نتایج جستجو برای: alns
تعداد نتایج: 123 فیلتر نتایج به سال:
The usefulness of Adaptive Logic Networks (ALNs) to analyse Near-Infrared (NIR) spectra of tar sands feedstock in a plant situation is examined. Laboratory experiments with tar sands do show good correlation between NIR and physical analysis using traditional mathematical and back propagation neural network techniques. The plant results are inconclusive due to poor correlation between the spect...
The vehicle routing problem with the capacity constraints was considered in this paper. It is quite difficult to achieve an optimal solution with traditional optimization methods by reason of the high computational complexity for large-scale problems. Consequently, new heuristic or metaheuristic approaches have been developed to solve this problem. In this paper, we constructed a new heuristic ...
Javanese is an Indonesian culture which needs to be preserved, but many students make mistakes in the pronunciation of letters and find it difficult analyze errors by human teachers because limited time subjective assessment, so a system needed detect incorrect letters. Mispronunciation detection has been widely applied foreign languages, not implemented for carakan This research develops mispr...
در این پایان نامه مسأله درخت فراگیر با دو هدف 1- کمینه سازی هزینه درخت و 2- کمینه سازی تعداد برچسب های درخت، مورد بررسی قرار گرفته است که در شبکه های مخابراتی دارای کاربردهای بسیاری می باشد. در این مسأله به هریک از یال های موجود علاوه بر هزینه، نوعی از برچسب نیز تخصیص داده شده است که منظور از برچسب نوع وسیله ارتباطی بین دو گره از شبکه است. یک مدل برنامه ریزی خطی عدد صحیح مختلط به همراه الگوریتم...
We present a unified heuristic which is able to solve five different variants of the vehicle routing problem: the vehicle routing problem with time windows (VRPTW), the capacitated vehicle routing problem (CVRP), the multi-depot vehicle routing problem (MDVRP), the site-dependent vehicle routing problem (SDVRP) and the open vehicle routing problem (OVRP). All problemvariants are transformed int...
Based on the current situation and problems of transportation "last mile" distribution, this paper establishes a path optimization model based user distribution methods from perspective market preference for methods, designs an Adaptive Large Neighborhood Search (ALNS) algorithm, builds portrait solution algorithm construction method. method, scenario is established, route method are planned fi...
The Vehicle Routing Problem (VRP) is one of the most studied topics in Operations Research. Among numerous variants VRP, this research addresses VRP with relaxed priority rules (VRP-RPR) which customers are assigned to several groups and highest priorities typically need be served before lower ones. Additional used control trade-off between cost efficiency. We propose a Mixed Integer Linear Pro...
BACKGROUND Although sentinel lymph node biopsy (SLNB) can accurately predict the status of axillary lymph node (ALN) metastasis, the high false-negative rate (FNR) of SLNB is still the main obstacle for the treatment of patients who receive SLNB instead of ALN dissection (ALND). The purpose of this study was to evaluate the clinical significance of SLNB combined with peripheral lymph node (PLN)...
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