observational techniques
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2021 ◽  
Vol 4 (2) ◽  
pp. 522-528
Author(s):  
Slamet Suparmo ◽  
Muhammad Taufik Daniel Hasibuan

Adherence is defined as the degree to which the patient carries out the treatment and behavior recommended by the doctor or others, in achieving the goals. IDWG is an increase in fluid volume with an increase in body weight as a basis for knowing the amount of fluid that enters during the interdialytic period, Edema is an excessive accumulation of fluid between body cells or in various body cavities. This study aims to identify the relationship between adherence to fluid restriction and the occurrence of post HD edema in CKD patients at Aminah Hospital Tangerang City in 2021, there were 68 people and post HD patients participated in this study using the Random Sampling technique. Researchers collected data using instruments. The post HD fluid restriction compliance instrument used in this study was a standardized questionnaire based on the Morisky compliance questionnaire (MMAS), while for the edema instrument in patients with chronic kidney failure the researcher used observational techniques, namely body weight measurement using a weight scale measuring instrument and using data patient medical record. Statistical test using Spearman Rank statistical test. Based on the results of the study obtained with a p value = 0.000 or <0.05, it can be concluded that there is a significant relationship between fluid restriction adherence to the occurrence of Post Hemodialysis Edema with a value of r = 935.   Abstrak Kepatuhan didefinisikan sebagai tingkat penderita melaksanakan cara pengobatan dan perilaku yang disarankan oleh dokter atau yang lain, dalam mencapai tujuan. IDWG adalah peningkatan volume cairan dengan peningkatan berat badan sebagai dasar mengetahui jumlah cairan yang masuk selama periode interdialitik, Edema adalah penimbunan cairan secara berlebihan di antara sel-sel tubuh atau di dalam berbagai rongga tubuh. Penelitian ini bertujuan mengidentifikasi Hubungan Kepatuhan Pembatasan Cairan Terhadap Terjadinya Edema Post HD Pasien GGK di Rumah Sakit Aminah Kota Tangerang Tahun 2021, terdapat 68 orang dan pasien post HD berpartisipasi dalam penelitian ini dengan menggunakan teknik Random Sampling. Peneliti melakukan pengumpulan data menggunakan Instrumen. Untuk Instrumen kepatuhan pembatasan cairan post HD yang digunakan dalam penelitian ini adalah kuisioner baku berdasarkan kuisioner kepatuhan morisky (MMAS), sedangkan untuk instrument edema pada pasien gagal ginjal kronik peneliti menggunakan tehnik observasi, yaitu pengukuran berat badan menggunakan alat ukur timbangan berat badan serta menggunakan data rekam medis pasien. Uji statistik menggunakan uji statistik Spearman Rank. Berdasarkan hasil penelitian didapatkan dengan nilai  p= 0,000 atau <0,05 maka dapat disimpulkan terdapat hubungan yang signifikan antara kepatuhan pembatasan cairan terhadap terjadinya Edema Post Hemodialisa dengan nilai r = 935.


2021 ◽  
Author(s):  
David F. Gray

This textbook describes the equipment, observational techniques, and analysis used in the investigation of stellar photospheres. Now in its fourth edition, the text has been thoroughly updated and revised to be more accessible to students. New figures have been added to illustrate key concepts, while diagrams have been redrawn and refreshed throughout. The book starts by developing the tools of analysis, and then demonstrates how they can be applied. Topics covered include radiation transfer, models of stellar photospheres, spectroscopic equipment, how to observe stellar spectra, and techniques for measuring stellar temperatures, radii, surface gravities, chemical composition, velocity fields, and rotation rates. Up-to-date results for real stars are included. Written for starting graduate students or advanced undergraduates, this textbook also includes a wealth of reference material useful to researchers. eBook formats include color imagery while print formats are greyscale only; a wide selection of the color images are available online.


