Siti Sri Rahayu
Prodi Pendidikan Bahasa dan Sastra Indonesia FBS Unimed

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Klasifikasi Tulang Tengkorak Berdasarkan Jenis Kelamin dalam Antropologi Forensik Menggunakan Metode Support Vector Machine Rahayu, Siti Sri; Afrianty, Iis; Budianita, Elvia; Syafria, Fadhilah
Jurnal Inovtek Polbeng Seri Informatika Vol 9, No 1 (2024)
Publisher : P3M Politeknik Negeri Bengkalis

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35314/isi.v9i1.4046

Abstract

Classification of skull bones by sex is part of human biological profile identification in forensic anthropology that aims to determine whether the skeleton belongs to a male or female. The most popular method for determining sex from bones is DNA analysis. However, under some conditions such as burnt, damaged, or very dry skeletal remains, DNA analysis cannot provide accurate results. So forensic anthropology is developing by utilizing the help of machine learning technology. This research shows the performance of Support Vector Machine in classifying skull bones based on gender. The skull parameter data used is data collected by Dr. William Howells from craniometric measurements consisting of male and female data with a total of 2524 data and 82 features, namely bizygomatic breadth, glabello-occipital lenght and others.  In building the skull bone classification model, the Support Vector Machine kernels used are linear, RBF, and polynomial. Based on the test results, the best accuracy was obtained in each kernel function, namely the linear kernel obtained the best accuracy of 88.14% with C = 2. For the RBF kernel, the best accuracy was 91.30% at C = 2, γ = 'auto'. For the polynomial kernel, the best accuracy was 88.14% at C = 1 and 2, γ = 1 and 2, d = 1. The evaluation results show that the Support Vector Machine model with the RBF kernel has proven to be the optimal choice in skull bone classification compared to other kernels, based on accuracy, precision, recall, and CrossValidation measurements reaching values above 90%. These results indicate that the skull bone classification model based on gender using Support Vector Machine is recommended in forensic anthropology.
Implementation of Literacy-Based Early Childhood Learning Program Management Aprida, Siti Nurul; Muastiwi, Erni Munastiwi; Rahayu, Siti Sri
Aulad: Journal on Early Childhood Vol. 5 No. 3 (2022): December 2022
Publisher : Perkumpulan Pengelola Jurnal PAUD Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/aulad.v5i3.414

Abstract

The gersamasapa program is a literacy-based educational innovation created by At-Tauhid PAUD with the aim of increasing children's interest in reading and cultivating positive character in children. This study aimed to describe the implementation of literacy-based early childhood learning program management. The method used in this research is descriptive qualitative. Data collection techniques were using observation, interviews and documentation. There were nine subjects or informants in this study consisting of teachers and educational staff at At-Tawhid PAUD. The data collection process was carried out from November to December. The results of this study indicate that the process of 1) planning is carried out by holding a work meeting before the school year begins. The results of the meeting are then listed in the academic calendar and have standard operating procedures (SOP). 2) Organizing involves all parties by forming a gersamasapa program implementation team consisting of persons in charge, chairmen, members, and others which are then listed in an SK (decree). 3) The implementation of the gersamasapa program is carried out through three activities, including one house, one reading corner, literacy training, and storytelling classes. 4) Supervision is carried out by means of home visits and ABC monitoring books
PENGARUH LINGKUNGAN SEKOLAH TERHADAP PEMBENTUKAN KARAKTER ANAK PADA MATA PELAJARAN PPKn rahayu, siti sri; sujarwo
Jurnal Generasi Tarbiyah: Jurnal Pendidikan Islam Vol. 2 No. 2 (2023): Edisi Oktober
Publisher : Institut Syekh Abdul Halim Hasan Binjai

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59342/jgt.v2i2.422

Abstract

Penelitian ini bertujuan untuk mengetahui adanya pengaruh lingkungan sekolah terhadap pembentukan karakter anak pada mata pelajaran PPKn kelas IV di SDN 104266 Pematang Sijonam. Jenis penelitian ini adalah penelitian kuantitatif dengan pendekatan deskriptif. Sampel dalam penelitian ini berjumlah 36 orang. Teknik pengambilan sampel dengan menggunakan teknik sampling total dikarenakan populasi pada penelitian ini hanya 36 orang. Instrumen pengumpulan data dengan menggunakan angket, observasi dan dokumentasi. Uji hipotesis menggunakan koefisien korelasi (rxy) dengan taraf signifikansi 5%. Hasil penelitian menunjukkan adanya Pengaruh Lingkungan Sekolah Terhadap Pembentukan Karakter Anak Pada Mata Pelajaran PPKn Kelas IV di SDN 104266 Pematang Sijonam. Hal ini ditunjukkan thitung > ttabel (25.105 > 1,688) dan p = 0,000. Selanjutnya berdasarkan hasil uji pengaruh variabel nilai R Square sebesar 0,949 (94,9%). Hal ini menunjukkan bahwa dengan menggunakan model regresi, dimana variabel independent (lingkungan sekolah) memiliki pengaruh terhadap variabel dependent (pembentukan karakter) sebesar 94,9%. Sedangkan 5,1 % dipengaruhi oleh faktor lainnya.
Perbedaan Perilaku Asertif Anak Sulung Berdasarkan Gender serta Implikasinya terhadap Layanan Bimbingan dan Konseling Rahayu, Siti Sri; Netrawati, Netrawati; Sari, Azmatul Khairiah; Febriani, Rahmi Dwi
MUKADIMAH: Jurnal Pendidikan, Sejarah, dan Ilmu-ilmu Sosial Vol 9, No 2 (2025)
Publisher : Prodi Pendidikan Sejarah Fakultas Keguruan dan Ilmu Pendidikan Universitas Islam Sumatera

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30743/mkd.v9i2.11846

Abstract

This study aims to examine gender differences in assertive behavior among firstborn students and to analyze the implications for school guidance and counseling services. The research employs a quantitative descriptive comparative approach with 60 respondents (30 male and 30 female firstborn students) selected using purposive sampling. Data were collected using a validated assertiveness scale covering seven aspects: expressing feelings, rejecting requests, initiating interactions, expressing personal opinions, defending personal rights, requesting changes in others, and facing criticism. Statistical analysis revealed that male firstborn students demonstrate higher levels of assertiveness than their female counterparts across most indicators. These findings suggest that gender plays a significant role in shaping assertive behavior among firstborns, likely influenced by sociocultural expectations and familial roles. The results underscore the importance of implementing gender-responsive guidance and counseling strategies in schools to foster healthy communication, self-confidence, and emotional resilience among students, particularly those experiencing role pressure as firstborns.