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ANALISA PENGGUNAAN LENSA SILINDER UNTUK MENGUBAH BENTUK BERKAS LASER DIODA MENJADI BENTUK GARIS Muhammad Mashuri; Minarni '; Sugianto '
Jurnal Online Mahasiswa (JOM) Bidang Matematika dan Ilmu Pengetahuan Alam Vol 1, No 2 (2014): Wisuda Oktober 2014
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Matematika dan Ilmu Pengetahuan Alam

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Abstract

A research on the application of cylindrical lenses to change beam shape of diode lasers from  eliptical to line shape has been conducted.  The beam characteristic of the lasers before and after using the lenses were analyzed by a calibrated photodiode and a CCD camera. The distance between CCD camera and the lenses were also varied to obtain the optimal length of the line.  The diode lasers used were  λ=830 nm Coherent diode laser with beam size 0,6 mm and 0,9 mm in x and y axis and  λ=638 nm Aixiz diode laser with beam size 1,2 mm and 1,6 mm in x and y axis were used.  Three  cylindrical lenses with three  different focal length were used whice were 50 mm, 75 mm, and 95 mm respectively.  The results showed that the maximum line lengths (L) of  λ=830 nm diode laser were 1,86 mm, 2,55 mm, and 1,39 mm respectively. For the  λ=638 nm diode laser the maximum line length (L) were 3,74 mm, 4,32 mm, and 3,87  mm respectively to the same focal length. The result also showed that the bigger λ produced the shorter line (L) than the smaller λ. For the biggest focus need the longest distance (z) to produce the longest line.
Outlier Detection in Observation at Multivariate Linear Models with Likelihood Displacement Statistic-Lagrange Method Makkulau Makkulau; Susanti Linuwih; Purhadi Purhadi; Muhammad Mashuri
Jurnal ILMU DASAR Vol 12 No 1 (2011)
Publisher : Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Jember

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Abstract

There are two different outliers, i.e outlier in observations and outlier in models. The existing outlier detection method in models is using common Likelihood method. The limitation of this method is the optimal value produced might be not the real optimal values. This research yields a method for outlier detection in multivariate linear models with Likelihood Displacement Statistic-Lagrange method (LDL method). This method uses multiplier Lagrange with constraint the confidence interval of parameter’s vector. This parameter’s vector is obtained from the data set which is outlier free. This parameter estimation process uses numerical method with Karush-Kuhn Tucker condition in nonlinear programming. This method compares between LDL value and the table F value that follows the distribution of F value to indentify the outlier in models.
MONITORING VARIABILITAS DARI PROSES SHORT DAN LONG RUN Muhammad Mashuri
STATISTIKA: Forum Teori dan Aplikasi Statistika Vol 4, No 2 (2004)
Publisher : Program Studi Statistika Unisba

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29313/jstat.v4i2.893

Abstract

One of the problems in the quality improvement is variability monitoring, in such a way so it remains on the threshold. Themain problem in the implementation of process variability monitoring is the parameter estimation before the processproduction is run. . In the short run process or long run process on start up stage the problem is difficult to handle. Thispaper discusses an approach, which enables to do the process variability monitoring for short or long run processes,without historical data for parameter estimation. An illustration of comparison clarifies the mechanism of our discussion.
DIAGRAM KONTROL MULTIVARIAT SHORT PRODUCTION RUN UNTUK MEMANTAU MEAN DAN VARIABILITAS PROSES fathur rahman; muhammad mashuri
J STATISTIKA: Jurnal Imiah Teori dan Aplikasi Statistika Vol 9 No 1 (2016): J Statistika: Jurnal Imiah dan Aplikasi Statistika
Publisher : Fakultas Sains dan Teknologi Univ. PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (638.114 KB) | DOI: 10.36456/jstat.vol9.no1.a294