2021 ◽  
Vol 1 (2) ◽  
pp. 79-90
Author(s):  
Abdul Hafez Assad ◽  
Resky Purnamasari Nasaruddin

This article focuses on understanding talent and action in an effort to develop talent among teenagers in the digital era, which is important as now we are in digitalization era. This article is based on data collected through the application of observational techniques and in-depth interview techniques, both of which are typical in the application of ethnographic research methods, with the object of study 20 teenagers who live in Makassar City who were selected randomly. Applying the perspective of cognitive anthropology, the results of this study show; teenagers' understanding of talent as an important thing to be developed, especially in the fields of art, technology, and skills, which is carried out through self-taught learning by relying on information, both in the form of knowledge (including experience) and news, which is available on the internet and through various media applications. social. Talent is then understood as something that is formed and/or shaped through a learning process, and not as something that is given or has been present since birth, which if developed intensively can provide benefits for the owner, or has commercial value, because talent shows are part of what is supported in the community of digital era. Artikel ini berfokus pada pemahaman tentang bakat dan tindakan untuk upaya menumbuhkembangkan bakat di kalangan remaja di era digital, yang mana hal tersebut menjadi penting sebab kini kita berada di era digitalisasi. Artikel ini berdasarkan data yang dikumpulkan melalui penerapan teknik pengamatan dan teknik wawancara mendalam, yang mana kedua teknik tersebut merupakan khas dalam penerapan metode penelitian etnografi, dengan obyek studi 20 remaja yang berdomisili di Kota Makassar yang dipilih secara acak. Menerapkan perspektif antropologi kognitif, hasil studi ini menunjukkan; pemahaman remaja tentang bakat sebagai suatu hal yang penting untuk ditumbuhkembangkan khususnya terkait bidang kesenian, teknologi, dan keterampilan, yang dilakukan melalui pembelajaran autodidak dengan mengandalkan informasi, baik berupa pengetahuan (termasuk pengalaman) maupun pemberitaan, yang tersedia di internet dan melalui ragam aplikasi media sosial. Bakat kemudian dipahami sebagai hal yang terbentuk dan/atau dibentuk melalui proses pembelajaran, dan bukan sebagai hal yang terberi atau telah terdapat sejak lahir, yang jika ditumbuhkembangkan secara intensif dapat memberikan keuntungan bagi pemiliknya, atau memiliki nilai komersial, sebab pertunjukan bakat menjadi bagian dari hal yang didukung di era digital.


2021 ◽  
Vol 30 (1) ◽  
Author(s):  
Rose Marie Santini ◽  
Débora Salles ◽  
Charbelly Estrella Estrella ◽  
Carlos Eduardo Barros ◽  
Daniela Orofino

Social bots are automated agents programmed to act on social media impersonating human behaviour to influence discussions online. This paper aims to contribute to the discussion of how bots can endanger online communication and alter information flows. We resorted to a mixed-method approach based on grounded theory and observational techniques in order to investigate the bots’ activities online during the 2016 municipal elections in Rio de Janeiro. We collected related content on Twitter in this period and detected 3,101 bots. This sample was classified in three categories based on tweeting content: user-generated bot, media spambot, and political bot. Our findings indicate that, although bots work for different political and social purposes, their computational nature claims into service of dominant social groups and economical elites. We conclude that computational propaganda is building a dangerous scenario of widespread automation in which different kinds of algorithms bias social media conversation.


2021 ◽  
Vol 2 (1) ◽  
pp. e12740
Author(s):  
Stanley U. Nnorom ◽  
Vivian Ngozi Nwogbo ◽  
Obinna Nonso Anachuna

The seeming decline in the quality of teachers in Nigeria necessitated this study. The study adopted the descriptive survey research design. Four research questions guided the study while three hypotheses were tested at 0.05 level of significance. The population of the study comprised 323 respondents made up of 240 final students and 83 lecturers in the seven Departments of the faculty of Education Imo State University, Owerri. The entire population was used for the study. A researcher developed questionnaire was the instrument used for data collection. The instrument was validated by three experts. The Cronbach’s alpha method was used to determine the internal consistency of the items and it yielded a reliability coefficient of 0.74. The researchers with the help of four research assistants distributed and successfully collected 298 copies of the questionnaire administered. The research questions were answered using the mean, while the hypotheses were tested using z-test at 0.05 level of significance. It was found among others that pre-observational techniques were used to a very low extent t in Imo state university Owerri for teaching practice supervision. Based on the findings of the study, it was recommended among others that conference, workshops and seminars should be organized for lecturers at Imo State University where various techniques of clinical supervision will be exposed to them towards ensuring qualitative teaching practice supervision.


