors, especially when it comes to complex areas such as supply chain management. One of the most important items in the initial phase of the supply chain, which strongly influences its further flow, is to decide on the most favorable supplier. In this paper a selection of suppliers in a company producing polyvinyl chloride (PVC) carpentry was made based on the new approach developed in the field of multi-criteria decision making (MCDM). The relative values of the weight coefficients of the criteria are calculated using the rough analytical hierarchical process (AHP) method. The evaluation and ranking of suppliers is carried out using the new rough weighted aggregated sum product assessment (WASPAS) method. In order to determine the stability of the model and the ability to apply the developed rough WASPAS approach, the paper analyzes its sensitivity, which involves changing the value of the coefficient λ in the first part. The second part of the sensitivity analysis relates to the application of different multi-criteria decision-making methods in combination with rough numbers that have been developed in the very recent past. The model presented in the paper is solved by using the following methods: rough Simple Additive Weighting (SAW), rough Evaluation based on Distancefrom Average Solution (EDAS), rough MultiAttributive Border Approximation area Comparison (MABAC), rough Visekriterijumsko kompromisno rangiranje (VIKOR), rough MultiAttributiveIdeal-Real Comparative Analysis (MAIRCA) and rough Multi-objective optimization by ratio analysis plus the full multiplicative form (MULTIMOORA). In addition, in the third part of the sensitivity analysis, the Spearman correlation coefficient (SCC) of the ranks obtained was calculated which confirms the applicability of all the proposed approaches. The proposed rough model allows the evaluation of alternatives despite the imprecision and lack of quantitative information in the information-management process.

S. Šabanović, O. C. Jenkins

Welcome to the inaugural issue of the ACM Transactions on Human-Robot Interaction! It is an exciting time to be part of the HRI community. Across its publication venues, Human-Robot Interaction is producing a burgeoning and compelling body of intellectual activity. ACM THRI is truly honored to participate in these developments as the first robotics journal offered by ACM Publications. As Editors-in-Chief, Chad and I are privileged to work with an esteemed and thoughtful editorial board in our consideration of research comprising the leading thought in HRI. Our editorial board has been thrilled to see inspiring research flowing through the journal, across the Behavioral/Social, Computational, Design, and Mechanical sections, and remain excited for the new work to come. In complement to ACM THRI, this March witnessed the gathering of the largest-ever group of almost 650 Human-Robot Interaction scholars in Chicago for the annual ACM/IEEE Human-Robot Interaction Conference. As the community of HRI researchers grows, we must ever more carefully consider how to keep up the rigorous nature of HRI research, while working to include a greater diversity of perspectives into the conversation. Being the premier journal in the field of HumanRobot Interaction, ACM THRI considers broad representation of high quality work as central to its mission. We are therefore committed to enabling the inclusion and dissemination of HRI research across disciplinary and geographical audiences, and to broadening the field’s scientific and societal impact. To highlight our aims for HRI and ACM THRI, this inaugural issue has focused on the topic of “New Frontiers for Human-Robot Interaction” with a combination of opinion editorials and top-quality research articles. Among these research articles, Bowen and Alterovitz present new insights into motion planning for dynamic human environments through the estimation of cost functions learned from demonstration. Carrillo et al. describe the innovative process of designing a social robotic rehabilitation aid for children with cerebral palsy, performed in the context of clinical deployment and with sustained engagement of diverse stakeholders. Lee and Riek’s critical look at assistive robots being developed for older adults suggests we need to go beyond the deficit

