Dede Rohmat Nurjaya
Prodi Kepelatihan Olahraga, Universitas Pendidikan Indonesia

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Bibliometric Computation Mapping Publication Analysis in Sports Psychology using VOSviewer Mona Fiametta Febrianty; Komarudin; Yusuf Hidayat; Dede Rohmat Nurjaya
Journal of Physical Education Health and Sport Vol. 11 No. 1 (2024)
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jpehs.v11i1.8357

Abstract

In the field of sports coaching, research urgently needed that is closely related to achievement. Specifically, in the field of sports psychology, there is still a great need for research that specifically examines ideas that can be used as input for those who need them. The purpose of this study is to examine developments regarding sports psychology research, especially aspects of psychology that are currently developing rapidly through a bibliometric approach using a computerized mapping analysis application using VOSviewer. Apart from that, this research hopes to identify existing research trends in the field of sports psychology. Various article data obtained were sourced from Google Scholar using the Publish or Perish Reference Manager application. The keywords used to guide the search process in this research are “Psychological Aspects on Athletes”. During the search, the author found 988 articles relevant to the keyword. The articles obtained came from a span of 10 years, namely 2012-2022, and came from various journals and publishers. If explained one by one the published articles related to the psychological aspects of athletes from year to year will be obtained as follows: 55 articles in 2012, 62 articles in 2013, 69 articles in 2014, 73 articles in 2015, 73 articles in 2016, 74 articles in 2017, 89 articles in 2018, 119 articles in 2019, 140 articles in 2020, 132 articles in 2021 and 102 articles in 2022. Judging from the data, it can be seen that there has been an increase and decrease from year to year and we checked all of this using VOSviewer. The results of this study will help future researchers regarding sports psychology, especially aspects of psychology in sports, in finding sources, studies, and theories that are relevant to their research. However, this research still has limitations in using the application, so it is recommended to use other applications that make it possible to obtain further results.
The Relationship between Mental Toughness and Competitive Anxiety of Diving Athletes in the Training Phase Wildhan Rahmadian Sofyan; Dede Rohmat Nurjaya; Mulyana
Journal of Physical Education Health and Sport Vol. 11 No. 2 (2024)
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jpehs.v11i2.16655

Abstract

There are main factors that can reduce the level of competitive anxiety in athletes, namely mental toughness, this is proven in research on other sports but has not been done in the sport of diving. This study aims to examine the significant relationship between mental toughness and competitive anxiety of diving athletes in the training phase. The method used is descriptive correlation using the Sport Mental Toughness Questionnaire (SMTQ) instrument and the Sport Competitive Anxiety Test (SCAT) questionnaire. The research sample amounted to 24 diving athletes at the West Java level, Data collection through google form in the form of questionnaires and data analysis techniques with SPSS version 26. The results of data analysis show that there is a significant negative relationship with a pearson correlation value of -0.415 with a Sig value. (2-tailed) 0.044 Based on the test results, the value of Sig. (2-tailed) <0.05 so that H0 is rejected. This study concludes that there is a significant relationship between mental toughness and competitive anxiety in the training phase
Video-Based Performance Analysis of West Java Artistic Swimming Maharani Sekar Langit; Dede Rohmat Nurjaya; Gafur Ammar Santoso; Tian Kurniawan
Journal of Physical Education Health and Sport Vol. 12 No. 2 (2025)
Publisher : Universitas Negeri Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/jpehs.v12i2.38561

Abstract

The purpose of this study was to analyze the performance of artistic swimmers from West Java using video as a more objective evaluation tool. Athlete performance has usually been assessed directly, which can lead to subjectivity. Kinematic analysis was used for data from three female athletes from qualifying round of the 2025 West Java Provincial Sports Week and the 2025 West Java Regional Sports Championship . Leg height index (LHI) and average leg angle deviation (LAD) in vertical and knight movements were calculated using Kinovea software for frame-by-frame data extraction. The LAD was calculated based on the angle deviation from the ideal position, and the LHI values were compared to the FINA standard height card. The analysis results show that there are quite noticeable technical differences between the subjects.  SSK a showed the best and most consistent performance, with an average LHI of 9.5 (Vertical) and 9.6 (Knight) that was closer to the FINA standard, and her LAD was also relatively small on both elements. AEN demonstrated a stable LHI (9.1 Vertical; 9.2 Knight). Compared to other athletes, AEN LAD values tended to be higher, which may indicate that she reached sufficient height to make utilizing the angles around her peak more difficult. Meanwhile, LNL achieved a lower LHI (9.1 Vertical; 8.9 Knight) as well as the smallest LAD value in the Knight movement (1.3°). Although her vertical LAD (5.9°) was higher than AEN. The results indicate that video-based performance analysis can be successfully applied to the evaluation of artistic swimming performance.
Indikator Kinerja Kunci Gelandang Tengah: Analisis Komparatif Juara Liga 4 Indonesia Level Regional Habil Muhbaedillah; Dede Rohmat Nurjaya; Berliana
Gelanggang Olahraga: Jurnal Pendidikan Jasmani dan Olahraga (JPJO) Vol. 9 No. 5 (2026): Gelanggang Olahraga: Jurnal Pendidikan Jasmani dan Olahraga
Publisher : Institut Penelitian Matematika, Komputer, Keperawatan, Pendidikan dan Ekonomi (IPM2KPE)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31539/kbg9ye87

Abstract

In the development of modern football, the central midfielder holds a strategic role in maintaining the balance between defensive and offensive phases. This position demands high tactical ability, including decision-making accuracy, ball distribution precision, and effectiveness in winning duels. At the semi-professional level such as Indonesia's Liga 4, the performance of central midfielders across teams still shows variation that can affect overall team effectiveness. This highlights the need for deeper research to understand tactical performance differences and their implications for team strategy. This study was conducted to fill the gap in research on tactical performance differences among central midfielders of regional champion teams. The aim of the study was to analyze the differences in tactical performance of central midfielders between two Liga 4 Indonesia champion teams, namely Cimahi Putra (West Java) and Persebi Boyolali (Central Java). The analysis focused on five Key Performance Indicators: passing accuracy, dribbling success, interceptions, defensive duels won, and crossing accuracy. The study used a comparative descriptive quantitative design through notational analysis of three central midfielders from each team across seven official matches, with data obtained using InStat and LongoMatch software. An independent t-test (p < 0.05) was used to compare the two teams. The results showed two significant differences: Persebi Boyolali outperformed in passing accuracy (88.5% vs. 84.2%), while Cimahi Putra had a higher interception rate (5.8 vs. 4.1). These findings confirm PB's dominance in ball distribution and CP's advantage in ball recovery. Practically, CP needs to improve passing quality after transitions, while PB is advised to strengthen its interception ability. These findings provide an important basis for data-driven strategy development and talent scouting at the regional level. Keywords: Notational Analysis, Central Midfielder, Key Performance Indicators, Tactical Skills, Indonesian Football