2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Futoshi Yamashita ◽  
Eiichi Fukuyama ◽  
Shiqing Xu ◽  
Hironori Kawakata ◽  
Kazuo Mizoguchi ◽  
...  

AbstractThe preparation process of natural earthquakes is still difficult to quantify and remains a subject of debate even with modern observational techniques. Here, we show that foreshock activity can shed light on understanding the earthquake preparation process based on results of meter-scale rock friction experiments. Experiments were conducted under two different fault surface conditions before each run: less heterogeneous fault without pre-existing gouge and more heterogeneous fault with pre-existing gouge. The results show that fewer foreshocks occurred along the less heterogeneous fault and were driven by preslip; in contrast, more foreshocks with a lower b value occurred along the more heterogeneous fault and showed features of cascade-up. We suggest that the fault surface condition and the stress redistribution caused by the ongoing fault slip mode control the earthquake preparation process, including the behavior of foreshock activity. Our findings imply that foreshock activity can be a key indicator for probing the fault conditions at present and in the future, and therefore useful for assessing earthquake hazard.


2021 ◽  
Vol 217 (5) ◽  
Author(s):  
Sjoert van Velzen ◽  
Dheeraj R. Pasham ◽  
Stefanie Komossa ◽  
Lin Yan ◽  
Erin A. Kara

AbstractStellar tidal disruption events (TDEs) are typically discovered by transient emission due to accretion or shocks of the stellar debris. Yet this luminous flare can be reprocessed by gas or dust that inhabits a galactic nucleus, resulting in multiple reverberation signals. Nuclear dust heated by the TDE will lead to an echo at infrared wavelengths (1-10 μm) and transient coronal lines in optical spectra of TDEs trace reverberation by gas that orbits the black hole. Both of these signal have been detected, here we review this rapidly developing field. We also review the results that have been extracted from TDEs with high-quality X-ray light curves: quasi periodic oscillations (QPOs), reverberation lags of fluorescence lines, and cross-correlations with emission at other wavelengths. The observational techniques that are covered in this review probe the emission from TDEs over a wide range of scales: from $\sim 1$ ∼ 1  light year to the innermost parts of the newly formed accretion disk. They provide insights into important properties of TDEs such as their bolometric output and the geometry of the accretion flow. While reverberation signals are not detected for every TDE, we anticipate they will become more commonplace when the next generation of X-ray and infrared instruments become operational.


2021 ◽  
Vol 33 (3) ◽  
pp. 445-445
Author(s):  
Koichi Osuka ◽  
Koichi Hashimoto ◽  
Midori Sakura ◽  
Shizuko Hiryu

In the studies done to date on the swarm behaviors of animals, many different observational techniques have been developed, indicating the importance of such detailed observations. The techniques of researchers aiming to capture the swarm behavior of animals, which is normally visually unobservable, have included attaching microsensors to honey bees or ants and data loggers (micro recorders) to birds or mammals. Such techniques, collectively known as “bio-logging,” can go far in clarifying why we feel animals that exhibit swarm behaviors seem to have a sort of collective intelligence, or “swarm intelligence.” Furthermore, studies on the swarm behaviors of animals may provide important clues to researchers in the field of swarm robotics. It is in this context that this special issue presents papers on bio-logging technologies, the collective behaviors of animals, and various advanced measurement technologies related to them. This special issue consists of one review article and 14 research papers. The subjects cover a wide range of areas, including control engineering, data science, and ecology. Thus, bio-logging is an interdisciplinary area that can expect to see much growth in the near future. The editors are confident that this issue will greatly contribute to further progress in the field of bio-logging.


2021 ◽  
Vol 911 (2) ◽  
pp. 118
Author(s):  
Cooper Downs ◽  
Alexander Warmuth ◽  
David M. Long ◽  
D. Shaun Bloomfield ◽  
Ryun-Young Kwon ◽  
...  

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