An Observational Study on React Native (RN) Questions on Stack Overflow (SO) by Luluh Albesher, Razan Aldossari, Reem Alfayez

“…We identified and analyzed 131,620 SO RN-related questions. Moreover, we observed how the interest toward RN on SO evolves over time. …”
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Global Teleconnections of Rapid Ionospheric Fluctuations as Observed via GNSS Measurements by Enric Monte-Moreno, Manuel Hernandez-Pajares, Heng Yang

“…IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing…”
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Observational evidence of the Kuroshio meander and its propagation in the East China Sea by SeungYong Lee, Hanna Na, Hanna Na, Hong Sik Min, Dong Guk Kim, Hirohiko Nakamura, Ayako Nishina

“…These results provide observational evidence of the Kuroshio meander and its propagation in the ECS, characterized by subsurface intensification during the warm season.…”
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Direct Oral Anticoagulants in Cirrhotic Patients: Current Evidence and Clinical Observations by Sherif Elhosseiny, Hassan Al Moussawi, Jean M. Chalhoub, James Lafferty, Liliane Deeb

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Glimpses into cooking practices—observations on past and present Sudanese griddle baking by Ulrike Nowotnick

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Distribution of Corrosion Attack in Chloride Exposed Concrete – Summary of Field Observations by Baral Kedar, Geiker Mette Rica, Øverli Jan Arve

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Multiomics unravels the complexity of male obesity: a prospective observational study by Georgios E. Papadakis, Lucie Favre, Yassine Zouaghi, Nathalie Vionnet, Nicolas J. Niederländer, Michela Adamo, James S. Acierno, Dassine Berdous, Alexia Boizot, Jenny Meylan, Julijana Ivanisevic, Emmanuelle Paccou, Hector Gallart-Ayala, Tim Reyns, Elise Van Caeneghem, Bruno Lapauw, Jérôme Pasquier, Yasser Aleman, Styliani Mantziari, Olivier Salamin, Raul Nicoli, Tiia Kuuranne, Tom Fiers, Patric Hagmann, Federico Santoni, Andrea Messina, Nelly Pitteloud

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Adaptive Observer-Based Fault Estimation for Stochastic Markovian Jumping Systems by Shuping He, Fei Liu

“…A sufficient condition on the existence of adaptive observer is presented and proved by means of linear matrix inequalities techniques. …”
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Clinical diagnosis of seasonal influenza by physicians: a retrospective observational study by Hiroyuki Kato, Tadashi Kobayashi, Hiroki Maita, Takashi Akimoto, Fumihiko Matsuoka, Shigeki Funakoshi, Hiroshi Osawa

“…Objective To elucidate the diagnostic accuracy of pretest probability of influenza (%) by physicians and the factors affecting the clinical diagnosis.Design Retrospective, single-centre observational study.Setting A community primary care clinic in Japan.Participants The participants were recruited from a database of studies conducted during the influenza season from December 2017 to April 2019.Primary outcome measure Sensitivity and specificity of the physician’s clinical diagnosis of influenza recorded in the medical record as pretest probability.Results A total of 335 patients (median age, 31 years; male, 66.6%) were analysed in this study. …”
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Relation of Malnutrition and Nosocomical Infections in Cancer Patients in Hospital: An Observational Study by Bianca Tabita Muresan, Martín Núñez‐Abad, Ana Artero, Jaime Rios Rios, Alberto Jacobo Cunquero-Tomás, Vega Iranzo, Javier Garrido, Ana Jiménez-Portilla, Carlos Camps Herrero, Carlos J. Sánchez Juan

“…To investigate the relation between malnutrition and nosocomial infections (NI) in hospitalized cancer patients. Methods. This observational, cross-sectional, noninterventional, descriptive study was conducted in a 500-bed university hospital in Valencia (Spain). …”
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Optimal Maneuver Strategy of Observer for Bearing-Only Tracking in Threat Environment by Renke He, Shuxin Chen, Hao Wu, Zhuowei Liu, Jianhua Chen

“…The optimal maneuver of observer for bearing-only tracking (BOT) in a threat environment is a complex problem which involves nonlinear filtering, threat avoidance, and optimal maneuver strategy. …”
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Arab-Byzantine and Umayyad coins from Marea/Philoxenite: preliminary observations by Barbara Zając

“…This article presents preliminary observations on the Arab-Byzantine and Umayyad coins discovered thus far in the course of fieldwork at Marea/Philoxenite.…”
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Observing the use of technology for students' independent work on online learning assignments by Ricka Yusra Weni, Endang Mulyatiningsih, Nixigo Sasvito, Zaid Zaid

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Monitoring of Ionospheric Anomalies Using GNSS Observations to Detect Earthquake Precursors by Nicola Perfetti, Yuri Taddia, Alberto Pellegrinelli

“…In this study, we outline a strategy to estimate the VTEC in real-time, its rate of change, and the corresponding Signal-to-Noise Ratio (SNR) based on dual-frequency GNSS Doppler observations. We describe how to compute these parameters from GNSS data for a regional network using Adjusted Spherical Harmonic Analysis (ASHA) applied to a local model. …”
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Observations on old Serbian terminology for iron mining and processing: Želězo and gvozdje by Loma Aleksandar B.

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Research on Tension Distributed Characteristic of Scraper Chain based on State Observer by Xing Zhang, Fan Jiang, Chenxi Jia, Yutan Li, Chuanjin Zhang

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Methods to Compare Predicted and Observed Phosphene Experience in tACS Subjects by Aprinda Indahlastari, Aditya K. Kasinadhuni, Christopher Saar, Kevin Castellano, Bakir Mousa, Munish Chauhan, Thomas H. Mareci, Rosalind J. Sadleir

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Microcirculatory Changes in Term Newborns with Suspected Infection: An Observational Prospective Study by Irene Alba-Alejandre, Stephan Hiedl, Orsolya Genzel-Boroviczény

“…In adults severely disturbed microcirculatory flow can be observed by Orthogonal Polarized Spectral (OPS) imaging techniques during sepsis. …”
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Mathematical observations on the relation between eclosion periodsand the copulation rate of cicadas by Yasumasa Saisho

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Infant outcomes after exposure to Tdap vaccine in pregnancy: an observational study by Helen Petousis-Harris, Tony Walls, Patricia Graham, Nicola Austin, Linda Hill

“…We aimed to closely monitor infants exposed to Tdap during pregnancy to look for any adverse outcomes that may be attributable to the vaccine.Design This was a prospective observational study, collecting information to evaluate the safety of Tdap vaccine for infants exposed during pregnancy. …”
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