H. Pojskić, Erik Åslin, A. Krolo, Ivan Jukic, O. Uljević, M. Spasić, D. Sekulić

Agility is a significant determinant of success in soccer; however, studies have rarely presented and evaluated soccer-specific tests of reactive agility (S_RAG) and non-reactive agility (change of direction speed – S_CODS) or their applicability in this sport. The aim of this study was to define the reliability and validity of newly developed tests of the S_RAG and S_CODS to discriminate between the performance levels of junior soccer players. The study consisted of 20 players who were involved at the highest national competitive rank (all males; age: 17.0 ± 0.9 years), divided into three playing positions (defenders, midfielders, and forwards) and two performance levels (U17 and U19). Variables included body mass (BM), body height, body fat percentage, 20-m sprint, squat jump, countermovement jump, reactive-strength-index, unilateral jump, 1RM-back-squat, S_CODS, and three protocols of S_RAG. The reliabilities of the S_RAG and S_CODS were appropriate to high (ICC: 0.70 to 0.92), with the strongest reliability evidenced for the S_CODS. The S_CODS and S_RAG shared 25–40% of the common variance. Playing positions significantly differed in BM (large effect-size differences [ES]; midfielders were lightest) and 1RM-back-squat (large ES; lowest results in midfielders). The performance levels significantly differed in age and experience in soccer; U19 achieved better results in the S_CODS (t-test: 3.61, p < 0.05, large ES) and two S_RAG protocols (t-test: 2.14 and 2.41, p < 0.05, moderate ES). Newly developed tests of soccer-specific agility are applicable to differentiate U17 and U19 players. Coaches who work with young soccer athletes should be informed that the development of soccer-specific CODS and RAG in this age is mostly dependent on training of the specific motor proficiency.

Yen-Yi Lin, Alexander Gawronski, Faraz Hach, Sujun Li, Ibrahim Numanagić, Iman Sarrafi, Swati Mishra, A. McPherson et al.

This paper analyzes the volatility spillover between Dow Jones UK conventional index (GBDOW) and Dow Jones UK Islamic index. Monthly observations spanning in a period from January 2010 until June 2017 are obtained from Investing.com database. Vector Auto-regression analysis (VAR) and Impulse response functions are used in order to estimate the impact. The results show that there is a significant impact of Dow Jones UK index volatility on Dow Jones UK Islamic index volatility.

John Thornby, M. Gillie, L. Pecchia, I. Tuersley, Russ Kitson

W. Duchemin, Guillaume Gence, Anne-Muriel Arigon Chifolleau, Lars Arvestad, M. Bansal, V. Berry, B. Boussau, F. Chevenet et al.

Motivation: A reconciliation is an annotation of the nodes of a gene tree with evolutionary events—for example, speciation, gene duplication, transfer, loss, etc.—along with a mapping onto a species tree. Many algorithms and software produce or use reconciliations but often using different reconciliation formats, regarding the type of events considered or whether the species tree is dated or not. This complicates the comparison and communication between different programs. Results: Here, we gather a consortium of software developers in gene tree species tree reconciliation to propose and endorse a format that aims to promote an integrative—albeit flexible—specification of phylogenetic reconciliations. This format, named recPhyloXML, is accompanied by several tools such as a reconciled tree visualizer and conversion utilities. Availability and implementation: http://phylariane.univ‐lyon1.fr/recphyloxml/.

Samra Kadić-Vukas, Mirsad Hodžić, Lejla Tandir-Lihić, Lejla Hrvat, Azra Kožo-Kajmaković, Nina Kuzmanović, Haris Vukas

BACKGROUND: Posterior reversible encephalopathy syndrome (PRES) is a clinical-radiological syndrome with seizures, altered consciousness, visual disturbances and headache among other symptoms. Hinchey et al. first described Pres in 1996, with two other case series published shortly after. CASE REPORT: A 23-year-old women patient was emergency sent from General Hospital Tešanj due to a crisis of consciousness and repeated epileptic seizures. The patient had a second birth before 10 days (postpartum cesarean) in general endotracheal anaesthesia (two cesarean-born babies). On magnetic resonance imaging (MRI) of cranium described both sides of the symmetrically frontal, parietal (and pre-ventricular gyri) and occipitally visible T2W/FLAIR hyperintensity focuses on the cortex and the thin layer of white mass subcortically. In the projection of the lesions parts, discrete DWI hyperintensity is seen without a reliable ADC correlate. The patient improved after management with intravenous fluids, antibiotics, antiepileptics and monitoring of blood pressure. According to latest experiences delayed diagnosis and treatment may lead to mortality or irreversible neurological deficit. Aggravating circumstances are differential diagnoses that include cerebral infarction (ischemic, haemorrhage), venous thrombosis, vasculitis, pontine or extrapontine myelinolysis. CONCLUSION: MRI of the brain is key to make this distinction with crucial recognition and an open mind from radiology and neurology specialist.

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