Abstract

Metode statistik proses kontrol untuk memantau proses jangka pendek (short-run) dengan mempertimbangkan pengukuran multivariat, atau metode diagram kontrol yang terbilang baru ini bisa juga disebut, diagram kontrol multivariat jangka pendek (short-run control chart) untuk memantau proses mean dan variabilitas. Untuk memantau mean proses pada diagram kontrol digunakan fungsi pengaruh mean dan matriks kovarian yang di harapkan dapat mendeteksi pergeseran kecil, dan untuk mengetahui pergeseran pada variabilitas proses maka digunakan komponen utama dan eigenvalue sebagai pengaruh fungsi. Teknik yang digunakan bersifat umum, dan pengaruh fungsi dapat digunakan untuk membangun diagram kontrol multivariat jangka pendek (short-run) baik untuk nominal vaule atau estimasi. Metode ini lebih lanjut diterapkan pada data pembuatan pipa bawah laut yang di produksi PT.KHI (Krakatau Hoogeven International) pada periode 2014. Hasil dari penelitian menujukan pergerseran variabilitas proses dan mean proses tidak dapat di deteksi dengan diagram kontrol kovensional, tetapi pergeseran mean dan variabilitas proses dapat di deteksi pada diagram kontrol yang menggunakan fungsi pengaruh mean dan matriks kovarian untuk medeteksi prorses mean, dan pengaruh fungsi komponen utama dan eigenvaluve untuk medeteksi variabilitas proses.
PERLINDUNGAN HUKUM TERHADAP ANAK UNTUK MENDAPATKAN PENCATATAN KELAHIRAN YANG TELAH MELAMPAUI BATAS WAKTU Aryashakti Satria Pratama Yulianto; Muhammad Mashuri; Humiati
Qaumiyyah: Jurnal Hukum Tata Negara Vol. 6 No. 1 (2025)
Publisher : Program Studi Hukum Tata Negara Islam, Fakultas Syariah, Universitas Islam Negeri (UIN) Datokarama Palu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24239/qaumiyyah.v6i1.197

Abstract

Birth registration is a basic right of every child guaranteed by national and international law. A birth certificate is required to access basic services and basic human rights. The sooner a child's identity is recorded, the sooner their existence is protected and their protection by the state is guaranteed. However, in practice, there are many children in Indonesia whose births have not been registered, even after the time limit specified by laws and regulations is a maximum of 60 days. This article aims to analyze the form of legal protection for children who experience delays in birth registration and the obstacles faced in the process. The research method used is normative juridical with a legislative approach and case studies. The results of the study indicate that delays in birth registration can have an impact on obstructing children's access to basic civil rights, such as education, health services, and legal protection. The state has an obligation to provide legal protection through a birth registration mechanism outside the administrative time limit or through a court decision. To obtain birth registration beyond the time limit by obtaining a decision from the head of the local implementing agency by fulfilling the requirements and procedures as well as the procedures stipulated in Presidential Regulation Number 96 of 2018 concerning Requirements and Procedures for Population Registration and Civil Registration. In addition, there needs to be a simplification of procedures and increased socialization to the community regarding the importance of timely birth registration as a form of fulfilling children's rights. Abstrak Pencatatan kelahiran merupakan hak dasar setiap anak yang dijamin oleh hukum nasional dan internasional. Akta Kelahiran diperlukan untuk mengakses layanan dasar dan hak asasi manusia yang mendasar. Semakin cepat identitas anak dicatat, semakin cepat pula keberadaannya dilindungi dan perlindungannya oleh negara terjamin. Namun, dalam praktiknya, tidak sedikit anak di Indonesia yang belum tercatat kelahirannya, bahkan setelah melewati batas waktu yang ditentukan oleh peraturan perundang-undangan yaitu maksimal 60 hari. Artikel ini bertujuan untuk menganalisis bentuk perlindungan hukum bagi anak-anak yang mengalami keterlambatan pencatatan kelahiran serta kendala-kendala yang dihadapi dalam proses tersebut. Metode penelitian yang digunakan adalah yuridis normatif dengan pendekatan perundang-undangan dan studi kasus. Hasil penelitian menunjukkan bahwa keterlambatan pencatatan kelahiran dapat berdampak pada terhambatnya akses anak terhadap hak-hak sipil dasar, seperti pendidikan, layanan kesehatan, dan perlindungan hukum. Negara memiliki kewajiban untuk memberikan perlindungan hukum melalui mekanisme pencatatan kelahiran di luar batas waktu secara administratif maupun melalui penetapan pengadilan. Untuk memperoleh pecatatan kelahiran yang melampaui batas waktu dengan cara mendapatkan keputusan dari Kepala Instansi Pelaksana setempat dengan memenuhi persyaratan dan prosedur serta tata cara yang diatur dalam Peraturan Presiden Nomor 96 Tahun 2018 tentang Persyaratan dan Tata Cara Pendaftaran Penduduk dan Pencatatan Sipil. Selain itu, perlu adanya penyederhanaan prosedur dan peningkatan sosialisasi kepada masyarakat mengenai pentingnya pencatatan kelahiran tepat waktu sebagai bentuk pemenuhan hak anak.