4 research outputs found

    Jumlah Transisi Pada Ciri Transisi Dalam Pengenalan Pola Tulisan Tangan Aksara Jawa Nglegeno Dengan Multiclass Support Vector Machines

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    Feature extraction is one of the most improtant step on characters recognition system. Transition features is one from many features used on characters recognition system. This paper report a research on handwritten basic Jawanesse characters recognition system to found the proper numbers of transitions used on transition features. To recognize the characters,the Multiclass Support Vector Machines were used. The Directed Acyclic Graph (DAG) SVM were used for multiclass classification strategy and to map each input vector to a higher dimention space, the Gaussian Radial Basis Function (RBF) kernel with parameter 1were used. It can be shown, for basicJawanesse characters recognition system, the optimal numbers of transitions used for transition features is 4 (a half of maximum numbers of transition on all patterns)

    Analisis Pengaruh Down Tilt Antena Untuk Mengurangi Kegagalanhandover Pada Jaringan Seluler GSM PT. Indosat, Tbk. Purwokerto

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    Handover is a process to guarantee the MS (Mobile Station) communication connection while moving for one cell to another cell. There are 10,89%-12,04% handover failure occurred between BTS Cilongok sector 1 and BTS Karanglewas sector 3 of PT. Indosat, Tbk,Purwokerto, whereas, thestandard is 2%-3%. Based on KPI (Key Performance Indicator) data most of handover failure is caused by long overlapping coverage (1,2851 km) as could be seen in BSC Controlled Inc. HO Fail at the amount of 9,69%-10,24%. Long overlapping coverage also reduce Rx Level signal quality to-94 dBm (threshold-90 dBm), and Rx Qual is 2,26 (it is still good enough if comparing to the threshold 5). Down tilt antenna method is used to overcome the overlapping coverage. Calculation result of down tilt antenna points out that the precise down tilt antenna to be applied in BTS Cilongok sector 1 is 3º and BTS Karanglewas sector 3 is 2,5º with number of overlapping coverage 78,2 m (appropriate to reference of PT. Indosat, Tbk Purwokerto�100 m). After down tilting antenna indicates that there is a reduction of handover failure because of overlapping coverage reduce to 0,01%- 0,02%, and total handover failure reduce to 0,62%- 1,39% . Meanwhile there is a raising in signal quality,it is Rx Level become-75 dBm and thebetter size of Rx Qual is 1

    Analisis Pengaruh Rx Level Terhadap Kecepatan Download Data Pada Teknologi GPRS Di PT XL Axiata Tbk. Purwokerto

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    Data transfer speed on GPRS\u27s technology isaffected by the present of some obstacles between sender\u27s side and recipient\u27s side. Those obstacles cause propagation loss that affect the reduction of power level value (rx level). The reduction will affect the data speed. The lower rx level\u27s value means the lower dataspeed. This researchwas done by doing drive test on BTS North Purwokerto and BTS Tambaksogra to measure the amount of power measured (Pr) andthe download data speed on GPRS\u27s network. The measuredpower level (Pr) was normalized to get rx level value. Regression analysis was done to get the relation between the download speed and the rx level value. Theanalysis has resulted in a model: download speed = 4.1 (rx level) 0.459 , with R^2 = 0.380. Correlation analysis shows high correlationbetween rx level and download speed (r = 0.608)

    Perencanaan Peningkatan Kapasitas Produksi Tepung Mendoan Instan

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    . Mendoan adalah makanan khas masyarakat Banyumas yang berbahan dasar tempe. Bagi masyarakat Banyumas makan mendoan itu sudah merupakan budaya setiap hari. Tiada hari tanpa makan mendoan. Untuk membuat mendoan yang mudah dan cepat diperlukan tepung yang praktis/instan/siap pakai. Produksi tepung mendoan instan dalam skala rumah tangga sangat terbatas dan selalu kewalahan melayani permintaan konsumen. Setiap hari hasil produksinya habis terjual, bahkan sampai menolak pesanan.. Untuk mengatasi permasalahan-permasalah tersebut tim pengabdian masyarakat Universitas Jenderal Soedirman dan Universitas Peradaban berusaha untuk membantu meningkatkan kapasitas produksi dengan cara memberikan bantuan alat-alat produksi. Selain itu juga akan dilakukan pendampingan, penyuluhan dan pelatihan meliputi: penggunaan dan perawatan alat-alat modern
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