Constrained
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Bài viết đề xuất phương pháp tìm lời giải cho Bài toán MS-RCPSP (Multi Skill-Resource Constrained Project Scheduling Problem). MS-RCPSP đã được chứng minh là bài toán NP-Khó, do vậy cần sử dụng các phương pháp tính toán tiến hóa, cận tối ưu nhằm tìm được lời giải phù hợp trong thời gian chấp nhận được.
8p visystrom 22-11-2023 13 7 Download
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The main focus of this thesis is on the application of a model predictive control (MPC) method to devise an ABS for a BBW vehicle. Unlike the traditional ABS control algorithms which are based on a trial and error method, the MPC based ABS algorithm aims to utilizes the behaviour of the model to optimize the wheel slip dynamics subject to system constraints. Performance of the proposed wheel slip controller is validated through Software-in-the-Loop (SiL) and Hardware-inthe-Loop (HiL) simulation.
136p runthenight07 01-03-2023 6 3 Download
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The experience of previous oil price shocks has shown that these shocks can provide an important catalyst for policies to encourage demand reduction, substitution to other fuels, and development of new sources of energy supply.
11p maingoc84 28-12-2022 33 4 Download
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The thesis "Three essays on earnings management in frontier countries" makes three distinct research contributions to the study of . The first study examines institutional settings and its ability to constrain accruals-based earnings management. The second study examines financial statement comparability as it relates to accrual and real earnings management. The third study examines the impact of on bank performance. All studies are interrelated but can be read independently.
279p runordie3 06-07-2022 9 2 Download
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In this study seasonal changes in the geochemical and stable isotope compositions of Hisaralan thermal waters in Simav Graben, western Turkey, were investigated with regards to a variety of mineral-water interactions and mixing processes. The Hisaralan and Emendere geothermal waters, with temperatures of up to 99 °C, were mostly of Na-HCO3 and Ca-HCO3 types. The δ18O and δ2 H values of the Hisaralan waters ranged from –9.32‰ to –8.73‰ and –65.02‰ to –61.10‰, with maximum seasonal differences of 0.3‰ and 1.8‰. The Emendere waters were represented by a more positive range of δ2 H values (–54.
22p tanmocphong 29-01-2022 12 1 Download
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Geothermal energy constitutes an important renewable resource in Turkey that has been extensively utilized for heating buildings, power generation, greenhouse farming and various other industries. One of the most remarkable geothermal locations in Turkey is the low-enthalpy area of Afyon, where five main low-temperature (30–110℃) geothermal fields are exploited. However, further exploration drilling sites have proven inconclusive, casting doubts on the effective presence of high-temperature geothermal systems in the region.
15p tanmocphong 29-01-2022 9 1 Download
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The study presents thermal structure and active-passive tectonic parts of the Eastern Mediterranean Region. Curie point depth, heat flow map, Moho depth and sediment thickness are used for interpretation. The levelled magnetic data that obtained from the World Digital Magnetic Anomaly Map (WDMAM) is used. The magnetic anomaly is divided into 39 zones for Curie point depth estimation. The Curie point depth values are calculated into Fourier domain. Then heat flow map is generated. The estimated Curie point depth values are ranging from 4.5 km to 25 km.
16p tanmocphong 29-01-2022 12 0 Download
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A major earthquake (Mw=7.0) occurred in the Samos Island on the 30th of October 2020 at 11:51 UTC. Swarm satellite magnetic data were analysed for 153 days before and 46 days after the earthquake. Preearthquake and postearthquake anomaly search is constrained within the Dobrovolsky’s Circular Area. Fundamentally, there are 5 steps for processing satellite magnetic data to interpret the earthquake preparation phase. The first step is converting geographical coordinates to geomagnetic latitude and longitude.
10p tanmocphong 29-01-2022 13 0 Download
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According to existing literature, the western segment of the Manisa Fault Zone is well known characterized; however, the eastern segment of it has rarely been addressed. To decipher the Holocene seismotectonic behavior of the eastern segment of Manisa Fault Zone, trench-based paleoseismological analyses for the first time were performed along with it.
27p tanmocphong 29-01-2022 10 0 Download
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Bài viết đề xuất việc tính toán giới hạn và thích nghi của tấm Kirchhoff dưới các điều kiện ngẫu nhiên của giới hạn chảy. Thiết kế theo độ tin cậy của kết cấu bằng kỹ thuật Chance constrained programming là rất hiệu quả nếu nó được xây dựng như một bài toán tối ưu tất định tương đương.
6p viwinter2711 18-10-2021 9 1 Download
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Trong bài viết này đề xuất giải thuật định tuyến QoS sử dụng thông tin nội bộ đảm bảo trễ (Localized Delay-Constrained QoS Routing - LDCQR) kết hợp dự báo trễ (Delay Prediction – DP) đảm bảo chỉ tiêu trễ đầu cuối trong suốt thời gian tồn tại luồng lưu lượng với độ chính xác và cải thiện hiệu năng. Giải thuật LDCQR-DP được kiểm chứng thông qua mô phỏng số, khẳng định hiệu quả định tuyến QoS và tỉ lệ đảm bảo trễ yêu cầu.
7p viaespa2711 31-07-2021 35 2 Download
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The convergence rates for the regularized solutions is also shown under ordinary conditions in the theory of nonlinear ill-posed problems. We also give a numerical example as an illustration.
8p tamynhan8 04-11-2020 16 2 Download
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The purpose of this paper is to consider the project scheduling problem under such limited constraint, called Multi-Skill Resource-Constrained Project Scheduling Problem or MS-RCPSP. The algorithm proposed in this paper is to find the optimal schedule, determine the start time for each task so that the execution time (also called makespan) taken is minimal.
12p koxih_kothogmih5 04-09-2020 15 1 Download
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This paper aims to determine the constraining and enhancing factors of key business enterprise in Occidental Mindoro, Philippines. The Michael Porter’s Diamond Model of Competitive Advantage was used as the analytical framework.
8p guineverehuynh 18-06-2020 17 2 Download
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The PETALE experimental programme in the CROCUS reactor intends to provide integral measurements to constrain stainless steel nuclear data. This article presents the tools and the methodology developed to design and optimize the experiments, and its operating principle.
8p christabelhuynh 29-05-2020 6 1 Download
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The prior PDF of generalized data is defined by prior expectation values and a prior covariance matrix of generalized data that naturally includes covariance between any two components of generalized data.
6p christabelhuynh 29-05-2020 11 0 Download
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This paper presents a new penalty function called logarithmic penalty function (LPF) and examines the convergence of the proposed LPF method. Furthermore, the LaGrange multiplier for equality constrained optimization is derived based on the first-order necessary condition.
10p tohitohi 22-05-2020 13 0 Download
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In this paper, the severe plastic deformation method (SPD) known as constrained groove pressing (CGP) was applied to produce ultrafine-grained microstructure in IF steel sheets. In the CGP technique, samples are subjected to repetitive shear deformation under the plane strain deformation condition using the constrained grooved and flat dies.
6p tohitohi 19-05-2020 8 1 Download
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Cutouts are commonly used as access port for mechanical and electrical structures. Most of the tructures generally work under severe dynamic loading and different constrained conditions during their service life. This may lead to vibration of the structure.
8p tohitohi 19-05-2020 13 2 Download
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In this paper, an analytical method is proposed for calculation of natural frequencies of a delaminated composite beam from both free and constrained mode frequencies. In previous studies, the frequencies of a delaminated composite beam were computed with assumption of occurring open or close delamination during the vibration.
8p tohitohi 19-05-2020 18 1 Download