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Library's collection Library's IT development Cancel| Optimisasi portofolio mean-VaR di bawah CAPM transformasi Koyck dengan volatilitas tak konstan dan efek long memory | In this paper we formulated mean-VaR portfolio optimization through CAPM Koyck transformation. We assumed that lagged of risk premium which have highly influence on stock returns is infinite, while model parameters decrease geometrically. We also assumed that rate of return in risk premium market index is not constant, in other word has a non-constant ...
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| Bayesian belief network untuk menghasilkan fuzzy association rules | Bayesian Belief Network (BBN), one of the data mining classification methods, is used in this research for mining and analyzing medical track record from a relational data table. In this paper, a mutual information concept is extended using fuzzy labels for determining the relation between two fuzzy nodes. The highest fuzzy information gain is ...
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| Sistem supply chain crude-palm-oil Indonesia dengan mempertimbangkan aspek economical revenue, social welfare dan environment | Crude-Palm-Oil (CPO) is an agro-industrial commodity which has a strategic value to be developed for Indonesian economy and social welfare. Production and export of Indonesian CPO increase progressively in the view years so that CPO is one of the pre-eminent products of Indonesia. On the other hand, however, they could give two negative impacts. ...
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| Pemetaan penderita pneumonia di Surabaya dengan menggunakan geostatistik | In this paper we mapped the location of Pneumonia disease in Surabaya. We also analyse the survival of the afflicted and predict the spread of the disease using Kriging. The study reveals that after 45 days in the hospital, the survival of the Pneumonia?s patients decrease to 46.8%. Moreover, the centers of this disease ...
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| Pengembangan graph mining untuk prediksi jaringan kerja sistem pembayaran dalam real time gross settlement berbasis clearing house | This research develops the settlement mechanism in the Real Time Gross Settlement using so called clearing house through a serious game method. In this approach banks are represented as nodes that do the settlement process according to the simple rules. Moreover, the graph mining approach is used for predicting the activity networks on those ...
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| Disaster management in Indonesia: logistical coordination and cooperation to create effective relief operations | Indonesia has in the past often been struck by natural disasters. After these disasters, the disaster relief operations turned out to be ineffective in most cases. This study focuses on the main problems in disaster relief operations in Indonesia and tries to deliver a general model to deal with those. Literature studies showed that ...
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| Pemodelan lokasi-alokasi terminal bahan baku untuk meminimasi total biaya rantai pasok pada industri produk jadi rotan | In Surakarta and its surroundings (Solo Raya), there exists more than 400 Small- Medium Enterprises (SMEs) that produce finished products of rattan. Due to the high procurement cost as total operational cost of raw rattan distribution network from the sources, e.g. Borneo and Celebes to the rattan industries, the competitiveness of their products is ...
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| Model of dynamic pricing for two parallels flights with multiple fare classes based on passenger choice behavior | Airline revenue management (ARM) is one of emerging topics in transportation logistics areas. This paper discusses a problem in ARM which is dynamic pricing for two parallel flights owned by the same airline. We extended the existing model on Joint Pricing Model for Parallel Flights under passenger choice behavior in the literature. We generalized ...
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| Ba, Japanese-style knowledge creation concept: a building brick of innovation process inside organization | Survival of a firm in industry will be primarily determined by how efficient it can harness competitive advantage from innovation process. Innovation process itself has strong correlation with knowledge creation, and to understand about innovation, people must understand about knowledge creation process. By successfully harnessing knowledge, people can use those resources to create some innovation ...
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| A simple technique to determine interface slip of stud connected SCC girders | A simple technique is proposed to compute interface slip of stud connected steel-concrete composite (SCC) girders based on the results of a flexure test. The technique makes use of relative longitudinal displacement of the concrete slab and steel beam to calculate the interface slip. In the flexure test of a SCC ...
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| The Stability analysis of the lusi mud volcano embankment dams using FEM with a special reference to the dam point P10.Dr | Since the eruption of the Lusi Mud volcano in Sidoarjo, East Java, on May 2006, soil embankment dams have been built to keep hot mud within the ponds. Unfortunately, since the dams were sitting on poor weak ground, land subsidence intensively occurred around the dams. A finite element method (FEM) was, then, applied to ...
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| Increase on strengths of hot weather concrete by self-curing of wet porous aggregate | The compressive and tensile strengths of concrete made in hot weather condition decreased due to loss of mixing water caused by high evaporation. One method to overcome the problem is the use of saturated fly ash aggregate. The water content in fly ash aggregate can flow out to the hardened cement ...
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| Influence of curing age and mix composition on compressive strength of volcanic ash blended cement laterized concrete | This study investigates the influence of curing age and mix proportions on the compressive strength of volcanic ash (VA) blended cement laterized concrete. A total of 288 cubes of 100mm dimensions were cast and cured in water for 3, 7, 28, 56, 90 and 120 days of hydration with cement replacement ...
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| The Effectiveness of emergency response system?s service providers for road accidents in Johor Bahru, Malaysia | In Malaysia, there are three core services involved in emergency, namely the fire and rescue, police, and ambulance services. The aim of the service providers is to prevent the loss of life and damage by improving their response time. The Civil Defence Department and the 999 call centre also assist the ...
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| Settlement control of soft ground using cement-ricehusk stabilization | Cement is widely used for improvement of soft soils, but financial and environmental concerns are causing genuine concerns to all parties, leading to the quest for alternative and effective stabilizers. Ricehusk is an agricultural waste in Malaysia, commonly disposed of by open burning or dumping in landfills. Considering that the ashes ...
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| Soil liquefaction in Padang due to Padang earthquake 30 September 2009 | The Padang earthquake of M7.6 on 30 September 2009 (30S?09) caused damage to buildings, houses, public water facilities, and road ways. Several buildings were damaged due to liquefaction. This paper describes the liquefaction potential in Padang based on the site observation and analytical examination. The liquefaction was observed at a number ...
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| The Impact of changing storage area on flood magnitude and occurrence | This study focuses on the impact of combined catchment and storage upon flood occurrences and flood peaks. A significant factor that plays an important role of the combined catchment and storage is the ratio of contributing catchment area to storage area (AC/AS) where the impact significantly shows increasing frequency of storage ...
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| Mechanical properties of clayey sand treated with cement-rubbershreds | Residual soils of clayey sand composition can potentially be treated to construct a 2-layer pavement system. Using cement as the primary binder and recycled rubbershreds (<2 mm thick, 0.425 mm - 12 mm in length) as filler material, the improved ground can serve as a reliable road foundation, overlain with a ...
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| A Finite element analysis of bearing resistance of timber loaded through a steel plate | Decrease projected length of bolts due to bending deformation in timber joints compresses the steel washers onto timber member and increases lateral resistance of the joints. As this lateral strength increase primarily depend on bearing characteristics of timber beneath the steel washers, a finite element analysis was performed to predict their ...
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| Technical note: an assessment of practicing reflection in teaching the concepts for engineering statics | This paper shares the experience of Dr Ande in practicing reflection in teaching the concepts for Engineering Statics. His constant pursuit of being a reflective practitioner has made him more evolved as an effective teacher and made him more flexible in modifying his practice. It is interesting to learn from Dr. ...
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